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Homonyms

IRMNG homonym list - genus level - Initial letter = "C" (4021)

Please note, this is a provisional homonyms list from IRMNG on 2024-04-20, and is subject to change. It may include nomina nuda, rejected and otherwise non-current names, plus some published misspellings, in addition to homonyms that have been validly published. A small proportion of duplicate entries awaiting rationalisation may also be included.

Click on any genus name for additional details, as currently available.

Caballeria
     Caballeria Bychowsky & Nagibina, 1970 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Dactylogyridea (Order) > Ancyrocephalidae (Family)
     Caballeria Ruiz & Pavón, 1794 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Primulaceae (Family)

Cabanisia
     Cabanisia Bonaparte, 1854 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Cabanisia Klotzsch ex D.F.L. Schlechtendal, 1862 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Commelinales (Order) > Pontederiaceae (Family)

Cabera
     Cabera Treitschke, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
 Cabera d'Orbigny in Webb & Berthelot, ? 1839 accepted as Caberea Lamouroux, 1816 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Candidae (Family)

Cabira
     Cabira Gistl, 1848 (uncertain)· Animalia (Kingdom) > Ctenophora (Phylum) > Tentaculata (Class) > Lobata (Order) > Leucotheidae (Family)
     Cabira Webster, 1879 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Pilargidae (Family)
 Cabira Kossmann, 1872 accepted as Cabirops Kossmann, 1884 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Cabiropidae (Family)
 Cabira Sodovsky, 1837 accepted as Cabera Treitschke, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)

Cabirus
     Cabirus Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)
     Cabirus Buchecker, ? 1880 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Castniidae (Family)
     Cabirus Mulsant & Rey, 1853 accepted as Cabirutus Strand, 1929 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cabotia
     Cabotia Ragonot, 1888 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Cabotia de Buen, 1930 accepted as Gobius Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Gobiidae (Family)

Cabralia
     Cabralia F. von Paula von Schrank in P. Leandro de Sacramento, 1821 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Cabralia Moore in Jones & Moore, 1882 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Cabralia Böhm, 1899 † accepted as Cabralista Keen, 1969 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneroida (awaiting allocation) (Family)
     Cabralia Dias-Da-Silva, Marsicano & Schultz, 2006 † · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Temnospondyli (Order) > Rhytidosteidae (Family)

Cacabocrinites
     Cacabocrinites Troost, 1850 accepted as Cacabocrinites Troost, 1850 (nomen nudum)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
     Cacabocrinites Troost in Wood, 1909 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)

Cacalia
 Cacalia O. Kuntze, 1891 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Cacalia Linnaeus, 1753 accepted as Adenostyles Cassini in F. Cuvier, 1816 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Cacao
     Cacao Barnard, 1931 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Stilipedidae (Family)
 Cacao P. Miller, 1754 accepted as Theobroma Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)

Caccobius
     Caccobius Kimbrough in Kimbrough & Korf, 1967 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Thelebolales (Order) > Thelebolaceae (Family)
     Caccobius Thomson, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Cachanocoris
     Cachanocoris Villiers, 1959 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Cachanocoris Rider, 1998 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)

Cacicus
     Cacicus Lacepède, 1799 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)
     Cacicus Dejean, 1834 accepted as Megelenophorus Gebien, 1910 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Cacicus Solier, 1837 accepted as Cacicus Dejean, 1834 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cacochroa
     Cacochroa Heinemann, 1870 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Cacochroa Kraatz, 1880 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Cacodaemon
     Cacodaemon Schiner, 1866 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Asilidae (Family)
     Cacodaemon Thomson, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Endomychidae (Family)

Cacomyia
     Cacomyia Coquillett, 1906 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Culicidae (Family)
 Cacomyia Hull, 1930 accepted as Cacoceria Hull, 1936 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)

Cacoscelis
     Cacoscelis Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Cacoscelis Erichson, 1847 accepted as Cacoscelis Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Cacosoma
     Cacosoma Felder, 1874 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Cacosoma Smith, 1879 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Halictidae (Family)

Cacostola
     Cacostola Dejean, 1835 accepted as Cacostola Fairmaire & Germain, 1859 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Cacostola Fairmaire & Germain, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Cacozelia
     Cacozelia Grote, 1878 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
 Cacozelia Iredale, 1924 accepted as Cacozeliana Strand, 1928 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Cerithiidae (Family)

Cactus
     Cactus Smirnov, 1976 · Animalia (Kingdom) > Arthropoda (Phylum) > Branchiopoda (Class) > Diplostraca (Order) > Macrothricidae (Family)
 Cactus A.C. Lemaire accepted as Opuntia (Linnaeus) P. Miller, 1754 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)
 Cactus Linnaeus, 1753 accepted as Mammillaria A.H. Haworth, 1812 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)
 Cactus Britton & Rose, 1922 accepted as Melocactus Link & Otto, 1827 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)

Cacullanus
 Cacullanus Rudolphi, 1802 accepted as Cucullanus Müller, 1777 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Cucullanidae (Family)
 Cacullanus Rafinesque, 1815 accepted as Cucullanus Müller, 1777 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Cucullanidae (Family)

Cacumen
     Cacumen D.V. Cantrill & J.A. Webb, 1987 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Osmundales (Order) > Osmundaceae (Family)
 Cacumen Whitley, 1931 accepted as Platycephalus Bloch, 1795 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Platycephalidae (Family)

Cacus
 Cacus Gistl, 1848 accepted as Cacus Gistl, 1848 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Cacus Ashmead, 1893 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Scelionidae (Family)
 Cacus Selys, 1854 accepted as Cacoides Cowley, 1934 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Gomphidae (Family)
 Cacus Costa, 1857 † accepted as Caeus Costa, 1853-?60 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gonorynchiformes (Order) > Gonorhynchiformes (awaiting allocation) (Family)

Cadelari
 Cadelari Medikus, 1787 accepted as Cadelari Medikus, 1787 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)
     Cadelari Adanson, 1763 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)

Cadella
     Cadella Dall, Bartsch & Rehder, 1938 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Tellinidae (Family)
 Cadella Hirst, 1925 accepted as Caddella Hirst, 1925 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Caddidae (Family)

Cadium
     Cadium Bailey, 1856 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Cadium Link, 1807 accepted as Tonna Brünnich, 1771 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Tonnidae (Family)

Cadmus
     Cadmus J.B.G. Bory de St.-Vincent, 1822 (uncertain)· Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlorophyceae (awaiting allocation) (Order) > Chlorophyceae (awaiting allocation) (Family)
     Cadmus Theobald, 1868 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
     Cadmus Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Cadmus Erichson, 1842 accepted as Cadmus Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Caduceia
     Caduceia França, 1918 · Protozoa (Kingdom) > Metamonada (Phylum) > Trichomonadea (Class) > Cristamonadida (Order) > Devescovinidae (Family)
     Caduceia Kirby, 1936 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Caecilia
     Caecilia Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Gymnophiona (Order) > Caeciliidae (Family)
     Caecilia Bourguignat, 1856 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Ferussaciidae (Family)
 Caecilia Lacepède, 1800 accepted as Apterichtus Duméril, 1805 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Ophichthidae (Family)

Caecina
     Caecina Stål, 1863 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Caecina Hewitson, 1868 accepted as Ocyba Lindsey, 1925 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)

Caecula
     Caecula Vahl, 1794 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Ophichthidae (Family)
 Caecula Gistl, 1848 accepted as Drapetis Meigen, 1822 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Hybotidae (Family)

Caecum
     Caecum Morris, 1843 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Caecum Fleming, 1813 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Caecidae (Family)
     Caecum Wood, 1848 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Caedius
     Caedius Blanchard, 1845 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Caedius Dejean, 1834 accepted as Caedius Blanchard, 1845 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Caedius Mulsant & Rey, 1859 accepted as Caedius Blanchard, 1845 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Caela
 Caela Lesson, 1842 accepted as Caela Lesson, 1842 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Caela Adanson, 1763 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Scrophulariaceae (Family)

Caelatura
     Caelatura Fischer, 1883 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Unionoida (Order) > Unionidae (Family)
     Caelatura Conrad, 1865 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Barleeiidae (Family)

Caelidia
     Caelidia Dejean, 1833 accepted as Parastasia Westwood, 1841 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Caelidia Boisduval, 1835 accepted as Parastasia Westwood, 1841 (nomen oblitum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Caelidia Burmeister, 1844 accepted as Caelidia Boisduval, 1835 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Caelidia Latreille in Cuvier, 1829 accepted as Coelidia Germar, 1821 (misspelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)

Caeligena
     Caeligena Bonaparte, 1850 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Caeligena Lesson, 1843 accepted as Coeligena Lesson, 1833 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Trochilidae (Family)

Caeliodes
 Caeliodes Agassiz, 1846 accepted as Coeliodes Schönherr, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Caeliodes Westwood, 1838 accepted as Coeliodes Schönherr, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Caelobunus
 Caelobunus Roewer, 1923 accepted as Dicoryphus Loman, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Assamiidae (Family)
 Caelobunus Loman, 1902 accepted as Dicoryphus Loman, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Assamiidae (Family)

Caelodon
 Caelodon Lund, 1839 † accepted as Nothrotherium Lydekker in Nicholson & Lydekker, 1889 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Pilosa (Order) > Megatheriidae (Family)
 Caelodon Thomson, 1860 accepted as Coelodon Audinet-Serville, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Caelogenys
 Caelogenys Agassiz, 1842 accepted as Cuniculus Brisson, 1762 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Cuniculidae (Family)
 Caelogenys Gray, 1825 † accepted as Cuniculus Brisson, 1762 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Cuniculidae (Family)

Caelopygulus
     Caelopygulus Roewer, 1931 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
 Caelopygulus Mello-Leitão, 1932 accepted as Ampheres Koch, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Gonyleptidae (Family)

Caelorrhina
     Caelorrhina Burmeister in Westwood, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Caelorrhina Hope, 1841 accepted as Caelorrhina Burmeister in Westwood, 1843 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Caelostoma
 Caelostoma Agassiz, 1846 accepted as Coelostoma Brullé, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)
 Caelostoma Maskell, 1884 accepted as Coelostomidia Cockerell, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Margarodidae (Family)

Caenarthria
     Caenarthria Thomson, 1869 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tipulidae (Family)
     Caenarthria Warren, 1894 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Caeneus
     Caeneus Distant, 1893 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Caeneus Eaton, 1888 accepted as Caenis Stephens, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Ephemeroptera (Order) > Caenidae (Family)

Caenia
     Caenia Newman, 1838 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Caenia Walker, 1853 accepted as Coenia Robineau-Desvoidy, 1830 (misspelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ephydridae (Family)

Caenina
 Caenina Walker, 1867 accepted as Spermatodes Bergroth, 1914 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)
     Caenina Felder, 1861 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Caeniopsis
     Caeniopsis Townsend, 1927 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Caeniopsis Frey, 1927 accepted as Caeniamima Shewell, 1977 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Lauxaniidae (Family)

Caenis
     Caenis Stephens, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Ephemeroptera (Order) > Caenidae (Family)
     Caenis Robineau-Desvoidy, 1863 accepted as Eurysthaea Robineau-Desvoidy, 1863 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Caenocephalus
     Caenocephalus Taylor, 1914 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Culicidae (Family)
     Caenocephalus Wulp, 1898 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)

Caenoconops
     Caenoconops Anonymous, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Conopidae (Family)
 Caenoconops Kröber, 1939 accepted as Caenoconops Anonymous, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Conopidae (Family)

Caenogenes
     Caenogenes Walsingham, 1887 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Caenogenes Meyrick, 1937 accepted as Eucoenogenes Meyrick, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)

Caenoneura
     Caenoneura Kröber, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Scenopinidae (Family)
     Caenoneura Kirby, 1890 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Odonata (awaiting allocation) (Family)
     Caenoneura Thomson, 1870 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Caenophanes
     Caenophanes Loew, 1874 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Caenophanes Förster, 1862 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Braconidae (Family)

Caenopsis
     Caenopsis Bach, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Caenopsis Needham, 1920 accepted as Tricorythodes Ulmer, 1920 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Ephemeroptera (Order) > Leptohyphidae (Family)

Caenoptera
     Caenoptera Bedel, 1889 accepted as Caenoptera Thomson, 1859 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Caenoptera Thomson, 1859 accepted as Molorchus Fabricius, 1792 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Caenorhinus
     Caenorhinus Thomson, 1859 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Attelabidae (Family)
 Caenorhinus Kuschel, 1962 accepted as Caneorhinus Kuschel, 1952 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Caenosciara
     Caenosciara Mohrig, 1970 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sciaridae (Family)
     Caenosciara Lengersdorf, 1941 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sciaridae (Family)

Caenotus
     Caenotus Cole, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Bombyliidae (Family)
     Caenotus (Nuttall) Rafinesque, 1837 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Caenus
 Caenus Agassiz, 1846 accepted as Caenis Stephens, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Ephemeroptera (Order) > Caenidae (Family)
 Caenus Lethierry & Severin, 1893 accepted as Coenus Dallas, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)

Caeporis
 Caeporis d'Orbigny, 1843 accepted as Caeporis Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Caeporis Sturm, 1843 accepted as Caeporis Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Caeporis Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Caereba
 Caereba Vieillot, 1818 accepted as Coereba Vieillot, 1807 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)
     Caereba Reichenbach, 1849 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Caereba Sundevall, 1836 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Caeruleamsemion
 Caeruleamsemion Valdesalici & Malumbres, 2023 accepted as Aphyosemion Myers, 1924 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cyprinodontiformes (Order) > Nothobranchiidae (Family)
     Caeruleamsemion Valdesalici & Malumbres, 2022 accepted as Caeruleamsemion Valdesalici & Malumbres, 2023 (unavailable name)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cyprinodontiformes (Order) > Nothobranchiidae (Family)

Caeruleum
     Caeruleum K. Knudsen & L. Arcadia in Arcadia & Knudsen, 2012 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Acarosporales (Order) > Acarosporaceae (Family)
     Caeruleum Huang, 2023 † · Animalia (Kingdom) > Chordata (Phylum) > Cephalaspidomorphi (Class) > Petromyzontiformes (Order) > (Family)

Caesalpinioxylon
     Caesalpinioxylon Schenk in W.P. Schimper & Schenk, 1890 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Caesalpinioxylon R. Kräusel, 1922 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Dipterocarpaceae (Family)

Caesarea
     Caesarea Friese, 1911 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Caesarea Cambessèdes, 1829 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Geraniales (Order) > Francoaceae (Family)

Caesia
 Caesia Vellozo, 1829 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rhamnaceae (Family)
     Caesia H. Adams & A. Adams, 1853 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Nassariidae (Family)
     Caesia R. Brown, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Asphodelaceae (Family)

Caesiosoma
     Caesiosoma Kaup, 1863 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Kyphosidae (Family)
     Caesiosoma Bleeker, 1876 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Kyphosidae (Family)

Caia
     Caia Williams, 1963 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Diaspididae (Family)
     Caia U. Fanning, D. Edwards & J.B. Richardson, 1990 † · Plantae (Kingdom) > Horneophyta (Phylum) > Horneophytopsida (Class) > Horneophytales (Order) > Horneophytaceae (Family)

Caiman
     Caiman Spix, 1825 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Crocodylia (Order) > Alligatoridae (Family)
     Caiman Gray, 1844 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Cairnsia
 Cairnsia Boucek, 1988 accepted as Ezgia Koçak & Kemal, 2008 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)
 Cairnsia Blackburn, 1895 accepted as Rhytiphora Audinet-Serville, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Calais
 Calais Woodward, 1896 † accepted as Palaeoctopus Woodward, 1896 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Octopoda (Order) > Palaeoctopodidae (Family)
 Calais A.P. de Candolle, 1838 accepted as Microseris D. Don, 1832 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Calais Rafinesque, 1815 accepted as Calais Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Copepoda (awaiting allocation) (Order) > Copepoda incertae sedis (Family)
     Calais Boisduval, 1836 accepted as Colotis Hübner, 1819 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pieridae (Family)
     Calais Laporte, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Calamaria
     Calamaria Moore, 1878 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Calamaria Boie, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
 Calamaria Boehmer in C.G. Ludwig, 1760 accepted as Isoetes Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Lycopodiopsida (Class) > Isoetales (Order) > Isoetaceae (Family)
     Calamaria Boie in Férussac, 1826, nom. nud. accepted as Calamaria Boie, 1826 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)

Calamella
     Calamella Oken, 1817 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Calamella Oken, 1815 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Calamia
     Calamia Klishevich, 1976 † (uncertain)· Animalia (Kingdom) > Ctenophora (Phylum) > Ctenophora (awaiting allocation) (Class) > Ctenophora (awaiting allocation) (Order) > Ctenophora (awaiting allocation) (Family)
     Calamia Hübner, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Calamintha
 Calamintha Adanson, 1763 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)
 Calamintha P. Miller, 1754 accepted as Clinopodium Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)

Calamita
 Calamita Oken, 1816 accepted as Calamita Oken, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Hylidae (Family)
     Calamita Merrem, 1820 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
     Calamita Ritgen, 1828 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Calamites
     Calamites Guettard, 1770 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Calamites Wagler, 1830 accepted as Calamites Wagler, 1830 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
     Calamites Sternberg, 1820 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Equisetales (Order) > Calamitaceae (Family)

Calamodon
     Calamodon Cope, 1874 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cimolesta (Order) > Stylinodontidae (Family)
     Calamodon Amaral, 1935 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
     Calamodon do Amaral, 1937 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Calamodyta
     Calamodyta Bonaparte, 1832 & 1834 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Calamodyta Kaup, 1829 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Calamophilus
     Calamophilus Leach, 1816 accepted as Calamophilus Leach, 1816 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Calamophilus Forster, 1817 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Calamophyllia
     Calamophyllia de Blainville, 1830 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Calamophylliidae (Family)
 Calamophyllia Portlock, 1843 † accepted as Caryophyllia Lamarck, 1801 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Trachyphylliidae (Family)

Calamopsis
 Calamopsis H. Graf zu Solms-Laubach, 1896 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Lycopodiopsida (Class) > Lepidodendrales (Order) > Lepidodendraceae (Family)
     Calamopsis Heer, 1859 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Cycadopsida (Class) > Cycadales (Order) > Cycadales (awaiting allocation) (Family)

Calamornis
     Calamornis Gould, 1874 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Calamornis Sclater, 1927 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Calamospondylus
     Calamospondylus Lydekker, 1889 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Saurischia (Order) > Coeluridae (Family)
     Calamospondylus Fox, 1866 † accepted as Calamospondylus Fox, 1866 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Calamostoma
     Calamostoma Agassiz, 1833 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gasterosteiformes (Order) > Gasterosteiformes (awaiting allocation) (Family)
 Calamostoma Steindachner, 1863 † accepted as Aulorhamphus Zigno, 1890 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gasterosteiformes (Order) > Gasterosteiformes (awaiting allocation) (Family)

Calamosyrinx
 Calamosyrinx Unger in Richter & Unger, 1856 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > Calamopityales (Order) > Calamopityales (awaiting allocation) (Family)
     Calamosyrinx Petzholdt, 1841 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Lycopodiopsida (Class) > Lycopodiopsida (awaiting allocation) (Order) > Lycopodiopsida (awaiting allocation) (Family)

Calamus
     Calamus Swainson, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Sparidae (Family)
     Calamus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Arecales (Order) > Arecaceae (Family)
 Calamus Saussure, 1862 accepted as Cannula Bolivar, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)

Calana
 Calana Gray, 1847 accepted as Calana Gray, 1847 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Calana DeLong, 1936 accepted as Calanana DeLong, 1944 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)

Calandra
 Calandra Oken, 1817 accepted as Calandra Oken, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Calandra Clairville, 1798 accepted as Sphenophorus Schönherr, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dryophthoridae (Family)
 Calandra Gistl, 1848 accepted as Sitophilus Schönherr, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Calandra Fabricius, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Calandra Zimmermann in Bartram, 1793 accepted as Calandra Zimmermann in Bartram, 1793 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Passeriformes (awaiting allocation) (Family)
 Calandra Rafinesque, 1815 accepted as Calandra Rafinesque, 1815 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Calandra Brookes, 1830 accepted as Calandra Brookes, 1830 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Calandra Lesson, 1837 accepted as Calandra Lesson, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Calandrella
     Calandrella Kaup, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Alaudidae (Family)
 Calandrella Fursov, 1935 accepted as Fursovia Alonso-Zarazaga & Lyal, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dryophthoridae (Family)

Calandrites
     Calandrites Scudder, 1893 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dryophthoridae (Family)
 Calandrites accepted as Calandrella Kaup, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Alaudidae (Family)

Calantica
     Calantica Gray, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Pedunculata (Order) > Calanticidae (Family)
     Calantica Jaubert ex L.R. Tulasne, 1857 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Salicaceae (Family)
 Calantica Zeller, 1847 accepted as Niphonympha Meyrick, 1914 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Yponomeutidae (Family)

Calanus
     Calanus Leach, 1816 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Calanoida (Order) > Calanidae (Family)
 Calanus Walker, 1870 accepted as Cannula Bolivar, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)

Calao
     Calao Bonnaterre, 1790 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Calao Brookes, 1828 accepted as Calao Brookes, 1828 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Calao Bonaparte, 1850 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Calappa
     Calappa Weber, 1795 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Calappidae (Family)
 Calappa Steck, 1757 accepted as Cocos Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Arecales (Order) > Arecaceae (Family)

Calathella
     Calathella R. Florin, 1929 † (uncertain)· Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)
     Calathella D.A. Reid, 1964 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Marasmiaceae (Family)
     Calathella Rauff, 1894 † (uncertain)· Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Receptaculitales (Order) > Receptaculitaceae (Family)

Calathinus
     Calathinus Rafinesque, 1838 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)
 Calathinus Quélet, 1886 accepted as Crepidotus (E.M. Fries) Staude, 1857 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Inocybaceae (Family)

Calathiscus
     Calathiscus Sollas, 1883 † · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Lychniscosida (Order) > Ventriculitidae (Family)
 Calathiscus Montagne, 1841 accepted as Lysurus E.M. Fries, 1823 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Phallales (Order) > Phallaceae (Family)
 Calathiscus Claereboudt & Al-Amri, 2004 accepted as Goniopora de Blainville, 1830 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Poritidae (Family)

Calathocrinus
     Calathocrinus von Meyer, 1847 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
 Calathocrinus Hall, 1861 † accepted as Strotocrinus Meek & Worthen, 1866 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Monobathrida (Order) > Monobathrida (awaiting allocation) (Family)

Calathus
     Calathus Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Calathus Stephens, 1827 accepted as Calathus Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Calbovista
     Calbovista Morse ex M.T. Seidl, 1995 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricaceae (Family)
     Calbovista Morse, 1935 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricaceae (Family)

Calcar
     Calcar Schumacher, 1817 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Calcar Montfort, 1810 accepted as Astralium Link, 1807 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Turbinidae (Family)
     Calcar Dejean, 1821 accepted as Hemeralopius Gistl, 1848 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Calcar Mulsant, 1854 accepted as Calcar Dejean, 1821 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Calcar Latreille, 1829 accepted as Calcar Dejean, 1821 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Calcarella
     Calcarella Kanygin, 1971 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)
 Calcarella Souleyet, 1850 accepted as Distorsio Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Personidae (Family)

Calcaria
     Calcaria Gruber, 1879 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Calcaria Cate, 1973 accepted as Calcarovula Cate, 1973 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Ovulidae (Family)
 Calcaria Porat, 1878 accepted as Scolopendra Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Chilopoda (Class) > Scolopendromorpha (Order) > Scolopendridae (Family)

Calcarina
     Calcarina Osytshnjuk, 1993 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Andrenidae (Family)
     Calcarina Moquin-Tandon, 1848 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Sphincterochilidae (Family)
     Calcarina d'Orbigny, 1826 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Calcarinidae (Family)

Calceola
     Calceola Lamarck, 1799 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Cystiphyllida (Order) > Goniophyllidae (Family)
 Calceola Swainson, 1840 accepted as Alasmidonta Say, 1818 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Unionoida (Order) > Unionidae (Family)

Calceolaria
     Calceolaria Griffith & Pidgeon in Cuvier, 1834 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Calceolaria Linnaeus, 1770 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Calceolariaceae (Family)
 Calceolaria Loefling, 1758 accepted as Calceolaria Loefling, 1758 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Violaceae (Family)
 Calceolaria Heister ex Fabricius, 1763 accepted as Cypripedium Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Calceolina
 Calceolina Rafinesque, 1815 † accepted as Calceolina Rafinesque, 1815 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Cystiphyllida (Order) > Goniophyllidae (Family)
 Calceolina A. Adams, 1863 accepted as Neritilia Martens, 1875 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cycloneritimorpha (Order) > Neritiliidae (Family)

Calceolispongia
     Calceolispongia Gerth, 1936 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Cladida (Order) > Calceolispongiidae (Family)
     Calceolispongia Etheridge, 1914 † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)

Calceolus
     Calceolus Diesing, 1866 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Calceolus P. Miller, 1754 accepted as Cypripedium Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Calchas
     Calchas Birula, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Scorpiones (Order) > Iuridae (Family)
     Calchas Klug, 1850 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Calchas Brehm, 1949 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Calanoida (Order) > Diaptomidae (Family)

Calcirhynchia
     Calcirhynchia Buckman, 1917 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Rhynchonellida (Order) > Wellerellidae (Family)
     Calcirhynchia Buckman, 1914 † accepted as Calcirhynchia Buckman, 1917 † (nomen nudum)· Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Rhynchonellida (Order) > Wellerellidae (Family)

Calcisphaera
     Calcisphaera Dawson, 1881 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Calcisphaera W.C. Williamson, 1880 † · Plantae (Kingdom) > Charophyta (Phylum) > Charophyceae (Class) > Sycidiales (Order) > Sycidiaceae (Family)

Calcitrapa
     Calcitrapa Heister ex Fabricius, 1759 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Calcitrapa J. Hill, 1762 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Calcochloris
     Calcochloris Mivart, 1867 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Afrosoricida (Order) > Chrysochloridae (Family)
     Calcochloris Mivart, 1867, nom. nud. accepted as Calcochloris Mivart, 1867 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Afrosoricida (Order) > Chrysochloridae (Family)

Calculites
     Calculites B. Prins & W. Sissingh in W. Sissingh, 1977 † · Chromista (Kingdom) > Haptophyta (Phylum) > Coccolithophyceae (Class) > Coccolithales (Order) > Calyptrosphaeraceae (Family)
     Calculites Fortey, 1983 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Ptychopariida (awaiting allocation) (Family)

Caldasia
     Caldasia Martins-Neto & Vulcano, 1989 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Neuroptera (awaiting allocation) (Family)
 Caldasia Humboldt ex Willdenow, 1806 accepted as Bonplandia Cavanilles, 1800 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Polemoniaceae (Family)
 Caldasia Lagasca, 1821 accepted as Oreomyrrhis Endlicher, 1839 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
 Caldasia Mutis in Caldas, 1810 accepted as Helosis L.C. Richard, 1822 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Balanophoraceae (Family)

Caldeonius
     Caldeonius Candèze, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
 Caldeonius Schwarz, 1906 accepted as Caleodinus Candèze, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Calderonia
     Calderonia Bolivar, 1908 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)
 Calderonia Standley, 1923 accepted as Simira Aublet, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Caldesia
     Caldesia Parlatore, 1860 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Alismataceae (Family)
 Caldesia Trevisan, 1869 accepted as Arthonia E. Acharius, 1806 · Fungi (Kingdom) > Ascomycota (Phylum) > Arthoniomycetes (Class) > Arthoniales (Order) > Arthoniaceae (Family)
 Caldesia H. Rehm, 1889 accepted as Holmiella D. Petrini, G.J. Samuels & E. Müller, 1979 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Patellariales (Order) > Patellariaceae (Family)

Caledoderus
     Caledoderus Guilbert, 2012 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Tingidae (Family)
     Caledoderus Guilbert, 2011 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Tingidae (Family)

Caledonia
     Caledonia Curran, 1929 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sarcophagidae (Family)
 Caledonia Willemse, 1923 accepted as Caledonula Uvarov, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)
 Caledonia Cambridge, 1894 accepted as Scotinotylus Simon, 1884 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Linyphiidae (Family)

Caledoniella
     Caledoniella Basedow, 1905 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Vanikoridae (Family)
     Caledoniella Souverbie, 1869 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Vanikoridae (Family)
 Caledoniella Tabachnick & Lévi, 2002 accepted as Neocaledoniella Tabachnick & Lévi, 2004 · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Lyssacinosida (Order) > Euplectellidae (Family)

Caleidocrinus
     Caleidocrinus Waagen & Jahn in Barrande, 1899 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Disparida (Order) > Disparida (awaiting allocation) (Family)
     Caleidocrinus Jahn, 1893 † accepted as Caleidocrinus Waagen & Jahn in Barrande, 1899 † (nomen nudum)· Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Disparida (Order) > Disparida (awaiting allocation) (Family)

Calendula
     Calendula Macgillivray, 1839 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Calendula Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Calendula Swainson, 1837 accepted as Galerida Boie, 1828 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Alaudidae (Family)

Calendyma
     Calendyma Lacordaire, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cleridae (Family)
     Calendyma Dejean, 1833 accepted as Calendyma Lacordaire, 1857 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cleridae (Family)

Caletor
 Caletor Tschitscherin, 1903 accepted as Tichonilla Strand, 1942 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Caletor Loman in Weber, 1893 accepted as Epedanus Thorell, 1876 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Epedanidae (Family)

Caleya
     Caleya Mathews, 1913 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Caleya R. Brown, 1813 accepted as Caleana R. Brown, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Calia
     Calia Werneck, 1841 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Calia Berlandier in Terán, 1832 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Caliacis
     Caliacis Deichmann, 1936 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Gorgonacea (Order) > Plexauridae (Family)
 Caliacis Duchassaing & Michelotti, 1864 accepted as Thesea Duchassaing & Michelotti, 1860 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Gorgonacea (Order) > Plexauridae (Family)

Calibanus
 Calibanus da Motta, 1991 accepted as Conus Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Conidae (Family)
     Calibanus J.N. Rose, 1906 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Asparagaceae (Family)

Calicella
     Calicella Hincks, 1859, nom. nud. [2] accepted as Lafoea Lamouroux, 1821 (nomen nudum)· Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Lafoeidae (Family)
     Calicella Hincks, 1859, nom. nud. accepted as Lafoea Lamouroux, 1821 (nomen nudum)· Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Lafoeidae (Family)
 Calicella Hincks, 1861 accepted as Lafoea Lamouroux, 1821 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Lafoeidae (Family)

Calicera
 Calicera Billberg, 1820 accepted as Callicera Panzer, 1806-09 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)
 Calicera Cavanilles, 1797 accepted as Calycera Cavanilles, 1797 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Calyceraceae (Family)

Calicharis
     Calicharis A.W. Meerow, 1989 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)
     Calicharis Oberthür, 1876 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Calicnemis
     Calicnemis de Laporte, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Calicnemis Selys, 1863 accepted as Calicnemia Strand, 1928 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Cordulegasteridae (Family)

Calicotyle
     Calicotyle Diesing, 1850 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Monocotylidea (Order) > Monocotylidae (Family)
     Calicotyle Nybelin, 1941 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)

Calicurgus
     Calicurgus Brullé, 1833 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Calicurgus Lepeletier, 1845 accepted as Caliadurgus Pate, 1946 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pompilidae (Family)

Calidia
 Calidia J. Stirton in T. King et al., 1876 accepted as Byssoloma Trevisan, 1853 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Pilocarpaceae (Family)
 Calidia L.-E. Yang & J. Brodie, 2020 accepted as Phycocalidia W.J.E. Santiañez & M.J. Wynne, 2020 · Plantae (Kingdom) > Rhodophyta (Phylum) > Bangiophyceae (Class) > Bangiales (Order) > Bangiaceae (Family)

Calidris
     Calidris Anonymous [Merrem], 1804 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Scolopacidae (Family)
     Calidris Cuvier, 1800 accepted as Calidris Cuvier, 1800 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Calidris Illiger, 1811 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

California
     California J.J. Aldasoro, C. Navarro, P. Vargas, L.L. Sáez & C. Aedo, 2002 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Geraniales (Order) > Geraniaceae (Family)
 California Bassler, 1915 † accepted as Oxoplecia Wilson, 1913 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Orthida (Order) > Triplesiidae (Family)

Caligo
 Caligo Boisduval, 1870 accepted as Caligo Boisduval, 1870 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
     Caligo Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)

Caligopsis
     Caligopsis Seydel, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
 Caligopsis Markevich, 1940 accepted as Markevichus Özdikmen, 2008 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Siphonostomatoida (Order) > Caligidae (Family)

Caligula
     Caligula Moore, 1862 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Saturniidae (Family)
     Caligula Klotzsch, 1851 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericales (awaiting allocation) (Family)
     Caligula Aurivillius, 1879 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Caligulina
     Caligulina Strand, 1928 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Caligulina Heegaard, 1972 accepted as Anchicaligus Stebbing in Willey, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Siphonostomatoida (Order) > Caligidae (Family)

Caliomma
 Caliomma Bönninghausen, 1899 accepted as Caliomma Bönninghausen, 1899 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Caliomma Agassiz, 1846 accepted as Calommata Lucas, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Atypidae (Family)

Calipeopsis
     Calipeopsis Broderip, 1835 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Calipeopsis d'Orbigny, 1842 † accepted as Calipeopsis d'Orbigny, 1842 † · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Calipera
 Calipera Bedel, 1881 accepted as Calosoma Weber, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Calipera Csiki, 1927 accepted as Calosoma Weber, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Calirrhoe
 Calirrhoe Meigen, 1800 accepted as Calirrhoe Meigen, 1800 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
 Calirrhoe Reichenbach, 1828 accepted as Callirhoe Montfort, 1808 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Calista
     Calista Ritgen, 1831 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Calista Gray, 1852 accepted as Callista Poli, 1791 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)

Calisto
     Calisto Hübner, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
     Calisto Rafinesque, 1815 accepted as Calisto Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Calisto Gaudichaud-Beauprè in Freycinet, 1826 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Cyperaceae (Family)

Calix
     Calix Rouault, 1851 † · Animalia (Kingdom) > Echinodermata (Phylum) > Diploporita (Class) > Diploporita (awaiting allocation) (Order) > Diploporita (awaiting allocation) (Family)
     Calix Fraipont, 1878 (uncertain)· Chromista (Kingdom) > Ciliophora (Phylum) > Ciliophora (awaiting allocation) (Class) > Ciliophora (awaiting allocation) (Order) > Ciliophora (awaiting allocation) (Family)
 Calix Ferrer, 1916 accepted as Calyx Vosmaer, 1885 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Haplosclerida (Order) > Phloeodictyidae (Family)

Calkinsia
 Calkinsia J.A. Wolfe, 1968 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Menispermaceae (Family)
 Calkinsia J.A. Nieuwland, 1916 accepted as Placynthium (Acharius) S.F. Gray, 1821 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Peltigerales (Order) > Placynthiaceae (Family)
     Calkinsia J. Lackey, 1960 · Protozoa (Kingdom) > Euglenozoa (Phylum) > Postgaardea (Class) > Postgaardida (Order) > Calkinsiidae (Family)

Callaeas
     Callaeas Forster, 1788 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Callaeatidae (Family)
     Callaeas Bonnaterre, 1790 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Callaion
     Callaion Weinland, 1882 (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)
 Callaion Rafinesque, 1836 accepted as Calla Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Araceae (Family)

Callarctia
     Callarctia Packard, 1864 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Callarctia Leech, 1899 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Callarias
 Callarias Klein, 1777 accepted as Gadus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gadiformes (Order) > Gadidae (Family)
 Callarias Walbaum, 1792 accepted as Gadus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gadiformes (Order) > Gadidae (Family)

Calleida
 Calleida Sodovsky, 1837 accepted as Calleida Dejean, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Calleida Latreille & Dejean, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Calleida Dejean, 1825 accepted as Calleida Latreille & Dejean, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Callia
     Callia Audinet-Serville, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Callia Walker, 1855 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Callia Gray, 1840 accepted as Callianella Newton, 1891 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Architaenioglossa (Order) > Pupinidae (Family)

Callianassa
     Callianassa Leach, 1814 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Callianassidae (Family)
 Callianassa P.B. Webb & S. Berthelot, 1845 accepted as Isoplexis (Lindley) J.C. Loudon, 1829 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Plantaginaceae (Family)

Callianira
     Callianira Péron & Lesueur, 1808 · Animalia (Kingdom) > Ctenophora (Phylum) > Tentaculata (Class) > Cydippida (Order) > Mertensiidae (Family)
     Callianira Doubleday, 1847 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Callianira Hübner, 1819 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Callianira Miquel, 1843 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Piperales (Order) > Piperaceae (Family)

Callianthia
 Callianthia Blanchard, 1845 accepted as Chauliognathus Hentz, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cantharidae (Family)
 Callianthia Dejean, 1833 accepted as Chauliognathus Hentz, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cantharidae (Family)

Calliaspidia
 Calliaspidia Agassiz, 1846 accepted as Calliaspidia Agassiz, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Figitidae (Family)
 Calliaspidia Bremekamp, 1948 accepted as Justicia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)

Calliaspis
     Calliaspis Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Calliaspis Boheman, 1850 accepted as Calliaspis Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Calliaster
     Calliaster Gray, 1840 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Valvatida (Order) > Goniasteridae (Family)
 Calliaster Trautschold, 1879 † accepted as Calliasterella Schuchert, 1915 † · Animalia (Kingdom) > Echinodermata (Phylum) > Stelleroidea (Class) > Hemizonida (Order) > Calliasterellidae (Family)

Calliblennius
 Calliblennius Barbour, 1912 accepted as Neoclinus Girard, 1858 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Chaenopsidae (Family)
 Calliblennius Aoyagi, 1954 accepted as Belonepterygion McCulloch, 1915 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Plesiopidae (Family)

Callicarpa
     Callicarpa Fewkes, 1881 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Plumulariidae (Family)
     Callicarpa Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)

Callicella
 Callicella Gray, 1870 accepted as Callogorgia Gray, 1858 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Octocorallia incertae sedis (Order) > Octocorallia incertae sedis (Family)
 Callicella Lendenfeld, 1887 accepted as Lafoea Lamouroux, 1821 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Lafoeidae (Family)

Callicephalus
     Callicephalus C.A. Meyer, 1831 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Callicephalus Agassiz, 1846 accepted as Callocephalon Lesson in Bougainville, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Psittaciformes (Order) > Psittacidae (Family)
 Callicephalus Agassiz, 1846 [2] accepted as Phoca Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Phocidae (Family)

Callicera
     Callicera Panzer, 1806-09 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)
     Callicera Breuning & Teocchi, 1974 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Callicerus
     Callicerus Gravenhorst, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Callicerus Latreille, 1804 accepted as Callicerus Gravenhorst, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Callichlamys
     Callichlamys Miquel, 1845 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Bignoniaceae (Family)
     Callichlamys Kirkaldy, 1907 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Achilidae (Family)

Callichloris
 Callichloris Burmeister, 1844 accepted as Platycoelia Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Callichloris Curtis, 1844 accepted as Hylamorpha Arrow, 1899 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Callichloris Dejean, 1833 accepted as Hylamorpha Arrow, 1899 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Callichroa
 Callichroa F.E.L. Fischer & C.A. Meyer, 1836 accepted as Layia W.J. Hooker & Arnott ex A.P. de Candolle, 1838 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Callichroa Agassiz, 1846 accepted as Cicindela Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cicindelidae (Family)

Callichroma
 Callichroma Agassiz, 1862 accepted as Callichroma Agassiz, 1862 · Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Callichroma Latreille, 1816 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Callichthys
     Callichthys Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Callichthyidae (Family)
     Callichthys Agassiz, 1843 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Callichthys Meuschen, 1778 accepted as Callichthys Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Callichthyidae (Family)
 Callichthys Linck, 1790 accepted as Callichthys Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Callichthyidae (Family)
 Callichthys Gronow, 1763 accepted as Callichthys Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Callichthyidae (Family)

Callicomus
 Callicomus Agassiz, 1846 accepted as Calocomus Audinet-Serville, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Callicomus Motschoulsky in Schrenk, 1860 accepted as Obenbergeria Strand, 1929 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Calliconites
     Calliconites Gemmellaro, 1904 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Aulacocerida (Order) > Aulacocerida (awaiting allocation) (Family)
     Calliconites Schwetzoff, 1913 † accepted as Calliconites Schwetzoff, 1913 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Callicore
     Callicore Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
     Callicore Link, 1829 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)

Callictenus
     Callictenus Dejean, 1833 accepted as Plochionocerus Dejean, 1833 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Callictenus Chevrolat in D'Orbigny, 1848 accepted as Plochionocerus Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Callida
     Callida Wagner, 1908 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cycloneritimorpha (Order) > Helicinidae (Family)
 Callida Agassiz, 1846 accepted as Calleida Latreille & Dejean, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Callidea
     Callidea Laporte, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Scutelleridae (Family)
 Callidea Burmeister, 1835 accepted as Callidea Burmeister, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Scutelleridae (Family)

Callidema
 Callidema Agassiz, 1846 accepted as Calodema Laporte & Gory, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
     Callidema Jakovlev, 1875 accepted as Callistodema Reuter, 1890 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Reduviidae (Family)
     Callidema Guérin-Méneville, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cicindelidae (Family)

Callidera
 Callidera Gistel, 1856 accepted as Calodera Mannerheim, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Callidera Agassiz, 1846 accepted as Calodera Mannerheim, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Calliderma
     Calliderma Gray, 1847 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Valvatida (Order) > Goniasteridae (Family)
     Calliderma (Romagnesi) D.L. Largent, 1994 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Entolomataceae (Family)
 Calliderma Motschoulsky, 1858 accepted as Cephalochetus Kraatz, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Callidiopis
     Callidiopis Thomson, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Callidiopis White, 1855 accepted as Callidiopis Thomson, 1864 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Callidium
     Callidium Mulsant, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Callidium Fabricius, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Callidula
 Callidula de Chaudoir, 1876 accepted as Chaudoirina Mateu, 1955 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Callidula Jedlicka, 1955 accepted as Callidagonum Lorenz, 1998 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Callidula Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Callidulidae (Family)

Calliergonella
 Calliergonella (J. Cardot) J. Cardot & V.F. Brotherus, 1923 accepted as · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnobryales (Order) > Plagiotheciaceae (Family)
     Calliergonella Loeske, 1911 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnales (Order) > Pylaisiaceae (Family)

Calligenia
     Calligenia Mulsant & Verreaux, 1876 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Calligenia Mulsant, 1876 accepted as Calligenia Mulsant, 1876 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Calligenia Duponchel, 1844 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Callignathus
 Callignathus Gill, 1871 accepted as Kogia Gray, 1846 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Kogiidae (Family)
     Callignathus Agassiz, 1846 accepted as Calognathus Guérin, 1837 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Calligrapha
     Calligrapha Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Calligrapha Erichson, 1847 accepted as Calligrapha Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Callihamus
     Callihamus Hickman, 1958 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Triaenonychidae (Family)
     Callihamus Roewer, 1931 accepted as Callihamus Hickman, 1958 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Triaenonychidae (Family)

Callilepis
     Callilepis Westring, 1874 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Gnaphosidae (Family)
     Callilepis A.P. de Candolle, 1836 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Callima
     Callima Clemens, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Oecophoridae (Family)
 Callima Chapuis in Lacordaire, 1875 accepted as Phyllocharis Dalman, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Callimation
     Callimation Dejean, 1835 accepted as Callimation Blanchard in Guérin-Méneville, 1844 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Callimation Blanchard in Guérin-Méneville, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Callimela
 Callimela Chapuis, 1874 accepted as Phyllocharis Dalman, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Callimela Agassiz, 1846 accepted as Calomela Hope, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Callimerus
     Callimerus Gorham, 1876 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cleridae (Family)
 Callimerus Stebbing, 1876 accepted as Amphilochus Spence Bate, 1862 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Amphilochidae (Family)

Callimicra
     Callimicra Deyrolle, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
     Callimicra Dejean, 1833 accepted as Callimicra Deyrolle, 1864 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Callimoxys
     Callimoxys Kraatz, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Callimoxys Mulsant, 1863 accepted as Cosmisoma Audinet-Serville, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Callimus
 Callimus Fischer de Waldheim, 1833 accepted as Callimenus Fischer-Waldheim, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
     Callimus Ashmead, 1900 accepted as Cillimus Tosquinet, 1896 (misspelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
     Callimus Mulsant, 1846 accepted as Callimellum Strand, 1928 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Callimys
 Callimys Agassiz, 1846 accepted as Chinchilla Bennett, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Chinchillidae (Family)
 Callimys Agassiz, 1846 [2] accepted as Calomys Waterhouse, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Cricetidae (Family)

Callina
     Callina Lowe, 1855 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Hygromiidae (Family)
     Callina Hannibal, 1912 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Callinotus
 Callinotus Schönherr, 1825 accepted as Odontoderes Schönherr in Sahlberg, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Callinotus Agassiz, 1846 accepted as Calonotos Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Calliodon
 Calliodon Trouessart, 1898 accepted as Calliodon Trouessart, 1898 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Ziphiidae (Family)
 Calliodon Walbaum in Artedi, 1792 accepted as Scarus Forsskål, 1775 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Scaridae (Family)
 Calliodon Bloch & Schneider, 1801 accepted as Scarus Forsskål, 1775 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Scaridae (Family)

Calliomma
     Calliomma Walker, 1856 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Calliomma Agassiz, 1846 accepted as Calommata Lucas, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Atypidae (Family)

Calliope
     Calliope Gould, 1836 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Calliope Weise in Erichson, 1882 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Calliope Ogilby, 1837 accepted as Tragelaphus Blainville, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)
 Calliope Bate, 1857 accepted as Calliopius Lilljeborg, 1865 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Calliopiidae (Family)
 Calliope Verany, 1935 accepted as Calliopaea d'Orbigny, 1837 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sacoglossa (Order) > Limapontiidae (Family)
 Calliope Westwood, 1840 accepted as Calliopum Strand, 1928 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Lauxaniidae (Family)

Calliopea
     Calliopea D. Don, 1829 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Calliopea Gray, 1840 accepted as Calliopaea d'Orbigny, 1837 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sacoglossa (Order) > Limapontiidae (Family)

Calliophis
     Calliophis Gray, 1834 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Elapidae (Family)
 Calliophis Agassiz, 1846 accepted as Calliophis Agassiz, 1846 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Calliopsis
     Calliopsis Smith, 1853 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Andrenidae (Family)
     Calliopsis Wenz, 1923 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Calliopsis H.G.L. Reichenbach, 1823 accepted as Coreopsis Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Calliotropis
     Calliotropis L. Seguenza, 1903 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Calliotropidae (Family)
 Calliotropis Oliver, 1926 accepted as Maurea Oliver, 1926 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Calliostomatidae (Family)

Callipappus
     Callipappus Guérin-Méneville, 1841 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Margarodidae (Family)
 Callipappus Meyen, 1834 accepted as Calopappus F.J.F. Meyen, 1834 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Callipara
     Callipara Gray, 1847 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Volutidae (Family)
 Callipara Motschoulsky, 1866 accepted as Calosoma Weber, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Callipelta
 Callipelta Agassiz, 1846 accepted as Callopeltis Bonaparte, 1841 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
 Callipelta Sollas, 1888 accepted as Sollasipelta Van Soest & Hooper in Van Soest, Hooper & Butler, 2020 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Lithistida (Order) > Neopeltidae (Family)

Callipepla
     Callipepla Wagler, 1832 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Galliformes (Order) > Odontophoridae (Family)
 Callipepla Agassiz, 1846 accepted as Craspedonta Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Callipepla Dejean, 1836 accepted as Oides Weber, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Callipera
     Callipera Huntsman, 1922 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Urochordata (awaiting allocation) (Class) > Urochordata (awaiting allocation) (Order) > Urochordata (awaiting allocation) (Family)
 Callipera Bedel, 1881 accepted as Calosoma Weber, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Calliphonides
     Calliphonides Bolivar, 1991 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Insecta (awaiting allocation) (Order) > Insecta (awaiting allocation) (Family)
     Calliphonides Bolivar, 1940 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)

Calliphylla
     Calliphylla Janse, 1963 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Gelechiidae (Family)
 Calliphylla accepted as Caliphylla A. Costa, 1867 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sacoglossa (Order) > Caliphyllidae (Family)

Calliprobola
     Calliprobola Rondani, 1856 accepted as Caliprobola Rondani, 1845 (misspelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)
     Calliprobola Verrall, 1901 accepted as Caliprobola Rondani, 1845 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)

Calliprora
     Calliprora Meyrick, 1914 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Gelechiidae (Family)
 Calliprora J. Lindley, 1833 accepted as Triteleia Douglas ex J. Lindley, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Asparagaceae (Family)

Callipsyche
     Callipsyche Scudder, 1876 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)
 Callipsyche Herbert, 1842 accepted as Eucrosia Ker-Gawler, 1817 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)

Calliptera
     Calliptera Rafinesque, 1815 accepted as Calliptera Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Calliptera Agassiz, 1846 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)

Callipteris
 Callipteris Bory de St.-Vincent, 1804 accepted as Diplazium O. Swartz, 1801 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Athyriaceae (Family)
     Callipteris A.T. Brongniart in A.C.V.D. d'Orbigny, 1849 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > Pachytestales (Order) > Pachytestaceae (Family)

Callipterus
     Callipterus Koch, 1855 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphididae (Family)
 Callipterus Agassiz, 1846 accepted as Pterostichus Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Callipteryx
 Callipteryx Agassiz, 1846 accepted as Callipteryx Agassiz, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Odonata (awaiting allocation) (Family)
     Callipteryx Agassiz, 1838 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Perciformes (awaiting allocation) (Family)
     Callipteryx Agassiz, 1835 † accepted as Callipteryx Agassiz, 1838 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Perciformes (awaiting allocation) (Family)

Calliptilus
     Calliptilus Sundevall, 1872 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Calliptilus Agassiz, 1846 accepted as Calliptilus Agassiz, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Trichogrammatidae (Family)

Callipus
     Callipus Risso, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Callipodida (Order) > Callipodidae (Family)
 Callipus Agassiz, 1846 accepted as Calopus Fabricius, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Callipus Verhoeff, 1900 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Diplopoda (awaiting allocation) (Order) > (Family)

Callirhinus
     Callirhinus Blanchard, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Callirhinus Girard, 1857 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
 Callirhinus J.E. Gray, 1859 accepted as Callorhinus J.E. Gray, 1859 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Otariidae (Family)
 Callirhinus Gill, 1872 accepted as Callorhinus J.E. Gray, 1859 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Otariidae (Family)

Callirhipis
     Callirhipis Latreille, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Callirhipidae (Family)
     Callirhipis de Saussure, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)

Callirhoe
     Callirhoe Péron & Lesueur, 1810 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Callirhoe Rafinesque, 1815 accepted as Callirhoe Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
     Callirhoe Montfort, 1808 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Callirhoe Nuttall, 1821 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
     Callirhoe Newman, 1840 accepted as Coptocercus Hope, 1841 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Callirhoë
 Callirhoë Péron & Lesueur, 1810 accepted as Callirhoe Péron & Lesueur, 1810 · Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Callirhoë Montfort, 1808 accepted as Callirhoe Montfort, 1808 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Callirhopalus
     Callirhopalus Hochhuth, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Callirhopalus Voss, 1958 accepted as Pseudocneorhinus Roelofs, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Callirhynchus
 Callirhynchus Agassiz, 1846 accepted as Sporophila Cabanis, 1844 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Emberizidae (Family)
 Callirhynchus Agassiz, 1846 [2] accepted as Callorhinchus Lacepède, 1798 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Chimaeriformes (Order) > Callorhinchidae (Family)

Callisia
     Callisia Loefling, 1758 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Commelinales (Order) > Commelinaceae (Family)
 Callisia Linnaeus, 1760 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Callisoma
 Callisoma A. Costa in O. Costa, 1851 accepted as Scopelocheirus Bate, 1856 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Lysianassidae (Family)
 Callisoma Agassiz, 1846 accepted as Calosoma Weber, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Callisphaera
     Callisphaera Gray, 1870 accepted as Callisphaera Gray, 1870 (nomen nudum)· Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Hexactinellida (awaiting allocation) (Order) > Hexactinellida (awaiting allocation) (Family)
 Callisphaera Schulze, 1887 accepted as Pheronema Leidy, 1868 · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Amphidiscosida (Order) > Pheronematidae (Family)

Callista
 Callista Schulz, 1906 accepted as Callista Schulz, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Callista Poli, 1791 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)
 Callista D. Don, 1834 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)
 Callista Loureiro, 1790 accepted as Dendrobium O. Swartz, 1799 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Callistachys
 Callistachys J. Heuffel, 1844 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Cyperaceae (Family)
 Callistachys Ventenat, 1805 accepted as Oxylobium H.C. Andrews, 1807 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Calliste
     Calliste Boie, 1826 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Emberizidae (Family)
     Calliste Lepeletier & Serville, 1825 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Calliste Paetel, 1875 accepted as Callista Poli, 1791 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)

Callistemma
 Callistemma (Mertens & W.D.J. Koch) Boissier, 1875 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Dipsacales (Order) > Caprifoliaceae (Family)
 Callistemma Cassini, 1817 accepted as Callistephus Cassini in F. Cuvier, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Callisteuma
     Callisteuma Prout, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
 Callisteuma Tomlin, 1929 accepted as Granulopsis Cecalupo & Perugia, 2012 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ptenoglossa (Order) > Cerithiopsidae (Family)

Callisthenes
 Callisthenes Fischer de Waldheim, 1821 accepted as Calosoma Weber, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Callisthenes Seidlitz, 1887 accepted as Calosoma Weber, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Callistigma
 Callistigma Dinter & Schwantes, 1928 accepted as Mesembryanthemum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Aizoaceae (Family)
 Callistigma Hull, 1944 accepted as Calostigma Shannon, 1927 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)

Callistina
     Callistina Sun & McCafferty, 2002 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Ephemeroptera (Order) > Caenidae (Family)
     Callistina Jukes-Browne, 1908 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)

Callisto
     Callisto Stephens, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Gracillariidae (Family)
 Callisto Gistel, 1848 accepted as Ceto Gistel, 1848 · Animalia (Kingdom) > Echinodermata (Phylum) > Holothuroidea (Class) > Dendrochirotida (Order) > Psolidae (Family)

Callistochiton
 Callistochiton Dall, 1882 accepted as Callistochiton Carpenter in Dall, 1879 · Animalia (Kingdom) > Mollusca (Phylum) > Polyplacophora (Class) > Ischnochitonida (Order) > Callistoplacidae (Family)
     Callistochiton Carpenter in Dall, 1879 · Animalia (Kingdom) > Mollusca (Phylum) > Polyplacophora (Class) > Ischnochitonida (Order) > Callistoplacidae (Family)

Callistola
 Callistola Guérin-Méneville, 1840 accepted as Callistola Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Callistola Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Callistoma
 Callistoma Agassiz, 1846 accepted as Callostoma Macquart, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Bombyliidae (Family)
 Callistoma Herrmannsen, 1846 accepted as Calliostoma Swainson, 1840 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Calliostomatidae (Family)
 Callistoma Agassiz, 1846 [2] accepted as Calliostoma Swainson, 1840 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Calliostomatidae (Family)

Callistomyrtea
     Callistomyrtea Strougo, 1979 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)
     Callistomyrtea Strougo, 1977 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)

Callistoplax
     Callistoplax Dall, 1878 accepted as Callistoplax Dall, 1878 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Polyplacophora (Class) > Ischnochitonida (Order) > Ischnochitonidae (Family)
     Callistoplax Carpenter MS, Dall, 1882 · Animalia (Kingdom) > Mollusca (Phylum) > Polyplacophora (Class) > Ischnochitonida (Order) > Callistoplacidae (Family)

Callistroma
     Callistroma Fairmaire, 1877 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
     Callistroma Fenzl, 1843 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Callistus
 Callistus Lafresnave in d'Orbigny, 1843 accepted as Callistus Lafresnave in d'Orbigny, 1843 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Emberizidae (Family)
     Callistus Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Callistus Dejean, 1826 accepted as Callistus Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Callitaenia
 Callitaenia Agassiz, 1846 accepted as Calotaenia Stephens, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Callitaenia Felder, 1861 accepted as Mesotaenia Kirby, 1871 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)

Callithauma
     Callithauma Turner, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Oecophoridae (Family)
 Callithauma Herbert, 1837 accepted as Clinanthus Herbert, 1821 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)

Callithea
     Callithea Feisthamel, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
 Callithea Swainson, 1840 accepted as Vexillum Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Costellariidae (Family)

Callitheres
 Callitheres Spinola, 1841 accepted as Pallenis Laporte, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cleridae (Family)
     Callitheres Dejean, 1833 accepted as Callitheres Spinola, 1841 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cleridae (Family)

Callithorax
 Callithorax Agassiz, 1846 accepted as Calothorax Gray, 1840 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Trochilidae (Family)
 Callithorax Motschoulsky, 1851 accepted as Mentraphus Sharp, 1883 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Callithrix
     Callithrix Erxleben, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cebidae (Family)
 Callithrix Reichenbach, 1862 accepted as Chlorocebus Gray, 1870 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cercopithecidae (Family)

Callitiara
 Callitiara Vanhöffen, 1892 accepted as Oceania Kölliker, 1853 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Oceaniidae (Family)
 Callitiara Haeckel, 1879 accepted as Oceania Péron & Lesueur, 1810 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Oceaniidae (Family)

Callitriche
     Callitriche Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Plantaginaceae (Family)
 Callitriche Anonymous, 1845 accepted as Callithrix Erxleben, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cebidae (Family)
 Callitriche Poli, 1791 accepted as Gibbomodiola Sacco, 1898 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Mytiloida (Order) > Mytilidae (Family)
     Callitriche Agassiz, 1846 accepted as Eutriche Nees, 1834 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Mymaridae (Family)

Callitropsis
 Callitropsis R.H. Compton, 1922 accepted as Neocallitropsis Florin, 1944 · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Cupressales (Order) > Cupressaceae (Family)
 Callitropsis Oersted, 1864 accepted as Xanthocyparis A. Farjon & N.T. Hiep in A. Farjon et al., 2002 · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Cupressales (Order) > Cupressaceae (Family)

Callitroxylon
     Callitroxylon Hartig, 1848 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Cupressales (Order) > Cupressaceae (Family)
 Callitroxylon P. Greguss, 1967 † accepted as Callitroxylon P. Greguss, 1967 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Cupressales (Order) > Cupressaceae (Family)

Calliurus
 Calliurus Agassiz, 1846 accepted as Calliurus Agassiz, 1846 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Calliurus Rafinesque, 1815 accepted as Calliurus Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
 Calliurus Rafinesque, 1819 accepted as Micropterus Lacepède, 1802 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Centrarchidae (Family)

Callizoe
     Callizoe Barrande, 1872 † · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Archaeostraca (Order) > Archaeostraca (awaiting allocation) (Family)
     Callizoe Barrande in Bigsby, 1868 † accepted as Callizoe Barrande, 1872 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Archaeostraca (Order) > Archaeostraca (awaiting allocation) (Family)

Callizona
     Callizona Doubleday, 1848 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
 Callizona Jukes-Browne, 1913 accepted as Transennella Dall, 1884 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)
 Callizona Greeff, 1876 accepted as Rhynchonereella Costa, 1864 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Alciopidae (Family)

Callocephalus
 Callocephalus Wagler, 1830 accepted as Phoca Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Phocidae (Family)
 Callocephalus Heuglin, 1874 accepted as Histriophoca Gill, 1873 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Phocidae (Family)
 Callocephalus Salvin, 1882 accepted as Callocephalon Lesson in Bougainville, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Psittaciformes (Order) > Psittacidae (Family)

Callochlora
     Callochlora Packard, 1864 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Callochlora Moure, 1964 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Callodictyon
     Callodictyon Zittel, 1878 (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)
     Callodictyon Sollas, 1877 † · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Lychniscosida (Order) > Lychniscosa (awaiting allocation) (Family)

Callodus
     Callodus Hustache, 1932 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brachyceridae (Family)
     Callodus Thurmond, 1974 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Pycnodontiformes (Order) > Pycnodontidae (Family)

Callogonia
     Callogonia Dall, 1889 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Vesicomyidae (Family)
 Callogonia Hampson, 1908 accepted as Goonallica Nye, 1975 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Callomys
 Callomys Gray, 1843 accepted as Calomys Waterhouse, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Cricetidae (Family)
 Callomys d'Orbigny & Geoffroy, 1830 accepted as Chinchilla Bennett, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Chinchillidae (Family)

Callona
     Callona Waterhouse, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Callona Westwood, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Callonema
 Callonema Hall, 1879 † accepted as Elasmonema Fischer, 1885 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Elasmonematidae (Family)
 Callonema Reinsch, 1875 accepted as Chroodactylon Hansgirg, 1885 · Plantae (Kingdom) > Rhodophyta (Phylum) > Stylonematophyceae (Class) > Stylonematales (Order) > Stylonemataceae (Family)
     Callonema Conrad in Kerr, 1875 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Callopis
     Callopis Billberg, 1820 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Callopis (J. Müller Arg.) V. Köfaragó-Gyelnik, 1933 accepted as Phyllopsora J. Müller Arg., 1894 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Ramalinaceae (Family)

Callopisma
     Callopisma Duméril, 1853 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
     Callopisma Motschulsky, 1853 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lampyridae (Family)
     Callopisma C.F.P. Martius, 1827 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Gentianaceae (Family)
 Callopisma Thomson, 1864 accepted as Callancyla Aurivillius in Schenkling, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Callopisma G. De Notaris, 1847 accepted as Caloplaca Th. Fries, 1860 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Teloschistales (Order) > Teloschistaceae (Family)

Callopistes
     Callopistes Gravenhorst, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Teiidae (Family)
     Callopistes Schaum, 1845 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Callopistria
     Callopistria Loew, 1873 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Otitidae (Family)
 Callopistria Bonaparte, 1854 accepted as Callopistria Bonaparte, 1854 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Callopistria Hübner, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Callopistria Amaral, 1935 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
     Callopistria do Amaral, 1937 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
 Callopistria Chevrolat in Dejean, 1836 accepted as Clitenella Laboissière, 1927 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Callopistus
     Callopistus Say, 1831 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Callopistus Deyrolle, 1864 accepted as Eucallopistus Bellamy, 2003 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Callopora
     Callopora Gray, 1848 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Calloporidae (Family)
 Callopora Hall, 1852 † accepted as Calopora Hall, 1851 † · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Calloporidae (Family)

Calloporella
 Calloporella Levinsen, 1909 accepted as Calloporella Levinsen, 1909 · Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
     Calloporella Ulrich, 1882 † · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Calloporidae (Family)

Calloporina
     Calloporina Neviani, 1895 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Microporellidae (Family)
 Calloporina Ulrich & Bassler, 1904 † accepted as Halloporina Bassler in Eastman-Zittel, 1913 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Trepostomatida (Order) > Trepostomatida (awaiting allocation) (Family)

Callopsaris
     Callopsaris Bonaparte, 1854 accepted as Callopsaris Bonaparte, 1854 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Callopsaris Gray, 1855 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Callopsis
     Callopsis Engler, 1895 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Araceae (Family)
     Callopsis Gray, 1863 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Testudines (awaiting allocation) (Family)

Callopterus
     Callopterus Thiollière, 1858 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Actinopterygii incertae sedis (Order) > Actinopterygii incertae sedis (Family)
     Callopterus Thiollière, 1854 † accepted as Callopterus Thiollière, 1858 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Actinopterygii incertae sedis (Order) > Actinopterygii incertae sedis (Family)

Calloptilum
 Calloptilum Hutton, 1873 accepted as Auchenoceros Günther, 1889 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gadiformes (Order) > Moridae (Family)
 Calloptilum Richardson, 1845 accepted as Bregmaceros Thompson, 1840 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gadiformes (Order) > Bregmacerotidae (Family)

Callorhynchus
 Callorhynchus Cuvier, 1829 accepted as Callorhinchus Lacepède, 1798 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Chimaeriformes (Order) > Callorhinchidae (Family)
 Callorhynchus Grevè, 1896 accepted as Callorhinus J.E. Gray, 1859 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Otariidae (Family)

Calloria
     Calloria Cooper & Lee, 1993 · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Terebratellidae (Family)
     Calloria E.M. Fries, 1836 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Helotiales incertae sedis (Family)

Callorynchus
     Callorynchus Gronow, 1763 accepted as Callorynchus Gronow, 1763 (nomen dubium)· Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Chimaeriformes (Order) > Callorhinchidae (Family)
 Callorynchus Cuvier (ex Gronow), 1816 accepted as Callorhinchus Lacepède, 1798 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Chimaeriformes (Order) > Callorhinchidae (Family)

Callospiza
     Callospiza Bonaparte, 1851 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Callospiza Tschudi, 1844 accepted as Callospiza Tschudi, 1844 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Thraupidae (Family)

Callostigma
 Callostigma Curran, 1930 accepted as Calostigma Shannon, 1927 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)
 Callostigma Curran, 1941 accepted as Calostigma Shannon, 1927 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)

Callostracon
     Callostracon Repetto & Bianco, 2012 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Acteonidae (Family)
 Callostracon sensu Nordsieck, 1972 † accepted as Colostracon Hamlin, 1884 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Acteonidae (Family)

Callynomes
     Callynomes Westwood, 1874 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Callynomes Mohnike, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Callyntropus
     Callyntropus Ausserer, 1875 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
     Callyntropus Enderlein, 1930 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)

Callyodon
 Callyodon Scopoli, 1777 accepted as Scarus Forsskål, 1775 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Scaridae (Family)
     Callyodon Gronow, 1763 accepted as Callyodon Gronow, 1763 (nomen dubium)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Scaridae (Family)
 Callyodon Bloch, 1789 accepted as Scarus Forsskål, 1775 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Scaridae (Family)

Calmania
     Calmania Laurie in Herdman, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Pilumnidae (Family)
 Calmania Nobili, 1907 accepted as Brachycarpus Spence Bate, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Palaemonidae (Family)
 Calmania Bouvier, 1909 accepted as Micratya Bouvier, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Atyidae (Family)

Calmonia
     Calmonia Tavares, 1917 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Cecidomyiidae (Family)
     Calmonia Clarke, 1913 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Phacopida (Order) > Calmoniidae (Family)

Calobamon
 Calobamon Heine, 1890 accepted as Pittasoma Cassin, 1860 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Formicariidae (Family)
     Calobamon Loew, 1850 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Calobamon Kraatz, 1865 accepted as Thraustocolus Kraatz, 1865 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Calobatella
     Calobatella Mik, 1898 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Calobatella Börner, 1913 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > (Order) > Collembola (awaiting allocation) (Family)

Calobates
     Calobates Kaup, 1829 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Calobates Hartig, 1857 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Calobates Gould, 1862 accepted as Bactronophorus Tapparone Canefri, 1877 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Myoida (Order) > Teredinidae (Family)
 Calobates Temminck in Temminck & Laugier, 1832 accepted as Carpococcyx Gray, 1840 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Cuculiformes (Order) > Cuculidae (Family)
 Calobates Balogh, 1961 accepted as Baloghates Özdikmen, 2008 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Scheloribatidae (Family)

Caloblattina
     Caloblattina Handlirsch, 1906 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Blattodea (awaiting allocation) (Family)
     Caloblattina Geinitz, 1883 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Caloblattinidae (Family)

Calocaecilius
     Calocaecilius Mockford, 1975 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Psocoptera (Order) > Amphipsocidae (Family)
     Calocaecilius Li, 2002 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Psocoptera (Order) > Psocoptera (awaiting allocation) (Family)

Calocephala
     Calocephala Zetterstedt, 1846 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ephydridae (Family)
     Calocephala Blyth in Cuvier, 1840 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)

Calocephalus
     Calocephalus R. Brown, 1817 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Calocephalus Cuvier, 1826 accepted as Phoca Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Phocidae (Family)

Caloceras
     Caloceras Hyatt, 1871 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Psiloceratidae (Family)
 Caloceras E.M. Fries ex Wallroth, 1833 accepted as Calocera (E.M. Fries) E.M. Fries, 1828 · Fungi (Kingdom) > Basidiomycota (Phylum) > Dacrymycetes (Class) > Dacrymycetales (Order) > Dacrymycetaceae (Family)

Calocerus
 Calocerus Fauvel, 1891 accepted as Glyptoma Erichson, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Calocerus Leconte, 1853 accepted as Pityobius Leconte, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Calochaetis
 Calochaetis H. Sydow, 1935 accepted as Wentiomyces Koorders, 1907 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetes incertae sedis (Order) > Pseudoperisporiaceae (Family)
 Calochaetis Bigot, 1877 accepted as Rosapha Walker, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)

Calocladia
 Calocladia Léveillé, 1851 accepted as Erysiphe R. Hedwig ex A.P. de Candolle, 1805 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Erysiphales (Order) > Erysiphaceae (Family)
 Calocladia Greville in J. Lindley, 1836 accepted as Delisea J.V.F. Lamouroux in F. Cuvier, 1819 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Bonnemaisoniales (Order) > Bonnemaisoniaceae (Family)

Caloclytus
 Caloclytus Fairmaire in Jacquelin Du Val, ? 1863 accepted as Isotomus Mulsant, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Caloclytus Gahan, 1906 accepted as Chlorophorus Chevrolat, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Calocnemis
 Calocnemis Latreille in de Laporte, 1840 accepted as Calicnemis de Laporte, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Calocnemis Yakobson & Bianchu, 1905 accepted as Calicnemia Strand, 1928 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Cordulegasteridae (Family)

Calocolliuris
     Calocolliuris Csiki, 1922 accepted as Calocolliuris Csiki, 1922 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Calocolliuris Liebke, 1938 accepted as Colliuris de Geer, 1774 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Calodactylus
     Calodactylus Blanchard, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Calodactylus Beddome, 1870 accepted as Calodactylodes Strand, 1928 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Gekkonidae (Family)

Calodectes
     Calodectes Rentz & Gurney, 1985 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
     Calodectes Lesne, 1907 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Bostrichidae (Family)

Calodera
     Calodera Mannerheim, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Calodera Gould, 1837 accepted as Chlamydera Gould, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Ptilonorhynchidae (Family)

Caloderella
     Caloderella Bernhauer, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Caloderella Bernhauer, 1921 accepted as Calodera Mannerheim, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Caloderma
 Caloderma L. Petri, 1900 accepted as Scleroderma Persoon, 1801 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Boletales (Order) > Sclerodermataceae (Family)
 Caloderma Casey, 1886 accepted as Sunius Stephens, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Calodiscus
     Calodiscus Howell, 1935 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Agnostida (Order) > Calodiscidae (Family)
     Calodiscus L. Rabenhorst, 1853 · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)

Calodium
     Calodium Loureiro, 1790 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Laurales (Order) > Lauraceae (Family)
 Calodium Dujardin, 1844 accepted as Capillaria Zeder, 1800 · Animalia (Kingdom) > Nematoda (Phylum) > Dorylaimea (Class) > Trichocephalida (Order) > Capillariidae (Family)

Calodromus
     Calodromus Guérin, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)
 Calodromus Nietner, 1858 accepted as Bradybaenus Dejean, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Caloenas
     Caloenas Gray, 1840 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Columbiformes (Order) > Columbidae (Family)
 Caloenas Reitter, 1889 accepted as Calydus Reitter, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Meloidae (Family)

Caloglossa
     Caloglossa J.G. Agardh, 1876 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Delesseriaceae (Family)
     Caloglossa (Harvey, 1853) G. Martens, 1869 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Delesseriaceae (Family)

Calolamia
     Calolamia Tippmann, 1954 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Calolamia Thomson, 1953 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Calomicrus
     Calomicrus Stephens, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Calomicrus Dillwyn, 1829 accepted as Calomicrus Stephens, 1831 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Calomyia
     Calomyia Taylor, 1914 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Platypezidae (Family)
 Calomyia Rossi, 1848 accepted as Callomyia Meigen, 1804 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Platypezidae (Family)

Calomylloceras
     Calomylloceras Voss, 1959 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Calomylloceras Edwards & Vevers, 1975 accepted as Myllocerus Schönherr, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Calonema
     Calonema (J. Lindley) D.L. Jones & M.A. Clements, 2001 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Calonema (J. Lindley) D.L. Szlachetko, 2001 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Calonema Morgan, 1893 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Myxomycetes (Class) > (Order) > (Family)

Caloneura
     Caloneura Hong, 1981 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Anisopodidae (Family)
     Caloneura Brongniart, 1885 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Protorthoptera (Order) > Protorthoptera (awaiting allocation) (Family)

Calonota
 Calonota Hope, 1837 accepted as Pyronota Boisduval in d'Urville, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Calonota Walker, 1856 accepted as Calonotos Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Calonotus
     Calonotus Jan, 1863 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
 Calonotus Cameron, 1945 accepted as Mecrona Blackwelder, 1952 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Calonotus Agassiz, 1846 accepted as Calonotos Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Calopeltis
     Calopeltis Fitzinger, 1843 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
 Calopeltis H. Sydow, 1925 accepted as Cyclotheca Theissen, 1914 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Microthyriales (Order) > Microthyriaceae (Family)

Calophaena
     Calophaena Klug, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Calophaena Lynch Arribálzaga, 1884 accepted as Acalophaena Sharp, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Calophyllum
     Calophyllum Dana, 1846 † accepted as Calophyllum Dana, 1846 † (nomen nudum)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Calophyllum King, 1850 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Calophyllum Conrad, 1846 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Rugosa (Order) > Polycoeliidae (Family)
     Calophyllum Wilkes, 1848 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Calophyllum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Calophyllaceae (Family)
     Calophyllum G. Shadbolt, 1854 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > (Order) > Bacillariophyceae incertae sedis (Family)
     Calophyllum (uncertain)· Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)

Caloporus
 Caloporus P.A. Karsten, 1881 accepted as Phlebia E.M. Fries, 1821 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Polyporales (Order) > Meruliaceae (Family)
 Caloporus Quélet, 1886 accepted as Albatrellus S.F. Gray, 1821 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Russulales (Order) > Albatrellaceae (Family)

Caloptera
     Caloptera Frivaldsky, 1845 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Saturniidae (Family)
 Caloptera Blanchard, 1845 accepted as Egybolis Boisduval in Delegorgue, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Caloptera Guérin, 1831 accepted as Hexatoma Latreille, 1809 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tipulidae (Family)
 Caloptera Gistl, 1834 accepted as Capnodis Eschscholtz, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Caloptera Gistl, 1846 accepted as Caloptera Gistl, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Calopteris
 Calopteris Bachelot de la Pylaie, 1830 accepted as Ptilota C.A. Agardh, 1817 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Ceramiaceae (Family)
     Calopteris Corda, 1845 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Zygopteridales (Order) > Psalixochlaenaceae (Family)

Calopterus
 Calopterus Chaudoir, 1838 accepted as Pterostichus Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Calopterus Gistl, 1848 accepted as Calliptamus Audinet-Serville, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)

Calopteryx
 Calopteryx Chapman, 1890 accepted as Calopteryx Chapman, 1890 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Tyrannidae (Family)
     Calopteryx Leach, 1815 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Calopterygidae (Family)
     Calopteryx de Charpentier in Burmeister, 1839 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Odonata (awaiting allocation) (Family)
     Calopteryx A.C. Smith, 1946 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)

Caloptilia
     Caloptilia Hübner, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Gracillariidae (Family)
     Caloptilia Ashmead, 1898 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Calopus
     Calopus Fabricius, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Calopus Rafinesque, 1815 accepted as Calopus Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Calorhamphus
 Calorhamphus Lesson, 1839 accepted as Caloramphus Lesson, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Piciformes (Order) > Megalaimidae (Family)
 Calorhamphus Strickland, 1842 accepted as Caloramphus Lesson, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Piciformes (Order) > Megalaimidae (Family)

Calornis
 Calornis Gray, 1841 accepted as Aplonis Gould, 1836 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sturnidae (Family)
     Calornis Dalman in Billberg, 1820 accepted as Bematistes Hemming, 1935 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)

Caloscelis
     Caloscelis Clark, 1865 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Caloscelis Burmeister, 1835 accepted as Caliscelis Laporte, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Issidae (Family)

Calosirus
     Calosirus Thomson, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Calosirus Koenig, 1887 accepted as Anostirus Thomson, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
 Calosirus Stierlin, 1886 accepted as Anostirus Thomson, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Calosoma
     Calosoma Geyer in Hübner, 1832 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Calosoma Weber, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Calosota
     Calosota Curtis, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eupelmidae (Family)
     Calosota Girault, 1927 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eupelmidae (Family)

Calospatha
     Calospatha Kieffer, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Cecidomyiidae (Family)
 Calospatha Beccari, 1911 accepted as Calamus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Arecales (Order) > Arecaceae (Family)

Calosphaera
     Calosphaera Campbell, 1951 † (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Spumellaria (Order) > Thalassicollidae (Family)
 Calosphaera Jelinek, 1974 accepted as Eucalosphaera Jelinek, 1978 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Nitidulidae (Family)

Calospila
     Calospila Geyer in Hübner, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Riodinidae (Family)
     Calospila Herrich-Schäffer, 1855 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)

Calospora
 Calospora P.A. Saccardo, 1883 accepted as Prosthecium Fresenius, 1852 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Diaporthales (Order) > Diaporthales incertae sedis (Family)
 Calospora Nitschke ex Niessl, 1875 accepted as Macrodiaporthe Petrak, 1920 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Diaporthales (Order) > Melanconidaceae (Family)

Calostega
     Calostega Westwood, 1844 accepted as Calostegia Westwood, 1843 (misspelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Calostega Gemminger, 1870 accepted as Calostegia Westwood, 1843 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Calostigma
     Calostigma Shannon, 1927 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)
 Calostigma Decaisne, 1838 accepted as Oxypetalum R. Brown, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)

Calotes
     Calotes Cuvier, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Agamidae (Family)
     Calotes Rafinesque, 1815 accepted as Calotes Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Agamidae (Family)

Calotettix
     Calotettix Bruner, 1907 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)
 Calotettix Osborn, 1935 accepted as Dryadomorpha Kirkaldy, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)

Calotheca
     Calotheca Thomsen & Moestrup, 1983 accepted as Calotheca Thomsen & Moestrup, 1983 (junior homonym)· Protozoa (Kingdom) > Choanozoa (Phylum) > Choanoflagellatea (Class) > Acanthoecida (Order) > Acanthoecidae (Family)
     Calotheca Desvaux, 1810 accepted as Chascolytrum Desvaux, 1810 (junior subjective synonym)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
     Calotheca Sprengel, 1817 accepted as Aeluropus Trinius, 1822 (junior homonym)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
     Calotheca Heyden, 1887 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Calotropis
     Calotropis R. Brown, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
 Calotropis Thiele, 1929 accepted as Maurea Oliver, 1926 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Calliostomatidae (Family)

Calpe
     Calpe Treitschke, 1825 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Calpe Quoy & Gaimard, 1827 accepted as Abylopsis Chun, 1888 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Siphonophorae (Order) > Abylidae (Family)

Caltha
     Caltha Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Ranunculaceae (Family)
 Caltha P. Miller, 1754 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Calvadosia
 Calvadosia Cossmann, 1921 † accepted as Calvadosiella Wenz, 1939 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)
     Calvadosia James-Clark, 1863 · Animalia (Kingdom) > Cnidaria (Phylum) > Staurozoa (Class) > Stauromedusae (Order) > Kishinouyeidae (Family)

Calveria
     Calveria Carpenter, Jeffreys & Thomson, 1870 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
     Calveria Agassiz, 1871 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
     Calveria Carpenter & Jeffreys, 1871 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
 Calveria Thomson, 1872 accepted as Calveriosoma Mortensen, 1934 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Echinothurioida (Order) > Echinothuriidae (Family)

Calvertia
     Calvertia Ludlow, 1908 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Calvertia Bourguignat, 1880 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Calvertia Warren, 1908 accepted as Incalvertia Rindge, 1986 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)

Calvertius
     Calvertius Sharp, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Calvertius Maes, 1992 accepted as Erichius Maes, 1992 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lucanidae (Family)

Calvina
     Calvina Willems, 1973 † · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Cheilostomatida (awaiting allocation) (Family)
 Calvina O'Donoghue, 1922 accepted as Galvina Alder & Hancock, 1855 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Nudibranchia (Order) > Eubranchidae (Family)

Calvinia
     Calvinia Nutting, 1900 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Halopterididae (Family)
     Calvinia Savage, 1913 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Calvipelta
     Calvipelta Westrop, 1986 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Ptychopariida (awaiting allocation) (Family)
     Calvipelta Tilbrook, 2006 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Celleporidae (Family)

Calycella
     Calycella (E.M. Fries) P.A. Saccardo in P.A. Saccardo & P. Sydow, 1899 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Helotiaceae (Family)
 Calycella Quélet, 1886 accepted as Bisporella P.A. Saccardo, 1884 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Helotiales incertae sedis (Family)
 Calycella Blair, 1922 accepted as Calycina Blair, 1922 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Mordellidae (Family)
     Calycella Hincks in Allman, 1864 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Campanulinidae (Family)
 Calycella (E.M. Fries) Boudier, 1885 accepted as Calycina C.G.D. Nees ex S.F. Gray, 1821 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Pezizellaceae (Family)

Calycellina
 Calycellina Pic, 1932 accepted as Phungia Pic, 1922 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Mordellidae (Family)
     Calycellina F. von Höhnel, 1918 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Pezizellaceae (Family)

Calycina
     Calycina Blair, 1922 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Mordellidae (Family)
     Calycina C.G.D. Nees ex S.F. Gray, 1821 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Pezizellaceae (Family)

Calycomis
 Calycomis R. Brown ex T.F.L. Nees & W. Sinning, 1825-1831 accepted as Callicoma H.C. Andrews, 1809 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Oxalidales (Order) > Cunoniaceae (Family)
 Calycomis D. Don, 1830 accepted as Acrophyllum Bentham in Maund, 1838 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Oxalidales (Order) > Cunoniaceae (Family)

Calycophthora
     Calycophthora Sorauer, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Phytoptidae (Family)
     Calycophthora Amerling, 1862 accepted as Calycophthora Amerling, 1862 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Phytoptidae (Family)

Calycotome
 Calycotome J.H.F. Link, 1808 accepted as Calicotome J.H.F. Link, 1808 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Calycotome E.H.F. Meyer, 1836 accepted as Dichilus A.P. de Candolle, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Calycotubus
     Calycotubus Kozlowski, 1949 † · Animalia (Kingdom) > Hemichordata (Phylum) > Graptolithina (Class) > Tuboidea (Order) > Cyclograptidae (Family)
     Calycotubus Kozlowski, 1938 † accepted as Calycotubus Kozlowski, 1938 † (nomen nudum)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Calydermos
 Calydermos Lagasca, 1816 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Calydermos Ruiz & Pavón, 1799 accepted as Nicandra Adanson, 1763 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Solanaceae (Family)

Calydna
     Calydna Doubleday, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Riodinidae (Family)
 Calydna Pickard-Cambridge, 1874 accepted as Hypognatha Guérin-Méneville, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Araneidae (Family)

Calymena
 Calymena Desmarest, 1817 † accepted as Calymene Brongniart in Brongniart & Desmarest, 1822 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Phacopida (Order) > Calymenidae (Family)
 Calymena Milne-Edwards in Roret, 1840 † accepted as Calymene Brongniart in Brongniart & Desmarest, 1822 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Phacopida (Order) > Calymenidae (Family)

Calymenia
 Calymenia Persoon, 1805 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Nyctaginaceae (Family)
     Calymenia Kolobova, 1978 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Phacopida (Order) > Bathycheilidae (Family)

Calymma
 Calymma Eschscholtz, 1829 accepted as Calya Stechow, 1921 · Animalia (Kingdom) > Ctenophora (Phylum) > Tentaculata (Class) > Lobata (Order) > Lobata incertae sedis (Family)
     Calymma Hübner, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Calymma Pomel, 1872 † accepted as Calymmospongia Strand, 1928 † · Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)

Calymmaphorus
     Calymmaphorus Dejean, 1834 accepted as Calymmophorus Solier, 1841 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Calymmaphorus Solier, 1841 accepted as Calymmophorus Solier, 1841 (incorrect original spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Calymmophorus
     Calymmophorus Burmeister, 1875 accepted as Calymmophorus Solier, 1841 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Calymmophorus Solier, 1841 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Calymmus
     Calymmus Doué in Montrouzier, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Calymmus Dejean, 1834 accepted as Calymmus Doué in Montrouzier, 1860 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
 Calymmus sensu Pascoe, 1871 accepted as Wattius Kaszab, 1982 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Calymna
 Calymna Delage in Delage & Hérouard, 1899 † accepted as Calymna Delage in Delage & Hérouard, 1899 † · Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)
 Calymna Walker, 1856 accepted as Calymma Hübner, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Calymna Hutton, 1883 accepted as Flammulina Martens, 1873 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Charopidae (Family)

Calymnia
     Calymnia Hübner, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Calymnia Walker, 1856 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Sphingidae (Family)

Calymnophis
 Calymnophis Aurivillius, 1921 accepted as Calymnophis Aurivillius, 1921 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Calymnophis Thomson, 1864 accepted as Planodes Newman, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Calypso
     Calypso R.A. Salisbury, 1807 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Calypso Haliday, 1844 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Calypso Du Petit-Thouars, 1804 accepted as Salacia Linnaeus, 1771 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Celastrales (Order) > Celastraceae (Family)
     Calypso Risso, 1816 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Galatheidae (Family)
     Calypso Vlasov, 1977 † · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Conophytonida (Order) > Ephyaltidae (Family)

Calyptia
     Calyptia Robineau-Desvoidy, 1863 accepted as Nyctia Robineau-Desvoidy, 1830 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sarcophagidae (Family)
     Calyptia Robineau-Desvoidy, 1863b accepted as Calyptidia Robineau-Desvoidy, 1863 (incorrect original spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Calyptobium
 Calyptobium Aubé, 1843 accepted as Holoparamecus Curtis, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Endomychidae (Family)
 Calyptobium Villa, 1833 accepted as Holoparamecus Curtis, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Endomychidae (Family)

Calyptocephala
 Calyptocephala Nieden, 1923 accepted as Calyptocephalella Strand, 1928 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Leptodactylidae (Family)
     Calyptocephala Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Calyptocephala Boheman, 1850 accepted as Calyptocephala Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Calyptocephalus
     Calyptocephalus Duméril & Bibron, 1841 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
     Calyptocephalus Gray in Griffith & Pidgeon, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lampyridae (Family)

Calyptomma
     Calyptomma W. Tattersall, 1909 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Mysida (Order) > Mysidae (Family)
 Calyptomma Resser, 1942 † accepted as Princetonella Lochman, 1953 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Ptychopariida (awaiting allocation) (Family)

Calyptopogon
     Calyptopogon Kieffer, 1910 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ceratopogonidae (Family)
     Calyptopogon (Mitten) V.F. Brotherus in Engler & Prantl, 1902 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Pottiales (Order) > Pottiaceae (Family)

Calyptorhynchus
     Calyptorhynchus Desmarest, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Psittaciformes (Order) > Psittacidae (Family)
     Calyptorhynchus Vigors, 1825 accepted as Calyptorhynchus Desmarest, 1826 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Psittaciformes (Order) > Psittacidae (Family)

Calyptorynchus
     Calyptorynchus Vigors, 1825 accepted as Calyptorhynchus Desmarest, 1826 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Psittaciformes (Order) > Psittacidae (Family)
 Calyptorynchus Desmarest, 1826 accepted as Calyptorhynchus Desmarest, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Psittaciformes (Order) > Psittacidae (Family)

Calyptospora
     Calyptospora Overstreet, Hawkins & Fournie, 1984 · Chromista (Kingdom) > Miozoa (Phylum) > Coccidiomorphea (Class) > Eimeriida (Order) > Calyptosporidae (Family)
 Calyptospora J.G. Kühn, 1869 accepted as Pucciniastrum G.H. Otth, 1861 · Fungi (Kingdom) > Basidiomycota (Phylum) > Pucciniomycetes (Class) > Pucciniales (Order) > Pucciniastraceae (Family)

Calyptra
     Calyptra Gray, 1847 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Calyptra Theissen & H. Sydow, 1918 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetes incertae sedis (Order) > Dothideomycetes incertae sedis (Family)
     Calyptra Ochsenheimer, 1816 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Calyptra Leuckart, 1856 accepted as Rhopalonema Gegenbaur, 1857 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Trachylina (Order) > Rhopalonematidae (Family)

Calyptranthe
 Calyptranthe (Maximowicz) Nakai, 1952 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Saxifragaceae (Family)
 Calyptranthe (C.J. Maximowicz) H. Ohba & S. Akiyama, 2016 accepted as Hydrangea Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cornales (Order) > Hydrangeaceae (Family)

Calyptranthus
     Calyptranthus Du Petit-Thouars in A.P. de Candolle, 1801 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Capparaceae (Family)
 Calyptranthus C.L. von Blume, 1826-1827 accepted as Syzygium J. Gaertner, 1788 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Myrtaceae (Family)
 Calyptranthus A.L. de Jussieu, 1806 accepted as Calyptranthes O. Swartz, 1788 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Myrtaceae (Family)

Calyptrella
     Calyptrella D.U. Hernández-Becerril & M.E. Meave del Castillo, 1996 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Coscinodiscophyceae (Class) > Rhizosoleniales (Order) > Rhizosoleniaceae (Family)
     Calyptrella Schrammen, 1912 † · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Lychniscosida (Order) > Lychniscosa (awaiting allocation) (Family)
 Calyptrella Naudin, 1852 accepted as Graffenrieda A.P. de Candolle, 1828 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Melastomataceae (Family)

Calyptrophorus
 Calyptrophorus Cabanis, 1847 accepted as Calyptrophorus Cabanis, 1847 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Calyptrophorus Conrad, 1866 † accepted as Calyptraphorus Conrad, 1857 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Strombidae (Family)

Calyptrostigma
 Calyptrostigma Klotzsch in J.G.C. Lehmann, 1845 accepted as Beyeria Miquel, 1844 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)
 Calyptrostigma Trautvetter & C.A. Meyer, 1855 accepted as Weigela Thunberg, 1780 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Dipsacales (Order) > Caprifoliaceae (Family)

Calyptura
 Calyptura Haswell, 1882 accepted as Haswellia Miers, 1884 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Sphaeromatidae (Family)
     Calyptura Swainson in Richardson, 1832 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Tyrannidae (Family)

Calyx
     Calyx Vosmaer, 1885 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Haplosclerida (Order) > Phloeodictyidae (Family)
     Calyx Bigsby, 1868 † accepted as Calix Rouault, 1851 † (misspelling)· Animalia (Kingdom) > Echinodermata (Phylum) > Diploporita (Class) > Diploporita (awaiting allocation) (Order) > Diploporita (awaiting allocation) (Family)

Camara
     Camara Walker, 1867 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Camara Adanson, 1763 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Verbenaceae (Family)
 Camara de Haan in Siebold, 1837 accepted as Calappa Weber, 1795 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Calappidae (Family)

Camarhinus
     Camarhinus Dejean, 1835 accepted as Camarhinus Dejean, 1835 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Camarhinus Dejean, 1836 accepted as Camarhinus Dejean, 1835 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Camaroptera
     Camaroptera Sundevall, 1850 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sylviidae (Family)
 Camaroptera de Chaudoir, 1871 accepted as Lebidema Motschoulsky, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Camarota
     Camarota Meigen, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chloropidae (Family)
     Camarota Kriechbaumer, 1898 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Camarotus
     Camarotus Germar, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Camarotus Germar, 1829 accepted as Camarotus Germar, 1833 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Camarotus Schönherr, 1833 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Camax
     Camax Karsch, 1898 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phasmatodea (Order) > Diapheromeridae (Family)
     Camax Schreber, 1789 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Verbenaceae (Family)

Cambarincola
     Cambarincola Ellis, 1912 · Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Branchiobdellida (Order) > Cambarincolidae (Family)
     Cambarincola Goodnight, 1940 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Oligochaeta (awaiting allocation) (Order) > Oligochaeta (awaiting allocation) (Family)

Cambessedea
 Cambessedea R. Wight & Arnott, 1834 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Anacardiaceae (Family)
 Cambessedea Kunth, 1824 accepted as Cambessedea Kunth, 1824 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Anacardiaceae (Family)

Cambodgia
     Cambodgia Dawydoff, 1946 · Animalia (Kingdom) > Ctenophora (Phylum) > Tentaculata (Class) > Cambojiida (Order) > Cambojiidae (Family)
     Cambodgia Mansuy, 1914 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Coenogastropoda incertae sedis (Order) > Acteoninidae (Family)

Cambogia
     Cambogia Guenée, 1857 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Cambogia Linnaeus, 1754 accepted as Garcinia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Clusiaceae (Family)

Cambrus
 Cambrus Dahl, 1823 accepted as Cambrus Dahl, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Cambrus Grimmer, 1841 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Cambrus Villa & Villa, 1833 accepted as Cercyon Leach, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)

Camegonia
     Camegonia Breuning, 1928 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Camegonia Lapouge, 1929 accepted as Calosoma Weber, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Camena
     Camena Missarzhevsky in Rozanov & Missarzhevsky, 1966 † (uncertain)· Animalia (Kingdom) > Animalia incertae sedis (Phylum) > (Class) > Tommotiida (Order) > Tommotiidae (Family)
 Camena Hewitson, 1865 accepted as Ancema Eliot, 1973 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)
 Camena Martens in Albers, 1860 accepted as Camaena Albers, 1850 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Camaenidae (Family)

Cameraria
     Cameraria Chapman, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Gracillariidae (Family)
     Cameraria Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
 Cameraria Fabricius, 1759 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Portulacaceae (Family)
 Cameraria Boehmer in C.G. Ludwig, 1760 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)

Camerina
 Camerina Bruguiere, 1792 † accepted as Nummulites Lamarck, 1801 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Nummulitidae (Family)
     Camerina Rafinesque, 1815 accepted as Camerina Rafinesque, 1815 (nomen nudum)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Cameronia
     Cameronia Bourguignat, 1879 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cameronia Basir, 1948 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Thelastomatidae (Family)
 Cameronia Bilqees, 1971 accepted as Stomachicola Yamaguti, 1934 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Azygiida (Order) > Hemiuridae (Family)
     Cameronia G. Kantvilas, 2012 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Baeomycetales (Order) > Cameroniaceae (Family)

Camerophoria
     Camerophoria King, 1844 † accepted as Stenoscisma Conrad, 1839 † (nomen nudum)· Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Rhynchonellida (Order) > Stenoscismatidae (Family)
 Camerophoria King, 1850 † accepted as Stenoscisma Conrad, 1839 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Rhynchonellida (Order) > Stenoscismatidae (Family)

Camerotheca
     Camerotheca Matthew, 1885 † · Animalia (Kingdom) > Hyolitha (Phylum) > (Class) > Hyolitha (awaiting allocation) (Order) > Hyolithida (awaiting allocation) (Family)
 Camerotheca Miller, 1889 † accepted as Camerotheca Miller, 1889 † · Animalia (Kingdom) > Hyolitha (Phylum) > (Class) > Camerothecida (Order) > Camerothecidae (Family)

Camerunia
     Camerunia Aurivillius, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Eupterotidae (Family)
     Camerunia Melichar, 1901 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Flatidae (Family)
 Camerunia (M. Pichon) P. Boiteau in P. Boiteau & L. Allorge, 1976 accepted as Tabernaemontana Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)

Camilla
     Camilla Haliday in Curtis, 1837 accepted as Camilla Haliday in Curtis, 1837 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Drosophilidae (Family)
     Camilla Haliday, 1838 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Drosophilidae (Family)
     Camilla Thomson, 1880 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Camilla Tullgren in Sjöstedt, 1910 accepted as Camillina Berland, 1919 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Gnaphosidae (Family)
 Camilla Tapparone-Canefri, 1879 accepted as Cancilla Swainson, 1840 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Mitridae (Family)
     Camilla Robineau-Desvoidy, 1863 accepted as Morellia Robineau-Desvoidy, 1830 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)

Caminella
     Caminella Lendenfeld, 1894 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Astrophorida (Order) > Geodiidae (Family)
 Caminella Krantz & Ainscough, 1960 accepted as Caminurella Krantz & Halliday, 2021 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Mesostigmata (Order) > Trachytidae (Family)

Camirus
     Camirus Stål, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Scutelleridae (Family)
 Camirus Sharp, 1876 accepted as Camiarus Sharp, 1878 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Leiodidae (Family)

Camitia
     Camitia Gray, 1842 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Trochidae (Family)
     Camitia Gray, 1840 accepted as Camitia Gray, 1840 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Trochidae (Family)
     Camitia H. Adams & A. Adams, 1854 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Trochidae (Family)

Cammarum
 Cammarum (A.P. de Candolle) Fourreau, 1868 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Ranunculaceae (Family)
 Cammarum J. Hill, 1756 accepted as Cammarum J. Hill, 1756 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Ranunculaceae (Family)

Camoena
 Camoena Herrich-Schäffer, 1868 accepted as Ancema Eliot, 1973 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)
 Camoena Baly, 1862 accepted as Monomacra Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Camoena Ancey, 1898 accepted as Camaena Albers, 1850 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Camaenidae (Family)

Camoensia
     Camoensia Bolivar, 1881 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Pyrgomorphidae (Family)
     Camoensia Welwitsch ex Bentham & J.D. Hooker, 1865 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Campa
 Campa Motschoulsky, 1844 accepted as Bembidion Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Campa Bedel, 1881 accepted as Bembidion Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Campanea
     Campanea Trevisan, 1877 (uncertain)· Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Jungermanniales (Order) > Lepidoziaceae (Family)
 Campanea Decaisne, 1849 accepted as Capanea Decaisne, 1849 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)

Campanella
     Campanella Lesson, 1837 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Campanella Quoy & Gaimard in de Blainville, 1834 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Campanella P.C. Hennings, 1895 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Marasmiaceae (Family)
     Campanella Goldfuss, 1820 · Chromista (Kingdom) > Ciliophora (Phylum) > Oligohymenophorea (Class) > Peritrichida (Order) > Epistylididae (Family)

Campanopsis
     Campanopsis (R. Brown) O. Kuntze, 1891 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Campanulaceae (Family)
 Campanopsis Claus, 1881 accepted as Eirene Eschscholtz, 1829 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Eirenidae (Family)

Campanula
     Campanula Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Campanulaceae (Family)
 Campanula Westendorp, 1843 accepted as Campanularia Lamarck, 1816 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Campanulariidae (Family)
     Campanula Alvira, 1973 † (uncertain)· Protozoa (Kingdom) > Sarcomastigota (awaiting allocation) (Phylum) > (Class) > (Order) > Sarcomastigota (awaiting allocation) (Family)

Campanularia
     Campanularia Lamarck, 1816 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Campanulariidae (Family)
     Campanularia Méhelÿ, 1935 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Campanulospora
     Campanulospora Salazar-Yepes, Pardo-Cardona & Buriticá, 2007 · Fungi (Kingdom) > Basidiomycota (Phylum) > Pucciniomycetes (Class) > Pucciniales (Order) > Phragmidiaceae (Family)
     Campanulospora Issi, Radischcheva & Dolzhenko, 1983 · Fungi (Kingdom) > Rozellomycota (Phylum) > Microsporidea (Class) > (Order) > (Family)

Campbellia
     Campbellia Miller, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Campbellia Kistner & Jacobson, 1990 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Campbellia R. Wight, 1849 accepted as Christisonia G. Gardner, 1847 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Orobanchaceae (Family)
 Campbellia M.C. Cooke & Massee in M.C. Cooke, 1890 accepted as Gyrodon Opatowski, 1836 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Boletales (Order) > Paxillaceae (Family)
 Campbellia Balss, 1930 accepted as Jacquinotia Rathbun, 1915 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Majidae (Family)

Campbelliella
     Campbelliella R. Radoicic, 1959 † · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Dasycladales (Order) > Dasycladaceae (Family)
     Campbelliella Palm, 2004 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Trypanorhyncha (Order) > Lacistorhynchidae (Family)

Campderia
     Campderia Lagasca, 1821 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
 Campderia A. Richard, 1822 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Pandanales (Order) > Velloziaceae (Family)
 Campderia Bentham, 1846 accepted as Coccoloba P. Browne, 1756 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Polygonaceae (Family)

Campelia
 Campelia L.C. Richard, 1808 accepted as Tradescantia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Commelinales (Order) > Commelinaceae (Family)
 Campelia K.S. Kunth, 1833 accepted as Deschampsia Palisot de Beauvois, 1812 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Campella
     Campella Wilson, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Harpacticidae (Family)
 Campella Link, 1827 accepted as Deschampsia Palisot de Beauvois, 1812 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Camphorata
     Camphorata Zinn, 1757 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)
 Camphorata Fabricius, 1759 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Balanophoraceae (Family)

Campicola
     Campicola Swainson, 1827 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Campicola Schulze, 1890 accepted as Microtus Schrank, 1798 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Cricetidae (Family)

Campipterus
 Campipterus Motschoulsky, 1845 accepted as Sibinia Germar, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Campipterus Klima, 1934 accepted as Sibinia Germar, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Campolyta
 Campolyta Bedel, 1879 accepted as Calosoma Weber, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Campolyta Motschulsky, 1865 accepted as Calosoma Weber, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Campometra
     Campometra Guenée, 1852 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Campometra Piñas Rubio, 2005 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Camponotus
     Camponotus Mayr, 1861 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Formicidae (Family)
 Camponotus Fauvel, 1887 accepted as Euthorax Solier in Gay, 1849 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Campoporus
     Campoporus Förster, 1868 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Campoporus Lynch Arribálzaga, 1884 accepted as Euthorax Solier in Gay, 1849 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Camposella
     Camposella Cole, 1919 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Acroceridae (Family)
 Camposella Fernández-Yépez, 1948 accepted as Curimata Bosc, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Characiformes (Order) > Curimatidae (Family)

Camposia
     Camposia Reiss, 1972 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chironomidae (Family)
     Camposia Bolivar, 1909 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)
     Camposia Desmarest, 1823 accepted as Camposcia Latreille, 1829 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Majidae (Family)
 Camposia Agassiz, 1846 accepted as Camposcia Latreille, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Majidae (Family)

Camposichthys
     Camposichthys de Figueiredo & da Silva Santos, 1991 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Actinopterygii (awaiting allocation) (Order) > Actinopterygii (awaiting allocation) (Family)
 Camposichthys Travassos, 1946 accepted as Rhaphiodon Agassiz in Spix & Agassiz, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Characiformes (Order) > Cynodontidae (Family)
 Camposichthys Whitley, 1953 accepted as Curimata Bosc, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Characiformes (Order) > Curimatidae (Family)

Camposiella
     Camposiella Lane, 1972 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Camposiella Hebard, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)

Campsodactylus
     Campsodactylus Duméril & Bibron, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Scincidae (Family)
     Campsodactylus Cocteau & Duméril, 1837 accepted as Campsodactylus Cocteau & Duméril, 1837 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Scincidae (Family)

Camptobrachys
     Camptobrachys Kaszab, 1941 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Camptobrachys Dejean, 1834 accepted as Camptobrachys Kaszab, 1941 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Camptocarpus
     Camptocarpus Gorham, 1887 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Camptocarpus Decaisne in Alph. de Candolle, 1844 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
 Camptocarpus K.H.E. Koch, 1844 (?) accepted as Alkanna Tausch, 1824 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Boraginales (Order) > Boraginaceae (Family)

Camptocerus
     Camptocerus Dejean, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Camptocerus Latreille in Cuvier, 1829 accepted as Camptocerus Dejean, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Camptocheirus
     Camptocheirus Lacordaire, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Camptocheirus Schönherr, 1845 accepted as Camptocheirus Lacordaire, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Camptocheirus Dejean, 1836 accepted as Camptocheirus Lacordaire, 1863 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Camptocheirus Dejean, 1835 accepted as Camptocheirus Lacordaire, 1863 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Camptochilus
     Camptochilus Hampson, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Thyrididae (Family)
 Camptochilus Hampson, 1895 accepted as Ectogonia Hampson, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Camptochirus
 Camptochirus Agassiz, 1846 accepted as Camptocheirus Lacordaire, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Camptochirus Gemminger & Harold, 1871 accepted as Camptocheirus Lacordaire, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Camptodium
 Camptodium Fée, 1852 accepted as Tectaria Cavanilles, 1799 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Tectariaceae (Family)
 Camptodium Motschoulsky, 1869 accepted as Cissidium Motschoulsky, 1855 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ptiliidae (Family)

Camptodontus
     Camptodontus Dejean, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Camptodontus Li, Gong, Zhang, Yang & Hou, 2010 † accepted as Camptodontornis Demirjian, 2019 † (junior homonym)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Longipterygiformes (Order) > Longipterygidae (Family)

Camptognathus
     Camptognathus Pollock, 1968 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Conodonta (Class) > Conodonta (awaiting allocation) (Order) > (Family)
     Camptognathus Dejean, 1835 accepted as Palaestes Perty, 1832 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cucujidae (Family)

Camptolenes
 Camptolenes Chevrolat in Dejean, 1836 accepted as Clytra Laicharting, 1781 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Camptolenes Lacordaire, 1848 accepted as Protoclytra Weise, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Camptoloma
     Camptoloma Bentham in Alph. de Candolle, 1846 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Scrophulariaceae (Family)
     Camptoloma Felder, 1874 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Camptonema
 Camptonema C. Zhang, 1977 † accepted as · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Oscillatoriales (Order) > Oscillatoriaceae (Family)
     Camptonema Schaudinn, 1894 · Chromista (Kingdom) > Ochrophyta (Phylum) > Raphidophyceae (Class) > Actinophryida (Order) > Actinosphaeriidae (Family)

Camptoneura
     Camptoneura Martynov, 1928 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Protorthoptera (Order) > Protorthoptera (awaiting allocation) (Family)
     Camptoneura Parent, 1930 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Dolichopodidae (Family)
 Camptoneura Agassiz, 1846 accepted as Camptoneura Agassiz, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
 Camptoneura Williston, 1886 accepted as Camptoneura Williston, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)
     Camptoneura Fieber, 1858 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Camptoneura Kriechbaumer, 1901 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Camptonotus
     Camptonotus Uhler, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Gryllacrididae (Family)
     Camptonotus Jakovlev, 1885 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Lygaeidae (Family)
 Camptonotus Marsh, 1879 † accepted as Camptosaurus Marsh, 1885 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Ornithischia (Order) > Camptosauridae (Family)

Camptonyx
 Camptonyx Lilljeborg, 1875 accepted as Campella Wilson, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Harpacticidae (Family)
 Camptonyx Heller, 1861 accepted as Caphyra Guérin, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Portunidae (Family)
     Camptonyx Benson, 1858 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Succineidae (Family)

Camptophyllum
 Camptophyllum Simpson, 1900 † accepted as Camptophyllum Simpson, 1900 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Rugosa (Order) > Aulophyllidae (Family)
     Camptophyllum Nathorst, 1875 † (uncertain)· Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)

Camptopus
     Camptopus Amyot & Serville, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Alydidae (Family)
 Camptopus J.D. Hooker, 1869 accepted as Psychotria Linnaeus, 1759 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Camptorhynchus
     Camptorhynchus Bonaparte, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Anseriformes (Order) > Anatidae (Family)
 Camptorhynchus Strickland, 1841 accepted as Camptorhynchus Strickland, 1841 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Camptorhynchus Fischer, 1808 accepted as Camptorhynchus Fischer, 1808 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
 Camptorhynchus Boisduval, 1835 accepted as Camptorhinus Schönherr, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Camptorhynchus Latreille in Cuvier, 1829 accepted as Eurhinus Illiger, 1807 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Camptotarsus
     Camptotarsus Thorell, 1887 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
     Camptotarsus Stein, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)

Campylacantha
     Campylacantha Scudder, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)
 Campylacantha Jörgensen in Nordgaard & Jörgensen, 1905 † accepted as Neosemantis Popofsky, 1913 · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Nassellaria (Order) > Plagiacanthidae (Family)

Campylaea
     Campylaea Beck, 1837 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helicidae (Family)
     Campylaea Ihering, 1892 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Campylanthera
 Campylanthera W.J. Hooker, 1837 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Pittosporaceae (Family)
 Campylanthera H.W. Schott & Endlicher, 1832 accepted as Ceiba P. Miller, 1754 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)

Campylia
     Campylia Malloch, 1938 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
 Campylia Lindley ex Sweet, 1821 accepted as Pelargonium L'Héritier ex W. Aiton, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Geraniales (Order) > Geraniaceae (Family)

Campylites
     Campylites Herrmannsen, 1846 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)
     Campylites Rollier, 1922 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Cephalopoda (awaiting allocation) (Order) > Cephalopoda (awaiting allocation) (Family)
     Campylites Brood, 1988 † · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Polychaeta (awaiting allocation) (Order) > Polychaeta incertae sedis (Family)

Campylocera
     Campylocera Nuttall, 1842 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Campanulaceae (Family)
     Campylocera Macquart, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Pyrgotidae (Family)

Campylodon
     Campylodon Duméril, 1853 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
     Campylodon von Huene, 1929 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
 Campylodon Cuvier & Valenciennes, 1832 accepted as Kampylodon Fabricius, 1798 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Notacanthiformes (Order) > Notacanthidae (Family)

Campylodontium
     Campylodontium Schwägrichen, 1827 (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnobryales (Order) > Entodontaceae (Family)
 Campylodontium Dozy & Molkenboer, 1844 accepted as Mesonodon Hampe, 1865 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnobryales (Order) > Entodontaceae (Family)

Campylognathus
     Campylognathus Reuter, 1890 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Campylognathus Plieninger, 1895 † accepted as Campylognathoides Strand, 1928 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Pterosauria (Order) > Rhamphorhynchidae (Family)

Campylonaus
     Campylonaus Benson, 1835 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Campylonaus Gray, 1847 accepted as Peracle Forbes, 1844 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Thecosomata (Order) > Peraclidae (Family)

Campylonema
     Campylonema Hincks, 1872 (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
     Campylonema J.A. Schultes & J.H. Schultes in J.J. Roemer & J.A. Schultes, 1830 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)
 Campylonema W. Schmidle, 1900 accepted as Schmidleinema De Toni, 1936 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Nostocales (Order) > Hapalosiphonaceae (Family)

Campyloneura
     Campyloneura Fieber, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)
 Campyloneura Lengersdorf, 1939 accepted as Polyardis Pritchard, 1947 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Cecidomyiidae (Family)

Campylophyllum
 Campylophyllum Gothan, 1914 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Cycadopsida (Class) > Cycadales (Order) > Cycadales (awaiting allocation) (Family)
     Campylophyllum (W.P. Schimper) M. Fleischer, 1914 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnobryales (Order) > Hypnaceae (Family)

Campylops
     Campylops Nitzsch, 1840 accepted as Campylops Nitzsch, 1840 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Campylops Lichtenstein, 1842 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Campyloptera
     Campyloptera Brongniart, 1885 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Megasecoptera (Order) > Megasecoptera (awaiting allocation) (Family)
 Campyloptera Boissier, 1841 accepted as Aethionema W.T. Aiton, 1812 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Campylopus
     Campylopus S.E. Bridel, 1818 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Dicranales (Order) > Dicranaceae (Family)
 Campylopus Spach, 1836 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Clusiaceae (Family)
 Campylopus Wahlenberg, 1826 accepted as · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Grimmiales (Order) > Grimmiaceae (Family)
     Campylopus Claparède & Lachmann, 1857 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Campylopus Agassiz, 1846 accepted as Campulipus Kirby, 1827 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Campylorhynchus
     Campylorhynchus Spix, 1824 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Certhiidae (Family)
 Campylorhynchus Agassiz, 1846 accepted as Rhinoncus Schönherr, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Campylospermum
     Campylospermum Van Tieghem, 1902 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Ochnaceae (Family)
 Campylospermum M.E.J. Chandler, 1925 † accepted as Cyrtospermites J. Bogner, 1973 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Araceae (Family)

Campylostoma
     Campylostoma Bell, 1858 † · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Cenomanocarcinidae (Family)
     Campylostoma Dreyfuss, 1939 † · Animalia (Kingdom) > Echinodermata (Phylum) > Diploporita (Class) > Diploporita (awaiting allocation) (Order) > Diploporita (awaiting allocation) (Family)

Campylostylus
     Campylostylus Sandberger, 1871 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Campylostylus G. Shadbolt ex H.F. van Heurck, 1896 accepted as Licmophora C.A. Agardh, 1827 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > Licmophorales (Order) > Licmophoraceae (Family)
     Campylostylus Genevier, 1873 · Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)

Campylotropis
     Campylotropis Bunge, 1835 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
     Campylotropis Reuter, 1904 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Capsidae (Family)

Campylus
 Campylus Loureiro, 1790 accepted as Tinospora Miers, 1851 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Menispermaceae (Family)
 Campylus Lafresnaye, 1844 accepted as Campylorhynchus Spix, 1824 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Certhiidae (Family)
 Campylus Fischer de Waldheim, 1821 accepted as Denticollis Piller & Mitterpacher, 1783 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Camunium
 Camunium O. Kuntze, 1891 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)
     Camunium Adanson, 1763 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)
 Camunium W. Roxburgh, 1814 accepted as Aglaia Loureiro, 1790 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Meliaceae (Family)

Camusia
 Camusia Lorch, 1961 accepted as Acrachne R. Wight & Arnott ex Chiovenda, 1907 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
     Camusia Seguí, 2002 † · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Gruiformes (Order) > Gruidae (Family)

Canabina
 Canabina Paetel, 1875 accepted as Canabina Paetel, 1875 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Canabina Landbeck, 1804 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Canace
     Canace Haliday, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Canacidae (Family)
     Canace Haliday in Curtis, 1837 accepted as Canace Haliday, 1839 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Canacidae (Family)
 Canace Reichenbach, 1852 accepted as Dendragapus Elliott, 1864 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Galliformes (Order) > Phasianidae (Family)

Canala
     Canala Gray, 1992 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Desidae (Family)
 Canala Pohl, 1830 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Loganiaceae (Family)

Canalia
     Canalia Curran, 1934 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Canalia F.W. Schmidt, 1793 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Thymelaeaceae (Family)

Canaliculites
     Canaliculites D.D. Pant & S.N. Mishra, 1986 † (uncertain)· Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
     Canaliculites Jeannet, 1951 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cananga
     Cananga (A.P. de Candolle) J.D. Hooker & T. Thomson, 1855 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Magnoliales (Order) > Annonaceae (Family)
 Cananga Aublet, 1775 accepted as Guatteria Ruiz & Pavon, 1794 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Magnoliales (Order) > Annonaceae (Family)

Canaria
     Canaria Partington, 1835 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Canaria Wood, 1837 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Canaria Becker, 1913 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Bombyliidae (Family)
     Canaria Scudder, 1882 accepted as Canaria Scudder, 1882 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Canaria Linnaeus, 1771 accepted as Canaria Linnaeus, 1771 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Campanulaceae (Family)
     Canaria P. Jiménez-Mejías & P. Vargas, 2015 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
     Canaria Larsen, 2020 accepted as Kanaria Larsen, 2020 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)

Canaridiscus
 Canaridiscus Alonso & Ibáñez, 2011 accepted as Atlantica Ancey, 1887 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Gastrodontidae (Family)
 Canaridiscus Alonso & Ibáñez in Yanes, Holyoak, Holyoak, Alonso & Ibáñez, 2011 accepted as Atlantica Wagner, 1897 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Discidae (Family)

Canariella
     Canariella Hesse, 1918 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Hygromiidae (Family)
     Canariella Uyttenboogaart, 1929 accepted as Philhammus Fairmaire, 1871 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Canariellum
     Canariellum Strand, 1928 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Bombyliidae (Family)
 Canariellum Engler in Engler & Prantl, 1896 accepted as Canarium Linnaeus, 1759 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Burseraceae (Family)

Canarisina
     Canarisina Rohácek, 1982 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sphaeroceridae (Family)
     Canarisina Rohácek, 1983 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sphaeroceridae (Family)

Canarium
     Canarium Schumacher, 1817 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Strombidae (Family)
     Canarium Linnaeus, 1759 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Burseraceae (Family)

Canaspis
     Canaspis MacGillivray, 1921 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Diaspididae (Family)
 Canaspis † accepted as Conaspis Hall, 1863 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Asaphida (Order) > Ptychaspididae (Family)

Canavalia
     Canavalia Adanson, 1763 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Canavalia A.P. de Candolle, 1825 accepted as Canavalia A.P. de Candolle, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Canavaria
     Canavaria Oppenheim, 1899 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Canavaria Gemmellaro, 1886 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)
     Canavaria Buckman, 1902 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Hildoceratidae (Family)
 Canavaria Merla, 1928 † accepted as Sicelia † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Strophomenatida (Order) > Meekellidae (Family)

Cancellaria
 Cancellaria Brongniart, 1825 accepted as Roestelia J.F. Rebentisch, 1804 · Fungi (Kingdom) > Basidiomycota (Phylum) > Pucciniomycetes (Class) > Pucciniales (Order) > Pucciniaceae (Family)
     Cancellaria Lamarck, 1799 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Cancellariidae (Family)
 Cancellaria (A.P. de Candolle) G.E. Mattei, 1921 accepted as Pavonia Cavanilles, 1786 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)

Cancellus
     Cancellus H. Milne Edwards, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Diogenidae (Family)
     Cancellus P.H. Derville, 1951 † (uncertain)· Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)

Candace
     Candace Stål, 1870 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Candace Dana, 1849 accepted as Candacia Dana, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Calanoida (Order) > Candaciidae (Family)

Candela
     Candela Herrmannsen, 1846 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Candela Bykova in Bykova et al., 1958 † accepted as Dymia Bykova, 1962 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Uvigerinidae (Family)

Candelabrum
     Candelabrum Van Beverwijk, 1951 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Candelabrum de Blainville, 1830 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Candelabridae (Family)
     Candelabrum Dall, 1878 † accepted as Ancistrosyrinx Dall, 1881 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Turridae (Family)

Candelaria
     Candelaria A. Massalongo, 1852 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Candelariales (Order) > Candelariaceae (Family)
     Candelaria Price, 1947 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Procolophonomorpha (Order) > Owenettidae (Family)

Candidella
     Candidella Bayer, 1954 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Gorgonacea (Order) > Primnoidae (Family)
     Candidella Hausdorf, 1990 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)

Candidosia
     Candidosia Collado & Alonso-Zarazaga, 1996 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Aderidae (Family)
     Candidosia Báguena Corella, 1948 accepted as Candidosia Collado & Alonso-Zarazaga, 1996 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Aderidae (Family)

Candollea
 Candollea Labillardière, 1806 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Dilleniales (Order) > Dilleniaceae (Family)
 Candollea J.C.G. Baumgarten, 1810 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)
 Candollea Mirbel in Lamarck & Mirbel, 1802 accepted as Pyrrosia Mirbel in Lamarck & Mirbel, 1802 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Polypodiaceae (Family)
 Candollea Raddi, 1818 accepted as Radula Dumortier, 1822 · Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Porellales (Order) > Radulaceae (Family)
 Candollea E.G. von Steudel, 1840 accepted as Agrostis Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Candollea Labillardière, 1805 accepted as Stylidium O. Swartz ex Willdenow, 1805 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Stylidiaceae (Family)
     Candollea Ş. Yıldırımlı, 2021 accepted as Kandemiria Ş. Yıldırımlı in Yıldırımlı & Doğru Koca, 2022 (junior homonym)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Candonella
     Candonella Vávra, 1898 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Cypridopsidae (Family)
     Candonella Claus, 1891 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)

Canephora
     Canephora König, 1825 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Canephora Hübner, 1822 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Psychidae (Family)
     Canephora Friese, 1908 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Apidae (Family)
     Canephora A.L. Jussieu, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Canephorus
 Canephorus Erichson, 1846 accepted as Canephorus Erichson, 1846 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Terebellida (Order) > Trichobranchidae (Family)
 Canephorus Kirsch, 1889 accepted as Amitrus Schönherr, 1845 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Canestrinia
     Canestrinia Berlese, 1881 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Canestriniidae (Family)
     Canestrinia Raven, 1990 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)
 Canestrinia Mégnin & Trouessart, 1884 accepted as Michaelia Trouessart, 1884 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Freyanidae (Family)
 Canestrinia Mello-Leitão, 1931 accepted as Pygophalangodus Mello-Leitão, 1931 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Gonyleptidae (Family)

Canidia
     Canidia Thomson, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Canidia Grote, 1890 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Canidia Holmgren, 1858 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Canidia R.A. Salisbury, 1866 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliales (awaiting allocation) (Family)
 Canidia H. Adams, 1862 accepted as Anentome Cossmann, 1901 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Nassariidae (Family)

Canidius
 Canidius de Cooman, 1940 accepted as Pachylomalus Schmidt, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)
 Canidius Reichardt, 1932 accepted as Pachylomalus Schmidt, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)

Caninella
     Caninella Gorsky, 1938 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Stauriida (Order) > Bothrophyllidae (Family)
 Caninella Liang, 1990 † accepted as Linnaeocaninella Rivaz Hernández, 2020 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Richthofeniidae (Family)
     Caninella Kukhtinov, 2015 † accepted as Nadteia Kukhtinov, 2019 † (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Suchonellidae (Family)

Caninia
     Caninia Michelin in Gervais, 1840 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Rugosa (Order) > Cyathopsidae (Family)
     Caninia Owen, 1846 (uncertain)· Animalia (Kingdom) > Nemertea (Phylum) > Nemertea (awaiting allocation) (Class) > Nemertea (awaiting allocation) (Order) > Nemertea (awaiting allocation) (Family)

Canis
     Canis Goüan, 1770 accepted as Canis Goüan, 1770 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Carcharhiniformes (Order) > Triakidae (Family)
 Canis Sclater, 1883 accepted as Atelocynus Cabrera, 1940 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Canidae (Family)
     Canis Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Canidae (Family)

Canistrum
     Canistrum E. Morren, 1873 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Bromeliaceae (Family)
     Canistrum Mörch, 1852 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Canistrum Fabricius, 1823 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Camaenidae (Family)

Canna
     Canna Gray, 1821 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
     Canna Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zingiberales (Order) > Cannaceae (Family)
 Canna Walker, 1865 accepted as Nacna Fletcher, 1961 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Cannabateomys
 Cannabateomys Lydekker, 1892 accepted as Kannabateomys Jentink, 1891 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Echimyidae (Family)
 Cannabateomys Palmer, 1904 accepted as Kannabateomys Jentink, 1891 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Echimyidae (Family)

Cannabina
     Cannabina Brehm, 1831 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Cannabina Brehm, 1828 accepted as Cannabina Brehm, 1828 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Cannabina Gray, 1840 accepted as Cannabina Gray, 1840 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cannabina P. Miller, 1754 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cucurbitales (Order) > Datiscaceae (Family)

Cannabis
     Cannabis Blyth, 1850 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Cannabis Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Cannabaceae (Family)

Canningella
     Canningella Rigby, 1986 † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Lithistida (Order) > Anthaspidellidae (Family)
     Canningella Legg, 1976 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Canningia
     Canningia I.C. Cookson & A. Eisenack, 1960 † · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Gonyaulacales (Order) > Areoligeraceae (Family)
     Canningia Weiser, Wegensteiner & Žižka, 1995 · Fungi (Kingdom) > Rozellomycota (Phylum) > Microsporidea (Class) > Glugeida (Order) > Unikaryonidae (Family)

Cannonia
     Cannonia J.E. Taylor & K.D. Hyde, 1999 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Xylariales (Order) > Xylariaceae (Family)
     Cannonia Hincks, 1949 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Canopus
     Canopus Fabricius, 1803 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Canopidae (Family)
     Canopus Felder, 1861 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
     Canopus Rafinesque, 1840 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Canopus Montfort, 1808 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Canopus K.B. Presl, 1851 accepted as Exocarpos Labillardière, 1800 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Santalaceae (Family)
 Canopus Wollaston, 1864 accepted as Laparocerus Schönherr, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Canopus Walker, 1855 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Cantabrica
     Cantabrica Raven, 1990 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)
     Cantabrica F.H. Cramer, M. del C.R. Diez, R.M. Rodriguez & M.A. Fombella, 1976 † · Plantae (Kingdom) > Acritarcha (Phylum) > (Class) > (Order) > (Family)

Cantaloubeia
     Cantaloubeia Levasseur, 1966 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Cantaloubeia Levasseur, 1965 accepted as Cantaloubeia Levasseur, 1966 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Cantharellus
     Cantharellus Adanson ex E.M. Fries, 1821 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Cantharellales (Order) > Cantharellaceae (Family)
     Cantharellus Hoeksema & Best, 1984 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Fungiidae (Family)

Cantharis
     Cantharis Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cantharidae (Family)
 Cantharis Hall, 1867 accepted as Cantharus Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Buccinidae (Family)
 Cantharis Férussac, 1821 accepted as Cantharidus Montfort, 1810 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Trochidae (Family)
 Cantharis Geoffroy, 1762 accepted as Lytta Fabricius, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Meloidae (Family)

Cantharus
     Cantharus Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Buccinidae (Family)
     Cantharus Scudder, 1882 accepted as Cantharus Scudder, 1882 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cantharus Montfort, 1808 accepted as Polymorphina d'Orbigny, 1826 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lagenida (Order) > Polymorphinidae (Family)
 Cantharus Cuvier, 1816 accepted as Spondyliosoma Cantor, 1849 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Kyphosidae (Family)

Canthidium
     Canthidium Erichson, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Canthidium Unger, 1850 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Canthiopsis
 Canthiopsis Paetel, 1875 accepted as Canthiopsis Paetel, 1875 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Canthiopsis B.C. Seemann, 1866 accepted as Tarenna J. Gaertner, 1788 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Canthocamptus
     Canthocamptus Westwood, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Canthocamptidae (Family)
 Canthocamptus Baird, 1850 accepted as Canthocamptus Westwood, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Canthocamptidae (Family)

Canthopomus
 Canthopomus Eigenmann & Allen, 1942 accepted as Pseudorinelepis Bleeker, 1862 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Loricariidae (Family)
 Canthopomus Eigenmann, 1910 accepted as Pseudorinelepis Bleeker, 1862 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Loricariidae (Family)

Canthopsis
 Canthopsis Miquel, 1857 accepted as Catunaregam N.M. Wolf, 1776 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
     Canthopsis Agassiz, 1850 accepted as Alderia Allman, 1845 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sacoglossa (Order) > Limapontiidae (Family)

Canthorhynchus
 Canthorhynchus Broun, 1880 accepted as Arecocryptus Hutton, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Canthorhynchus Agassiz, 1846 accepted as Aspidophoroides Lacepède, 1801 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Agonidae (Family)

Cantoria
     Cantoria Girard, 1857 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
 Cantoria Kaup, 1858 accepted as Cynoglossus Hamilton, 1822 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Pleuronectiformes (Order) > Cynoglossidae (Family)

Canuella
 Canuella Borg, 1933 accepted as Borgiola Strand, 1933 · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Heteroporidae (Family)
     Canuella Scott & Scott, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Canuelloida (Order) > Canuellidae (Family)

Canutus
     Canutus Brehm, 1831 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Canutus Anonymous [Merrem], 1804 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Canutus Brehm, 1830 accepted as Canutus Brehm, 1830 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Canutus Pessagno & Whalen, 1982 † · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Nassellaria (Order) > Nassellaria (awaiting allocation) (Family)

Caobangia
     Caobangia Giard, 1893 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Fabriciidae (Family)
     Caobangia A.R. Smith & X.C. Zhang, 2002 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Polypodiaceae (Family)

Capaccinus
 Capaccinus Gray, 1866 accepted as Capaccinus Gray, 1866 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
 Capaccinus Bonaparte, 1841 accepted as Myotis Kaup, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Vespertilionidae (Family)

Capella
 Capella Frenzel, 1801 accepted as Capella Frenzel, 1801 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Scolopacidae (Family)
 Capella Keyserling & Blasius, 1840 accepted as Rupicapra Blainville, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)
 Capella Walker, 1864 accepted as Carpella Walker, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)

Capellia
     Capellia Delucchi, 1959 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)
     Capellia Blume, 1825 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Dilleniales (Order) > Dilleniaceae (Family)
     Capellia Blake & Reid, 1998 † · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Valvatida (Order) > Goniasteridae (Family)

Capellinia
 Capellinia Hall & Clarke, 1894 † accepted as Capelliniella Strand, 1928 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Pentamerida (Order) > Pentameridae (Family)
 Capellinia Trinchese, 1874 accepted as Eubranchus Forbes, 1838 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Nudibranchia (Order) > Eubranchidae (Family)

Capena
     Capena Fawcett, 1916 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Capena Stål, 1866 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Caphyra
     Caphyra Guérin, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Portunidae (Family)
 Caphyra Barrande, 1846 † accepted as Caphyra Barrande, 1846 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
 Caphyra Guérin-Méneville, 1838 accepted as Caphyra Guérin, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Portunidae (Family)

Capiguara
 Capiguara Liais, 1872 † accepted as Hydrochoerus Brisson, 1762 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Caviidae (Family)
     Capiguara Mendes, Chamorro-Rengifo & Rafael, 2020 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)

Capillaria
 Capillaria Roussel, 1806 accepted as · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Sphaeropleales (Order) > Hydrodictyaceae (Family)
     Capillaria Waterhouse, 2001 † (uncertain)· Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Strophalosiidae (Family)
     Capillaria Persoon, 1822 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Capillaria Haworth, 1828 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Capillaria Zeder, 1800 · Animalia (Kingdom) > Nematoda (Phylum) > Dorylaimea (Class) > Trichocephalida (Order) > Trichuridae (Family)
 Capillaria Velenovský, 1947 accepted as Lycoperdon Persoon, 1801 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricaceae (Family)
 Capillaria Stackhouse, 1809 accepted as Gloiosiphonia Carmichael in Berkeley, 1833 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gigartinales (Order) > Gloiosiphoniaceae (Family)

Capillus
 Capillus L. Granata, 1908 accepted as Enterobryus J. Leidy, 1850 · Protozoa (Kingdom) > Choanozoa (Phylum) > Ichthyosporea (Class) > Eccrinida (Order) > Eccrinidae (Family)
 Capillus T.A. Caires, C.L. Sant'Anna & J.M.C. Nunes, 2018 accepted as Capilliphycus T.A. Caires, C.L. Sant'Anna & J.M.C. Nunes, 2018 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Oscillatoriales (Order) > Oscillatoriaceae (Family)

Capitellides
 Capitellides Mesnil, 1897 accepted as Capitella Blainville, 1828 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Capitellida (Order) > Capitellidae (Family)
 Capitellides Ehlers, 1907 accepted as Capitellethus Chamberlin, 1919 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Capitellida (Order) > Capitellidae (Family)

Capito
     Capito Vieillot, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Piciformes (Order) > Ramphastidae (Family)
     Capito Gistl, 1848 accepted as Ophistomis Dejean, 1835 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Capitularia
 Capitularia Rabenhorst, 1851 accepted as Uromyces (Link) Unger, 1833 · Fungi (Kingdom) > Basidiomycota (Phylum) > Pucciniomycetes (Class) > Pucciniales (Order) > Pucciniaceae (Family)
 Capitularia J.V. Suringar, 1912 accepted as Capitularina J.H. Kern, 1974 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Cyperaceae (Family)
 Capitularia Flörke, 1807 accepted as Cladonia P. Browne, 1756 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Cladoniaceae (Family)

Capnella
     Capnella Gray, 1869 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Alcyonacea (Order) > Nephtheidae (Family)
 Capnella Claassen, 1924 accepted as Allocapnia Claassen, 1928 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Plecoptera (Order) > Capniidae (Family)

Capnia
     Capnia Pictet, 1841 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Plecoptera (Order) > Capniidae (Family)
 Capnia Ventenat, 1799 accepted as Dermatocarpon Eschweiler, 1824 · Fungi (Kingdom) > Ascomycota (Phylum) > Eurotiomycetes (Class) > Verrucariales (Order) > Verrucariaceae (Family)

Capniella
     Capniella Klapálek, 1921 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Plecoptera (Order) > Capniidae (Family)
 Capniella Sahlberg, 1895 accepted as Capnopsis Morton, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Plecoptera (Order) > Capniidae (Family)

Capnisa
     Capnisa Dejean, 1836 accepted as Gnathosia Fischer de Waldheim, 1821 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Capnisa Gebler, 1844 accepted as Capnisa Dejean, 1836 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Capnisa Lacordaire, 1859 accepted as Capnisa Dejean, 1836 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Capnites
     Capnites Raffray, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Capnites Theissen, 1916 accepted as Phaeosaccardinula P.C. Hennings, 1905 · Fungi (Kingdom) > Ascomycota (Phylum) > Eurotiomycetes (Class) > Chaetothyriales (Order) > Chaetothyriaceae (Family)
 Capnites (A.P. de Candolle) Dumortier, 1827 accepted as Corydalis A.P. de Candolle in Lamarck & A.P. de Candolle, 1805 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Papaveraceae (Family)

Capnixus
     Capnixus Bonaparte, 1854 accepted as Capnixus Bonaparte, 1854 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Capnixus Gray, 1855 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Capnodes
     Capnodes Guenée, 1852 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Capnodes Broun, 1881 accepted as Methemus Broun, 1882 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ptinidae (Family)
 Capnodes Rostock, 1892 accepted as Capnopsis Morton, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Plecoptera (Order) > Capniidae (Family)

Capnodinula
     Capnodinula Batista & Ciferri, 1918 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Capnodiales (Order) > Capnodiales incertae sedis (Family)
 Capnodinula Spegazzini, 1918 accepted as Wentiomyces Koorders, 1907 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetes incertae sedis (Order) > Pseudoperisporiaceae (Family)

Capnophyllum
     Capnophyllum Sutherland, 1965 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Stauriida (Order) > Eridophyllidae (Family)
     Capnophyllum J. Gaertner, 1790 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Capnoptera
     Capnoptera Loew, 1866 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chloropidae (Family)
 Capnoptera Redtenbacher in Brunner v. Wattenwyl, 1895 accepted as Typhoptera Kirby, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)

Capnorchis
 Capnorchis Borkhausen, 1797 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Papaveraceae (Family)
 Capnorchis P. Miller, 1754 accepted as Dicentra Bernhardi, 1833 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Papaveraceae (Family)

Capparis
     Capparis Isert, 1789 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Capparis Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Capparaceae (Family)

Capperia
     Capperia Tutt, 1907 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pterophoridae (Family)
     Capperia Tutt, 1905 accepted as Capperia Tutt, 1907 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pterophoridae (Family)

Capraiuscola
     Capraiuscola Galvagni, 1987 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)
     Capraiuscola Galvagni, 1986 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)

Caprella
     Caprella Lamarck, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Caprellidae (Family)
 Caprella Marshall in Marshall-Trouessart, 1892 accepted as Rupicapra Blainville, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)
 Caprella Guilding, 1824 accepted as Plekocheilus Guilding, 1828 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Amphibulimidae (Family)

Capreolus
     Capreolus Gray, 1821 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Cervidae (Family)
 Capreolus Etheridge, 1878 † accepted as Capulus Montfort, 1810 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Capulidae (Family)
 Capreolus Frisch, 1775 accepted as Capreolus Gray, 1821 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Cervidae (Family)

Capricornia
     Capricornia Obraztsov, 1960 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)
     Capricornia Engel & Morris, 1996 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > (Class) > Trilobitomorpha (awaiting allocation) (Order) > Trilobitomorpha (awaiting allocation) (Family)

Capricornus
 Capricornus Gistl, 1848 accepted as Eriphus Audinet-Serville, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Capricornus Gray, 1862 accepted as Capricornis Ogilby, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)

Caprina
     Caprina d'Orbigny, 1822 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Hippuritida (Order) > Caprinidae (Family)
     Caprina Mazzarelli, 1906 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Caprina Matheron, 1843 † accepted as Caprotina d'Orbigny, 1842 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Hippuritida (Order) > Caprotinidae (Family)
 Caprina Wagner in Schreber, 1844 accepted as Naemorhedus Smith, 1827 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)

Capriscus
     Capriscus Schaeffer, 1760 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Capriscus Gloger, 1841 accepted as Sus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Suidae (Family)
 Capriscus Klein, 1777 accepted as Balistes Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Tetraodontiformes (Order) > Balistidae (Family)
 Capriscus Rafinesque, 1810 accepted as Balistes Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Tetraodontiformes (Order) > Balistidae (Family)
 Capriscus Walbaum, 1792 accepted as Balistes Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Tetraodontiformes (Order) > Balistidae (Family)
 Capriscus Artedi in Röse, 1793 accepted as Balistes Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Tetraodontiformes (Order) > Balistidae (Family)

Capronia
     Capronia Richard, 1966 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)
     Capronia P.A. Saccardo, 1883 · Fungi (Kingdom) > Ascomycota (Phylum) > Eurotiomycetes (Class) > Chaetothyriales (Order) > Herpotrichiellaceae (Family)

Caproniella
     Caproniella Berlese, 1896 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Caproniella Berlese, 1899 accepted as Capronia P.A. Saccardo, 1883 · Fungi (Kingdom) > Ascomycota (Phylum) > Eurotiomycetes (Class) > Chaetothyriales (Order) > Herpotrichiellaceae (Family)

Capsa
 Capsa Bruguière, 1797 accepted as Asaphis Modeer, 1793 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Psammobiidae (Family)
 Capsa H. Adams & A. Adams, 1856 accepted as Leporimetis Iredale, 1930 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Tellinidae (Family)

Capsella
     Capsella Deshayes, 1855 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Capsella Medikus, 1792 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
 Capsella Gray, 1851 accepted as Donax Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Donacidae (Family)

Capsula
     Capsula Bussau, 1993 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Monhysterida (Order) > Xyalidae (Family)
 Capsula Agassiz, 1846 accepted as Capsala Bosc, 1811 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Capsalidea (Order) > Capsalidae (Family)
 Capsula Schumacher, 1817 accepted as Asaphis Modeer, 1793 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Psammobiidae (Family)
     Capsula Fibiger, Zilli, Ronkay & Goldstein, 2005 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Capsula J. Brun, 1896 † · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)

Capsularia
     Capsularia Herrmannsen, 1846 (uncertain)· Animalia (Kingdom) > Brachiopoda (Phylum) > Brachiopoda (awaiting allocation) (Class) > Brachiopoda (awaiting allocation) (Order) > Brachiopoda (awaiting allocation) (Family)
 Capsularia Zeder in Goeze, 1800 accepted as Anisakis Dujardin, 1844 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Anisakidae (Family)
 Capsularia Modeer, 1793 accepted as Coryne Gaertner in Pallas, 1774 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Corynidae (Family)

Capura
 Capura Blanco, 1837 accepted as Lepisanthes Blume, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Sapindaceae (Family)
 Capura Linnaeus, 1771 accepted as Wikstroemia Endlicher, 1833 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Thymelaeaceae (Family)

Capuronia
     Capuronia Cachan, 1952 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)
     Capuronia Lourteig, 1960 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Lythraceae (Family)

Caputia
     Caputia B. Nordenstam & P.B. Pelser, 2012 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Caputia Granzow, 1989 † (uncertain)· Animalia (Kingdom) > Animalia incertae sedis (Phylum) > (Class) > (Order) > (Family)

Capys
     Capys Hewitson, 1865 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)
 Capys Stål, 1865 accepted as Capyella Breddin, 1907 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Berytidae (Family)

Carabicina
     Carabicina Germar in v. Münster, 1842 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Carabicina Weyenbergh, 1869 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Carabites
     Carabites Heer in Heer & Escher, 1852 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Carabites Cockerell, 1908 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Carabites Meunier, 1898 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Carabites Scudder, 1892 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Carabites Quenstedt, 1852 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Caracalla
 Caracalla Hasselt, 1823 accepted as Caracalla Hasselt, 1823 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Camaenidae (Family)
     Caracalla A. Todaro ex Lemaire, 1862 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Caracolla
     Caracolla Ehrenberg, 1831 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helicarionidae (Family)
 Caracolla Bowdich, 1822 accepted as Caracolla Bowdich, 1822 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Camaenidae (Family)
     Caracolla Albers, 1850 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Caracolla Agassiz, 1846 accepted as Caracolla Agassiz, 1846 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Camaenidae (Family)

Caragola
 Caragola Gray, 1851 accepted as Mordacia Gray, 1851 · Animalia (Kingdom) > Chordata (Phylum) > Cephalaspidomorphi (Class) > Petromyzontiformes (Order) > Petromyzontidae (Family)
 Caragola Moore in Hewitson & Moore, 1879 accepted as Caragolina Strand, 1928 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Caragonia
     Caragonia Takiya, Cavichioli & Mejdalini, 2003 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)
     Caragonia Wollaston, 1861 accepted as Trichosternum Wollaston, 1861 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Caraguata
     Caraguata Bechyné, 1954 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Caraguata Adanson, 1763 accepted as Tillandsia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Bromeliaceae (Family)
 Caraguata J. Lindley, 1827 accepted as Guzmania Ruiz & Pavon, 1802 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Bromeliaceae (Family)

Carangoides
     Carangoides Bleeker, 1851 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Carangidae (Family)
 Carangoides Radha, 1975 accepted as Cemocotylella Price, 1962 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Mazocraeidea (Order) > Heteraxinidae (Family)

Carangopsis
     Carangopsis Agassiz, 1835 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Perciformes (awaiting allocation) (Family)
     Carangopsis Agassiz, 1835, nom. nud. † accepted as Carangopsis Agassiz, 1835 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Perciformes (awaiting allocation) (Family)

Carangus
 Carangus Girard, 1858 accepted as Caranx Lacepède, 1801 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Carangidae (Family)
 Carangus Griffith & Smith, 1834 accepted as Caranx Lacepède, 1801 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Carangidae (Family)

Caranistes
     Caranistes Schönherr, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Anthribidae (Family)
 Caranistes Erichson, 1840 accepted as Naddia Fauvel in Harold, 1867 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Carapus
     Carapus Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Ophidiiformes (Order) > Carapidae (Family)
 Carapus Cuvier, 1816 accepted as Sternopygus Müller & Troschel, 1849 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gymnotiformes (Order) > Sternopygidae (Family)

Carassa
     Carassa Gistl, 1848 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Carassa Gistl, 1848 accepted as Carassa Gistl, 1848 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Carassius
     Carassius Nilsson, 1832 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)
     Carassius Jarocki, 1822 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)

Caratomus
 Caratomus Dalman, 1823 accepted as Cratomus Dalman, 1820 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)
 Caratomus L. Agassiz, 1849 † accepted as Caratomella Strand, 1928 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Euechinoidea incertae sedis (Order) > Pygaulidae (Family)

Carausius
     Carausius Stål, 1875 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phasmatodea (Order) > Lonchodidae (Family)
     Carausius Power, 1898 accepted as Carausius Power, 1898 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Carausius Senna, 1898 accepted as Pseudorychodes Senna, 1894 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)

Caravella
 Caravella Haeckel, 1888 accepted as Physalia Lamarck, 1801 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Siphonophorae (Order) > Physaliidae (Family)
     Caravella Emeljanov, 2007 accepted as Caravellita Emeljanov, 2020 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cixiidae (Family)

Carazzia
     Carazzia Mesnil, 1896 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Spionida (Order) > Spionidae (Family)
     Carazzia Del Guercio, 1931 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Carbonaria
     Carbonaria González-Sponga, 2009 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Pholcidae (Family)
     Carbonaria Robineau-Desvoidy, 1863a accepted as Carbonia Robineau-Desvoidy, 1863 (incorrect original spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Carbonarius
     Carbonarius Kaup, 1829 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Carbonarius Rafinesque, 1815 accepted as Carbo Lacepède, 1799 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Suliformes (Order) > Phalacrocoracidae (Family)

Carbonella
     Carbonella Hurcewicz & Czarniecki, 1986 † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Hexactinellida (awaiting allocation) (Order) > Hexactinellida (awaiting allocation) (Family)
     Carbonella Dain, 1953 † · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Fusulinida (Order) > Tournayellidae (Family)

Carbonia
     Carbonia Jones, 1870 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)
     Carbonia Robineau-Desvoidy, 1863 accepted as Wagneria Robineau-Desvoidy, 1830 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Carbonicola
     Carbonicola M'Coy in Sedgwick & McCoy, 1855 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Unionoida (Order) > Anthracosiidae (Family)
     Carbonicola M. Bendiksby & E. Timdal, 2013 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Carbonicolaceae (Family)

Carcharias
     Carcharias Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Lamniformes (Order) > Odontaspididae (Family)
 Carcharias Gistel, 1848 accepted as Squalus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Squaliformes (Order) > Squalidae (Family)
 Carcharias Cuvier, 1816 accepted as Carcharhinus Blainville, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Carcharhiniformes (Order) > Carcharhinidae (Family)

Carcharodes
 Carcharodes Strand, 1912 accepted as Carcharodus Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)
 Carcharodes Hlisnikovský, 1965 accepted as Colenis Erichson, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Leiodidae (Family)

Carcharodopharynx
     Carcharodopharynx Poche, 1926 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Neorhabdocoela (Order) > Carcharodopharyngidae (Family)
     Carcharodopharynx Reisinger, 1924 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Neorhabdocoela (Order) > Typhloplanidae (Family)

Carcharodus
     Carcharodus Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)
 Carcharodus Hlisnikovský, 1965 accepted as Colenis Erichson, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Leiodidae (Family)

Carcharoides
     Carcharoides Ameghino, 1906 † · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Lamniformes (Order) > Lamnidae (Family)
 Carcharoides Thorne, 1967 accepted as Caryboca · Animalia (Kingdom) > Nematoda (Phylum) > Dorylaimea (Class) > Dorylaimida (Order) > Qudsianematidae (Family)

Carcinaspis
 Carcinaspis Stimpson, 1858 accepted as Leucisca MacLeay in Smith, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Leucosiidae (Family)
     Carcinaspis Schafhautl, 1863 † accepted as Carcinaspides Glaessner, 1969 † (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > (Class) > Cyclida (Order) > Halicynidae (Family)

Carcinium
     Carcinium von Meyer, 1841 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
 Carcinium Banks & Solander in Hawkesworth, 1773 accepted as Oniscus Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Siphonostomatoida (Order) > Pandaridae (Family)
 Carcinium Meyen, 1834 accepted as Sapphirina Thompson, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Siphonostomatoida (Order) > Pennellidae (Family)

Carcinus
     Carcinus Leach, 1814 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Carcinidae (Family)
     Carcinus Billberg, 1820 accepted as Carcinus Billberg, 1820 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
 Carcinus Latreille, 1796 accepted as Carcinus Latreille, 1796 · Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
 Carcinus de Marseul, 1855 accepted as Carcinops de Marseul, 1855 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)

Cardax
     Cardax Weise in Erichson, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Cardax Shelford, 1908 accepted as Cardacus Strand, 1928 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Nocticolidae (Family)

Cardea
     Cardea Whitfield, 1885 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cardea Blanchard, 1917 accepted as Americobdella Caballero y Caballero, 1956 · Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Arhynchobdellida (Order) > Americobdellidae (Family)

Cardia
 Cardia Dulac, 1867 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Scrophulariaceae (Family)
 Cardia Graham-Ponton, 1869 † accepted as Cardium Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Cardiidae (Family)

Cardiapus
     Cardiapus d'Orbigny, 1842 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cardiapus Curtis, 1833 accepted as Mantura Stephens, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Cardiaspis
     Cardiaspis Saunders, 1866 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Cardiaspis Amyot, 1846 accepted as Cardiaspis Amyot, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Cardiaspis Schwarz, 1898 accepted as Cardiaspina Crawford, 1911 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Psyllidae (Family)

Cardinalia
 Cardinalia Gray, 1842 accepted as Tectus Montfort, 1810 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Tegulidae (Family)
     Cardinalia Gray, 1840 accepted as Cardinalia Gray, 1842 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Tegulidae (Family)

Cardinalis
     Cardinalis Bonaparte, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)
 Cardinalis Jarocki, 1821 accepted as Cardinalis Jarocki, 1821 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Cardinalis Bonaparte, 1831 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Cardinalidae (Family)
     Cardinalis Fabricius, 1759 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Campanulaceae (Family)

Cardinia
     Cardinia Geinitz, 1846 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cardinia Agassiz in Sowerby, 1842 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Cardiniidae (Family)
 Cardinia Agassiz in Sowerby, 1840 † accepted as Cardinia Agassiz in Sowerby, 1842 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Cardiniidae (Family)
     Cardinia Agassiz, 1838 † accepted as Cardinia Agassiz in Sowerby, 1842 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Cardiniidae (Family)

Cardiniopsis
     Cardiniopsis Stanton, 1895 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneroida (awaiting allocation) (Family)
     Cardiniopsis Tornquist, 1898 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)

Cardiocarpus
     Cardiocarpus A.T. Brongniart, 1828 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Cordaitales (Order) > Cordaitaceae (Family)
     Cardiocarpus Reinwardt, 1825 accepted as Soulamea Lamarck, 1785 (junior subjective synonym)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Simaroubaceae (Family)

Cardiocephalus
     Cardiocephalus Broili, 1904 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
 Cardiocephalus Szidat, 1928 accepted as Cardiocephaloides Sudarikov, 1959 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Strigeidida (Order) > Strigeidae (Family)
     Cardiocephalus Zwetkow, 1929 · Chromista (Kingdom) > Miozoa (Phylum) > Gregarinomorphea (Class) > Arthrogregarida (Order) > Actinocephalidae (Family)

Cardiodon
     Cardiodon Owen, 1845 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
 Cardiodon Ameghino, 1885 † accepted as Anchimys Ameghino, 1886 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Caviidae (Family)

Cardiodonta
     Cardiodonta Laube, 1867 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cardiodonta Hall, 1850 (uncertain)· Animalia (Kingdom) > Brachiopoda (Phylum) > Brachiopoda (awaiting allocation) (Class) > Brachiopoda (awaiting allocation) (Order) > Brachiopoda (awaiting allocation) (Family)

Cardiodus
     Cardiodus Branson & Mehl, 1933 † (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Annelida (awaiting allocation) (Class) > Annelida (awaiting allocation) (Order) > Annelida (awaiting allocation) (Family)
     Cardiodus Bravard, 1857 † accepted as Cardiodus Bravard, 1857 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
     Cardiodus Trouessart, 1881 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)

Cardiofilaria
     Cardiofilaria Strom, 1937 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Onchocercidae (Family)
     Cardiofilaria Wehr, 1936 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Filariidae (Family)

Cardiola
     Cardiola Broderip in Murchison, 1839 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Praecardioida (Order) > Praecardiidae (Family)
     Cardiola Broderip in Murchison, 1834 † accepted as Cardiola Broderip in Murchison, 1834 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Praecardioida (Order) > Praecardiidae (Family)
 Cardiola Mulsant & Rey, 1875 accepted as Cordalia Jacobs, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Cardiolepis
 Cardiolepis Rafinesque, 1825 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rhamnaceae (Family)
     Cardiolepis Wallroth, 1822 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
 Cardiolepis M.F. Neuburg, 1965 † accepted as Angaropeltis A.B. Doweld, 2001 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > Umkomasiales (Order) > Angaropeltidaceae (Family)

Cardiolita
     Cardiolita Kříž, 1974 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Cyrtodontida (Order) > Cardiolidae (Family)
 Cardiolita Strand, 1933 accepted as Cordalia Jacobs, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Cardiomonas
 Cardiomonas Korshikov, 1916 accepted as · Plantae (Kingdom) > Chlorophyta (Phylum) > Pedinophyceae (Class) > Pedinomonadales (Order) > Pedinomonadaceae (Family)
 Cardiomonas J. Schiller, 1954 accepted as Hyalocardium H. Ettl, 1965 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Dunaliellaceae (Family)

Cardionema
     Cardionema A.P. de Candolle, 1828 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)
 Cardionema Yamaguti, 1941 accepted as Angiostrongylus Kamensky, 1905 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Metastrongylidae (Family)

Cardiophora
     Cardiophora d'Orbigny, 1839 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cardiophora Bentham, 1843 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Simaroubaceae (Family)

Cardiophyllum
     Cardiophyllum † (uncertain)· Animalia (Kingdom) > Animalia incertae sedis (Phylum) > Cribricyathea (Class) > Cribricyathea (awaiting allocation) (Order) > Cribricyathea (awaiting allocation) (Family)
 Cardiophyllum J.K. Ehrhart, 1789 accepted as Listera R. Brown in W.T. Aiton, 1813 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Cardiopteris
     Cardiopteris Wallich ex Royle, 1834 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Aquifoliales (Order) > Cardiopteridaceae (Family)
 Cardiopteris Schimper, 1869 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridophyta/Pteridospermophyta (unclassified foliage) (Class) > Pteridophyta/Pteridospermophyta (awaiting allocation) (Order) > Pteridophytes/Pteridosperms (awaiting allocation) (Family)

Cardioribates
 Cardioribates Pearce, 1910 accepted as Lucoppia Berlese, 1908 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Oribatulidae (Family)
 Cardioribates Jacot, 1934 accepted as Lucoppia Berlese, 1908 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Oribatulidae (Family)

Cardiosoma
 Cardiosoma Agassiz, 1846 accepted as Cardisoma Latreille in Latreille, Le Peletier, Serville & Guérin, 1828 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Gecarcinidae (Family)
 Cardiosoma Smith, 1869 accepted as Cardisoma Latreille in Latreille, Le Peletier, Serville & Guérin, 1828 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Gecarcinidae (Family)

Cardiostoma
     Cardiostoma Sandberger, 1872 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cardiostoma Kahl, 1928 (uncertain)· Chromista (Kingdom) > Ciliophora (Phylum) > Ciliophora (awaiting allocation) (Class) > Ciliophora (awaiting allocation) (Order) > Ciliophora (awaiting allocation) (Family)

Cardiotarsus
     Cardiotarsus Eschscholtz, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
 Cardiotarsus Lacordaire, 1857 accepted as Cardiotarsus Eschscholtz, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
     Cardiotarsus Dejean, 1833 accepted as Cardiotarsus Eschscholtz, 1836 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Cardisoma
     Cardisoma Latreille in Latreille, Le Peletier, Serville & Guérin, 1828 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Gecarcinidae (Family)
 Cardisoma Berthold, 1827 accepted as Cardisoma Latreille in Latreille, Le Peletier, Serville & Guérin, 1828 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Gecarcinidae (Family)

Cardissa
 Cardissa Megerle von Mühlfeld, 1811 accepted as Corculum Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Cardiidae (Family)
 Cardissa Swainson, 1840 accepted as Corculum Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Cardiidae (Family)

Cardites
     Cardites Link, 1807 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Carditidae (Family)
     Cardites Dalman, 1825 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cardites Lamarck, 1801 accepted as Cardita Bruguière, 1792 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Carditidae (Family)

Cardium
     Cardium Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Cardiidae (Family)
     Cardium Barrande, 1881 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)

Carebara
     Carebara Westwood, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Formicidae (Family)
 Carebara Leconte, 1862 accepted as Rushia Forel, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Melandryidae (Family)

Carelia
     Carelia Adams, 1855 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Amastridae (Family)
 Carelia Lessing, 1832 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Carelia Fabricius, 1759 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Carelia A.L. Jussieu ex Cavanilles, 1803 accepted as Mikania Willdenow, 1803 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Careospina
     Careospina Peters, 1971 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Ephemeroptera (Order) > Leptophlebiidae (Family)
 Careospina Davis, 1972 † accepted as Vespina Davis, 1972 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Incurvariidae (Family)

Cargilla
     Cargilla Rikhter, 1980 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Cargilla Adanson, 1763 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Caria
     Caria Hübner, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Riodinidae (Family)
 Caria Mulsant, 1850 accepted as Anisolemnia Crotch, 1874 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)

Cariama
     Cariama Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Gruiformes (Order) > Cariamidae (Family)
     Cariama Brünnich, 1772 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Cariama Selby, 1840 accepted as Cairina Fleming, 1822 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Anseriformes (Order) > Anatidae (Family)

Caricea
     Caricea Robineau-Desvoidy, 1830 accepted as Coenosia Meigen, 1826 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)
     Caricea Schnabl, 1890 accepted as Caricea Robineau-Desvoidy, 1830 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)

Caricella
     Caricella Gardner, 1947 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Caricella Conrad, 1835 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Neogastropoda (awaiting allocation) (Family)

Caricus
 Caricus Cocco, 1833 accepted as Caricus Cocco, 1833 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Labridae (Family)
 Caricus Motschoulsky, 1866 accepted as Abacetus Dejean, 1828 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Carida
     Carida Rafinesque, 1814 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Hippolytidae (Family)
 Carida Mulsant, 1856 accepted as Abdera Stephens, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Melandryidae (Family)

Caridina
     Caridina H. Milne Edwards, 1837 [in H. Milne Edwards, 1834-1840] · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Atyidae (Family)
 Caridina Seidlitz in Erichson, 1898 accepted as Abdera Stephens, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Melandryidae (Family)

Carima
     Carima Walker, 1862 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Carima Rafinesque, 1838 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)

Carina
     Carina S.D.W., 1836 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Anseriformes (Order) > Anatidae (Family)
 Carina Fleming, 1828 accepted as Cairina Fleming, 1822 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Anseriformes (Order) > Anatidae (Family)
 Carina Paetel, 1875 accepted as Janthina Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ptenoglossa (Order) > Janthinidae (Family)

Carinaria
     Carinaria Lamarck, 1801 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Carinariidae (Family)
     Carinaria Péron & Lesueur, 1810 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Carinariidae (Family)

Carinatophilus
     Carinatophilus Pic, 1949 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Aderidae (Family)
     Carinatophilus Báguena-Corella, 1948 accepted as Carinatophilus Pic, 1949 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Aderidae (Family)

Carinatus
     Carinatus Rubio & Rolán, 2020 accepted as Carinatus Rubio & Rolán, 2020 (junior homonym)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Vitrinellidae (Family)
     Carinatus Nyborg, Phillips, Van Bakel & Vega, 2017 † · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Raninidae (Family)

Carinella
     Carinella Krystyn, 1983 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Conodonta (Class) > Conodonta (awaiting allocation) (Order) > (Family)
     Carinella Budurov, 1973 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Conodonta (Class) > Conodonta (awaiting allocation) (Order) > (Family)
     Carinella Pasteels, 1965 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Carinella Waterhouse, 1963 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)
     Carinella Mabille, 1870 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Carinella Sowerby, 1839 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Carinella Johnston, 1833 accepted as Tubulanus Renier, 1804 · Animalia (Kingdom) > Nemertea (Phylum) > Anopla (Class) > Palaeonemertea (Order) > Tubulanidae (Family)
 Carinella Etheridge, 1873 † accepted as Goniocladia Etheridge, 1876 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cystoporida (Order) > Goniocladiidae (Family)
 Carinella Pfeiffer, 1875 accepted as Kauaia Sykes, 1900 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Amastridae (Family)
 Carinella Gemmellaro, 1865 † accepted as Caprinella d'Orbigny, 1847 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Hippuritida (Order) > Hippuritida (awaiting allocation) (Family)
 Carinella Pereira & Vaz, 1933 accepted as Aproctella Cram in Stoddard, 1931 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Onchocercidae (Family)

Carinellum
     Carinellum Pasteels, 1969 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Megachilidae (Family)
     Carinellum Keupp, 1981 † · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Peridiniales (Order) > Peridiniaceae (Family)

Carineta
     Carineta Amyot & Serville, 1843 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Carineta Glover, 1878 accepted as Carynota Fitch, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Membracidae (Family)

Carinia
     Carinia Kieffer, 1905 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Carinia Loerenthey, 1906 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Carinia Cox, 1954 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)
 Carinia accepted as Carinina Hubrecht, 1885 · Animalia (Kingdom) > Nemertea (Phylum) > Anopla (Class) > Palaeonemertea (Order) > Tubulanidae (Family)

Cariniceps
     Cariniceps Woodward, 1901 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Cariniceps Owen, 1854 † accepted as Cariniceps Owen, 1854 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Carinifer
     Carinifer Hamm, 1881 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Cyclostomatida (awaiting allocation) (Family)
 Carinifer Linnavuori, 1952 accepted as Linnavuorina Koçak, 1981 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)

Carinina
     Carinina Hubrecht, 1885 · Animalia (Kingdom) > Nemertea (Phylum) > Anopla (Class) > Palaeonemertea (Order) > Tubulanidae (Family)
 Carinina Galloway & Wissler, 1927 † accepted as Laticarinina Galloway & Wissler, 1927 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Discorbinellidae (Family)

Carinites
     Carinites Wiedmann, 1973 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Cephalopoda (awaiting allocation) (Order) > Cephalopoda (awaiting allocation) (Family)
     Carinites Atrops & Reboulet, 1995 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonitida (awaiting allocation) (Family)

Carinorbis
     Carinorbis Conrad, 1862 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Amathinidae (Family)
     Carinorbis Mandahl-Barth, 1954 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)
 Carinorbis Yen, 1946 † accepted as Carinulorbis Yen, 1949 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Cochliopidae (Family)

Carinulaenotus
     Carinulaenotus Yin, 1982 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)
     Carinulaenotus Yin, 1984 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)

Caripeta
     Caripeta Walker, 1862 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
 Caripeta Simon, 1898 accepted as Caripetella Strand, 1928 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Pisauridae (Family)

Caris
 Caris Latreille, 1802 accepted as Carios Latreille, 1796 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Ixodida (Order) > Argasidae (Family)
 Caris Fischer de Waldheim, 1821 accepted as Ctenostoma Klug, 1820 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cicindelidae (Family)

Carissa
     Carissa Walker, 1863 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Carissa Linnaeus, 1767 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)

Carlea
     Carlea K.B. Presl, 1851 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Symplocaceae (Family)
     Carlea Bechly, Garrouste, Aase, Karr, Grande & Nel, 2020 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Carleidae (Family)

Carlesia
     Carlesia Dunn, 1902 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
     Carlesia von Huene, 1931 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
 Carlesia Kraglievich, 1929 † accepted as Eumegamys Kraglievich, 1926 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Dinomyidae (Family)

Carlia
     Carlia Gray, 1845 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Scincidae (Family)
     Carlia Rabenhorst, 1857 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Botryosphaeriales (Order) > Botryosphaeriaceae (Family)
 Carlia Uvarov, 1929 accepted as Carliola Uvarov, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)
 Carlia Meek, 1914 accepted as Carlana Strand, 1928 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Characiformes (Order) > Characidae (Family)

Carlosia
     Carlosia Travassos & Kloss, 1957 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Hystrignathidae (Family)
 Carlosia G. Arnaud, 1954 accepted as Isthmospora F.L. Stevens, 1918 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Microthyriales (Order) > Microthyriaceae (Family)
 Carlosia G. Sampaio, 1923 accepted as Thelomma A. Massalongo, 1860 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Teloschistales (Order) > Caliciaceae (Family)

Carmelita
     Carmelita Reichenbach, 1853 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Carmelita C. Gay ex A.P. de Candolle, 1838 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Carmenia
     Carmenia Roewer, 1915 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Sclerosomatidae (Family)
     Carmenia Molino-Olmedo, 2001 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lucanidae (Family)

Carmichaelia
     Carmichaelia R. Brown in J. Lindley, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
     Carmichaelia N.D. Sharma, 1980 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Carmichaelia Greville, 1827 accepted as Striaria Greville, 1828 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Ectocarpales (Order) > Chordariaceae (Family)

Carna
     Carna Walker, 1864 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Gelechiidae (Family)
 Carna Gistel, 1848 accepted as Anseropoda Nardo, 1834 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Spinulosida (Order) > Asterinidae (Family)

Carnarvonia
     Carnarvonia Walcott, 1912 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Bradoriida (Order) > Bradoriida (awaiting allocation) (Family)
     Carnarvonia F. von Mueller, 1867 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Proteales (Order) > Proteaceae (Family)
 Carnarvonia I.C. Cookson & A. Eisenack, 1982 † accepted as Narcarvonia M.E. Dettmann & G. Playford, 1994 † · Plantae (Kingdom) > Acritarcha (Phylum) > (Class) > (Order) > (Family)

Carneades
     Carneades Bates, 1869 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Carneades Grote, 1883 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Carnegia
     Carnegia Pantocsek, 1912 † · Chromista (Kingdom) > Ochrophyta (Phylum) > Chrysophyceae (Class) > Chrysosphaerales (Order) > Chrysostomataceae (Family)
     Carnegia Holland, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Saturniidae (Family)
 Carnegia accepted as Carnegiea N.L. Britton & J.N. Rose, 1908 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)
 Carnegia Girty, 1907 † accepted as Carnegiea Girty in Willis, 1913 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > (Order) > (Family)

Carnegiea
     Carnegiea N.L. Britton & J.N. Rose, 1908 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)
 Carnegiea J. Perkins in Engler, 1911 accepted as Hedycarya J.R. Forster & J.G.A. Forster, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Laurales (Order) > Monimiaceae (Family)
     Carnegiea Girty in Willis, 1913 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > (Order) > (Family)

Carnegiella
     Carnegiella Eigenmann, 1909 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Characiformes (Order) > Gasteropelecidae (Family)
 Carnegiella Wilson, 1942 accepted as Pontoeciella Giesbrecht, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Siphonostomatoida (Order) > Pontoeciellidae (Family)

Carnifex
     Carnifex Lesson, 1842 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Carnifex Sundevall, 1836 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Passeres (awaiting allocation) (Family)
 Carnifex Gistel, 1848 accepted as Epialtus H. Milne Edwards, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Majidae (Family)

Carnites
     Carnites Mojsisovics, 1879 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ceratitida (Order) > Carnitidae (Family)
     Carnites Mojsisovics, 1879, nom. nud. † accepted as Carnites Mojsisovics, 1879 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ceratitida (Order) > Carnitidae (Family)

Carnoya
 Carnoya A. Dewèvre, 1893 accepted as Mortierella E. Coemans, 1863 · Fungi (Kingdom) > Zygomycota (Phylum) > Mortierellomycetes (Class) > Mortierellales (Order) > Mortierellaceae (Family)
     Carnoya Gilson, 1898 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Carnoyidae (Family)

Carnus
     Carnus Nitzsch, 1818 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Carnidae (Family)
     Carnus Distant, 1884 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Carocolla
     Carocolla Gistl, 1848 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Carocolla Lamarck, 1822 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Carocolla Broderip, 1832 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Carocolla Schumacher, 1817 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Camaenidae (Family)

Carolia
     Carolia Cantraine, 1838 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Ostreida (Order) > Anomiidae (Family)
 Carolia Gray, 1867 accepted as Epizoanthus Gray, 1867 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Zoantharia (Order) > Epizoanthidae (Family)

Carolicrinus
     Carolicrinus Waagen & Jahn in Barrande, 1899 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Monobathrida (Order) > Monobathrida (awaiting allocation) (Family)
     Carolicrinus Jahn, 1893 † accepted as Carolicrinus Waagen & Jahn in Barrande, 1899 † (nomen nudum)· Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Monobathrida (Order) > Monobathrida (awaiting allocation) (Family)

Carolina
     Carolina Thomson, 1880 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Carolina Borsuk-Bialynicka, 1985 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Seguenziidae (Family)
 Carolina Engelmann, 1846 accepted as Cavolinia Abildgaard, 1791 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Thecosomata (Order) > Cavoliniidae (Family)

Carolinella
     Carolinella Pilsbry in Tryon & Pilsbry, 1909 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Carolinella W.B. Hemsley, 1902 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Primulaceae (Family)

Caroliniella
     Caroliniella Blair, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Caroliniella Cadena-Castañeda, 2015 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)

Carolus
     Carolus W.R. Anderson, 2006 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Malpighiaceae (Family)
     Carolus Kirkaldy, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cixiidae (Family)

Carota
     Carota Stephenson, 1952 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Neogastropoda (awaiting allocation) (Family)
     Carota Ruprecht, 1860 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Carpalimus
 Carpalimus Kirby & Spence, 1828 accepted as Carpelimus Leach in Samouelle, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Carpalimus Stephens, 1829 accepted as Carpelimus Leach in Samouelle, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Carpathiella
     Carpathiella Misik, Sotak & Ziegler, 1999 † · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Serpulidae (Family)
     Carpathiella Myatlyuk, 1966 † (uncertain)· Protozoa (Kingdom) > Sarcomastigota (awaiting allocation) (Phylum) > (Class) > (Order) > Sarcomastigota (awaiting allocation) (Family)

Carpelimus
 Carpelimus Kirby in Samouelle, 1819 accepted as Carpelimus Leach in Samouelle, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Carpelimus Leach in Samouelle, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Carpentaria
     Carpentaria Beccari, 1885 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Arecales (Order) > Arecaceae (Family)
 Carpentaria Gray, 1858 accepted as Carpenteria Gray, 1858 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Victoriellidae (Family)
     Carpentaria Lowry, Springthorpe & Myers, 2020 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Protorchestiidae (Family)

Carpenterella
     Carpenterella E. Munier-Chalmas ex L. Morellet & J. Morellet, 1922 † (uncertain)· Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Dasycladales (Order) > Dasycladaceae (Family)
 Carpenterella Krasheninnikov, 1953 accepted as Elphidium de Montfort, 1808 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Elphidiidae (Family)
 Carpenterella Bermudez, 1949 † accepted as Bermudezella Thalmann, 1951 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Victoriellidae (Family)
 Carpenterella Tehon & H.A. Harris, 1941 accepted as Carpenterophlyctis A.B. Doweld, 2013 · Fungi (Kingdom) > Chytridiomycota (Phylum) > Chytridiomycetes (Class) > Chytridiales (Order) > Synchytriaceae (Family)
     Carpenterella Collenette, 1933 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
 Carpenterella Becker-Migdisova, 1968 † accepted as Karatauella Doweld, 2021 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Protopsyllidiidae (Family)

Carpenteria
     Carpenteria J. Torrey, 1851 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cornales (Order) > Hydrangeaceae (Family)
     Carpenteria Gray, 1858 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Victoriellidae (Family)
     Carpenteria Deslongchamps, 1860 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Carpentiera
     Carpentiera Lallemand, 1954 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Carpentiera Nemejc & Augusta, 1934 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Voltziales (Order) > Utrechtiaceae (Family)

Carpinites
 Carpinites I.A. Agranovskaja in I.A. Agranovskaja et al., 1960 † accepted as · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
     Carpinites Göppert & Berendt in Berendt, 1845 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fagales (Order) > Fagaceae (Family)

Carpinoxylon
 Carpinoxylon E. Hofmann, 1944 † accepted as Carpinoxylon E. Hofmann, 1944 † · Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)
     Carpinoxylon Vater, 1884 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Magnoliopsida (awaiting allocation) (Order) > (Family)

Carpobolus
 Carpobolus Link, 1826 accepted as · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Geastrales (Order) > Geastraceae (Family)
 Carpobolus Schweinitz, 1822 accepted as · Plantae (Kingdom) > Anthocerotophyta (Phylum) > Anthocerotopsida (Class) > Notothyladales (Order) > Notothyladaceae (Family)
 Carpobolus P. Micheli ex Paulet, 1808 accepted as Sphaerobolus Tode, 1790 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Geastrales (Order) > Geastraceae (Family)

Carpodes
     Carpodes Dejean, 1835 accepted as Carpodes Dejean, 1835 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Carpodes Dejean, 1836 accepted as Carpodes Dejean, 1835 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Carpolites
     Carpolites Link, 1807 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Carpolites Sternberg, 1838 † accepted as Carpolithes A.T. Brongniart, 1822 † (misspelling)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Hydrocharitaceae (Family)

Carpolithus
     Carpolithus E.T. Artis, 1825 † · Plantae (Kingdom) > Tracheophyta (Phylum) > (Class) > (Order) > (Family)
     Carpolithus Brongniart, 1822 † accepted as Carpolithes A.T. Brongniart, 1822 † (misspelling)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Hydrocharitaceae (Family)

Carpomya
     Carpomya Costa, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tephritidae (Family)
     Carpomya Rondani, 1856 accepted as Cerajocera Rondani, 1856 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tephritidae (Family)

Carpophaga
     Carpophaga Selby, 1835 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Columbiformes (Order) > Columbidae (Family)
     Carpophaga Billberg, 1828 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Carpophagus
 Carpophagus Allen, 1909 accepted as Carpophagus Allen, 1909 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Columbiformes (Order) > Columbidae (Family)
     Carpophagus MacLeay in King, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Carradoria
 Carradoria Alph. de Candolle, 1848 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiales (awaiting allocation) (Family)
 Carradoria Martius, 1833 accepted as Polysiphonia Greville, 1823 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Rhodomelaceae (Family)
 Carradoria Kylin, 1956 accepted as Carradoriella P.C. Silva, 1996 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Rhodomelaceae (Family)

Carreraia
     Carreraia Cole & Pritchard, 1964 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Anisopodidae (Family)
     Carreraia Corrêa, 1947 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)

Carria
     Carria Schmiedeknecht, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
     Carria G. Gardner, 1846 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Theaceae (Family)

Carrichtera
     Carrichtera A.P. de Candolle, 1821 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
 Carrichtera Adanson, 1763 accepted as Carrichtera Adanson, 1763 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Carrikerella
     Carrikerella Hebard, 1921 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mantodea (Order) > Thespidae (Family)
 Carrikerella Eichler, 1941 accepted as Hoazineus Guimarães, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phthiraptera (Order) > Menoponidae (Family)

Carringtonia
     Carringtonia Brunton & Mundy, 1986 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Productellidae (Family)
     Carringtonia S.O. Lindberg, 1868 (uncertain)· Plantae (Kingdom) > Marchantiophyta (Phylum) > Marchantiopsida (Class) > Marchantiales (Order) > Corsiniaceae (Family)

Carrionia
     Carrionia Muir, 1931 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Lophopidae (Family)
 Carrionia Briceño-Iragorry, 1938 accepted as Rhinocladiella Nannfeldt in E. Melin & Nannfeldt, 1934 · Fungi (Kingdom) > Ascomycota (Phylum) > Eurotiomycetes (Class) > Chaetothyriales (Order) > Herpotrichiellaceae (Family)

Cartella
     Cartella Guenée, 1845 accepted as Cartella Guenée, 1845 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Cartella Stephens, 1852 accepted as Cartella Stephens, 1852 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Cartella Stainton, 1858 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Carterella
     Carterella E.E. Terrell, 1987 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
     Carterella Zittel, 1878 † · Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)
 Carterella Potts, 1881 accepted as Heteromeyenia Potts, 1881 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Spongillida (Order) > Spongillidae (Family)
     Carterella Sirel, 2012 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Miscellaneidae (Family)

Carteria
     Carteria Diesing, 1866 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Chlamydomonadaceae (Family)
     Carteria Guex, Hungerbühler, Jenks, Taylor & Bucher, 2005 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonitida (awaiting allocation) (Family)
 Carteria Signoret, 1874 accepted as Tachardia Blanchard, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Kerriidae (Family)
 Carteria Gray, 1867 accepted as Hyalonema Gray, 1832 · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Amphidiscosida (Order) > Hyalonematidae (Family)
 Carteria Kieffer, 1921 accepted as Kiefferulus Goetghebuer, 1922 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chironomidae (Family)
 Carteria Brady, 1870 † accepted as Saccamminopsis Sollas, 1921 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Textulariida (Order) > Paratikhinellidae (Family)
     Carteria Singh & Hanumaiah, 1979 (uncertain)· Protozoa (Kingdom) > Sarcomastigota (awaiting allocation) (Phylum) > (Class) > (Order) > Sarcomastigota (awaiting allocation) (Family)
 Carteria J.K. Small, 1910 accepted as Basiphyllaea Schlechter, 1921 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Carterica
 Carterica Meyrick, 1925 accepted as Cartericella Fletcher, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Gelechiidae (Family)
     Carterica Pascoe, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Carterica Thomson, 1860 accepted as Carterica Pascoe, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Carterica Dejean, 1835 accepted as Carterica Pascoe, 1858 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Carterina
     Carterina Brady, 1884 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Carterinida (Order) > Carterinidae (Family)
 Carterina Waagen & Wentzel, 1888 † accepted as Carta Stechow, 1921 † · Animalia (Kingdom) > Porifera (Phylum) > Stromatoporoidea (Class) > Stromatoporida (Order) > Stromatoporida (awaiting allocation) (Family)

Carteromerus
     Carteromerus Laferté, 1848 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Anthicidae (Family)
 Carteromerus Lacordaire, 1863 accepted as Australafer Alonso-Zarazaga & Lyal, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Carterus
     Carterus Dejean & Boisduval, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Carterus Schönherr, 1833 accepted as Prypnus Schönherr, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Carthaea
     Carthaea Walker, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Carthaeidae (Family)
 Carthaea Stål, 1860 accepted as Hesperophantia Kirkaldy, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Flatidae (Family)
 Carthaea Hutton, 1883 accepted as Serpho Hutton, 1904 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Charopidae (Family)

Carthara
     Carthara Walker, 1865 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
     Carthara Walker, 1866 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Yponomeutidae (Family)

Cartocossonus
 Cartocossonus Voss, 1953 accepted as Cossonus Schellenberg, 1798 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Cartocossonus Voss, 1939 accepted as Cossonus Schellenberg, 1798 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Carumbium
 Carumbium Reinwardt, 1825 accepted as Homalanthus A.H.L. Jussieu, 1824 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)
 Carumbium W.S. Kurz, 1875 accepted as Sapium N.J. Jacquin, 1760 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)

Carvalhoa
     Carvalhoa K.M. Schumann in Engler & Prantl, 1895 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
     Carvalhoa Koçak & Kemal, 2013 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Acroceridae (Family)

Carvalhocoris
     Carvalhocoris Leston, 1953 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)
 Carvalhocoris Carpintero & Chérot, 2002 accepted as Carvalhocapsus Chérot & Carpintero, 2006 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)

Carvalhoia
     Carvalhoia Miller & China, 1956 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)
     Carvalhoia Beck, 1999 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Carvalhoia Kormilev, 1951 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Carvi
     Carvi Bernhardi, 1800 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
 Carvi Bubani, 1899 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Carvilia
     Carvilia Stål, 1876 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mantodea (Order) > Chroicopteridae (Family)
 Carvilia Kirby, 1904 accepted as Parasphendale Schulthess, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mantodea (Order) > Miomantidae (Family)

Caryatis
 Caryatis Römer, 1862 accepted as Pitar Römer, 1857 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)
     Caryatis Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Carychiopsis
     Carychiopsis Martens, 1895 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Carychiopsis Sandberger, 1872 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Caryedes
     Caryedes Hummel, 1827 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Caryedes Fischer von Waldheim, 1829 accepted as Caryedes Fischer von Waldheim, 1829 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Caryites
     Caryites Z.I. Martynova in I.A. Agranovskaja et al. in I.M. Pokrovskaja & N.K. Stelmak, 1960 † (uncertain)· Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
     Caryites A.D. Botscharnikova in I.A. Agranovskaja et al., 1960 † (uncertain)· Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)

Caryocatactes
     Caryocatactes Koch, 1816 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Passeres (awaiting allocation) (Family)
 Caryocatactes Möhring, 1758 accepted as Caryocatactes Möhring, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Passeres (awaiting allocation) (Family)
     Caryocatactes Cuvier, 1816 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Caryochloa
 Caryochloa Trinius, 1826 accepted as Luziola A.L. Jussieu, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Caryochloa K.P.J. Sprengel, 1827 accepted as Piptochaetium J.S. Presl in K.B. Presl, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Caryon
     Caryon Barrande in Bigsby, 1868 † accepted as Caryon Barrande in Bigsby, 1868 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
     Caryon Barrande, 1872 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda incertae sedis (Family)

Caryophagus
 Caryophagus Labbé, 1899 accepted as Eimeria Schneider, 1875 · Chromista (Kingdom) > Miozoa (Phylum) > Coccidiomorphea (Class) > Eimeriida (Order) > Eimeriidae (Family)
 Caryophagus Druner, 1894 accepted as Eimeria Schneider, 1875 · Chromista (Kingdom) > Miozoa (Phylum) > Coccidiomorphea (Class) > Eimeriida (Order) > Eimeriidae (Family)

Caryophyllaeus
     Caryophyllaeus Gmelin in Linnaeus, 1790 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Caryophyllidea (Order) > Caryophyllaeidae (Family)
     Caryophyllaeus Müller, 1787 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Caryophyllidea (Order) > Caryophyllaeidae (Family)

Caryophyllea
 Caryophyllea Schweigger, 1819 † accepted as Caryophyllia Lamarck, 1801 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Trachyphylliidae (Family)
 Caryophyllea P.M. Opiz, 1852 accepted as Aira Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Caryophyllus
     Caryophyllus Rudolphi, 1809 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cestoda (awaiting allocation) (Order) > Cestoda (awaiting allocation) (Family)
 Caryophyllus Abildgaard, 1790 accepted as Caryophyllaeus Gmelin in Linnaeus, 1790 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Caryophyllidea (Order) > Caryophyllaeidae (Family)
 Caryophyllus Linnaeus, 1753 accepted as Syzygium J. Gaertner, 1788 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Myrtaceae (Family)
 Caryophyllus P. Miller, 1754 accepted as Dianthus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)

Caryospora
     Caryospora Léger, 1904 · Chromista (Kingdom) > Miozoa (Phylum) > Coccidiomorphea (Class) > Eimeriida (Order) > Eimeriidae (Family)
     Caryospora G. De Notaris, 1855 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Pleosporales (Order) > Zopfiaceae (Family)

Caryotrypes
     Caryotrypes Decelle, 1968 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Caryotrypes † accepted as Caryotypes Decelle, 1968 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Carystus
     Carystus Stål, 1862 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphrophoridae (Family)
     Carystus Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)

Cascarilla
 Cascarilla Adanson, 1763 accepted as Croton Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)
 Cascarilla (Endlicher) H.A. Weddell, 1848 accepted as Ladenbergia Klotzsch in Hayne, 1846 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Cascelius
 Cascelius Putzeys, 1868 accepted as Cascellius Curtis, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Cascelius Lacordaire, 1854 accepted as Cascellius Curtis, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Casea
     Casea Newberry, 1853 † (uncertain)· Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)
     Casea Williston, 1910 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Pelycosauria (Order) > Caseidae (Family)

Casearia
     Casearia N.J. Jacquin, 1760 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Salicaceae (Family)
     Casearia Quenstedt, 1857 † · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Hexactinosida (Order) > Plieolitidae (Family)

Casearius
     Casearius Boczek & Chandrapatya, 2001 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Eriophyidae (Family)
 Casearius Rafinesque, 1815 accepted as Casuarius Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Casuariiformes (Order) > Casuariidae (Family)

Cashia
     Cashia Oye, 1926 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Cashia Page, 1974 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Tubulinea (Class) > Euamoebida (Order) > Hartmannellidae (Family)

Casigneta
     Casigneta Brunner von Wattenwyl, 1878 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
     Casigneta Wallengren, 1881 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Casimira
     Casimira Scopoli, 1777 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Sapindaceae (Family)
     Casimira Eastop, 1966 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphididae (Family)

Casimiria
     Casimiria Vasseur, 1881 † accepted as Casimiria Cossmann, 1899 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)
     Casimiria Cossmann, 1899 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Trypanaxidae (Family)

Casmarhynchus
 Casmarhynchus Spix, 1825 accepted as Casmarhynchus Spix, 1825 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Cotingidae (Family)
     Casmarhynchus Reichenbach, 1850 accepted as Casmarhynchus Reichenbach, 1850 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Casnoniella
     Casnoniella Csiki, 1932 accepted as Casnoniella Csiki, 1932 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Casnoniella Liebke, 1938 accepted as Colliuris de Geer, 1774 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Casopus
 Casopus Pic, 1912 accepted as Casapus Wollaston, 1862 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ptinidae (Family)
 Casopus Wollaston, 1864 accepted as Casapus Wollaston, 1862 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ptinidae (Family)

Caspia
     Caspia Clessin & W. Dybowski, 1887 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Hydrobiidae (Family)
 Caspia A.I. Galushko, 1976 accepted as Salsola Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)
 Caspia Scopoli, 1777 accepted as Vismia Vandelli, 1788 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Hypericaceae (Family)

Caspicardium
     Caspicardium Astaf'yeva, 1956 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)
     Caspicardium Astafyeva, 1955 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Caspiella
     Caspiella Mandel'shtam, 1956 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)
     Caspiella Thiele, 1928 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Hydrobiidae (Family)
 Caspiella Derzhavin, 1944 accepted as Caspicola Derzhavin, 1945 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Caspicolidae (Family)
     Caspiella Gibsham & Sipko, 1985 † · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Fusulinida (Order) > Staffellidae (Family)

Caspimactra
     Caspimactra Ali-Zade & Kabakova in Ali-Zade, 1969 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneroida (awaiting allocation) (Family)
     Caspimactra Ionesi, 1986 † accepted as Ionesimactra Signorelli, 2023 † (junior homonym)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Mactridae (Family)

Cassandra
 Cassandra Spach, 1840 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)
     Cassandra White & Moy-Thomas, 1940 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Cassandra D. Don, 1834 accepted as Chamaedaphne Moench, 1794 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)
 Cassandra Gudina & Saidova in Gudina, Saidova & Troitskaya, 1968 accepted as Islandiella Nørvang, 1958 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Cassidulinidae (Family)

Casselia
     Casselia C.G.D. Nees & C.F.P. Martius, 1823 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Verbenaceae (Family)
 Casselia Dumortier, 1822 accepted as Casselia Dumortier, 1822 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Boraginales (Order) > Boraginaceae (Family)

Cassia
 Cassia Lamarck, 1801 accepted as Cassis Scopoli, 1771 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Cassidae (Family)
     Cassia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Cassiana
     Cassiana Heinrich, 1956 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
     Cassiana Rafinesque, 1818 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Cassianastraea
     Cassianastraea Volz, 1896 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Pachythecalidae (Family)
     Cassianastraea Bandel, 1993 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Archaeogastropoda (Order) > Archaeogastropoda (awaiting allocation) (Family)

Cassianella
     Cassianella Beyrich, 1862 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Pterioida (Order) > Pterioida (awaiting allocation) (Family)
     Cassianella Bandel, 1993 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Archaeogastropoda (Order) > Archaeogastropoda (awaiting allocation) (Family)

Cassiculus
     Cassiculus Weise, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
     Cassiculus Swainson, 1827 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Cassida
     Cassida Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Cassida Brünnich, 1772 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cassida Séguier, 1754 accepted as Scutellaria Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)

Cassidaria
 Cassidaria Lamarck, 1816 accepted as Galeodea Link, 1807 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Cassidae (Family)
 Cassidaria Link, 1807 accepted as Eudolium Dall, 1889 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Tonnidae (Family)

Cassidea
     Cassidea Swainson, 1835 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cassidea Bruguière, 1789 accepted as Cassis Scopoli, 1771 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Cassidae (Family)

Cassidina
     Cassidina H. Milne Edwards, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Sphaeromatidae (Family)
 Cassidina Jiang, 1980 † accepted as Canopoconus Jiang, 1982 † · Animalia (Kingdom) > Mollusca (Phylum) > (Class) > (Order) > Maikhanellidae (Family)

Cassidix
     Cassidix Bonaparte, 1850 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Coraciiformes (Order) > Coraciiformes (awaiting allocation) (Family)
 Cassidix Lesson, 1831 accepted as Quiscalus Vieillot, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)

Cassidocida
     Cassidocida Crawford, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Tetracampidae (Family)
 Cassidocida Belanovsky, 1951 accepted as Labigastera Macquart, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Cassidula
 Cassidula de Blainville, 1830 accepted as Cassidulus Lamarck, 1801 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Cassiduloida (Order) > Cassidulidae (Family)
 Cassidula Weise, 1891 accepted as Cassida Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Cassidula Férussac, 1821 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ellobiida (Order) > Ellobiidae (Family)
     Cassidula Gray, 1847 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ellobiida (Order) > Ellobiidae (Family)

Cassidulella
 Cassidulella Thiele, 1934 accepted as Cassidula Férussac, 1821 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ellobiida (Order) > Ellobiidae (Family)
 Cassidulella Strand, 1928 accepted as Cassida Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Cassidulina
 Cassidulina Thiele, 1931 accepted as Cassidula Férussac, 1821 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ellobiida (Order) > Ellobiidae (Family)
     Cassidulina d'Orbigny, 1826 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Cassidulinidae (Family)

Cassidulinella
     Cassidulinella Natland, 1940 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Cassidulinidae (Family)
 Cassidulinella Suzin, 1952 † accepted as Cassidulinita Suzin, 1952 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Cassidulinitidae (Family)

Cassidulus
     Cassidulus Beck, 1838 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cassidulus Lamarck, 1801 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Cassiduloida (Order) > Cassidulidae (Family)
     Cassidulus Berthold in Latreille, 1827 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cassidulus Gray, 1854 accepted as Pugilina Schumacher, 1817 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Melongenidae (Family)

Cassinia
     Cassinia Roewer, 1927 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Assamiidae (Family)
     Cassinia R. Brown, 1817 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Cassinia R. Brown in W.T. Aiton, 1813 accepted as Cassinia R. Brown in W.T. Aiton, 1813 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Cassinia Rafinesque, 1815 accepted as Cassis Scopoli, 1771 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Cassidae (Family)
 Cassinia Hartlaub, 1860 accepted as Stizorhina Oberholser, 1899 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Turdidae (Family)

Cassiope
     Cassiope Kase, 1984 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)
     Cassiope Paetel, 1875 accepted as Cassiope Paetel, 1875 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cassiope D. Don, 1834 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)
     Cassiope Coquand, 1865 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Cassiopidae (Family)

Cassiopella
     Cassiopella White, 1877 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)
     Cassiopella Kase, 1984 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)

Cassis
     Cassis Scopoli, 1771 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Cassidae (Family)
     Cassis Quenstedt, 1874 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
     Cassis Lamarck, 1799 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cassisphaerina
 Cassisphaerina Saidova, 1975 † accepted as Burseolina Seguenza, 1880 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Cassidulinidae (Family)
 Cassisphaerina Burmistrova, 1974 accepted as Burseolina Seguenza, 1880 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Cassidulinidae (Family)

Cassius
 Cassius accepted as Cassis Scopoli, 1771 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Cassidae (Family)
 Cassius Kuwert, 1891 accepted as Passalus Fabricius, 1792 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Passalidae (Family)

Cassuvium
 Cassuvium O. Kuntze, 1891 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Anacardiaceae (Family)
 Cassuvium Lamarck, 1783 accepted as Anacardium Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Anacardiaceae (Family)

Cassytha
     Cassytha Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Laurales (Order) > Lauraceae (Family)
 Cassytha S.F. Gray, 1821 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Solanales (awaiting allocation) (Family)
 Cassytha P. Miller, 1768 accepted as Rhipsalis J. Gaertner, 1788 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)

Castalia
     Castalia Westwood in Doubleday & Westwood, 1850 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Castalia Lamarck, 1819 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Unionoida (Order) > Hyriidae (Family)
 Castalia Moore in Horsfield & Moore, 1857 accepted as Sephisa Moore, 1882 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
 Castalia R.A. Salisbury, 1805 accepted as Nymphaea Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Nymphaeales (Order) > Nymphaeaceae (Family)
 Castalia Savigny, 1822 accepted as Nereimyra Blainville, 1828 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Hesionidae (Family)
 Castalia Laporte & Gory, 1837 accepted as Lamprodila Motschoulsky, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Castaliella
     Castaliella Cobos, 1981 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
     Castaliella Cobos, 1980 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
     Castaliella Simpson, 1900 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Unionoida (Order) > Hyriidae (Family)

Castalina
     Castalina Ihering, 1891 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Unionoida (Order) > Hyriidae (Family)
 Castalina Théry, 1949 accepted as Descarpentriesiola Cobos, 1978 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Castanea
     Castanea P. Miller, 1754 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fagales (Order) > Fagaceae (Family)
     Castanea Haecker, 1906 · Chromista (Kingdom) > Cercozoa (Phylum) > Thecofilosea (Class) > Opaloconchida (Order) > Castanellidae (Family)

Castanella
     Castanella Spruce ex Bentham & J.D. Hooker, 1862 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Sapindaceae (Family)
     Castanella Haeckel, 1887 · Chromista (Kingdom) > Cercozoa (Phylum) > Thecofilosea (Class) > Eodarida (Order) > Astracanthidae (Family)
     Castanella Haeckel, 1879 accepted as Castanella Haeckel, 1887 (nomen nudum)· Chromista (Kingdom) > Cercozoa (Phylum) > Thecofilosea (Class) > Eodarida (Order) > Astracanthidae (Family)

Castanidium
     Castanidium Haeckel, 1887 (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Polycystinea (awaiting allocation) (Order) > Radiolaria (awaiting allocation) (Family)
     Castanidium Haeckel, 1879 · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Polycystinea (awaiting allocation) (Order) > Radiolaria (awaiting allocation) (Family)

Castanissa
     Castanissa Haeckel, 1887 · Chromista (Kingdom) > Cercozoa (Phylum) > Thecofilosea (Class) > Eodarida (Order) > Astracanthidae (Family)
     Castanissa Haeckel, 1879 accepted as Castanissa Haeckel, 1887 (nomen nudum)· Chromista (Kingdom) > Cercozoa (Phylum) > Thecofilosea (Class) > Eodarida (Order) > Astracanthidae (Family)

Castanopsis
     Castanopsis (D. Don) Spach, 1841 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fagales (Order) > Fagaceae (Family)
     Castanopsis Haeckel, 1887 (uncertain)· Chromista (Kingdom) > Cercozoa (Phylum) > Thecofilosea (Class) > Opaloconchida (Order) > Castanellidae (Family)
     Castanopsis Haeckel, 1879 accepted as Castanopsis Haeckel, 1879 (nomen nudum)· Chromista (Kingdom) > Cercozoa (Phylum) > Thecofilosea (Class) > Opaloconchida (Order) > Castanellidae (Family)

Castanura
     Castanura Haeckel, 1887 (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Polycystinea (awaiting allocation) (Order) > Radiolaria (awaiting allocation) (Family)
     Castanura Haeckel, 1879 accepted as Castanura Haeckel, 1879 (nomen nudum)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Polycystinea (awaiting allocation) (Order) > Radiolaria (awaiting allocation) (Family)

Castellania
     Castellania Paul in Castellani, 1914 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Castellania C.W. Dodge, 1935 accepted as Candida Berkhout, 1923 · Fungi (Kingdom) > Ascomycota (Phylum) > Saccharomycetes (Class) > Saccharomycetales (Order) > Saccharomycetales incertae sedis (Family)

Castellanosia
     Castellanosia H.M. Cárdenas, 1951 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)
     Castellanosia Kraglievich, 1932 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cingulata (Order) > Glyptodontidae (Family)
 Castellanosia Mello-Leitão, 1937 accepted as Ergastria Mello-Leitão, 1941 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Gonyleptidae (Family)

Castellia
     Castellia Tineo, 1846 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
     Castellia Viskova, 2004 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Idmoneidae (Family)

Castelnaudia
     Castelnaudia Tschitscherin, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Castelnaudia Obenberger, 1923 accepted as Neobubastes Blackburn, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Casteria
     Casteria Tucker & Wilson, 1933 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Casteria Mercier, 1936 † · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Pionodesmotidae (Family)

Castra
     Castra Vellozo, 1829 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Castra Kirkaldy, 1900 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Castradella
 Castradella Braun, 1885 accepted as Castrada Schmidt, 1861 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Neorhabdocoela (Order) > Typhloplanidae (Family)
 Castradella Nasonov, 1923 accepted as Castrada Schmidt, 1861 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Neorhabdocoela (Order) > Typhloplanidae (Family)

Castrella
     Castrella Fuhrmann, 1900 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Neorhabdocoela (Order) > Dalyelliidae (Family)
 Castrella Luther, 1955 accepted as Castrella Fuhrmann, 1900 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Neorhabdocoela (Order) > Dalyelliidae (Family)

Casuarinites
     Casuarinites Göppert & Stache in Stache, 1855 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fagales (Order) > Casuarinaceae (Family)
 Casuarinites E.F. Schlotheim ex A.T. Brongniart, 1843 † accepted as Casuarinites E.F. Schlotheim ex A.T. Brongniart, 1843 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fagales (Order) > Casuarinaceae (Family)

Casuarius
     Casuarius Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Casuariiformes (Order) > Casuariidae (Family)
     Casuarius Latham, 1790 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Cataceramus
     Cataceramus Heinz, 1932 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Pterioida (Order) > Pterioida (awaiting allocation) (Family)
     Cataceramus Cox, 1969 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)

Catachlorops
     Catachlorops Lutz, 1909 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tabanidae (Family)
     Catachlorops Lutz, 1913 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)

Catagonia
     Catagonia Brauer & Bergenstamm, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Catagonia Melichar, 1926 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)
 Catagonia Kolbe, 1899 accepted as Apogonia Kirby, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Catagoniopsis
     Catagoniopsis V.F. Brotherus in Engler & Prantl, 1908 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnobryales (Order) > Brachytheciaceae (Family)
     Catagoniopsis Townsend, 1926 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Catagonus
     Catagonus Ameghino, 1904 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Tayassuidae (Family)
 Catagonus Kleine, 1938 accepted as Catagogus Kleine, 1926 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)

Catagyna
     Catagyna Palisot de Beauvois ex Lestiboudois, 1819 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Cyperaceae (Family)
 Catagyna J. Hutchinson & J.M. Dalziel, 1936 accepted as Scleria P.J. Bergius, 1765 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Cyperaceae (Family)

Catalana
     Catalana Viette, 1954 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Catalana Vives, 2004 accepted as Catalanotoxotus Vives, 2005 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Catalasis
 Catalasis Dejean, 1833 accepted as Anoxia Laporte, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Catalasis Sturm, 1843 accepted as Catalasis Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Catanella
     Catanella Miyatake, 1961 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
 Catanella accepted as Catenella Greville, 1830 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gigartinales (Order) > Caulacanthaceae (Family)

Cataphractes
     Cataphractes Felder, 1874 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Cataphractes Foissner, 2016 · Chromista (Kingdom) > Ciliophora (Phylum) > Litostomatea (Class) > Haptorida (Order) > Lingulotrichidae (Family)

Cataphractus
     Cataphractus Meuschen, 1778 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gasterosteiformes (Order) > Pegasidae (Family)
     Cataphractus Catesby, 1771 accepted as Cataphractus Catesby, 1771 (nomen dubium)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Doradidae (Family)
 Cataphractus Bloch, 1794 accepted as Callichthys Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Callichthyidae (Family)
 Cataphractus Edwards in Catesby, 1771 accepted as Acanthodoras Bleeker, 1862 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Doradidae (Family)
 Cataphractus Walbaum, 1792 accepted as Agonus Bloch & Schneider, 1801 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Agonidae (Family)
 Cataphractus Gronovius, 1763 accepted as Dasypus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cingulata (Order) > Dasypodidae (Family)
 Cataphractus Behrens, 1887 accepted as Behrensiellus Berg, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cataphractus Klein, 1777 accepted as Agonus Bloch & Schneider, 1801 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Agonidae (Family)
 Cataphractus Fleming, 1828 accepted as Agonus Bloch & Schneider, 1801 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Agonidae (Family)
 Cataphractus Storr, 1780 accepted as Dasypus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cingulata (Order) > Dasypodidae (Family)
 Cataphractus Gronovius, 1763 [2] accepted as Pegasus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gasterosteiformes (Order) > Pegasidae (Family)
 Cataphractus Catesby, 1777 accepted as Platydoras Bleeker, 1862 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Doradidae (Family)

Cataphronetis
     Cataphronetis Dejean, 1834 accepted as Cataphronetis Lucas, 1846 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Cataphronetis Lucas, 1846 accepted as Phtora Germar, 1836 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Catapiestus
     Catapiestus Perty, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
 Catapiestus Gistl in Gistl & Bromme, 1850 accepted as Catapiestus Gistl in Gistl & Bromme, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Cataplotaspis
     Cataplotaspis Yuan & Yin, 1998 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > (Class) > Trilobitomorpha (awaiting allocation) (Order) > Trilobitomorpha (awaiting allocation) (Family)
     Cataplotaspis Yuan & Yin, 1999 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Asaphida (Order) > Ceratopygidae (Family)

Catara
     Catara Walker, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Blattidae (Family)
 Catara Walker, 1868 [2] accepted as Neocatara Distant, 1910 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Tropiduchidae (Family)

Cataracta
 Cataracta Retzius in Linnaeus, 1800 accepted as Catharacta Brünnich, 1764 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Laridae (Family)
     Cataracta Zamora-Tavares, Martínez & Vargas-Ponce, 2023 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Solanaceae (Family)

Cataractes
     Cataractes S.D.W., 1836 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Accipitriformes (Order) > Falconidae (Family)
 Cataractes Hermann, 1783 accepted as Catharacta Brünnich, 1764 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Laridae (Family)
 Cataractes Fleming, 1819 accepted as Catharacta Brünnich, 1764 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Laridae (Family)
 Cataractes Möhring, 1758 accepted as Catharacta Brünnich, 1764 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Laridae (Family)
 Cataractes Scopoli, 1777 accepted as Eudyptes Vieillot, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Sphenisciformes (Order) > Spheniscidae (Family)

Catarhinus
     Catarhinus Keifer, 1959 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Diptilomiopidae (Family)
 Catarhinus Marseul, 1888 accepted as Syrotelus Pascoe, 1874 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Catarracta
     Catarracta Leach, 1816 accepted as Catarracta Leach, 1816 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Catarracta Bonaparte, 1854 accepted as Catharacta Brünnich, 1764 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Laridae (Family)
 Catarracta Odmann, 1792 accepted as Catharacta Brünnich, 1764 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Laridae (Family)

Catarractes
 Catarractes Bryant, 1861 accepted as Catarractes Bryant, 1861 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Catarractes Brisson, 1760 accepted as Eudyptes Vieillot, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Sphenisciformes (Order) > Spheniscidae (Family)
 Catarractes Pallas, 1811 accepted as Catharacta Brünnich, 1764 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Laridae (Family)
 Catarractes Bernhauer, 1915 accepted as Catarractodes Strand, 1928 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Catarrhactes
     Catarrhactes Vieillot, 1826 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Sphenisciformes (Order) > Spheniscidae (Family)
 Catarrhactes Strickland, 1842 accepted as Catarrhactes Strickland, 1842 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Catarrhactes Cuvier, 1816 accepted as Eudyptes Vieillot, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Sphenisciformes (Order) > Spheniscidae (Family)
 Catarrhactes Hermann, 1783 accepted as Catharacta Brünnich, 1764 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Laridae (Family)

Catastoma
     Catastoma Bleeker, 1862 accepted as Catastoma Bleeker, 1862 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Ariidae (Family)
 Catastoma Kuhl & van Hasselt in Cuvier & Valenciennes, 1840 accepted as Netuma Bleeker, 1858 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Ariidae (Family)
 Catastoma A.P. Morgan, 1892 accepted as Disciseda Czerniaiev, 1845 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricaceae (Family)

Catella
     Catella Healey, 1908 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Arcida (Order) > Parallelodontidae (Family)
     Catella G. Ålvik, 1934 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Nostocales (Order) > Nostocaceae (Family)

Catena
     Catena Chodat, 1900 · Plantae (Kingdom) > Chlorophyta (Phylum) > Trebouxiophyceae (Class) > Chlorellales (Order) > Chlorellaceae (Family)
     Catena Rikhter, 1975 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
 Catena Schröder, Medioli & Scott, 1989 accepted as Neocatena Özdikmen, 2009 · Chromista (Kingdom) > Retaria (Phylum) > Monothalamea (Class) > Astrorhizida (Order) > Baculellidae (Family)
 Catena V.P. Maslov, 1956 † accepted as Wetheredella Wood, 1948 † · Plantae (Kingdom) > Algae incertae sedis (Phylum) > Algospongia (Class) > Moravamminales (Order) > Wetheredellaceae (Family)

Catenaria
     Catenaria König, 1825 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Catenaria Sorokin, 1889 · Fungi (Kingdom) > Blastocladiomycota (Phylum) > Blastocladiomycetes (Class) > Blastocladiales (Order) > Catenariaceae (Family)
     Catenaria Zeder in Goeze, 1800 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cestoda (awaiting allocation) (Order) > Cestoda (awaiting allocation) (Family)
 Catenaria Sternberg, 1825 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Equisetidae (awaiting allocation) (Order) > Equisetidae (awaiting allocation) (Family)
     Catenaria H.F.A. Roussel, 1806 (uncertain)· Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)
 Catenaria Bentham in Miquel, 1852 accepted as Desmodium Desvaux, 1813 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Catenaria Lamouroux, 1824 accepted as Catenicella de Blainville, 1830 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Catenicellidae (Family)

Catenella
     Catenella Greville, 1830 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gigartinales (Order) > Caulacanthaceae (Family)
     Catenella A.C. Batista & E.P. Peres, 1963 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Catenococcus
     Catenococcus F. Hindák, 1977 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Sphaeropleales (Order) > Radiococcaceae (Family)
     Catenococcus Sorokin, 1994 · Bacteria (Kingdom) > Proteobacteria (Phylum) > Gammaproteobacteria (Class) > Vibrionales (Order) > Vibrionaceae (Family)

Catenula
     Catenula Mereschkowsky, 1903 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > Thalassiophysales (Order) > Catenulaceae (Family)
     Catenula Dugès, 1832 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Catenulida (Order) > Catenulidae (Family)
     Catenula Leblond in Bremser, 1837 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Turbellaria (awaiting allocation) (Order) > Turbellaria (awaiting allocation) (Family)

Catenularia
     Catenularia Link, 1807 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Catenularia Grove, 1886 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Chaetosphaeriales (Order) > Chaetosphaeriaceae (Family)
 Catenularia V.P. Botschantzev, 1957 accepted as Catenulina J. Soják, 1980 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Catephiodes
     Catephiodes Hampson, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Catephiodes Bethune-Baker, 1908 accepted as Anophiodes Hampson, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Caterictus
 Caterictus Agassiz, 1846 accepted as Caterectus Schönherr, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Caterictus Gemminger & Harold, 1871 accepted as Caterectus Schönherr, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Catesbya
     Catesbya Böhlke & Smith, 1968 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Chlopsidae (Family)
     Catesbya C.A. von Cothenius accepted as Catesbaea Linnaeus, 1753 (misspelling)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Catharia
     Catharia Lederer, 1863 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Crambidae (Family)
     Catharia Leidy, 1874 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Catharia Alvaro & Vizcaino, 2003 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Conocoryphidae (Family)

Cathaya
     Cathaya W.-Y. Chun & K.-Z. Kuang, 1962 · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Pinales (Order) > Pinaceae (Family)
 Cathaya Karavaev, 1961 † accepted as Pseudotsuga Carrière, 1867 · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Pinales (Order) > Pinaceae (Family)

Cathedra
     Cathedra Kirkaldy, 1903 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Fulgoridae (Family)
     Cathedra Miers, 1852 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Olacaceae (Family)

Catherpes
     Catherpes Baird, 1858 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Certhiidae (Family)
     Catherpes Gistl, 1868 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Cathetus
     Cathetus Fletcher, 1979 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Uraniidae (Family)
 Cathetus Loureiro, 1790 accepted as Phyllanthus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Phyllanthaceae (Family)

Catillus
     Catillus N.I. Hendey, 1977 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > Fragilariales (Order) > Diatomaceae (Family)
     Catillus Förster, 1856 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Catillus Brongniart in Cuvier & Brongniart, 1822 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Catillus Goy, Noël & Busson, 1979 † accepted as Calyculus D. Noël, 1973 † · Chromista (Kingdom) > Haptophyta (Phylum) > Coccolithophyceae (Class) > Podorhabdales (Order) > Calyculaceae (Family)
 Catillus Gray, 1847 accepted as Septaria Férussac, 1807 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cycloneritimorpha (Order) > Neritidae (Family)

Catinella
 Catinella H.D. Pflug, 1966 † accepted as · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Cyanophyceae (awaiting allocation) (Order) > Cyanophyceae (awaiting allocation) (Family)
     Catinella Pease, 1870 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Succineidae (Family)
     Catinella Stache, 1877 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Catinella W. Kirschstein, 1924 accepted as Unguicularia F. von Höhnel, 1905 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Hyaloscyphaceae (Family)
     Catinella Boudier, 1907 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Catinellales (Order) > Catinellaceae (Family)

Catinula
     Catinula Léveillé, 1848 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Catinula Rollier, 1911 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Ostreida (Order) > Ostreidae (Family)

Catinulus
 Catinulus Lissajous, 1923 † accepted as Catinula Rollier, 1911 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Ostreida (Order) > Ostreidae (Family)
     Catinulus Haeckel, 1887 (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Polycystinea (awaiting allocation) (Order) > Radiolaria (awaiting allocation) (Family)

Catinus
     Catinus Fabricius, 1823 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Catinus Adams, 1853 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Catinus Oken, 1835 accepted as Sinum Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Naticidae (Family)

Catodon
     Catodon Duméril & Bibron, 1844 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Leptotyphlopidae (Family)
 Catodon Linnaeus, 1761 accepted as Physeter Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Physeteridae (Family)

Catodus
     Catodus Depéret, 1905 † accepted as Catodontherium Depéret, 1908 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Anoplotheriidae (Family)
 Catodus Depéret, 1908 † accepted as Catodontherium Depéret, 1908 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Anoplotheriidae (Family)

Catolethrus
     Catolethrus Schönherr, 1838 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Catolethrus Boheman, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Catolethrus Dejean, 1836 accepted as Catolethrus Boheman, 1838 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Catolynx
     Catolynx Gray, 1867 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Felidae (Family)
 Catolynx Severtzov, 1858 accepted as Felis Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Felidae (Family)

Catomerus
     Catomerus Pilsbry, 1916 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Sessilia (Order) > Catophragmidae (Family)
 Catomerus Handlirsch, 1939 † accepted as Clinomerus Carpenter, 1985 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cupedidae (Family)

Catomismus
     Catomismus Chevrolat, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Catomismus Dejean, 1836 accepted as Catomismus Chevrolat, 1842 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Catomodontus
 Catomodontus Löbl & Merkl in Iwan & Löbl, 2020 accepted as Catomus Allard, 1876 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Catomodontus Koch, 1935 accepted as Catomodontus Löbl & Merkl in Iwan & Löbl, 2020 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Catomodontus Löbl & Merkl, 2003 accepted as Catomodontus Löbl & Merkl in Iwan & Löbl, 2020 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Catonia
     Catonia Uhler, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Achilidae (Family)
 Catonia Vellozo, 1829 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Symplocaceae (Family)
 Catonia Moench, 1794 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Catonia M. Vahl, 1810 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Convolvulaceae (Family)
 Catonia Rafinesque, 1837 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Boraginales (Order) > Boraginaceae (Family)
 Catonia P. Browne, 1756 accepted as Miconia Ruiz & Pavon, 1794 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Melastomataceae (Family)

Catopomorphus
     Catopomorphus Aubé · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Leiodidae (Family)
 Catopomorphus Schaum, 1851 accepted as Catopsimorphus Aubé, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Leiodidae (Family)

Catopterus
     Catopterus Agassiz, 1833 † accepted as Dipterus Sedgwick & Murchison, 1829 † (junior subjective synonym)· Animalia (Kingdom) > Chordata (Phylum) > Dipnoi (Class) > (Order) > Dipteridae (Family)
     Catopterus Redfield, 1837 † accepted as Redfieldius Hay, 1899 † (junior homonym)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Redfieldiiformes (Order) > Redfieldiidae (Family)

Catoptria
     Catoptria Hübner, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
     Catoptria Guenée, 1845 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)
 Catoptria Guérin, 1849 accepted as Myriochila Motschulsky, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cicindelidae (Family)

Catopygus
     Catopygus Goldfuss · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Cassiduloida (Order) > Nucleolitidae (Family)
     Catopygus L. Agassiz, 1835 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Echinoidea (awaiting allocation) (Order) > Catopygids (temporary name) (Family)

Catoxantha
     Catoxantha Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Catoxantha Solier, 1833 accepted as Xanthocata Kubáň in Löbl & Löbl, 2016 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Catreus
     Catreus Cabanis in Ersch & Gruber, 1851 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Galliformes (Order) > Phasianidae (Family)
     Catreus Stål, 1878 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)

Cattleychea
     Cattleychea J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Cattleychea J.M.H. Shaw, 2004 accepted as Cattleychea J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Cattus
     Cattus Schmerling, 1834 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
 Cattus Anonymous, 1815 accepted as Cottus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Cottidae (Family)

Catubrinia
     Catubrinia Caneva, 1906, nom. nud. † accepted as Naticopsis M'Coy, 1844 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Anomphalidae (Family)
 Catubrinia Caneva, 1906 † accepted as Naticopsis M'Coy, 1844 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Anomphalidae (Family)

Catulus
     Catulus D.W. Malloch & C.T. Rogerson, 1978 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetes incertae sedis (Order) > Dothideomycetes incertae sedis (Family)
 Catulus Smith, 1838 accepted as Scyliorhinus Blainville, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Carcharhiniformes (Order) > Scyliorhinidae (Family)
 Catulus Garman (ex Valmont), 1913 accepted as Scyliorhinus Blainville, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Carcharhiniformes (Order) > Scyliorhinidae (Family)
 Catulus Valmont de Bomare, 1764 accepted as Scyliorhinus Blainville, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Carcharhiniformes (Order) > Scyliorhinidae (Family)

Catuna
     Catuna Mello-Leitão, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Philodromidae (Family)
     Catuna Kirby, 1871 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)

Caturus
     Caturus Agassiz, 1834 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Amiiformes (Order) > Caturidae (Family)
 Caturus Linnaeus, 1767 accepted as Acalypha Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)

Catus
     Catus Fitzinger, 1861 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
 Catus Frisch, 1775 accepted as Felis Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Felidae (Family)

Cauca
     Cauca Lane, 1970 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Cauca R.J. Davey & J.P. Verdier, 1971 † · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Gonyaulacales (Order) > (Family)

Caucasella
     Caucasella Moisseiev, 1934 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Rhynchonellida (Order) > Erymnariidae (Family)
     Caucasella Akopyan in Akopyan, Kryachkova & Pchelintzev, 1969 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)
 Caucasella Longoria, 1974 † accepted as Globuligerina Bignot & Guyader, 1971 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Globigerinida (Order) > Globigerinidae (Family)

Caucasica
     Caucasica Böttger, 1877 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Caucasica Caziot & Margier, 1909 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Clausiliidae (Family)

Cauchostele
     Cauchostele J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Cauchostele J.M.H. Shaw, 2004 accepted as Cauchostele J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Caucidium
     Caucidium J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Caucidium J.M.H. Shaw, 2004 accepted as Caucidium J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Caudina
     Caudina M.B. Gnilovskaja in B.M. Keller & A. Yu. Rozanov, 1979 † (uncertain)· Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)
     Caudina Stimpson, 1853 · Animalia (Kingdom) > Echinodermata (Phylum) > Holothuroidea (Class) > Molpadiida (Order) > Caudinidae (Family)
 Caudina Dzhanelidze & Kuzina, 1970 † accepted as Gorisella Dzhanelidze, 1980 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lagenida (Order) > Polymorphinidae (Family)

Caudisona
     Caudisona Laurenti, 1768 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Viperidae (Family)
     Caudisona Fitzinger, 1826 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Caudospora
     Caudospora K. Starbäck, 1889 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Diaporthales (Order) > Diaporthales incertae sedis (Family)
     Caudospora Weiser, 1946 · Fungi (Kingdom) > Rozellomycota (Phylum) > Microsporidea (Class) > Amblyosporida (Order) > Caudosporidae (Family)

Caularstedella
     Caularstedella J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Caularstedella J.M.H. Shaw, 2004 accepted as Caularstedella J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Caulinia
 Caulinia A.P. de Candolle in Lamarck & A.P. de Candolle, 1805 accepted as Posidonia König, 1805 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Potamogetonaceae (Family)
 Caulinia Moench, 1802 accepted as Kennedia Ventenat, 1805 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
     Caulinia Willdenow, 1801 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Hydrocharitaceae (Family)

Caulobius
     Caulobius Duponchel, 1838 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Caulobius Le Guillou, 1844 accepted as Deuterocaulobius Dalla Torre in Schenkling, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Caulococcus
 Caulococcus Perfil'yev & Gabe, 1961 accepted as Caulococcus Perfil'yev & Gabe, 1961 · Bacteria (Kingdom) > Bacteria incertae sedis (Phylum) > (Class) > (Order) > Pelonemataceae (Family)
     Caulococcus Borkhsenius, 1960 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pseudococcidae (Family)

Caulophacus
     Caulophacus Schulze, 1886 · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Lyssacinosida (Order) > Rossellidae (Family)
     Caulophacus Schulze, 1885 accepted as Caulophacus Schulze, 1886 (nomen nudum)· Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Lyssacinosida (Order) > Rossellidae (Family)

Caulopsis
     Caulopsis Redtenbacher, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
 Caulopsis J. Fourreau, 1868 accepted as Caulopsis J. Fourreau, 1868 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
     Caulopsis W. Gothan & W. Hartung in W. Gothan, 1949 † (uncertain)· Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)

Causea
     Causea Wiman, 1905 † (uncertain)· Animalia (Kingdom) > Brachiopoda (Phylum) > Brachiopoda (awaiting allocation) (Class) > Brachiopoda (awaiting allocation) (Order) > Brachiopoda (awaiting allocation) (Family)
 Causea Scopoli, 1777 accepted as Hirtella Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Chrysobalanaceae (Family)

Causia
     Causia Rhumbler, 1938 · Chromista (Kingdom) > Retaria (Phylum) > Monothalamea (Class) > Astrorhizida (Order) > Saccamminidae (Family)
 Causia Koshevoj, 1987 † accepted as Causella Aescht, 2001 † · Chromista (Kingdom) > Ciliophora (Phylum) > Ciliophora (awaiting allocation) (Class) > Ciliophora (awaiting allocation) (Order) > Ciliophora (awaiting allocation) (Family)

Causima
 Causima Dejean, 1834 accepted as Epicauta Dejean, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Meloidae (Family)
 Causima Klug, 1850 accepted as Causima Dejean, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Meloidae (Family)

Cautinia
     Cautinia Franz, 1996 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Cautinia Maas Geesteranus, 1967 accepted as Grifola S.F. Gray, 1821 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Polyporales (Order) > Meripilaceae (Family)

Cautleya
     Cautleya J.D. Hooker, 1888 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zingiberales (Order) > Zingiberaceae (Family)
     Cautleya Theobald, 1879 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Cavanilla
 Cavanilla R.A. Salisbury, 1796 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Theaceae (Family)
 Cavanilla Thunberg, 1792 accepted as Pyrenacantha W.J. Hooker in Wight, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Icacinales (Order) > Icacinaceae (Family)
 Cavanilla Vellozo, 1829 accepted as Caperonia A.F.C.P. Saint-Hilaire, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)
 Cavanilla J.F. Gmelin, 1792 accepted as Dombeya Cavanilles, 1786 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)

Cavanillea
 Cavanillea M.B. Borkhausen, 1809 accepted as · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Pottiales (Order) > Pottiaceae (Family)
     Cavanillea Medikus, 1787 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
 Cavanillea Desrousseaux in Lamarck, 1792 accepted as Diospyros Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ebenaceae (Family)

Cavaria
     Cavaria von Hagenow, 1851 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Plagioeciidae (Family)
     Cavaria von Hagenow in Geinitz, 1851, nom. nud. accepted as Cavaria von Hagenow in Geinitz, 1851, nom. nud. (nomen nudum)· Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Plagioeciidae (Family)

Cavea
     Cavea d'Orbigny, 1853 † (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
     Cavea W.W. Smith & J.K. Small, 1917 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Cavellina
     Cavellina Coryell, 1928 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Cavellinidae (Family)
 Cavellina Maitland, 1897 accepted as Clavelina Savigny, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) > Aplousobranchia (Order) > Polycitoridae (Family)

Cavendishia
     Cavendishia J. Lindley, 1835 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)
 Cavendishia S.F. Gray, 1821 accepted as Cavendishia S.F. Gray, 1821 · Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Porellales (Order) > Porellaceae (Family)

Cavernella
     Cavernella Morozova, 1974 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Fenestrida (Order) > Fenestrida (awaiting allocation) (Family)
     Cavernella Bernini, 1975 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Oribatellidae (Family)

Cavernocypris
     Cavernocypris Hartmann, 1964 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Cyprididae (Family)
     Cavernocypris Wouters, 1983 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Cypridopsidae (Family)
     Cavernocypris Lindberg, 1962 accepted as Cavernocypris Lindberg, 1962 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)

Cavernularia
     Cavernularia Valenciennes in Milne-Edwards & Haime, 1850 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Pennatulacea (Order) > Veretillidae (Family)
     Cavernularia Degelius, 1937 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Parmeliaceae (Family)

Cavia
     Cavia Pallas, 1766 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Caviidae (Family)
     Cavia Sun, 1993 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Asaphida (Order) > Remopleuridae (Family)

Cavicola
     Cavicola Lutz, 1930 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
     Cavicola Ancey, 1887 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helicidae (Family)

Cavicularia
     Cavicularia Pavesi, 1881 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
     Cavicularia Stephani, 1897 · Plantae (Kingdom) > Marchantiophyta (Phylum) > Marchantiopsida (Class) > Blasiales (Order) > Blasiaceae (Family)

Cavolina
 Cavolina Abildgaard, 1791 accepted as Cavolinia Abildgaard, 1791 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Thecosomata (Order) > Cavoliniidae (Family)
 Cavolina Forbes & Hanley, 1851 accepted as Eubranchus Forbes, 1838 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Nudibranchia (Order) > Eubranchidae (Family)
     Cavolina Bruguière, 1791 accepted as Cavolina Bruguière, 1791 (nomen dubium)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Nudibranchia (Order) > Facelinidae (Family)

Cavolinia
     Cavolinia Abildgaard, 1791 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Thecosomata (Order) > Cavoliniidae (Family)
 Cavolinia Nardo, 1833 accepted as Cavolinia Nardo, 1833 · Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)
 Cavolinia Philippi, 1853 accepted as Cavolinia Abildgaard, 1791 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Thecosomata (Order) > Cavoliniidae (Family)
 Cavolinia Gray, 1840 accepted as Cavolinia Abildgaard, 1791 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Thecosomata (Order) > Cavoliniidae (Family)
 Cavolinia Menke, 1844 accepted as Cratena Bergh, 1864 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Nudibranchia (Order) > Facelinidae (Family)
 Cavolinia Bruguière, 1791 accepted as Cratena Bergh, 1864 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Nudibranchia (Order) > Facelinidae (Family)
 Cavolinia Schweigger, 1819 accepted as Palythoa Lamouroux, 1816 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Zoantharia (Order) > Sphenopidae (Family)

Cayennia
     Cayennia Hampson, 1930 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
 Cayennia Sauvage, 1880 accepted as Gobioides Lacepède, 1800 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Gobiidae (Family)

Cea
     Cea Haliday in Walker, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)
     Cea González-Sponga, 1987 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Zalmoxidae (Family)
 Cea d'Orbigny, 1854 † accepted as Ceata Strand, 1928 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Cyclostomatida (awaiting allocation) (Family)
     Cea Haliday in Curtis, 1829-30 accepted as Cea Haliday in Walker, 1837 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)
 Cea Grote, 1883 accepted as Sparkia Nye, 1975 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Cearana
     Cearana Carvalho & Ferreira, 1973 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)
     Cearana Jordan & Branner, 1908 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Ceballosia
     Ceballosia Mercet, 1921 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Encyrtidae (Family)
     Ceballosia Giner Mari, 1943 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Ceballosia G. Kunkel, 1980 accepted as Tournefortia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Boraginales (Order) > Boraginaceae (Family)

Cebrenis
     Cebrenis Stål, 1862 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Cebrenis Simon, 1874 accepted as Cebrennus Simon, 1880 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Sparassidae (Family)

Cebus
     Cebus Erxleben, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cebidae (Family)
     Cebus Rafinesque, 1815 accepted as (unavailable name)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cercopithecidae (Family)

Cechenus
     Cechenus Illiger, 1807 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Cechenus Fischer de Waldheim, 1822 accepted as Carabus Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Cecidophaga
     Cecidophaga Walsingham, 1911 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Cecidophaga Karny, 1921 accepted as Cecidophagula Uvarov, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)

Cecilia
     Cecilia Matthews, 1918 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Cecilia Rafinesque, 1815 [2] accepted as Apterichtus Duméril, 1805 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Ophichthidae (Family)
 Cecilia Rafinesque, 1815 accepted as Caecilia Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Gymnophiona (Order) > Caeciliidae (Family)

Cecrates
     Cecrates Roberts, 1922 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Cecrates Hustache, 1933 accepted as Cecractes Schönherr, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cecrops
     Cecrops Leach, 1816 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Siphonostomatoida (Order) > Pandaridae (Family)
     Cecrops Pessagno, 1977 † · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Spumellaria (Order) > Spumellaria (awaiting allocation) (Family)
 Cecrops Hübner, 1818 accepted as Autochton Hübner, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)
     Cecrops Gistel, 1834 accepted as Mylaris Pallas, 1781 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cedrus
     Cedrus Trew, 1757 · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Pinales (Order) > Pinaceae (Family)
 Cedrus Duhamel du Monceau, 1755 accepted as Cedrus Duhamel du Monceau, 1755 · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Cupressales (Order) > Cupressaceae (Family)
 Cedrus P. Miller, 1757 accepted as Cedrela P. Browne, 1756 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Meliaceae (Family)

Ceiba
     Ceiba P. Miller, 1754 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
     Ceiba Clark & Durham, 1946 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cela
 Cela Oken, 1816 accepted as Casuarius Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Casuariiformes (Order) > Casuariidae (Family)
 Cela Möhring, 1758 accepted as Casuarius Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Casuariiformes (Order) > Casuariidae (Family)
     Cela Reichenbach, 1852 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Cela Illiger, 1826 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Celaena
     Celaena Stephens, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Celaena Doubleday in Doubleday & Westwood, 1849 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
     Celaena Stephens, 1829, nom. nud. accepted as Celaena Stephens, 1829 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Celaeno
     Celaeno Rafinesque, 1815 accepted as Celaeno Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Hirudinoidea (awaiting allocation) (Order) > Hirudinoidea (awaiting allocation) (Family)
     Celaeno Koch in Panzer, 1835 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Mesostigmata (Order) > Trachytidae (Family)
     Celaeno Grube, 1859 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Mesostigmata (Order) > Parasitidae (Family)
 Celaeno Leach, 1821 accepted as Noctilio Linnaeus, 1766 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Noctilionidae (Family)
 Celaeno Herrich-Schäffer, 1868 accepted as Celaena Stephens, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Celaeno Owen, 1844 † accepted as Kelaeno Münster, 1842 † (unjustified emendation)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Octobrachia (Order) > Muensterellidae (Family)

Celastrophyllum
     Celastrophyllum Göppert ex Heer, 1882 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Celastrales (Order) > Celastraceae (Family)
     Celastrophyllum Göppert, 1854 † accepted as Celastrophyllum Göppert ex Heer, 1882 † (unavailable name)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Celastrales (Order) > Celastraceae (Family)

Celata
     Celata Wang in Wang & Yan, 1998 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
 Celata accepted as Celuta Baird & Girard, 1853 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)

Celatembryon
 Celatembryon Iredale, 1939 accepted as Bothriembryon Pilsbry, 1894 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Bothriembryontidae (Family)
     Celatembryon Iredale, 1939, nom. nud. accepted as Bothriembryon Pilsbry, 1894 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Bothriembryontidae (Family)

Celebesia
     Celebesia Bolivar, 1917 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)
     Celebesia Alexis & Delpont, 1998 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Celebesia Riley, 1918 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Celebesia Roewer, 1949 accepted as Strandibalonius Roewer, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Podoctidae (Family)
     Celebesia D.A. Kapustin, M. Kuilkovskiy & J.P. Kociolek, 2017 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > Cymbellales (Order) > Cymbellaceae (Family)

Celechopora
     Celechopora Pradácová, 1938 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Tabulata (Order) > Tabulata (awaiting allocation) (Family)
     Celechopora Pradácová, 1939 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Celerina
     Celerina Benoist, 1964 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)
     Celerina A.M. Clark, 1967 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Valvatida (Order) > Goniasteridae (Family)

Celeripes
     Celeripes Montagu, 1813 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Hippoboscidae (Family)
     Celeripes Montagu, 1808 accepted as Celeripes Montagu, 1808 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Hippoboscidae (Family)

Celetes
     Celetes Newman, 1838 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lycidae (Family)
     Celetes Schoenherr, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Celetes Schönherr, 1833 accepted as Celetes Schoenherr, 1836 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Celeus
     Celeus Boie, 1831 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Piciformes (Order) > Picidae (Family)
     Celeus Bonaparte, 1856 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Celia
 Celia Roelofs, 1874 accepted as Ixalma Pascoe, 1871 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Celia Shuckard, 1837 accepted as Spilomena Shuckard, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Sphecidae (Family)
 Celia Zimmerman, 1832 accepted as Amara Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Celina
 Celina Westwood, 1840 accepted as Celina Westwood, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Celina Aubé in Dejean & Boisduval, 1837-38 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dytiscidae (Family)

Cellaria
     Cellaria Ellis & Solander, 1786 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Cellariidae (Family)
     Cellaria Haworth, 1828 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Cellaria Friese, 1913 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Halictidae (Family)

Cellarina
     Cellarina van Beneden, 1848 (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
 Cellarina d'Orbigny, 1851 † accepted as Cellarinidra Canu & Bassler, 1927 † · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Cheilostomatida (awaiting allocation) (Family)

Celleporina
     Celleporina Gray, 1848 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Celleporidae (Family)
     Celleporina d'Orbigny, 1852 † (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)

Cellularia
     Cellularia Montagu, 1811 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Hypoderidae (Family)
 Cellularia Bulliard, 1788 accepted as Trametes E.M. Fries, 1836 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Polyporales (Order) > Polyporaceae (Family)
 Cellularia Pallas, 1766 accepted as Cellaria Ellis & Solander, 1786 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Cellariidae (Family)

Cellulariella
     Cellulariella I.V. Zmitrovich & V. Malysheva, 2014 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Polyporales (Order) > Polyporaceae (Family)
 Cellulariella I.V. Zmitrovich & V. Malysheva, 2013 accepted as Cellulariella I.V. Zmitrovich & V. Malysheva, 2014 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Polyporales (Order) > Polyporaceae (Family)

Celmisia
     Celmisia Cassini in F. Cuvier, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Celmisia Cassini, 1817 accepted as Celmisia Cassini, 1817 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Celox
     Celox Shimanskii, 1967 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Nautilida (Order) > Nautilida (awaiting allocation) (Family)
 Celox Schaufuss, 1863 accepted as Dima Charpentier, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
     Celox Gistl, 1848 accepted as Campsia Lepeletier & Serville, 1828 (junior objective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Celsia
     Celsia Stephens, 1829 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Celsia Boehmer in Ludwig, 1760 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
 Celsia Heister ex Fabricius, 1763 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
 Celsia Linnaeus, 1753 accepted as Verbascum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Scrophulariaceae (Family)

Celtites
     Celtites J. Tuzson, 1911 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Ulmaceae (Family)
     Celtites Mojsisovics, 1882 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ceratitida (Order) > Ceratitidae (Family)

Celyphus
     Celyphus D.J. Batten, 1973 † · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Nostocales (Order) > Rivulariaceae (Family)
     Celyphus Dalman, 1818 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Celyphidae (Family)

Cemas
 Cemas Gloger, 1841 accepted as Naemorhedus Smith, 1827 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)
 Cemas Oken, 1816 accepted as Connochaetes Lichtenstein, 1814 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)

Cemoria
     Cemoria Lowe, 1826 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Fissurellidae (Family)
 Cemoria Risso, 1826 accepted as Puncturella Lowe, 1827 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Fissurellidae (Family)

Cenangiopsis
     Cenangiopsis Rehm, 1912 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Helotiaceae (Family)
     Cenangiopsis Velenovský, 1947 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Helotiales incertae sedis (Family)

Cenchramus
 Cenchramus Zander, 1849 accepted as Cenchramus Zander, 1849 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Passeres (awaiting allocation) (Family)
 Cenchramus Gray, 1841 accepted as Cenchramus Gray, 1841 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Galliformes (Order) > Meleagridae (Family)
 Cenchramus Möhring, 1758 accepted as Cenchramus Möhring, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Cenchris
     Cenchris Brehm, 1832 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Cenchris Daudin, 1803 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Viperidae (Family)
 Cenchris Gronovius, 1763 accepted as Cenchris Gronovius, 1763 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Viperidae (Family)

Cenchrus
 Cenchrus Link, 1807 accepted as Cenchrus Link, 1807 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Viperidae (Family)
     Cenchrus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Ceneona
     Ceneona Gistl, 1848 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Ceneona Gistl, 1848 † accepted as Melanopsis Férussac in Férussac & Férussac, 1807 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Melanopsidae (Family)

Cenia
     Cenia Commerson ex A.L. Jussieu, 1789 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Cenia Alder & Hancock, 1848 accepted as Limapontia Johnston, 1836 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sacoglossa (Order) > Limapontiidae (Family)

Censorinus
     Censorinus Distant, 1903 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Reduviidae (Family)
 Censorinus Distant, 1910 accepted as Eupolemus Distant, 1910 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Acanthosomatidae (Family)

Centaurella
 Centaurella A. Delarbre, 1800 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Gentianaceae (Family)
 Centaurella A. Michaux, 1803 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Gentianaceae (Family)

Centaurium
     Centaurium J. Hill, 1756 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Gentianaceae (Family)
 Centaurium Persoon, 1805 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Gentianaceae (Family)
 Centaurium A. Haller, 1768 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Centaurium Borkhausen, 1796 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Gentianaceae (Family)

Centema
     Centema Redtenbacher in Brunner & Redtenbacher, 1908 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phasmatodea (Order) > Diapheromeridae (Family)
     Centema J.D. Hooker in Bentham & J.D. Hooker, 1880 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)

Centemerus
 Centemerus Schönherr, 1843 accepted as Phytotribus Schönherr, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Centemerus Dejean, 1835 accepted as Phytotribus Schönherr, 1843 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Centetes
 Centetes Schinz & Brodtmann, 1827 accepted as Hemicentetes Mivart, 1871 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Afrosoricida (Order) > Tenrecidae (Family)
 Centetes Illiger, 1811 accepted as Tenrec Lacepède, 1799 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Afrosoricida (Order) > Tenrecidae (Family)

Centipeda
     Centipeda Loureiro, 1790 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Centipeda Lai et al., 1983 · Bacteria (Kingdom) > Firmicutes (Phylum) > Negativicutes (Class) > Selenomonadales (Order) > Selenomonadaceae (Family)

Centor
     Centor Schönherr, 1848 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Centor Loew, 1866 accepted as Cetema Hendel, 1907 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chloropidae (Family)

Centranthera
     Centranthera R. Brown, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Orobanchaceae (Family)
 Centranthera Scheidweiler in Otto & A.G. Dietrich, 1842 accepted as Pleurothallis R. Brown in W.T. Aiton, 1813 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Centraspis
     Centraspis Schaum, 1853 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Centraspis Fairmaire, 1884 accepted as Centrantyx Fairmaire, 1884 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Centricnemus
     Centricnemus Schönherr, 1826 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Centricnemus Germar, 1827 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Centricnemus Schönherr, 1823 accepted as Centricnemus Germar, 1827 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Centrina
 Centrina Platnick, 2000 accepted as Centroina Platnick, 2002 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Lamponidae (Family)
 Centrina Cuvier, 1816 accepted as Oxynotus Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Squaliformes (Order) > Dalatiidae (Family)

Centriscus
     Centriscus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Syngnathiformes (Order) > Centriscidae (Family)
     Centriscus Cuvier, 1800 accepted as Centriscus Cuvier, 1800 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Syngnathiformes (Order) > Centriscidae (Family)
 Centriscus Walbaum, 1792 accepted as Centriscus Walbaum, 1792 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Syngnathiformes (Order) > Centriscidae (Family)
 Centriscus Cuvier, 1816 accepted as Macroramphosus Lacepède, 1803 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Syngnathiformes (Order) > Centriscidae (Family)

Centroblennius
     Centroblennius Gill, 1864 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Stichaeidae (Family)
     Centroblennius Gill, 1861 accepted as Lumpenus Reinhardt, 1836 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Stichaeidae (Family)

Centroceras
     Centroceras Hyatt, 1884 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Nautilida (Order) > Nautilida (awaiting allocation) (Family)
 Centroceras Wedekind, 1908 † accepted as Torleyoceras Wedekind, 1918 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Goniatitida (Order) > Cheiloceratidae (Family)
     Centroceras F.T. Kützing, 1841 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Ceramiaceae (Family)

Centrocercus
     Centrocercus Swainson in Richardson, 1832 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Galliformes (Order) > Phasianidae (Family)
 Centrocercus Fitzinger, 1843 accepted as Centrocercus Fitzinger, 1843 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Agamidae (Family)

Centrocerum
     Centrocerum Dejean, 1835 accepted as Centrocerum Chevrolat, 1861 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Centrocerum Chevrolat, 1861 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Centrochalcis
 Centrochalcis Cameron, 1913 accepted as Trigonura Sichel, 1866 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Chalcididae (Family)
 Centrochalcis Cameron, 1905 accepted as Hockeria Laporte in Walker, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)

Centrochilus
     Centrochilus Krikken, 1976 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Centrochilus J.C. Schauer, 1843 accepted as Habenaria Willdenow, 1805 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Centrocleonus
     Centrocleonus Chevrolat, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Centrocleonus Leconte, 1876 accepted as Apleurus Chevrolat, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Centrocnemis
     Centrocnemis Joseph, 1868 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Centrocnemis Signoret, 1852 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Centrocnemis Philippi, 1865 accepted as Australosymmerus Freeman, 1954 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ditomyiidae (Family)
     Centrocnemis Kraatz, 1882 accepted as Centrocnemita Strand, 1935 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Centrocrinus
     Centrocrinus Austin, 1843 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
     Centrocrinus Wachsmuth & Springer, 1881 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Monobathrida (Order) > Monobathrida (awaiting allocation) (Family)

Centrodes
     Centrodes Klug, 1807 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Centrodes Travassos & Kohn, 1964 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Strigeidida (Order) > Brachylaemidae (Family)

Centrodus
     Centrodus M'Coy, 1848 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Centrodus Giebel, 1848 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Centrodus Pander, 1856 † (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Polychaeta (awaiting allocation) (Order) > Polychaeta (awaiting allocation) (Family)

Centrogaster
 Centrogaster Houttuyn, 1782 accepted as Siganus Forsskål, 1775 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Siganidae (Family)
     Centrogaster Attems, 1898 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Diplopoda (awaiting allocation) (Order) > (Family)

Centroglossa
     Centroglossa Barbosa Rodrigues, 1882 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Centroglossa Matthews, 1838 accepted as Myllaena Erichson, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Centrognathus
     Centrognathus Guérin-Méneville, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Centrognathus Branson & Mehl, 1935 † (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Annelida (awaiting allocation) (Class) > Annelida (awaiting allocation) (Order) > Annelida (awaiting allocation) (Family)

Centrogonia
     Centrogonia Stål, 1869 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Centrogonia Cossmann, 1900 † accepted as Cimoliocentrum Cossmann, 1908 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)

Centrolepis
     Centrolepis Egerton, 1858 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Palaeonisciformes (Order) > Palaeonisciformes (awaiting allocation) (Family)
     Centrolepis Egerton in Agassiz, 1844 † accepted as Centrolepis Egerton, 1858 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Palaeonisciformes (Order) > Palaeonisciformes (awaiting allocation) (Family)
     Centrolepis Labillardière, 1804 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Restionaceae (Family)

Centrolophus
     Centrolophus Büttikofer, 1896 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Centrolophus Lacepède, 1802 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Centrolophidae (Family)

Centromachus
 Centromachus Kraepelin, 1894 accepted as Centromachetes Lönnberg, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Scorpiones (Order) > Bothriuridae (Family)
     Centromachus Thorell & Lindström, 1885 † · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Scorpiones (Order) > Centromachidae (Family)

Centromeria
     Centromeria Strand, 1901 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Linyphiidae (Family)
     Centromeria Stål, 1870 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Centromerus
     Centromerus Dahl, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Linyphiidae (Family)
 Centromerus Chevrolat, 1842 accepted as Phytotribus Schönherr, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Centrometopia
     Centrometopia Ragonot, 1887 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
     Centrometopia Melichar, 1925 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Centronella
     Centronella M. Voigt, 1902 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > Fragilariales (Order) > Fragilariaceae (Family)
     Centronella Billings, 1859 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Tythothyrididae (Family)

Centronia
     Centronia D. Don, 1823 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Melastomataceae (Family)
 Centronia Blume, 1826 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Orobanchaceae (Family)
     Centronia Hübner, 1818 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Centronipus
     Centronipus Dejean, 1834 accepted as Centronopus Solier, 1848 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Centronipus Macquart, 1850 accepted as Centronopus Solier, 1848 (misspelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Centronotus
 Centronotus Lacepède, 1801 accepted as Naucrates Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Carangidae (Family)
 Centronotus Swainson, 1833 accepted as Muricanthus Swainson, 1840 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Muricidae (Family)
 Centronotus Bloch & Schneider, 1801 accepted as Pholis Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Pholidae (Family)

Centropelma
 Centropelma Koch, 1871 accepted as Nicodamus Simon, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Nicodamidae (Family)
 Centropelma Sclater & Salvin, 1869 accepted as Rollandia Bonaparte, 1856 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Podicipediformes (Order) > Podicipedidae (Family)

Centrophanes
     Centrophanes Cabanis, 1845 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Centrophanes Kaup, 1829 accepted as Centrophanes Kaup, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Centrophanes Gray, 1849 accepted as Centrophanes Gray, 1849 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Centrophorus
     Centrophorus Fischer de Waldheim, 1846 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
     Centrophorus Müller & Henle, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Squaliformes (Order) > Centrophoridae (Family)
 Centrophorus Chevrolat, 1839 accepted as Orphanobrentus Damoiseau, 1962 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)
 Centrophorus Kner, 1859 accepted as Pareiodon Kner, 1855 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Trichomycteridae (Family)
 Centrophorus Steindachner, 1868 accepted as Centrolophus Lacepède, 1802 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Centrolophidae (Family)

Centroplites
     Centroplites Müller, 1840 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
     Centroplites Macklot, 1830 accepted as Centroplites Macklot, 1830 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Centropodia
     Centropodia (R. Brown) H.G.L. Reichenbach, 1829 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Centropodia Hampson, 1908 accepted as Scythocentropus Speiser, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Centropogon
     Centropogon Günther, 1860 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Tetrarogidae (Family)
     Centropogon K.B. Presl, 1836 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Campanulaceae (Family)

Centropus
     Centropus Illiger, 1811 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Cuculiformes (Order) > Centropodidae (Family)
 Centropus Oken, 1816 accepted as Centropus Oken, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Centropus Kner, 1860 accepted as Caracanthus Krøyer, 1845 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Scorpaenidae (Family)
 Centropus Christoph in Romanoff, 1889 accepted as Scythocentropus Speiser, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Centropus Jakobson, 1914 accepted as Centronopus Solier, 1848 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Centrorhynchus
     Centrorhynchus Lühe in Brauer, 1911 · Animalia (Kingdom) > Acanthocephala (Phylum) > Palaeacanthocephala (Class) > Polymorphida (Order) > Centrorhynchidae (Family)
     Centrorhynchus Sartenaer, 1970 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Rhynchonellida (Order) > Trigonirhynchiidae (Family)
     Centrorhynchus Fischer von Waldheim, 1829 accepted as Ceutorhynchus Germar, 1824 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Centrorhynchus Lutz, 1913 accepted as Lasiohelea Kieffer, 1921 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ceratopogonidae (Family)

Centrosaurus
     Centrosaurus Fitzinger, 1843 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Ornithischia (Order) > Ceratopsidae (Family)
     Centrosaurus Lambe, 1904 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Centroscelis
 Centroscelis Jakovlev, 1874 accepted as Vachiria Stål, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Reduviidae (Family)
 Centroscelis Vogel in Schaufuss, 1871 accepted as Centroscelis Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Centroscelis Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Centrosis
 Centrosis O. Swartz ex Du Petit-Thouars, 1822 accepted as Calanthe R. Brown, 1821 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Centrosis O. Swartz, 1829 accepted as Limodorum Boehmer in C.G. Ludwig, 1760 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Centrospermum
 Centrospermum K.P.J. Sprengel, 1818 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Centrospermum Kunth in Humboldt, Bonpland & Kunth, 1818 accepted as Acanthospermum Schrank, 1820 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Centrospirifer
     Centrospirifer Grabau, 1931 † accepted as Centrospirifer Grabau, 1931 † (nomen nudum)· Animalia (Kingdom) > Brachiopoda (Phylum) > Brachiopoda (awaiting allocation) (Class) > Brachiopoda (awaiting allocation) (Order) > Brachiopoda (awaiting allocation) (Family)
 Centrospirifer Tien, 1938 † accepted as Cyrtospirifer Fredericks, 1924 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Cyrtospiriferidae (Family)

Centrospora
 Centrospora Neergaard, 1942 accepted as Mycocentrospora F.C. Deighton, 1972 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Pleosporales (Order) > Pleosporales incertae sedis (Family)
 Centrospora Trevisan, 1845 accepted as Elachista Duby, 1830 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Ectocarpales (Order) > Chordariaceae (Family)

Centrotypus
     Centrotypus Stål, 1866 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Membracidae (Family)
     Centrotypus Grassi, 1900 accepted as Mycterotypus Noé, 1905 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ceratopogonidae (Family)

Centrourus
     Centrourus Swainson, 1837 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Psittaciformes (Order) > Psittacidae (Family)
 Centrourus G.R. Gray, 1840 accepted as Glossopsitta Bonaparte, 1854 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Psittaciformes (Order) > Psittacidae (Family)

Centrura
     Centrura Bell, 1843 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Opluridae (Family)
 Centrura Guérin-Méneville in Delessert, 1843 accepted as Aconodes Pascoe, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Centruroides
     Centruroides Marx in Howard, 1890 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Scorpiones (Order) > Buthidae (Family)
     Centruroides Breuning, 1940 accepted as Bulbotrachystola Vitali & Yanega, 2019 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Centrurus
 Centrurus Strickland, 1841 accepted as Centrurus Strickland, 1841 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Psittaciformes (Order) > Psittacidae (Family)
 Centrurus Ehrenberg, 1829 accepted as Heterometrus Ehrenberg, 1828 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Scorpiones (Order) > Scorpionidae (Family)

Centunculus
     Centunculus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Primulaceae (Family)
 Centunculus Adanson, 1763 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)

Centurus
 Centurus Audubon, 1839 accepted as Centurus Audubon, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Psittaciformes (Order) > Psittacidae (Family)
 Centurus Swainson, 1837 accepted as Melanerpes Swainson in Richardson, 1832 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Piciformes (Order) > Picidae (Family)

Ceocephalus
     Ceocephalus Guerin-Meneville, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)
 Ceocephalus Schönherr, 1833 accepted as Uroptera Berthold in Latreille, 1827 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)

Cepa
     Cepa Thompson & Vockeroth in Thompson, 2007 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)
 Cepa O. Kuntze, 1891 accepted as Proiphys Herbert, 1821 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)
 Cepa P. Miller, 1754 accepted as Allium Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)
     Cepa Humphries, 1797 accepted as Anomia Linnaeus, 1758 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Ostreida (Order) > Anomiidae (Family)

Cepaea
     Cepaea Held, 1837 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helicidae (Family)
 Cepaea Fabricius, 1759 accepted as Sedum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Crassulaceae (Family)

Cepatia
     Cepatia Gray, 1842 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)
     Cepatia Gray, 1840 † accepted as Cepatia Gray, 1842 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)

Cephalacanthus
     Cephalacanthus Lindau, 1905 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)
     Cephalacanthus Beyrich, 1848 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Elasmobranchii (awaiting allocation) (Order) > Elasmobranchii (awaiting allocation) (Family)
     Cephalacanthus Lapworth, 1890 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
 Cephalacanthus Diesing, 1853 accepted as Protospirura Seurat, 1914 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Spiruridae (Family)
 Cephalacanthus Lacepède, 1801 accepted as Dactylopterus Lacepède, 1801 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Dactylopteridae (Family)

Cephalaspis
     Cephalaspis MacGillivray, 1921 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Diaspididae (Family)
     Cephalaspis Agassiz, 1835 † · Animalia (Kingdom) > Chordata (Phylum) > Cephalaspidomorphi (Class) > Cephalaspidiformes (Order) > Cephalaspididae (Family)

Cephalemya
     Cephalemya Robineau-Desvoidy, 1830 accepted as Cephalemyia Latreille, 1818 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Oestridae (Family)
     Cephalemya Rondani, 1856 accepted as Cephalemya Robineau-Desvoidy, 1830 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Oestridae (Family)

Cephalepis
 Cephalepis Bonaparte, 1850 accepted as Stephanoxis Simon, 1897 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Trochilidae (Family)
 Cephalepis Rafinesque, 1810 accepted as Trachipterus Goüan, 1770 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Lampriformes (Order) > Trachipteridae (Family)

Cephalia
     Cephalia Meigen, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ulidiidae (Family)
     Cephalia S.C.D. Sah & R.K. Kar, 1974 † · Plantae (Kingdom) > Acritarcha (Phylum) > (Class) > (Order) > (Family)

Cephalidium
     Cephalidium Mecznikov, 1865 (uncertain)· Animalia (Kingdom) > Gastrotricha (Phylum) > Gastrotricha (awaiting allocation) (Class) > Gastrotricha (awaiting allocation) (Order) > Gastrotricha (awaiting allocation) (Family)
 Cephalidium A. Richard, 1830 accepted as Breonia A. Richard ex A.P. de Candolle, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Cephalinus
 Cephalinus Gronow in Gray, 1854 accepted as Congiopodus Perry, 1811 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Congiopodidae (Family)
 Cephalinus Günther, 1854 accepted as Congiopodus Perry, 1811 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Congiopodidae (Family)

Cephalius
     Cephalius Fieber, 1872 accepted as Cephalius Fieber, 1872 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)
     Cephalius Fieber, 1875 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)

Cephalocera
     Cephalocera Latreille in Cuvier, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Mydidae (Family)
     Cephalocera Klug, 1834 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Cephalocladium
     Cephalocladium A.S. Lazarenko, 1946 (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnales (Order) > Sematophyllaceae (Family)
 Cephalocladium H.G.L. Reichenbach, 1829 accepted as Botrytis P. Micheli ex Persoon, 1794 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Sclerotiniaceae (Family)

Cephalocoelia
     Cephalocoelia Etallon, 1859 † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)
 Cephalocoelia Raymond, 1937 † accepted as Catillicephala Raymond, 1937 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Asaphida (Order) > Catillicephalidae (Family)

Cephaloconnus
     Cephaloconnus Franz in Newton & Franz, 1998 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Cephaloconnus Franz, 1998 accepted as Euconnus Thomson, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Cephaloconnus Franz, 1962 accepted as Euconnus Thomson, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Cephalocoris
     Cephalocoris Heer, 1853 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Lygaeidae (Family)
     Cephalocoris Stein, 1860 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Cephalocystis
     Cephalocystis A.J.K. Millar, G.W. Saunders, I.M. Strachan & G.T. Kraft, 1996 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Rhodymeniales (Order) > Rhodymeniaceae (Family)
     Cephalocystis Rees, 1962 · Chromista (Kingdom) > Miozoa (Phylum) > Gregarinomorphea (Class) > Arthrogregarida (Order) > Monocystidae (Family)

Cephalodella
     Cephalodella Bory de St. Vincent, 1827 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Cephalodella Bory de St. Vincent, 1826 · Animalia (Kingdom) > Rotifera (Phylum) > Monogononta (Class) > Ploima (Order) > Notommatidae (Family)

Cephalodendron
     Cephalodendron J.A. Steyermark in B. Maguire et al., 1972 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Cephalodendron Latreille, 1834 accepted as Phyllocerus Lepeletier & Serville, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Eucnemidae (Family)

Cephalodiscus
     Cephalodiscus M'Intosh, 1882 · Animalia (Kingdom) > Hemichordata (Phylum) > Pterobranchia (Class) > Cephalodiscida (Order) > Cephalodiscidae (Family)
 Cephalodiscus Berlese, 1916 accepted as Capitodiscus Vitzthum, 1931 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Mesostigmata (Order) > Trachyuropodidae (Family)

Cephalodonta
 Cephalodonta Chevrolat in D'Orbigny, 1842 accepted as Sceloenopla Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Cephalodonta Guérin-Méneville, 1844 accepted as Cephalodonta Chevrolat in D'Orbigny, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Cephalodonta Chevrolat in Dejean, 1836 accepted as Cephalodonta Chevrolat in D'Orbigny, 1842 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Cephalogonia
     Cephalogonia Wollaston, 1862 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Melyridae (Family)
     Cephalogonia Melichar, 1926 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)

Cephaloleia
     Cephaloleia Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Cephaloleia Guérin-Méneville, 1844 accepted as Cephaloleia Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Cephalolepis
     Cephalolepis Duméril & Bibron, 1844 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Anomalepidae (Family)
 Cephalolepis Cabanis & Heine, 1860 accepted as Stephanoxis Simon, 1897 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Trochilidae (Family)
 Cephalolepis Agassiz, 1846 accepted as Cephalepis Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Lampriformes (Order) > Trachipteridae (Family)

Cephalolepta
     Cephalolepta Diesing, 1850 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Turbellaria (awaiting allocation) (Order) > Turbellaria (awaiting allocation) (Family)
 Cephalolepta Stimpson, 1857 accepted as · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Tricladida (Order) > Procerodidae (Family)

Cephalolia
 Cephalolia Blanchard, 1845 accepted as Cephaloleia Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Cephalolia Gemminger & Harold, 1876 accepted as Cephalolia Gemminger & Harold, 1876 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Cephalolobus
     Cephalolobus Kruse, 1959 · Chromista (Kingdom) > Miozoa (Phylum) > (Class) > Eugregarinida (Order) > Cephalolobidae (Family)
     Cephalolobus Schuster, 1966 (uncertain)· Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Jungermanniales (Order) > Jungermanniaceae (Family)

Cephalomys
     Cephalomys Ameghino, 1897 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Cephalomyidae (Family)
     Cephalomys Ameghino, 1897, nom. nud. † accepted as Cephalomys Ameghino, 1897 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Cephalomyidae (Family)

Cephalonema
     Cephalonema Stimpson, 1857 accepted as Cephalonema Stimpson, 1857 (nomen dubium)· Animalia (Kingdom) > Nemertea (Phylum) > Nemertea (awaiting allocation) (Class) > Nemertea (awaiting allocation) (Order) > Nemertea (awaiting allocation) (Family)
 Cephalonema Cobb, 1893 accepted as Ironus Bastian, 1865 · Animalia (Kingdom) > Nematoda (Phylum) > Enoplea (Class) > Ironida (Order) > Ironidae (Family)
 Cephalonema Rashid, Geraert & Sharma, 1984 accepted as Macrolaimellus Andrassy, 1966 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Panagrolaimida (Order) > Cephalobidae (Family)
 Cephalonema K. Schumann ex T.A. Sprague, 1909 accepted as Clappertonia C.F. Meisner, 1837 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
 Cephalonema Pierantoni, 1916 accepted as Pierantonia Baylis & Daubney, 1926 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Drilonematida (Order) > Drilonematidae (Family)

Cephalonthus
 Cephalonthus Bernhauer, 1940 accepted as Philonthus Stephens, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Cephalonthus Blackwelder, 1952 accepted as Philonthus Stephens, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Cephalopeltis
     Cephalopeltis Müller, 1832 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Amphisbaenidae (Family)
     Cephalopeltis Duméril & Bibron, 1841 accepted as Cephalopeltis Duméril & Bibron, 1841 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)

Cephalophis
     Cephalophis Fitzinger, 1843 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
     Cephalophis K. Vollesen in I. Darbyshire, K. Vollesen & E. Kelbessa, 2010 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)
     Cephalophis Dejean, 1835 accepted as Mysteria Thomson, 1860 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Cephalophora
 Cephalophora Gray, 1842 accepted as Sylvicapra Ogilby, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)
 Cephalophora Cavanilles, 1801 accepted as Helenium Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Cephalops
 Cephalops Rafinesque, 1815 accepted as Cephalops Rafinesque, 1815 · Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
     Cephalops Fallén, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Pipunculidae (Family)

Cephalopsis
     Cephalopsis Townsend, 1912 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Oestridae (Family)
     Cephalopsis Rafinesque, 1815 accepted as Cephalopsis Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Tetraodontiformes (Order) > Diodontidae (Family)
 Cephalopsis Fitzinger, 1873 accepted as Leuciscus Cuvier, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)

Cephaloptera
     Cephaloptera Fleming, 1822 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Cephaloptera Schlegel, 1872 accepted as Cephalopterus Geoffroy, 1809 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Tyrannidae (Family)
 Cephaloptera Cuvier (ex Duméril), 1816 accepted as Mobula Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Myliobatiformes (Order) > Myliobatidae (Family)

Cephalopterus
     Cephalopterus Geoffroy, 1809 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Tyrannidae (Family)
 Cephalopterus Powrie, 1870 † accepted as Cephalopterus Powrie, 1870 † · Animalia (Kingdom) > Chordata (Phylum) > Pteraspidomorphi (Class) > Thelodontiformes (Order) > Turiniidae (Family)
 Cephalopterus Risso, 1810 accepted as Mobula Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Myliobatiformes (Order) > Myliobatidae (Family)

Cephalopus
     Cephalopus Gronov, 1762 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Hirudinoidea (awaiting allocation) (Order) > Hirudinoidea (awaiting allocation) (Family)
 Cephalopus Bütschli, 1873 accepted as Cephalobus Bastian, 1865 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Panagrolaimida (Order) > Cephalobidae (Family)
 Cephalopus Smith, 1834 accepted as Cephalophus Smith, 1827 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)
 Cephalopus Sundevall, 1846 accepted as Cephalophus Smith, 1827 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)

Cephalopyge
     Cephalopyge Hanel, 1905 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Nudibranchia (Order) > Phylliroidae (Family)
     Cephalopyge Geyer, 1988 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Agnostida (Order) > Weymouthiidae (Family)

Cephalorhynchus
     Cephalorhynchus Gray, 1846 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Delphinidae (Family)
     Cephalorhynchus Diesing, 1866 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Cephalorhyncus
 Cephalorhyncus accepted as Cephalorhynchus Gray, 1846 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Delphinidae (Family)
 Cephalorhyncus P.E. Boissier accepted as Cephalorrhynchus Boissier, 1844 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Cephalosiphon
     Cephalosiphon Hudson in Hudson & Gosse, 1886 (uncertain)· Animalia (Kingdom) > Rotifera (Phylum) > Rotifera (awaiting allocation) (Class) > Rotifera (awaiting allocation) (Order) > Rotifera (awaiting allocation) (Family)
 Cephalosiphon Ehrenberg, 1853 accepted as Beauchampia Harring, 1913 · Animalia (Kingdom) > Rotifera (Phylum) > Monogononta (Class) > Flosculariaceae (Order) > Flosculariidae (Family)

Cephalosphaera
     Cephalosphaera Enderlein, 1936 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Pipunculidae (Family)
     Cephalosphaera Warburg, 1903 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Magnoliales (Order) > Myristicaceae (Family)

Cephalosphaerus
 Cephalosphaerus Lacordaire, 1866 accepted as Strongylotes Schönherr, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Cephalosphaerus Dejean, 1835 accepted as Cephalosphaerus Lacordaire, 1866 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cephalosphodrus
     Cephalosphodrus Lassalle & Marcilhac, 1999 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Cephalosphodrus Antoine, 1954 accepted as Laemostenus Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Cephalostenus
     Cephalostenus Solier, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Cephalostenus Dejean, 1834 accepted as Cephalostenus Solier, 1838 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cephalotes
     Cephalotes Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Formicidae (Family)
 Cephalotes Geoffroy, 1810 accepted as Nyctimene Borkhausen, 1797 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Pteropodidae (Family)
 Cephalotes Bonelli, 1810 accepted as Broscus Panzer, 1813 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Cephalotes Dejean, 1828 accepted as Cephalotes Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Cephalotoma
     Cephalotoma Lesne, 1911 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Bostrichidae (Family)
     Cephalotoma Bagnall, 1949 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > (Order) > Collembola (awaiting allocation) (Family)

Cephalotrichum
     Cephalotrichum Link, 1809 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Microascales (Order) > Microascaceae (Family)
 Cephalotrichum Bruch & W.P. Schimper in Bruch, W.P. Schimper & Gümbel, 1844 accepted as · Plantae (Kingdom) > Bryophyta (Phylum) > Polytrichopsida (Class) > Polytrichales (Order) > Polytrichaceae (Family)
 Cephalotrichum M.J. Berkeley ex P.A. Saccardo, 1886 accepted as Periconia Tode, 1791 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Pleosporales (Order) > Pleosporales incertae sedis (Family)

Cephalotus
     Cephalotus Labillardière, 1806 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Oxalidales (Order) > Cephalotaceae (Family)
 Cephalotus Bonaparte, 1831 accepted as Nyctimene Borkhausen, 1797 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Pteropodidae (Family)

Cephaloxys
     Cephaloxys Signoret, 1847 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Cephaloxys Smith, 1865 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Cephaloxys Desvaux, 1809 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Juncaceae (Family)

Cephalus
 Cephalus Shaw, 1804 accepted as Mola Koelreuter, 1766 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Tetraodontiformes (Order) > Molidae (Family)
 Cephalus Basilewsky, 1855 accepted as Hypophthalmichthys Bleeker, 1860 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)
 Cephalus Bonaparte, 1846 accepted as Leuciscus Cuvier, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)
 Cephalus Lacepède (ex Plumier), 1800 accepted as Mugil Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Mugilidae (Family)

Cepheus
 Cepheus Gray, 1847 accepted as Cepheus Gray, 1847 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ardeiformes (Order) > Ardeidae (Family)
     Cepheus Koch in Panzer, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Compactozetidae (Family)
 Cepheus Nicolet, 1855 accepted as Xenillus Robineau-Desvoidy, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Xenillidae (Family)

Cephisus
     Cephisus Rafinesque, 1815 accepted as Cephisus Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Cephisus Stål, 1866 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Cephisus Fauvel, 1873 accepted as Cephisella Fagel, 1961 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Cephus
     Cephus Fleming, 1828 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Cephus Billberg, 1828 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Cephus Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Cephidae (Family)
 Cephus Oken, 1817 accepted as Cepphus Pallas, 1769 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Laridae (Family)
 Cephus Banks, 1895 accepted as Cepheus Koch in Panzer, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Compactozetidae (Family)
 Cephus Swainson, 1838 accepted as Gadus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gadiformes (Order) > Gadidae (Family)

Cepon
 Cepon Agassiz, 1846 accepted as Kepon Duvernoy, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Bopyridae (Family)
 Cepon Leidy, 1855 accepted as Kepon Duvernoy, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Bopyridae (Family)

Cepphus
     Cepphus Pallas, 1769 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Alcidae (Family)
     Cepphus Wagler, 1827 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ardeiformes (Order) > Ardeidae (Family)
 Cepphus Möhring, 1758 accepted as Cepphus Pallas, 1769 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Laridae (Family)

Cepurus
     Cepurus Schoenherr, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Cepurus Schönherr, 1833 accepted as Cepurus Schoenherr, 1834 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Ceraceopsis
     Ceraceopsis Hjortstam & Ryvarden, 2007 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricomycetidae incertae sedis (Order) > Agaricomycetidae incertae sedis (Family)
     Ceraceopsis Matsumura, 1931 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Ceraia
     Ceraia Brunner, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
 Ceraia Loureiro, 1790 accepted as Dendrobium O. Swartz, 1799 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Ceramanthus
 Ceramanthus (Kunze) Malme, 1905 accepted as Funastrum E.P.N. Fournier, 1882 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
 Ceramanthus Hasskarl, 1844 accepted as Phyllanthus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Phyllanthaceae (Family)

Cerambycites
     Cerambycites Förster, 1891 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Cerambycites Geinitz, 1839 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Cerambycites Deichmueller, 1886 † accepted as Ditomoptera Germar, 1839 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coptoclavidae (Family)

Cerambyrrhynchus
 Cerambyrrhynchus Gemminger & Harold, 1872 accepted as Cerambyrhynchus Montrouzier, 1855 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Anthribidae (Family)
     Cerambyrrhynchus Montrouzier, 1857 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Cerambyx
     Cerambyx Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Cerambyx Gistl, 1848 accepted as Cerambyx Gistl, 1848 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Cerambyx Stephens, 1831 accepted as Aromia Audinet-Serville, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Ceramiopsis
     Ceramiopsis Zavattari, 1910 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Vespidae (Family)
 Ceramiopsis Boo & Lee in Lee & Kang, 1986 accepted as Ceramium Roth, 1797 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Ceramiaceae (Family)

Ceramites
 Ceramites A. Massalongo, 1858 † accepted as · Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)
     Ceramites Liebmann in Forchhammer, 1845 † (uncertain)· Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)
     Ceramites Herrmannsen, 1846 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Ceramium
     Ceramium Roth, 1797 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Ceramiaceae (Family)
 Ceramium Wiggers, 1780 accepted as · Plantae (Kingdom) > Rhodophyta (Phylum) > (Class) > Rhodophyta (awaiting allocation) (Order) > Rhodophyceae incertae sedis (Family)
 Ceramium Blume, 1827 accepted as Thottea Rottboell, 1783 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Piperales (Order) > Aristolochiaceae (Family)
 Ceramium Gaertner ex J. Stackhouse, 1797 accepted as Palmaria Stackhouse, 1802 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Palmariales (Order) > Palmariaceae (Family)

Cerandria
 Cerandria Dejean, 1834 accepted as Gnatocerus Thunberg, 1814 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Cerandria Lucas, 1846 accepted as Cerandria Dejean, 1834 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cerandrosus
     Cerandrosus Pic, 1921 accepted as Cerandrosus Gebien, 1921 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Cerandrosus Gebien, 1921 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cerania
 Cerania S.F. Gray, 1821 accepted as Thamnolia Acharius ex Schaerer, 1850 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Pertusariales (Order) > Icmadophilaceae (Family)
 Cerania Weise, 1893 accepted as Aulacophora Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Ceranisus
     Ceranisus Walker, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eulophidae (Family)
     Ceranisus Walker in Curtis, 1829-30 accepted as Ceranisus Walker, 1842 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eulophidae (Family)

Ceranthera
 Ceranthera Palisot de Beauvois, 1808 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Violaceae (Family)
 Ceranthera S. Elliott, 1821 accepted as Dicerandra Bentham, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)
 Ceranthera Rafinesque, 1819 accepted as Solanum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Solanaceae (Family)

Ceranthus
 Ceranthus Linnaeus, 1758 accepted as Ceranthus Linnaeus, 1758 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Oleaceae (Family)
 Ceranthus Schreber, 1789 accepted as Chionanthus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Oleaceae (Family)

Ceraochalina
 Ceraochalina Lendenfeld, 1887 accepted as Callyspongia Duchassaing & Michelotti, 1864 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Haplosclerida (Order) > Callyspongiidae (Family)
     Ceraochalina Lendenfeld, 1887, nom. nud. accepted as Callyspongia Duchassaing & Michelotti, 1864 (nomen nudum)· Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Haplosclerida (Order) > Callyspongiidae (Family)

Ceraphron
     Ceraphron Jurine, 1807 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ceraphronidae (Family)
 Ceraphron Gistl & Bromme, 1850 accepted as Ceraphron Gistl & Bromme, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Cerapterus
     Cerapterus Swederus, 1788 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Cerapterus Blanchard, 1840 accepted as Cerapterocerus Westwood, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Encyrtidae (Family)

Cerasina
     Cerasina Kobelt, 1881 accepted as Cerasina Kobelt, 1881 (taxon inquirendum)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Hygrophila (Order) > Lymnaeidae (Family)
 Cerasina Copper, 1995 † accepted as Cerasinella Copper, 2015 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Atrypida (Order) > Lissatrypidae (Family)

Cerasphorus
     Cerasphorus Dejean, 1835 accepted as Cerasphorus Audinet-Serville, 1834 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Cerasphorus Audinet-Serville, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Ceraspis
     Ceraspis Lepeletier & Serville, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Ceraspis Schlüter, 1887 † accepted as Grossaspis White & Moy-Thomas, 1940 † · Animalia (Kingdom) > Chordata (Phylum) > Placodermi (Class) > Antiarcha (Order) > Antiarcha (awaiting allocation) (Family)

Cerastes
     Cerastes Poli, 1791 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cerastes Laurenti, 1768 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Viperidae (Family)
     Cerastes Rafinesque, 1815 accepted as Cerastes Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
     Cerastes Wagler, 1830 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Cerastis
     Cerastis Ochsenheimer, 1816 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Cerastis Kolbe, 1883 accepted as Cerastipsocus Kolbe, 1884 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Psocoptera (Order) > Psocidae (Family)

Cerastoma
     Cerastoma Quélet, 1875 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Melanosporales (Order) > Ceratostomataceae (Family)
 Cerastoma Gray, 1847 accepted as Cerastoma Gray, 1847 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Muricidae (Family)
 Cerastoma Koch, 1839 accepted as Phalangium Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Phalangiidae (Family)

Cerastus
     Cerastus Martens, 1860 accepted as Cerastus Martens, 1860 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Cerastidae (Family)
     Cerastus Dejean, 1821 accepted as Polydrusus Germar, 1817 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Ceratanthera
 Ceratanthera Lestiboudois, 1841 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zingiberales (Order) > Zingiberaceae (Family)
     Ceratanthera Hornemann, 1813 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zingiberales (Order) > Zingiberaceae (Family)

Cerataspis
 Cerataspis Uchida, 1934 accepted as Acerataspis Uchida, 1934 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
     Cerataspis Gray, 1828 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Aristeidae (Family)

Cerataulina
     Cerataulina Hendel, 1907 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Lauxaniidae (Family)
     Cerataulina H. Peragallo ex F. Schütt in Engler & Prantl, 1896 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Mediophyceae (Class) > Hemiaulales (Order) > Hemiaulaceae (Family)

Ceratella
     Ceratella (Quélet) Bigeard & H. Guillemin, 1913 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Cantharellales (Order) > Clavulinaceae (Family)
     Ceratella Seyrig, 1952 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
     Ceratella J.D. Hooker, 1844 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Ceratella Gray, 1868 accepted as Solanderia Duchassaing & Michelin, 1846 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Solanderiidae (Family)
 Ceratella Patouillard, 1887 accepted as Ceratellopsis Konrad & Maublanc, 1937 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Gomphales (Order) > Gomphaceae (Family)
     Ceratella Ulrich, 1890 † accepted as Ceratella Ulrich, 1890 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)

Ceratia
     Ceratia H. Adams & A. Adams, 1852 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Iravadiidae (Family)
     Ceratia Adanson, 1763 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Ceratia Brauer & Bergenstamm, 1889 accepted as Ceracia Rondani, 1865 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
 Ceratia Chapuis, 1876 accepted as Aulacophora Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Ceratias
     Ceratias Gistl, 1834 accepted as Ceratias Gistl, 1834 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Ceratias Krøyer, 1845 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Lophiiformes (Order) > Ceratiidae (Family)
     Ceratias Robertson, 1903 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Megachilidae (Family)

Ceratina
     Ceratina Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Apidae (Family)
 Ceratina Goës, 1894 accepted as Zoyaella Loeblich & Tappan, 1962 · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Miliolida (Order) > Fischerinidae (Family)
 Ceratina Menge, 1868 accepted as Ceratinella Emerton, 1882 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Linyphiidae (Family)

Ceratinella
     Ceratinella Emerton, 1882 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Linyphiidae (Family)
 Ceratinella Jordan, 1964 † accepted as Ceritta Jordan, 1970 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)
 Ceratinella Soshkina, 1941 † accepted as Schlueteria Wedekind, 1922 · Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Ceratiopsis
 Ceratiopsis Vozzhennikova in Ju.A. Orlov, 1963 † accepted as Cerodinium T.F. Vozzhennikova in Ju.A. Orlov, 1963 † · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Peridiniales (Order) > Peridiniaceae (Family)
     Ceratiopsis De Wildeman, 1896 accepted as Ceratiopsis De Wildeman, 1896 (nomen dubium)· Protozoa (Kingdom) > Amoebozoa (Phylum) > Ceratiomyxomycetes (Class) > Ceratiomyxales (Order) > Ceratiomyxaceae (Family)

Ceratistes
     Ceratistes Fischer de Waldheim, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Melyridae (Family)
 Ceratistes Labouret accepted as Eriosyce R.A. Philippi, 1872 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)

Ceratites
     Ceratites de Haan, 1825 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ceratitida (Order) > Ceratitidae (Family)
     Ceratites Herrmannsen, 1846 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)
     Ceratites Rehn & Hebard, 1909 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)
 Ceratites S.F. Gray, 1821 accepted as Cerastites S.F. Gray, 1821 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Papaveraceae (Family)
 Ceratites Agassiz, 1846 accepted as Ceratitis MacLeay, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tephritidae (Family)
 Ceratites Audinet-Serville, 1835 accepted as Titoceres Thomson, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Ceratites Solander ex J. Miers, 1878 accepted as Rudgea R.A. Salisbury, 1807 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Ceratium
     Ceratium Schrank, 1793 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Gonyaulacales (Order) > Ceratiaceae (Family)
 Ceratium Thienemann, 1828 accepted as Phycita Curtis, 1828 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
 Ceratium Blume, 1825 accepted as Eria J. Lindley, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Ceratium Agassiz, 1846 accepted as Keratella Bory de St. Vincent, 1822 · Animalia (Kingdom) > Rotifera (Phylum) > Monogononta (Class) > Ploima (Order) > Brachionidae (Family)
 Ceratium Gistl, 1848 accepted as Phycita Curtis, 1828 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
 Ceratium J.B. Albertini & L.D. Schweinitz, 1805 accepted as Ceratiomyxa J. Schröter in Engler & Prantl, 1889 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Ceratiomyxomycetes (Class) > Ceratiomyxales (Order) > Ceratiomyxaceae (Family)

Ceratobasis
 Ceratobasis Lacordaire, 1848 accepted as Coptocephala Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Ceratobasis Smith, 1860 accepted as Basiceros Schulz, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Formicidae (Family)

Ceratocarpus
     Ceratocarpus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)
 Ceratocarpus J. Velenovský & L. Viniklár, 1931 † accepted as · Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)

Ceratocephala
     Ceratocephala Jakovlev, 1879 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Ceratocephala Moench, 1794 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Ranunculaceae (Family)
     Ceratocephala Warder, 1838 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Lichida (Order) > Selenopeltidae (Family)
 Ceratocephala Malmgren, 1867 accepted as Ceratocephale Malmgren, 1867 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Nereididae (Family)

Ceratocephale
     Ceratocephale Malmgren, 1867 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Nereididae (Family)
 Ceratocephale Ehlers, 1868 accepted as Ceratocephale Ehlers, 1868 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Nereididae (Family)

Ceratocephalus
     Ceratocephalus Woodward, 1877 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Sphaeromatidae (Family)
     Ceratocephalus Orghidan, 1948 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
 Ceratocephalus C.H. Persoon, 1805 accepted as Ceratocephala Moench, 1794 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Ranunculaceae (Family)
 Ceratocephalus O. Kuntze, 1891 accepted as Acmella L.C.M. Richard in Persoon, 1807 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Ceratochaete
 Ceratochaete H. Sydow & P. Sydow, 1917 accepted as Dysrhynchis F.E. Clements, 1909 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetidae incertae sedis (Order) > Parodiopsidaceae (Family)
 Ceratochaete Lunell, 1915 accepted as Zizania Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Ceratochaetops
     Ceratochaetops Mesnil, 1970 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
 Ceratochaetops Mesnil in Lindner, 1954 accepted as Ceratochaetops Mesnil, 1970 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Ceratocheilus
     Ceratocheilus Wesché, 1910 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tipulidae (Family)
 Ceratocheilus Miranda Ribeiro, 1918 accepted as Auchenipterus Valenciennes in Cuvier & Valenciennes, 1840 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Auchenipteridae (Family)

Ceratochilus
     Ceratochilus Blume, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Ceratochilus G. Loddiges in C. Loddiges, 1829 accepted as Stanhopea Frost ex W.J. Hooker, 1829 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Ceratochlamys
     Ceratochlamys Habe, 1946 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helicarionidae (Family)
     Ceratochlamys Bokermann, 1961 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Ceratocladium
     Ceratocladium Corda, 1839 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Ceratocladium Patouillard, 1898 accepted as Xylocladium Sydow ex Lindau in Engler & Prantl, 1900 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Xylariales (Order) > Xylariaceae (Family)

Ceratocolax
     Ceratocolax Rosenvinge, 1898 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gigartinales (Order) > Phyllophoraceae (Family)
     Ceratocolax Vervoort, 1965 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Bomolochidae (Family)

Ceratoconcha
     Ceratoconcha Kramberger-Gorjanovic, 1889 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Sessilia (Order) > Pyrgomatidae (Family)
     Ceratoconcha Simroth, 1907 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)

Ceratoconus
     Ceratoconus Borgmeier, 1928 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Phoridae (Family)
     Ceratoconus Chen & Chang, 1980 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Monoplacophora (Class) > Monoplacophora (awaiting allocation) (Order) > Monoplacophora (awaiting allocation) (Family)

Ceratocrates
     Ceratocrates Harold, 1880 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Ceratocrates Ohaus, 1910 accepted as Gnathogolofa Arrow, 1914 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Ceratocystis
     Ceratocystis Jaekel, 1901 † · Animalia (Kingdom) > Echinodermata (Phylum) > Stylophora (Class) > Cornuta (Order) > Cornuta (awaiting allocation) (Family)
     Ceratocystis J.B. Ellis & Halsted, 1890 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Microascales (Order) > Ceratocystidaceae (Family)

Ceratoderus
 Ceratoderus Gemminger & Harold, 1870 accepted as Ceratoderus Gemminger & Harold, 1870 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Ceratoderus Westwood, 1841 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Ceratoderus Blanchard, 1845 accepted as Notoxus Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Anthicidae (Family)
 Ceratoderus Mulsant, 1851 accepted as Epimetopus Lacordaire, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Epimetopidae (Family)

Ceratodes
     Ceratodes O. Kuntze, 1891 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)
 Ceratodes Guilding, 1828 accepted as Marisa Gray, 1824 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Architaenioglossa (Order) > Ampullariidae (Family)

Ceratodiscus
     Ceratodiscus Simpson & Henderson, 1901 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cycloneritimorpha (Order) > Helicinidae (Family)
     Ceratodiscus S.H. Meakin, 1938 † · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)

Ceratodon
     Ceratodon S.E. Bridel, 1826 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Dicranales (Order) > Ditrichaceae (Family)
 Ceratodon Brünnich, 1772 accepted as Monodon Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Monodontidae (Family)
 Ceratodon Brisson, 1762 accepted as Monodon Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Monodontidae (Family)
 Ceratodon Wagler, 1830 accepted as Kerodon Cuvier, 1824 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Caviidae (Family)

Ceratodus
     Ceratodus Agassiz, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Dipnoi (Class) > Ceratodontiformes (Order) > Ceratodontidae (Family)
     Ceratodus Agassiz in Egerton, 1837 † accepted as Ceratodus Agassiz, 1838 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Dipnoi (Class) > Ceratodontiformes (Order) > Ceratodontidae (Family)

Ceratogaster
 Ceratogaster Dalla Torre, 1901 accepted as Ceratogastra Ashmead, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
 Ceratogaster Corda in Sturm, 1841 accepted as Elaphomyces C.G.D. Nees, 1820 · Fungi (Kingdom) > Ascomycota (Phylum) > Eurotiomycetes (Class) > Eurotiales (Order) > Elaphomycetaceae (Family)

Ceratogonia
     Ceratogonia Melichar, 1926 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Ceratogonia Kolbe, 1899 accepted as Apogonia Kirby, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Ceratographis
     Ceratographis Gahan, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Ceratographis Gahan, 1887 accepted as Eutrichillus Bates, 1885 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Ceratogymna
     Ceratogymna Bonaparte, 1854 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Coraciiformes (Order) > Bucerotidae (Family)
     Ceratogymna Bonaparte, 1854, nom. nud. accepted as Ceratogymna Bonaparte, 1854 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Coraciiformes (Order) > Bucerotidae (Family)

Ceratoides
     Ceratoides Herrmannsen, 1846 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Ceratoides Catlow, 1845 accepted as Ceratoides Catlow, 1845 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Ceratoides Agassiz, 1845 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Ceratoides Gagnebin, 1755 accepted as Krascheninnikovia Gueldenstaedt, 1772 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)

Ceratolepis
 Ceratolepis Gross, 1933 † accepted as Lepadolepis White & Moy-Thomas, 1940 † · Animalia (Kingdom) > Chordata (Phylum) > Placodermi (Class) > Antiarcha (Order) > Antiarcha (awaiting allocation) (Family)
 Ceratolepis G.O. Sars, 1883 accepted as Sarsius Tonini, da Silva, Serpa Filho & Freitas, 2016 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Lophogastrida (Order) > Lophogastridae (Family)
 Ceratolepis Chapuis, 1869 accepted as Cnemonyx Eichhoff, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Ceratolithus
     Ceratolithus Kamptner, 1950 · Chromista (Kingdom) > Haptophyta (Phylum) > Coccolithophyceae (Class) > Unallocated nannoliths (Order) > Ceratolithaceae (Family)
     Ceratolithus Lu, 1963 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Asaphida (Order) > Asaphida (awaiting allocation) (Family)
     Ceratolithus Lu, 1959 † accepted as Ceratolithus Lu, 1963 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Asaphida (Order) > Asaphida (awaiting allocation) (Family)

Ceratolophus
     Ceratolophus Barboza de Bocage, 1873 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Gekkonidae (Family)
     Ceratolophus Kieffer, 1899 accepted as Johannseniella Williston, 1907 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ceratopogonidae (Family)

Ceratoma
 Ceratoma Gowdey, 1921 accepted as Ceratoma Gowdey, 1921 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Ceratoma Dozier, 1922 accepted as Cerotoma Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Ceratoma Borchmann, 1916 accepted as Ceratoma Borchmann, 1916 (taxon inquirendum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Ceratomus
 Ceratomus Semenov, 1899 † accepted as Ceratomus Semenov, 1899 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Euechinoidea incertae sedis (Order) > Pygaulidae (Family)
 Ceratomus Dalman, 1822 accepted as Cratomus Dalman, 1820 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)

Ceratomyia
     Ceratomyia Felt, 1911 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Cecidomyiidae (Family)
     Ceratomyia Fedotova, 1991 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Cecidomyiidae (Family)

Ceratonema
     Ceratonema Persoon, 1822 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetes incertae sedis (Order) > Dothideomycetes incertae sedis (Family)
     Ceratonema Hampson, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Limacodidae (Family)

Ceratonia
     Ceratonia Boisduval, 1870 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Ceratonia Costa, 1839 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
     Ceratonia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Ceratopacha
 Ceratopacha Stephens, 1835 accepted as Ceratopacha Stephens, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Ceratopacha Aurivillius, 1909 accepted as Eucraera Tams, 1930 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lasiocampidae (Family)

Ceratopales
 Ceratopales Howard, 1901 accepted as Ceropales Latreille, 1796 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pompilidae (Family)
 Ceratopales Schulz, 1906 accepted as Ceropales Latreille, 1796 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pompilidae (Family)

Ceratophallus
 Ceratophallus D. S. Brown & Mandahl-Barth, 1973 accepted as Afrogyrorbis Starobogatov, 1967 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Hygrophila (Order) > Planorbidae (Family)
     Ceratophallus Cope, 1893 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Ceratophora
 Ceratophora Gistl, 1848 accepted as Ceratophora Gistl, 1848 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Ceratophora Gray, 1832-35 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Agamidae (Family)
 Ceratophora Schütt in Engler & Prantl, 1896 accepted as Ceratium Schrank, 1793 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Gonyaulacales (Order) > Ceratiaceae (Family)
     Ceratophora Humboldt, 1793 accepted as Ceratophora Humboldt, 1793 (nomen dubium)· Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Gloeophyllales (Order) > Gloeophyllaceae (Family)
 Ceratophora Heinemann, 1870 accepted as Brachmia Hübner, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Gelechiidae (Family)
 Ceratophora Guenée, 1858 accepted as Sorocaba Moore in Jones, 1883 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Phiditiidae (Family)

Ceratophorus
 Ceratophorus Sonder, 1850 accepted as Suregada Roxburgh ex Rottler, 1803 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)
 Ceratophorus Dall, 1882 accepted as Ceratozona Dall, 1882 · Animalia (Kingdom) > Mollusca (Phylum) > Polyplacophora (Class) > Ischnochitonida (Order) > Ischnochitonidae (Family)
     Ceratophorus Shuckard, 1837 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Ceratophorus Dall, 1882, nom. nud. accepted as Ceratozona Dall, 1882 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Polyplacophora (Class) > Ischnochitonida (Order) > Ischnochitonidae (Family)
 Ceratophorus Diesing, 1850 accepted as Tripos Bory de Saint-Vincent, 1823 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Gonyaulacales (Order) > Ceratiaceae (Family)
     Ceratophorus Gistl, 1848 accepted as Cerasphorus Audinet-Serville, 1834 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Ceratophorus Gemminger & Harold, 1872 accepted as Cerasphorus Audinet-Serville, 1834 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Ceratophyes
     Ceratophyes Comas & Escola, 1989 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Leiodidae (Family)
 Ceratophyes Anonymous, 1990 accepted as Ceretophyes Fresneda, 1998 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Leiodidae (Family)

Ceratophyllum
     Ceratophyllum Gürich, 1896 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Rugosa (Order) > Rugosa (awaiting allocation) (Family)
 Ceratophyllum M. Choisy, 1951 accepted as Hypogymnia (Nylander) Nylander, 1896 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Parmeliaceae (Family)
     Ceratophyllum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ceratophyllales (Order) > Ceratophyllaceae (Family)

Ceratophytum
 Ceratophytum Agassiz, 1846 accepted as Ceratophytum Agassiz, 1846 · Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Ceratophytum Leach in Samouelle, 1819 accepted as Cerophytum Latreille, 1809 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerophytidae (Family)
 Ceratophytum H. Pittier, 1928 accepted as Tanaecium O. Swartz, 1788 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Bignoniaceae (Family)

Ceratopipra
     Ceratopipra Bonaparte, 1854, nom. nud. accepted as Ceratopipra Bonaparte, 1854 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Pipridae (Family)
     Ceratopipra Bonaparte, 1854 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Pipridae (Family)

Ceratoplatus
     Ceratoplatus Schmitz, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Phoridae (Family)
     Ceratoplatus Duméril in Cuvier, 1800 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)

Ceratopora
     Ceratopora von Hagenow, 1851 (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
     Ceratopora Grabau, 1899 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Tabulata (Order) > Auloporidae (Family)
 Ceratopora Hickson, 1911 accepted as Ceratoporella Hickson, 1912 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Agelasida (Order) > Astroscleridae (Family)

Ceratops
     Ceratops Rafinesque, 1815 accepted as Ceratops Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Ceratops Marsh, 1888 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Ornithischia (Order) > Ceratopsidae (Family)

Ceratopsis
     Ceratopsis Ulrich, 1894 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Palaeocopida (Order) > Quadrijugatoridae (Family)
 Ceratopsis Thiele, 1898 accepted as Ceratopsion Strand, 1928 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Axinellida (Order) > Raspailiidae (Family)
 Ceratopsis J. Lindley, 1840 accepted as Epipogium Gmelin ex Borkhausen, 1792 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Ceratopterus
 Ceratopterus Gemminger & Harold, 1868 accepted as Cerapterus Swederus, 1788 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Ceratopterus Giraud, 1873 accepted as Cerapterus Swederus, 1788 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Ceratorhina
 Ceratorhina Gray, 1840 accepted as Cerorhinca Bonaparte, 1828 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Laridae (Family)
 Ceratorhina Westwood, 1843 accepted as Dicronorhina Hope, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Ceratorhiza
     Ceratorhiza R.T. Moore, 1987 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Cantharellales (Order) > Ceratobasidiaceae (Family)
     Ceratorhiza Hirashima, 1978 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Colletidae (Family)

Ceratorhynchus
     Ceratorhynchus Hampson, 1893 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Ceratorhynchus Sundevall, 1836 accepted as Ceratorhynchus Sundevall, 1836 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Ceratorhynchus Agassiz in Spix & Agassiz, 1829 accepted as Ageneiosus Lacepède, 1803 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Auchenipteridae (Family)

Ceratorrhina
 Ceratorrhina Blanchard, 1850 accepted as Dicronorhina Hope, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Ceratorrhina Bonaparte, 1830 accepted as Cerorhinca Bonaparte, 1828 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Laridae (Family)

Ceratosaurus
     Ceratosaurus Marsh, 1884 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Saurischia (Order) > Ceratosauridae (Family)
     Ceratosaurus Galton, 1977 † accepted as Ceratosaurus Galton, 1977 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Saurischia (awaiting allocation) (Family)

Ceratosepalum
 Ceratosepalum D. Oliver, 1894 accepted as Triumfetta Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
 Ceratosepalum Oersted, 1863 accepted as Passiflora Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Passifloraceae (Family)

Ceratosoma
     Ceratosoma Verhoeff, 1897 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Chordeumatida (Order) > Craspedosomatidae (Family)
 Ceratosoma Cresson, 1865 accepted as Ceratogastra Ashmead, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
     Ceratosoma A. Adams & Reeve, 1850 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Nudibranchia (Order) > Chromodorididae (Family)

Ceratospermum
     Ceratospermum P. Micheli, 1729 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Ceratospermum Persoon, 1807 accepted as Ceratocarpus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)

Ceratostema
 Ceratostema Ruiz & Pavón, 1956 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)
     Ceratostema A.L. Jussieu, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)

Ceratostoma
     Ceratostoma Herrmannsen, 1846 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Muricidae (Family)
 Ceratostoma Saccardo, 1876 accepted as Arxiomyces P.F. Cannon & D.L. Hawksworth, 1983 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Melanosporales (Order) > Ceratostomataceae (Family)
 Ceratostoma E.M. Fries, 1818 accepted as Melanospora Corda, 1837 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Melanosporales (Order) > Ceratostomataceae (Family)

Ceratotheca
     Ceratotheca Novak, 1891 † · Animalia (Kingdom) > Hyolitha (Phylum) > (Class) > Orthothecida (Order) > Orthothecida (awaiting allocation) (Family)
     Ceratotheca Endlicher, 1832 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Pedaliaceae (Family)

Ceratrichodes
     Ceratrichodes Hesse, 1866 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Ascidicolidae (Family)
 Ceratrichodes Bate, 1867 accepted as Ceratrichodes Hesse, 1866 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Ascidicolidae (Family)

Ceratuncus
     Ceratuncus Petersen, 1957 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tineidae (Family)
 Ceratuncus Razowski, 1986 accepted as Monoceratuncus Razowski, 1992 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)

Ceraturgus
     Ceraturgus Wiedemann, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Asilidae (Family)
     Ceraturgus Rondani, 1856 accepted as Ceraturgus Wiedemann, 1824 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Asilidae (Family)

Cerbera
     Cerbera Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
 Cerbera Burmeister, 1837 accepted as Coereba Vieillot, 1807 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)

Cerberus
     Cerberus Cuvier, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
 Cerberus Silveira, 2008 accepted as Mischocyttarus Saussure, 1853 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Vespidae (Family)

Cerbia
     Cerbia Walker, 1858 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Cerbia R. Below, 1981 † accepted as Tenua Eisenack, 1958 † · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Gonyaulacales (Order) > Areoligeraceae (Family)

Cercaetus
 Cercaetus Trouessart, 1898 accepted as Trichosurus Lesson, 1828 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Diprotodontia (Order) > Phalangeridae (Family)
 Cercaetus Burmeister, 1837 accepted as Trichosurus Lesson, 1828 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Diprotodontia (Order) > Phalangeridae (Family)

Cercaria
     Cercaria O.F. Müller, 1773 accepted as (nomen dubium)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda incertae sedis (Order) > (Family)
 Cercaria Müller, 1786 accepted as Cercaria O.F. Müller, 1773 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda incertae sedis (Order) > (Family)

Cerceis
     Cerceis Rafinesque, 1815 accepted as Cerceis Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Polychaeta (awaiting allocation) (Order) > Polychaeta (awaiting allocation) (Family)
     Cerceis H. Milne Edwards, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Sphaeromatidae (Family)
 Cerceis Menge, 1866 accepted as Cercidia Thorell, 1869 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Araneidae (Family)
 Cerceis Gistl, 1848 accepted as Hippopus Lamarck, 1799 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Cardiidae (Family)

Cerchysiopsis
     Cerchysiopsis Girault, 1922 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Encyrtidae (Family)
 Cerchysiopsis Hoffer, 1959 accepted as Allocerchysius Hoffer, 1963 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Encyrtidae (Family)

Cercidium
 Cercidium P.-A. Dangeard, 1888 accepted as · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Chlamydomonadaceae (Family)
 Cercidium L.R. Tulasne, 1844 accepted as Parkinsonia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Cercidocerus
     Cercidocerus Guérin in Schönherr, 1838 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Cercidocerus Guerin-Meneville, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dryophthoridae (Family)

Cercis
     Cercis Gistl, 1848 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Cercis Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Cercomyopsis
     Cercomyopsis Sandberger, 1887 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cercomyopsis Meek, 1871 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cercophaena
     Cercophaena Bonaparte, 1854, nom. nud. accepted as Chiroxiphia Cabanis, 1847 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Pipridae (Family)
 Cercophaena Bonaparte, 1854 accepted as Chiroxiphia Cabanis, 1847 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Pipridae (Family)

Cercophora
     Cercophora Fuckel, 1870 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Sordariales (Order) > Lasiosphaeriaceae (Family)
     Cercophora Herrich-Schäffer, 1856 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Cercophora Miers, 1874 accepted as Lecythis Loefling, 1758 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Lecythidaceae (Family)

Cercopidium
     Cercopidium Westwood, 1854 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Cercopidium Heer, 1865 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Cercopithecus
     Cercopithecus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cercopithecidae (Family)
     Cercopithecus Blumenbach, 1779 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cebidae (Family)
     Cercopithecus Gronovius, 1763 accepted as (unavailable name)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cercopithecidae (Family)
 Cercopithecus Brünnich, 1772 accepted as Cercopithecus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cercopithecidae (Family)

Cercospora
     Cercospora Fresenius, 1863 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Capnodiales (Order) > Mycosphaerellaceae (Family)
 Cercospora Fuckel, 1863 accepted as Pseudocercospora Spegazzini, 1910 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Capnodiales (Order) > Mycosphaerellaceae (Family)

Cercosporites
     Cercosporites E.S. Salmon, 1903 † · Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)
     Cercosporites M.C. Stopes, 1913 † · Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)

Cercus
     Cercus Hong, 1982 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Odonata (awaiting allocation) (Family)
 Cercus Latreille, 1796 accepted as Kateretes Herbst in Jablonsky, 1793 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Kateretidae (Family)
 Cercus Hogg, 1845 accepted as Circus Lacepède, 1799 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Accipitriformes (Order) > Accipitridae (Family)

Cerea
     Cerea Sørensen, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Assamiidae (Family)
 Cerea L.M.A. du P. Thouars, 1805 accepted as Elaeocarpus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Cerea D.F.L. von Schlechtendal accepted as Paspalum Linnaeus, 1759 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Cereatta
     Cereatta Staręga, 1992 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Assamiidae (Family)
     Cereatta Roewer, 1935 accepted as Cereatta Staręga, 1992 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Assamiidae (Family)

Cerebrina
 Cerebrina Acharius, 1782 accepted as Cerebrina Acharius, 1782 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cestoda (awaiting allocation) (Order) > Cestoda (awaiting allocation) (Family)
     Cerebrina Patterson, 1986 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lagenida (Order) > Lagenidae (Family)

Cereopsis
     Cereopsis Latham, 1801 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Anseriformes (Order) > Anatidae (Family)
     Cereopsis Dejean, 1836 accepted as Cereopsius Pascoe, 1857 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Cereopsis Kent, 1870 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Octocorallia incertae sedis (Order) > Octocorallia incertae sedis (Family)
     Cereopsis R. Mottram, 2014 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)

Cererithyris
     Cererithyris Buckman, 1917 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Terebratulidae (Family)
     Cererithyris Buckman, 1914 † accepted as Cererithyris Buckman, 1917 † (nomen nudum)· Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Terebratulidae (Family)

Ceresia
     Ceresia Uvarov, 1928 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
 Ceresia Persoon, 1805 accepted as Paspalum Linnaeus, 1759 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Ceretophyes
     Ceretophyes Fresneda, 1998 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Leiodidae (Family)
 Ceretophyes Comas & Escolà, 1989 accepted as Ceretophyes Fresneda, 1998 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Leiodidae (Family)
 Ceretophyes Newton, 1998 accepted as Ceretophyes Fresneda, 1998 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Leiodidae (Family)

Cereus
     Cereus Ilmoni, 1830 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Actiniaria (Order) > Sagartiidae (Family)
     Cereus P. Miller, 1754 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)

Ceria
     Ceria Scopoli, 1763 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Bibionidae (Family)
 Ceria Fabricius, 1794 accepted as Ceriana Rafinesque, 1815 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)

Ceriomyces
 Ceriomyces Corda in J. Sturm, 1837 accepted as Ptychogaster Corda, 1838 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Polyporales (Order) > Fomitopsidaceae (Family)
 Ceriomyces Murrill, 1909 accepted as Boletus E.M. Fries, 1821 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Boletales (Order) > Boletaceae (Family)

Cerion
     Cerion Massee, 1901 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Rhytismatales (Order) > Rhytismataceae (Family)
     Cerion Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Cerionidae (Family)

Ceriosporella
     Ceriosporella A.R. Cavaliere, 1966 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Microascales (Order) > Halosphaeriaceae (Family)
 Ceriosporella Berlese, 1894 accepted as Lophiostoma Cesati & De Notaris, 1863 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Pleosporales (Order) > Lophiostomataceae (Family)

Ceriscus
 Ceriscus J. Gaertner, 1788 accepted as Catunaregam N.M. Wolf, 1776 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Ceriscus C.G.D. Nees von Esenbeck, 1825 accepted as Catunaregam N.M. Wolf, 1776 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Cerithella
 Cerithella Philippi, 1853 † accepted as Ceritella Lycett, 1850 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cephalaspidea (Order) > Cephalaspidea (awaiting allocation) (Family)
 Cerithella Cossmann, 1896 † accepted as Cerithiella Verrill, 1882 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ptenoglossa (Order) > Cerithiopsidae (Family)

Cerithiella
     Cerithiella Verrill, 1882 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ptenoglossa (Order) > Newtoniellidae (Family)
 Cerithiella Cossmann, 1896 † accepted as Ceritella Lycett, 1850 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cephalaspidea (Order) > Cephalaspidea (awaiting allocation) (Family)

Cerium
     Cerium Loureiro, 1790 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Primulaceae (Family)
 Cerium Link, 1807 accepted as Cerion Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Cerionidae (Family)

Cerkesia
     Cerkesia Monari, 2003 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Lucinidae (Family)
     Cerkesia Moiseev, 1944 † accepted as (nomen dubium)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa incertae sedis (Class) > (Order) > (Family)

Cerna
     Cerna Boucek, 1988 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)
     Cerna Klimaszewski in Klimaszewski et al., 1974 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Cerna Bonaparte, 1833 accepted as Epinephelus Bloch, 1793 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Serranidae (Family)

Cernina
     Cernina Gray, 1842 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Ampullinidae (Family)
     Cernina Gray, 1840 † accepted as Cernina Gray, 1842 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Ampullinidae (Family)

Cernua
 Cernua Schaeffer, 1761 accepted as Gymnocephalus Bloch, 1793 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Percidae (Family)
 Cernua Fleming, 1828 accepted as Gymnocephalus Bloch, 1793 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Percidae (Family)
 Cernua Agassiz, 1846 accepted as Cerna Bonaparte, 1833 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Serranidae (Family)
 Cernua Costa, 1849 accepted as Epinephelus Bloch, 1793 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Serranidae (Family)

Ceroctena
     Ceroctena Guenée, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Ceroctena C. Carré & D. Carré, 1991 accepted as Attenboroughctena Ceccolini & Cianferoni, 2020 · Animalia (Kingdom) > Ctenophora (Phylum) > Tentaculata (Class) > Cydippida (Order) > Pleurobrachiidae (Family)
     Ceroctena Rondani, 1856 accepted as Dictenidia Brullé, 1833 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tipulidae (Family)

Ceroctenus
     Ceroctenus Rafinesque, 1815 accepted as Ceroctenus Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Ceroctenus Audinet-Serville, 1832 accepted as Poekilosoma Audinet-Serville, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Ceroctenus Dejean, 1835 accepted as Ceroctenus Audinet-Serville, 1832 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Ceroctis
     Ceroctis de Marseul, 1870 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Meloidae (Family)
     Ceroctis Gahan in Kaszab, 1983 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Cerodon
 Cerodon Wagler, 1830 accepted as Kerodon Cuvier, 1824 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Caviidae (Family)
 Cerodon Waterhouse, 1848 accepted as Kerodon Cuvier, 1824 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Caviidae (Family)
     Cerodon S.A. Hammer, 2013 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Aizoaceae (Family)

Cerogenia
 Cerogenia Agassiz, 1846 accepted as Ceragenia Audinet-Serville, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Cerogenia Gemminger & Harold, 1872 accepted as Ceragenia Audinet-Serville, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Ceroglossa
 Ceroglossa Desmarest in Chenu, 1851-22 accepted as Ceroglossus Solier in Baudi & Truqui, 1848 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Ceroglossa Géhin, 1876 accepted as Ceroglossus Solier in Baudi & Truqui, 1848 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Ceroglossa Chaudoir, 1878 accepted as Parena Motschoulsky, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Ceroglossus
     Ceroglossus Solier in Baudi & Truqui, 1848 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Ceroglossus de Chaudoir, 1856 accepted as Harpaglossus Motschoulsky, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Ceromya
     Ceromya Agassiz, 1842 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Pholadomyoida (Order) > Ceratomyidae (Family)
     Ceromya Robineau-Desvoidy, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Ceropachys
 Ceropachys Burlini, 1953 accepted as Cryptocephalus Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Ceropachys Costa, 1847 accepted as Corticus Latreille in Cuvier, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Zopheridae (Family)

Cerophora
     Cerophora d'Orbigny, 1836 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cerophora Rafinesque, 1838 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fagales (Order) > Myricaceae (Family)
 Cerophora Rafinesque, 1808 accepted as Lycoperdon Persoon, 1801 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricaceae (Family)
     Cerophora Robineau-Desvoidy, 1863 accepted as Eloceria Robineau-Desvoidy, 1863 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Cerophorus
 Cerophorus de Blainville, 1816 accepted as Boselaphus de Blainville, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)
 Cerophorus de Laporte, 1840 accepted as Psilotus Fischer de Waldheim, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Nitidulidae (Family)

Ceropia
 Ceropia Agassiz, 1846 accepted as Ceropia Agassiz, 1846 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Ceropia accepted as Ceropria Laporte & Brullé, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Ceroplastus
     Ceroplastus Heyden in Heyden, Reitter & Weise, 1883 accepted as Ceroplastus Heyden in Heyden, Reitter & Weise, 1883 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Ceroplastus Seidlitz, 1888 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Ceroplastus Heydon, 1891 accepted as Plastocerus Schaum, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Plastoceridae (Family)

Ceroplatus
     Ceroplatus Schellenberg, 1803 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Phoridae (Family)
 Ceroplatus Fabricius, 1798 accepted as Keroplatus Bosc, 1792 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Keroplatidae (Family)

Ceroplesis
     Ceroplesis Serville, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Ceroplesis Dejean, 1835 accepted as Ceroplesis Serville, 1835 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Ceropoda
     Ceropoda Michener, 1949 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Saturniidae (Family)
     Ceropoda Smith, 1894 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Ceropria
     Ceropria Laporte & Brullé, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Ceropria Gistl, 1848 accepted as Ceropria Laporte & Brullé, 1831 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Ceropsis
 Ceropsis Dall, 1871 accepted as Milneria Dall, 1881 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Carditidae (Family)
 Ceropsis Gay & Solier, 1839 accepted as Psuchocephalus Latreille, 1828 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cerosterna
     Cerosterna Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Cerosterna Redtenbacher in Huegel, 1844 accepted as Cerosterna Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Cerostoma
     Cerostoma Latreille, 1802-03 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Plutellidae (Family)
 Cerostoma Conrad, 1837 accepted as Ceratostoma Herrmannsen, 1846 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Muricidae (Family)

Cerotoma
 Cerotoma Blanchard, 1845 accepted as Cerotoma Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Cerotoma Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Cerous
 Cerous Agassiz, 1846 accepted as Cerous Agassiz, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phasmatodea (Order) > Diapheromeridae (Family)
 Cerous d'Orbigny & Gervais, 1847 accepted as Cervus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Cervidae (Family)

Certhiparus
     Certhiparus Hodgson in Gray, 1844 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Timaliidae (Family)
     Certhiparus de Lafresnaye, 1842 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Paridae (Family)

Cervaria
     Cervaria Walker, 1866 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tineidae (Family)
 Cervaria Linnaeus, 1787 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)
 Cervaria N.M. Wolf, 1776 accepted as Peucedanum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
 Cervaria Gray, 1867 accepted as Lynx Kerr, 1792 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Felidae (Family)

Cervicapra
 Cervicapra de Blainville, 1816 accepted as Redunca Smith, 1827 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)
 Cervicapra Sparrman, 1780 accepted as Antilope Pallas, 1766 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)

Cervicoris
     Cervicoris Hsiao & Cheng, 1977 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Cervicoris Slater, 1982 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Lygaeidae (Family)

Cervina
 Cervina Gray, 1857 † accepted as Cernina Gray, 1842 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Ampullinidae (Family)
     Cervina S.F. Gray, 1828 (uncertain)· Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Fucales (Order) > Sargassaceae (Family)

Cervinoconnus
 Cervinoconnus Franz, 1961 accepted as Euconnus Thomson, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Cervinoconnus Franz, 1991 accepted as Euconnus Thomson, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Cervulus
     Cervulus Szépligeti, 1904 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Braconidae (Family)
 Cervulus de Blainville, 1816 accepted as Muntiacus Rafinesque, 1815 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Cervidae (Family)

Cerycium
     Cerycium Erdos, 1946 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Chalcididae (Family)
     Cerycium Philippi, 1841 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cerylonopsis
 Cerylonopsis Heinze, 1944 accepted as Philothermopsis Heinze, 1944 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerylonidae (Family)
     Cerylonopsis Handlirsch, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerylonidae (Family)

Cerynia
     Cerynia Snellen, 1891 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Cerynia Stål, 1860 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Cesatia
     Cesatia Endlicher, 1838 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
 Cesatia Rabenhorst, 1850 accepted as Trullula Cesati, 1852 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Cespitana
     Cespitana Fagot, 1884 accepted as Cespitana Fagot, 1884 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cespitana Caziot, 1908 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cestotrema
 Cestotrema Simon, 1903 accepted as Tigidia Simon, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Barychelidae (Family)
 Cestotrema Morozov, 1960 accepted as Gymnophallus Odhner, 1900 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Strigeidida (Order) > Gymnophallidae (Family)

Cestracion
     Cestracion Schaeffer, 1760 accepted as Cestracion Schaeffer, 1760 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Cestracion Walbaum, 1792 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Heterodontiformes (Order) > Heterodontidae (Family)
 Cestracion Agassiz, 1846 accepted as Cestracion Agassiz, 1846 · Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Cestracion Gill, 1862 accepted as Sphyrna Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Carcharhiniformes (Order) > Sphyrnidae (Family)
 Cestracion Klein, 1776 accepted as Sphyrna Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Carcharhiniformes (Order) > Sphyrnidae (Family)
 Cestracion Oken, 1817 accepted as Heterodontus Blainville, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Heterodontiformes (Order) > Heterodontidae (Family)
 Cestracion Ogilby, 1916 accepted as Sphyrna Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Carcharhiniformes (Order) > Sphyrnidae (Family)

Cestraeus
 Cestraeus Agassiz, 1845 accepted as Cestraeus Agassiz, 1845 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Eleotridae (Family)
     Cestraeus Valenciennes in Cuvier & Valenciennes, 1836 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Mugilidae (Family)

Cestreus
     Cestreus McClelland, 1842 accepted as Cestreus McClelland, 1842 (nomen dubium)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Eleotridae (Family)
 Cestreus Walbaum (ex Klein), 1792 accepted as Mugil Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Mugilidae (Family)
 Cestreus Gronow in Gray, 1854 accepted as Cynoscion Gill, 1861 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Sciaenidae (Family)

Cestrinus
     Cestrinus Cassini in F. Cuvier, 1817 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Cestrinus Erichson, 1842 accepted as Isopteron Hope, 1841 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cestrophorus
     Cestrophorus Redtenbacher, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
 Cestrophorus Agassiz, 1843 † accepted as Centrophorus Müller & Henle, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Squaliformes (Order) > Centrophoridae (Family)

Cestrus
     Cestrus Townes, 1966 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
 Cestrus accepted as Cestreus Gronow in Gray, 1854 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Sciaenidae (Family)

Ceterach
 Ceterach A.P. de Candolle, 1805 accepted as Asplenium Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Aspleniaceae (Family)
 Ceterach Willdenow, 1804 accepted as Asplenium Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Aspleniaceae (Family)

Ceto
     Ceto Gistel, 1848 · Animalia (Kingdom) > Echinodermata (Phylum) > Holothuroidea (Class) > Dendrochirotida (Order) > Psolidae (Family)
 Ceto Simon, 1874 accepted as Cetonana Strand, 1929 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Trachelidae (Family)

Cetophyllum
     Cetophyllum Wedekind, 1927 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Cetophyllum Lang, Smith & Thomas, 1940 † accepted as Ketophyllum Wedekind, 1927 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Rugosa (Order) > Chonophyllidae (Family)

Cetostoma
     Cetostoma Zugmayer, 1914 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cetomimiformes (Order) > Cetomimidae (Family)
 Cetostoma Zugmayer, 1940 accepted as Cetostoma Zugmayer, 1914 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cetomimiformes (Order) > Cetomimidae (Family)

Cetotheriophanes
     Cetotheriophanes Brandt, 1873 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Balaenopteridae (Family)
     Cetotheriophanes Spasski, 1954 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Cetacea (awaiting allocation) (Family)

Cetus
     Cetus Brisson, 1762 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Delphinidae (Family)
 Cetus Oken, 1816 accepted as Cetus Oken, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Physeteridae (Family)
 Cetus Billberg, 1828 accepted as Physeter Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Physeteridae (Family)
 Cetus Wagler, 1830 accepted as Globicephala Lesson, 1828 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Delphinidae (Family)

Ceuthorhynchideus
 Ceuthorhynchideus Schaum, 1859 accepted as Ceutorhynchus Germar, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Ceuthorhynchideus Rye, 1864 accepted as Ceutorhynchus Germar, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Ceuthorrhynchidius
 Ceuthorrhynchidius Schultze, 1901 accepted as Trichosirocalus Colonnelli, 1979 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Ceuthorrhynchidius Gemminger & Harold, 1871 accepted as Ceutorhynchus Germar, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Ceuthorrhynchidius Champion, 1907 accepted as Ceutorhynchus Germar, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Ceuthorrhynchus
 Ceuthorrhynchus Gemminger & Harold, 1871 accepted as Ceutorhynchus Germar, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Ceuthorrhynchus Champion, 1907 accepted as Ceutorhynchus Germar, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Ceuthorrhynchus Schoenherr, 1837 accepted as Ceutorhynchus Germar, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Ceuthospora
 Ceuthospora P.P. Burbridge & C.J. Felix, 1976 † accepted as · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
     Ceuthospora R.K. Greville, 1826 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Phacidiaceae (Family)
 Ceuthospora H.A. Crum & L.E. Anderson, 1958 accepted as · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Funariales (Order) > Ephemeraceae (Family)
 Ceuthospora E.M. Fries, 1825 accepted as Pyrenophora E.M. Fries, 1849 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Pleosporales (Order) > Pleosporaceae (Family)

Ceuthosporella
     Ceuthosporella Petrak & H. Sydow, 1923 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Ceuthosporella F. von Höhnel, 1929 accepted as Helhonia B.C. Sutton, 1980? · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Ceylonia
     Ceylonia Lichtwardt, 1909 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Nemestrinidae (Family)
     Ceylonia Buckton, 1891 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Ceylonia Thompson & Scott in Herdman, 1903 accepted as Lourinia Wilson, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Louriniidae (Family)

Ceyx
     Ceyx de Lacepède, 1799 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Coraciiformes (Order) > Alcedinidae (Family)
     Ceyx Duméril, 1805 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)

Chabaudiella
     Chabaudiella Diaz-Ungria, 1963 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Diplotriaenidae (Family)
     Chabaudiella Diaz-Ungria, 1964 † (uncertain)· Animalia (Kingdom) > Nematoda (Phylum) > Nematoda (awaiting allocation) (Class) > Nematoda (awaiting allocation) (Order) > Nematoda (awaiting allocation) (Family)

Chabertia
     Chabertia Railliet & Henry, 1909 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Chabertiidae (Family)
     Chabertia (M. Gandoger) M. Gandoger, 1886 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rosaceae (Family)

Chabraea
 Chabraea Bubani, 1899 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Lythraceae (Family)
     Chabraea Adanson, 1763 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Lythraceae (Family)
 Chabraea A.P. de Candolle, 1812 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Chaca
     Chaca Gray, 1831 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Chacidae (Family)
 Chaca Valenciennes, 1832 accepted as Chaca Gray, 1831 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Chacidae (Family)

Chaceus
     Chaceus Pretzmann, 1965 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Pseudothelphusidae (Family)
     Chaceus Pretzmann, 1971 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Pseudothelphusidae (Family)
 Chaceus Berthold in Latreille, 1827 accepted as Chalceus Cuvier, 1818 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Characiformes (Order) > Chalceidae (Family)

Chacoana
     Chacoana Holmberg, 1903 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Chacoana Holmberg, 1887 accepted as Chacoana Holmberg, 1887 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Chaelinus
 Chaelinus Basilewsky & Grundmann, 1954 accepted as Chlaenius Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Chaelinus Lučnik, 1933 accepted as Chaelinus Basilewsky & Grundmann, 1954 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Chaenobryttus
 Chaenobryttus Cope, 1865 accepted as Lepomis Rafinesque, 1819 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Centrarchidae (Family)
 Chaenobryttus Gill, 1864 accepted as Lepomis Rafinesque, 1819 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Centrarchidae (Family)

Chaenocarpus
     Chaenocarpus Rebentisch, 1804 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Xylariales (Order) > Xylariaceae (Family)
 Chaenocarpus Léveillé, 1843 accepted as Chaenocarpus Rebentisch, 1804 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Xylariales (Order) > Xylariaceae (Family)
 Chaenocarpus Necker ex A.H.L. Jussieu in F. Cuvier, 1817 accepted as Spermacoce Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Chaenocarpus K.P.J. Sprengel, 1831 accepted as Chaenocarpus Rebentisch, 1804 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Xylariales (Order) > Xylariaceae (Family)

Chaenocephalus
     Chaenocephalus Regan, 1913 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Channichthyidae (Family)
 Chaenocephalus Grisebach, 1861 accepted as Verbesina Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Chaenopsetta
     Chaenopsetta Gill, 1864 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Pleuronectiformes (Order) > Paralichthyidae (Family)
     Chaenopsetta Gill, 1861 accepted as Paralichthys Girard, 1858 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Pleuronectiformes (Order) > Paralichthyidae (Family)

Chaenostoma
     Chaenostoma Stimpson, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Macrophthalmidae (Family)
 Chaenostoma Bentham, 1836 accepted as Sutera A.W. Roth, 1807 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Scrophulariaceae (Family)

Chaenotheca
     Chaenotheca (Th. Fries) Th. Fries, 1860 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanoromycetidae incertae sedis (Order) > Coniocybaceae (Family)
 Chaenotheca Urban, 1902 accepted as Chascotheca Urban, 1904 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Phyllanthaceae (Family)

Chaerephon
     Chaerephon Dobson, 1878 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Molossidae (Family)
 Chaerephon Godman, 1900 accepted as Yvretta Hemming, 1935 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)

Chaeropithecus
 Chaeropithecus de Blainville, 1839 accepted as Papio Erxleben, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cercopithecidae (Family)
 Chaeropithecus Sénéchal, 1839 accepted as Papio Erxleben, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cercopithecidae (Family)
 Chaeropithecus Gray, 1870 accepted as Mandrillus Ritgen, 1824 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cercopithecidae (Family)

Chaerorhinus
 Chaerorhinus Chevrolat, 1861 accepted as Chaerocephalus Chevrolat, 1861 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Chaerorhinus Schaum, 1859 accepted as Choerorhinus Fairmaire, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Chaetacanthus
     Chaetacanthus Seidler, 1922 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Polynoidae (Family)
 Chaetacanthus C.G.D. Nees in J. Lindley, 1836 accepted as Dyschoriste C.G.D. Nees in Wallich, 1832 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)

Chaetanthera
     Chaetanthera Ruiz & Pavon, 1794 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Chaetanthera Nuttall, 1834 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Chaetaspis
     Chaetaspis Bollman, 1887 · Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Polydesmida (Order) > Macrosternodesmidae (Family)
 Chaetaspis H. Sydow & P. Sydow, 1917 accepted as Rhagadolobium P.C. Hennings & Lindau, 1896 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Parmulariales (Order) > Parmulariaceae (Family)
 Chaetaspis Nishijima, 1954 accepted as Togeciphus Nishijima, 1955 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chloropidae (Family)
 Chaetaspis Borgmeier, 1960 accepted as Chaetaspidia Borgmeier, 1961 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Phoridae (Family)

Chaetasterina
     Chaetasterina Hess, 1970 † · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Valvatida (Order) > Chaetasteridae (Family)
 Chaetasterina Bubák in Handel-Mazzetti, 1909 accepted as Chaetothyrium Spegazzini, 1888 · Fungi (Kingdom) > Ascomycota (Phylum) > Eurotiomycetes (Class) > Chaetothyriales (Order) > Chaetothyriaceae (Family)

Chaetetes
 Chaetetes Fischer de Waldheim, 1830 † accepted as Chaetetes Eichwald, 1829 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Suberitida (Order) > Suberitidae (Family)
     Chaetetes Eichwald, 1829 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Suberitida (Order) > Suberitidae (Family)

Chaetiana
     Chaetiana Rafinesque, 1814 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
     Chaetiana Rafinesque, 1815 accepted as Chaetiana Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)

Chaetobranchus
     Chaetobranchus Heckel, 1840 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Cichlidae (Family)
 Chaetobranchus Bourne, 1890 accepted as Branchiodrilus Michaelsen, 1900 · Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Haplotaxida (Order) > Naididae (Family)
 Chaetobranchus Verrill, 1873 accepted as Enoplobranchus Webster, 1879 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Terebellida (Order) > Terebellidae (Family)

Chaetocarpus
     Chaetocarpus Thwaites, 1854 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Peraceae (Family)
 Chaetocarpus Schreber, 1789 accepted as Pouteria Aublet, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Sapotaceae (Family)
 Chaetocarpus P.A. Karsten, 1889 accepted as Veluticeps (M.C. Cooke) Patouillard, 1894 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Gloeophyllales (Order) > Gloeophyllaceae (Family)

Chaetocera
 Chaetocera Weise in Erichson, 1884 accepted as Phratora Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Chaetocera Agassiz, 1846 accepted as Chetocera Robineau-Desvoidy, 1830 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sciomyzidae (Family)

Chaetoceras
     Chaetoceras Kützing, 1847 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Ceramiaceae (Family)
     Chaetoceras Warren, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Uraniidae (Family)
     Chaetoceras Handschin, 1926 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > (Order) > Collembola (awaiting allocation) (Family)

Chaetocercus
     Chaetocercus Gray, 1855 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Trochilidae (Family)
 Chaetocercus Krefft, 1867 accepted as Dasycercus Peters, 1875 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Dasyuromorphia (Order) > Dasyuridae (Family)

Chaetochilus
     Chaetochilus Stephens, 1834 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Chaetochilus M. Vahl, 1804 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Solanaceae (Family)

Chaetocinus
 Chaetocinus Anonymous, 1972 accepted as Leptacinus Erichson, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Chaetocinus Coiffait, 1968 accepted as Leptacinus Erichson, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Chaetocladus
 Chaetocladus R.P. Whitfield, 1894 † accepted as · Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)
     Chaetocladus J. Nelson, 1866 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Gnetopsida (Class) > Gnetales (Order) > Ephedraceae (Family)

Chaetocnema
     Chaetocnema Stephens, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Chaetocnema Duda, 1926 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)

Chaetococcus
     Chaetococcus Maskell, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pseudococcidae (Family)
     Chaetococcus F.T. Kützing, 1849 · Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)

Chaetodactyla
     Chaetodactyla Tschitscherin, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Chaetodactyla Champion, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dascillidae (Family)

Chaetoderma
 Chaetoderma Kützing, 1843 accepted as · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gigartinales (Order) > Cruoriaceae (Family)
     Chaetoderma E. Parmasto, 1968 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Russulales (Order) > Stereaceae (Family)
 Chaetoderma Moser, 1907 accepted as Chaetoderma Moser, 1907 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Chaetoderma Lovén, 1844 · Animalia (Kingdom) > Mollusca (Phylum) > Aplacophora (Class) > Chaetodermatida (Order) > Chaetodermatidae (Family)
 Chaetoderma Swainson, 1839 accepted as Chaetodermis Swainson, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Tetraodontiformes (Order) > Monacanthidae (Family)

Chaetodiaptomus
 Chaetodiaptomus Kiefer, 1978 accepted as Diaptomus Westwood in Partington, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Calanoida (Order) > Diaptomidae (Family)
 Chaetodiaptomus Stepanova in Borutzky, Stepanova & Kos, 1991 accepted as Diaptomus Westwood in Partington, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Calanoida (Order) > Diaptomidae (Family)

Chaetodiscus
 Chaetodiscus Lütken, 1864 accepted as Scaphechinus A. Agassiz, 1864 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Clypeasteroida (Order) > Scutellidae (Family)
     Chaetodiscus Steudel, 1855 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Eriocaulaceae (Family)

Chaetogaster
 Chaetogaster Macquart, 1851 accepted as Chetogaster Macquart, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
 Chaetogaster de Lapouge, 1931 accepted as Carabus Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Chaetogaster Baer, 1827 · Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Haplotaxida (Order) > Naididae (Family)

Chaetolepas
     Chaetolepas Buckeridge & Newman, 2006 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Ibliformes (Order) > Idioiblidae (Family)
     Chaetolepas Studer, 1889 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Ibliformes (Order) > Idioiblidae (Family)

Chaetoleucopis
     Chaetoleucopis Frey, 1936 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Chaetoleucopis Malloch, 1932 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chamaemyiidae (Family)

Chaetomus
     Chaetomus Czerny, 1924 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Heleomyzidae (Family)
 Chaetomus McClelland, 1844 accepted as Coilia Gray, 1830 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Clupeiformes (Order) > Engraulidae (Family)

Chaetomyia
     Chaetomyia Brauer & Bergenstamm, 1891 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Chaetomyia Leicester, 1908 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Culicidae (Family)

Chaetonema
     Chaetonema Nowakowski, 1876 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chaetophorales (Order) > Aphanochaetaceae (Family)
     Chaetonema Filipjev, 1927 · Animalia (Kingdom) > Nematoda (Phylum) > Enoplea (Class) > Enoplida (Order) > Anoplostomatidae (Family)

Chaetoneura
 Chaetoneura Felder & Felder, 1862 accepted as Antigonus Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)
 Chaetoneura Malloch, 1909 accepted as Chaetoneurophora Malloch, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Phoridae (Family)

Chaetopedia
     Chaetopedia Pascher, 1939 · Chromista (Kingdom) > Ochrophyta (Phylum) > Xanthophyceae (Class) > Tribonematales (Order) > Heteropediaceae (Family)
 Chaetopedia Skuja, 1948 accepted as Crucigloea C.J. Soeder, 1978 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Sphaeropleales (Order) > Radiococcaceae (Family)

Chaetopeltis
     Chaetopeltis Berthold, 1878 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chaetopeltidales (Order) > Chaetopeltidaceae (Family)
 Chaetopeltis P.A. Saccardo in Tassi, 1898 accepted as Tassia H. Sydow & P. Sydow, 1919 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Chaetophloeus
 Chaetophloeus Opitz, 2004 accepted as Silveirasia Nemesio, 2006 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cleridae (Family)
     Chaetophloeus Leconte, 1876 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Chaetophora
     Chaetophora Schrank, 1783 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chaetophorales (Order) > Chaetophoraceae (Family)
     Chaetophora Kirby, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Byrrhidae (Family)
 Chaetophora S.E. Bridel, 1818 accepted as Calyptrochaeta Desvaux, 1825 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hookeriales (Order) > Hookeriaceae (Family)

Chaetophorella
     Chaetophorella B. Gaillon, 1833 (uncertain)· Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chaetophorales (Order) > Chaetophoraceae (Family)
     Chaetophorella Börner, 1940 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Chaetophorites
     Chaetophorites P. Fliche, 1886 † (uncertain)· Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chaetophorales (Order) > Chaetophoraceae (Family)
     Chaetophorites Pratje, 1922 † accepted as (nomen dubium)· Animalia (Kingdom) > Trace fossils (Phylum) > (Class) > (Order) > (Family)

Chaetophorus
 Chaetophorus Kirby & Spence, 1828 accepted as Chaetophora Kirby, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Byrrhidae (Family)
 Chaetophorus Schouteden, 1906 accepted as Chaitophorus Koch, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphididae (Family)
 Chaetophorus Fuchs, 1912 accepted as Chaetoptelius Fuchs in Reitter, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Chaetoplaca
 Chaetoplaca H. Skuja, 1969 accepted as · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlorophyceae (awaiting allocation) (Order) > Chlorophyceae (awaiting allocation) (Family)
     Chaetoplaca H. Sydow & P. Sydow, 1917 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Capnodiales (Order) > Schizothyriaceae (Family)

Chaetopogon
     Chaetopogon Janchen, 1913 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Chaetopogon Rye, 1881 accepted as Pogochaetia Staudinger, 1879 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Gelechiidae (Family)

Chaetoprocta
     Chaetoprocta Brauer & Bergenstamm, 1891 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Chaetoprocta de Nicéville, 1890 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)

Chaetopsis
     Chaetopsis Greville, 1825 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Chaetopsis Mitten, 1864 accepted as · Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Jungermanniales (Order) > Pseudolepicoleaceae (Family)
     Chaetopsis Loew, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ulidiidae (Family)

Chaetopterus
     Chaetopterus Cuvier, 1830 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Chaetopterida (Order) > Chaetopteridae (Family)
 Chaetopterus Schlegel in Temminck & Schlegel, 1844 accepted as Pristipomoides Bleeker, 1852 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Lutjanidae (Family)

Chaetopyrena
     Chaetopyrena Passerini in De Notaris, 1881 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Chaetopyrena P.A. Saccardo, 1883 accepted as Keissleriella F. von Höhnel, 1919 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Pleosporales (Order) > Lentitheciaceae (Family)

Chaetosiphon
     Chaetosiphon Mordvilko, 1914 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphididae (Family)
     Chaetosiphon Huber, 1893 · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Bryopsidales (Order) > Chaetosiphonaceae (Family)

Chaetosoma
     Chaetosoma Westwood, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chaetosomatidae (Family)
 Chaetosoma Claparède, 1863 accepted as Drepanonema Cobb, 1933 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Desmodorida (Order) > Draconematidae (Family)
 Chaetosoma Chevrolat in D'Orbigny, 1843 accepted as Apodasya Pascoe, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Chaetosoma Dejean, 1835 accepted as Chaetosoma Chevrolat in D'Orbigny, 1843 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Chaetospermella
 Chaetospermella C.E. Chardon & R.A. Toro, 1934 accepted as Spermochaetella Ciferri, 1954 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Chaetospermella H.A. Naumov, 1929 accepted as Chaetospermum P.A. Saccardo, 1892 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Chaetospermum
     Chaetospermum P.A. Saccardo, 1892 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Chaetospermum Swingle, 1913 accepted as Swinglea Merrill, 1927 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)

Chaetospira
     Chaetospira Lachmann, 1856 · Chromista (Kingdom) > Ciliophora (Phylum) > Spirotrichea (Class) > Hypotrichida (Order) > Spirofilidae (Family)
 Chaetospira S.F. Blake, 1935 accepted as Pseudelephantopus Rohr, 1792 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Chaetospora
 Chaetospora L. Faurel & G. Schotter, 1965 accepted as Neochaetospora B.C. Sutton & K.V. Sankaran, 1991 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Chaetospora R. Brown, 1810 accepted as Schoenus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Cyperaceae (Family)
 Chaetospora C.A. Agardh, 1824 accepted as Naccaria Endlicher, 1836 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Bonnemaisoniales (Order) > Naccariaceae (Family)

Chaetostachys
     Chaetostachys Bentham in Wallich, 1830 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)
 Chaetostachys Valeton, 1911 accepted as Chaetostachydium Airy Shaw, 1965 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Chaetostigme
     Chaetostigme Pascoe, 1875 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Chaetostigme H. Sydow & P. Sydow, 1917 accepted as Wentiomyces Koorders, 1907 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetes incertae sedis (Order) > Pseudoperisporiaceae (Family)

Chaetostoma
     Chaetostoma Tschudi, 1846 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Loricariidae (Family)
     Chaetostoma A.P. de Candolle, 1828 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Melastomataceae (Family)
     Chaetostoma Rondani, 1869 accepted as Chetostoma Rondani, 1856 (misspelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tephritidae (Family)

Chaetotrichum
 Chaetotrichum H. Sydow, 1927 accepted as Annellophora S.J. Hughes, 1952 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Chaetotrichum L. Rabenhorst, 1844 accepted as Chaetosporium Corda in J. Sturm, 1833 · Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)

Chaetura
     Chaetura Stephens in Shaw, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Apodidae (Family)
 Chaetura Metschnikoff, 1865 accepted as Dichaetura Lauterborn, 1913 · Animalia (Kingdom) > Gastrotricha (Phylum) > (Class) > Chaetonotida (Order) > Dichaeturidae (Family)

Chaeturus
 Chaeturus Host ex Saint-Lager in Cariot, 1889 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)
 Chaeturus Link, 1800 accepted as Chaetopogon Janchen, 1913 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Chagasia
     Chagasia Cruz, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Culicidae (Family)
 Chagasia Léger, 1911 accepted as Chagasella Machado, 1912 · Chromista (Kingdom) > Miozoa (Phylum) > Coccidiomorphea (Class) > Adeleida (Order) > Adeleidae (Family)

Chailletia
     Chailletia Jaczewski, 1913 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Diaporthales (Order) > Valsaceae (Family)
 Chailletia P.A. Karsten, 1871 accepted as Karstenia E.M. Fries in P.A. Karsten, 1885 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Rhytismatales (Order) > Rhytismatales incertae sedis (Family)
 Chailletia A.P. de Candolle, 1811 accepted as Dichapetalum L.M.A.A. Du Petit-Thouars, 1806 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Dichapetalaceae (Family)
 Chailletia Fuckel, 1863 accepted as Truncatella R.L. Steyaert, 1949 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Amphisphaeriales (Order) > Bartaliniaceae (Family)

Chalaenosoma
     Chalaenosoma Jacoby, 1893 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Chalaenosoma Scherer, 1969 accepted as Chaloenosoma Jacoby, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Chalarus
     Chalarus Walker, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Pipunculidae (Family)
 Chalarus Fåhraeus, 1872 accepted as Sthenias Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Chalcas
     Chalcas Buquet, 1839 accepted as Chalcas Buquet, 1839 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Chalcas Linnaeus, 1767 accepted as Murraya J.G. König ex Linnaeus, 1771 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)

Chalcidellia
     Chalcidellia Girault, 1927 accepted as Chalcidellia Girault, 1927 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Chalcidellia Girault, 1924 accepted as Trigonura Sichel, 1866 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Chalcididae (Family)

Chalcides
     Chalcides Laurenti, 1768 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Scincidae (Family)
 Chalcides Rüppell, 1835 accepted as Chrysococcyx Boie, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Cuculiformes (Order) > Cuculidae (Family)

Chalcinus
 Chalcinus Valenciennes in Cuvier & Valenciennes, 1850 accepted as Triportheus Cope, 1872 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Characiformes (Order) > Triportheidae (Family)
 Chalcinus Rafinesque, 1815 accepted as Chalcis Fabricius, 1787 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Chalcididae (Family)

Chalcis
     Chalcis Merrem, 1820 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
 Chalcis Cuvier, 1800 accepted as Chalcides Laurenti, 1768 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Scincidae (Family)
     Chalcis Fabricius, 1787 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Chalcididae (Family)
     Chalcis Wagler, 1830 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Gymnophthalmidae (Family)

Chalcites
     Chalcites Heer, 1856 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Chalcites Lesson, 1830 accepted as Chrysococcyx Boie, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Cuculiformes (Order) > Cuculidae (Family)

Chalcodermus
     Chalcodermus Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Chalcodermus Schönherr, 1837 accepted as Chalcodermus Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Chalcogenia
     Chalcogenia Thomson, 1879 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
     Chalcogenia Saunders, 1871 accepted as Chalcogenia Saunders, 1871 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Chalcolampra
     Chalcolampra Blanchard, 1853 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Chalcolampra de Saussure, 1863 accepted as Polyzosteria Burmeister, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Blattidae (Family)

Chalcomyia
     Chalcomyia Williston, 1885 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)
 Chalcomyia Röder, 1886 accepted as Metallicomyia Röder, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Calliphoridae (Family)

Chalconotus
     Chalconotus Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Chalconotus Reiche, 1841 accepted as Chalconotus Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Chalcoparia
     Chalcoparia Cabanis, 1851 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Nectariniidae (Family)
 Chalcoparia Crotch, 1873 accepted as Spintherophyta Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Chalcophana
     Chalcophana Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Chalcophana Chevrolat, 1843 accepted as Chalcophana Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Chalcophana Erichson, 1847 accepted as Chalcophana Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Chalcophanes
     Chalcophanes Temminck, 1825 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Icteridae (Family)
     Chalcophanes Reichenbach, 1853 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Piciformes (Order) > Galbulidae (Family)

Chalcophora
     Chalcophora Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Chalcophora Giebel, 1872 accepted as Chalcoparia Cabanis, 1851 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Nectariniidae (Family)
 Chalcophora Solier, 1833 accepted as Chalcophora Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Chalcophoropsis
     Chalcophoropsis Saunders, 1871 accepted as Chalcophoropsis Saunders, 1871 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
     Chalcophoropsis Thomson, 1878 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Chalcoplacis
 Chalcoplacis sensu Baly, 1865 accepted as Lamprosphaerus Baly, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Chalcoplacis Erichson, 1847 accepted as Chalcoplacis Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Chalcoplacis Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Chalcoplia
     Chalcoplia Saunders, 1871 accepted as Chalcoplia Saunders, 1871 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
     Chalcoplia Thomson, 1879 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Chalcopoecila
     Chalcopoecila Saunders, 1871 accepted as Chalcopoecila Saunders, 1871 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
     Chalcopoecila Thomson, 1878 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Chalcopteroides
     Chalcopteroides Gebien, 1948 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Chalcopteroides Strand, 1935 accepted as Chalcopteroides Gebien, 1948 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Chalcopterus
     Chalcopterus Reichenbach, 1852 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Chalcopterus Blessig, 1861 accepted as Chalcopteroides Gebien, 1948 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Chalcurella
     Chalcurella Girault, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eucharitidae (Family)
 Chalcurella Gussakovskiĭ, 1940 accepted as Eucharis Latreille, 1804 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eucharitidae (Family)

Chalcurus
     Chalcurus Bonaparte, 1854 accepted as Chalcurus Bonaparte, 1854 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Chalcurus Gray, 1855 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Chalepus
     Chalepus Thunberg, 1805 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Chalepus Walker, 1851 accepted as Philagra Stål, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphrophoridae (Family)
 Chalepus Macleay, 1819 accepted as Dyscinetus Harold, 1869 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Chalia
     Chalia Walker, 1858 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Chalia Moore, 1877 accepted as Chaliella Betrem, 1952 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Heterogynidae (Family)

Chalina
     Chalina Bowerbank, 1862 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Haplosclerida (Order) > Chalinidae (Family)
 Chalina Grant, 1861 accepted as Haliclona Grant, 1841 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Haplosclerida (Order) > Chalinidae (Family)

Chalinella
 Chalinella Lendenfeld, 1887 accepted as Callyspongia Duchassaing & Michelotti, 1864 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Haplosclerida (Order) > Callyspongiidae (Family)
     Chalinella Lendenfeld, 1887, nom. nud. accepted as Callyspongia Duchassaing & Michelotti, 1864 (nomen nudum)· Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Haplosclerida (Order) > Callyspongiidae (Family)

Chalinissa
 Chalinissa Lendenfeld, 1887 accepted as Axinella Schmidt, 1862 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Axinellida (Order) > Axinellidae (Family)
     Chalinissa Lendenfeld, 1887, nom. nud. accepted as Axinella Schmidt, 1862 (nomen nudum)· Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Axinellida (Order) > Axinellidae (Family)

Chalinodendron
 Chalinodendron Lendenfeld, 1887 accepted as Chalinula Schmidt, 1868 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Haplosclerida (Order) > Chalinidae (Family)
     Chalinodendron Lendenfeld, 1887, nom. nud. accepted as Chalinula Schmidt, 1868 (nomen nudum)· Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Haplosclerida (Order) > Chalinidae (Family)

Chalinopora
 Chalinopora Lendenfeld, 1887 accepted as Callyspongia Duchassaing & Michelotti, 1864 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Haplosclerida (Order) > Callyspongiidae (Family)
     Chalinopora Lendenfeld, 1887, nom. nud. accepted as Callyspongia Duchassaing & Michelotti, 1864 (nomen nudum)· Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Haplosclerida (Order) > Callyspongiidae (Family)

Chalinopsilla
 Chalinopsilla Lendenfeld, 1888 accepted as Dactylia Carter, 1885 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Haplosclerida (Order) > Callyspongiidae (Family)
     Chalinopsilla Lendenfeld, 1887 accepted as Chalinopsilla Lendenfeld, 1888 (nomen nudum)· Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Haplosclerida (Order) > Callyspongiidae (Family)

Chalinopsis
 Chalinopsis Schmidt, 1870 accepted as Agelas Duchassaing & Michelotti, 1864 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Agelasida (Order) > Agelasidae (Family)
 Chalinopsis Lendenfeld, 1887 accepted as Chalinopsilla Lendenfeld, 1888 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Haplosclerida (Order) > Callyspongiidae (Family)

Chalinorhaphis
 Chalinorhaphis Lendenfeld, 1887 accepted as Petrosia Vosmaer, 1885 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Petrosiida (Order) > Petrosiidae (Family)
     Chalinorhaphis Lendenfeld, 1887, nom. nud. accepted as Petrosia Vosmaer, 1885 (nomen nudum)· Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Haplosclerida (Order) > Chalinidae (Family)

Chalinura
     Chalinura Dalman, 1826 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Hersiliidae (Family)
 Chalinura Goode & Bean, 1883 accepted as Coryphaenoides Gunnerus, 1765 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gadiformes (Order) > Macrouridae (Family)

Challengeria
     Challengeria Thomson, 1877 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Challengeria Murray, 1876 · Chromista (Kingdom) > Cercozoa (Phylum) > Thecofilosea (Class) > Opaloconchida (Order) > Challengeriidae (Family)

Challengeron
     Challengeron Murray, 1879 · Chromista (Kingdom) > Cercozoa (Phylum) > Thecofilosea (Class) > Opaloconchida (Order) > Challengeriidae (Family)
 Challengeron Haeckel, 1887 accepted as Challengeron Murray, 1879 · Chromista (Kingdom) > Cercozoa (Phylum) > Thecofilosea (Class) > Opaloconchida (Order) > Challengeriidae (Family)

Chalmasia
     Chalmasia Solms-Laubach, 1895 · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Dasycladales (Order) > Polyphysaceae (Family)
     Chalmasia Stoliczka, 1871 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Pterioida (Order) > Pterioida (awaiting allocation) (Family)

Chalmersia
     Chalmersia Delage & Hérouard, 1901 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Chalmersia F. von Mueller, 1884 accepted as Agalmyla Blume, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)
 Chalmersia F. von Mueller ex S. Moore, 1899 accepted as Agalmyla Blume, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)

Chalubinskia
 Chalubinskia Woloszynska, 1916 accepted as · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Peridiniales (Order) > Peridiniales (awaiting allocation) (Family)
 Chalubinskia Rehmann ex Sim, 1916 accepted as Herbertus S.F. Gray, 1821 · Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Jungermanniales (Order) > Herbertaceae (Family)

Chalybe
     Chalybe Duponchel in Godart, 1837 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Chalybe Lacordaire, 1854 accepted as Calybe Laporte, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Chalybe Dejean, 1836 accepted as Calybe Laporte, 1834 (misspelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Chama
     Chama Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Chamidae (Family)
 Chama Oken, 1815 accepted as Chama Oken, 1815 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Chama Mörch, 1853 accepted as Chama Mörch, 1853 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Chama da Costa, 1778 accepted as Chama da Costa, 1778 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Chamaeanthus
     Chamaeanthus Schlechter ex J.J. Smith, 1905 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Chamaeanthus Ule, 1908 accepted as Geogenanthus Ule, 1913 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Commelinales (Order) > Commelinaceae (Family)

Chamaecistus
 Chamaecistus Oeder, 1762 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)
 Chamaecistus (G. Don) Regel, 1874 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)

Chamaecyparites
 Chamaecyparites E.D. Zaklinskaya, 1957 † accepted as · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
     Chamaecyparites Endlicher, 1847 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Cupressales (Order) > Cupressaceae (Family)

Chamaecytisus
     Chamaecytisus Link, 1831 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Chamaecytisus Visiani, 1852 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Chamaedaphne
     Chamaedaphne Moench, 1794 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)
 Chamaedaphne Catesby ex O. Kuntze, 1891 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)
 Chamaedaphne J. Mitchell, 1769 accepted as Mitchella Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Chamaelea
     Chamaelea Gagnebin, 1755 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)
 Chamaelea Van Tieghem, 1898 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)

Chamaeleon
     Chamaeleon Scudder, 1882 accepted as Chamaeleon Scudder, 1882 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Chamaeleon I.F. Tausch, 1828 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Chamaeleon Cassini in F. Cuvier, 1827 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Chamaeleon Gronovius, 1763 accepted as Chamaeleon Gronovius, 1763 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Chamaeleonidae (Family)

Chamaelobivia
 Chamaelobivia A.J. Timmermans, 1963 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)
 Chamaelobivia Y. Ito, 1957 accepted as Echinopsis Zuccarini, 1837 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)

Chamaelopsis
 Chamaelopsis H. Johnson, 1960 accepted as Chamaelopsis H. Johnson, 1960 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)
 Chamaelopsis H. Johnson ex G.D. Rowley, 1982 accepted as Chamaelopsis H. Johnson ex G.D. Rowley, 1982 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)
     Chamaelopsis J.H. Johnson ex Y. Itô, 1967 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)

Chamaemelum
 Chamaemelum Visiani, 1845 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Chamaemelum P. Miller, 1754 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Chamaenerion
 Chamaenerion Adanson, 1763 accepted as Epilobium Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Onagraceae (Family)
 Chamaenerion J.F. Séguier, 1754 accepted as Epilobium Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Onagraceae (Family)

Chamaepericlymenum
 Chamaepericlymenum J. Hill, 1756 accepted as Cornus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cornales (Order) > Cornaceae (Family)
 Chamaepericlymenum Graebner, 1898 accepted as Cornus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cornales (Order) > Cornaceae (Family)

Chamaerhododendros
     Chamaerhododendros Duhamel du Monceau, 1755 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)
 Chamaerhododendros S.G. Gmelin in J.G. Gmelin, 1769 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)

Chamaeriphes
 Chamaeriphes Pontedera ex J. Gaertner, 1788 accepted as Chamaerops Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Arecales (Order) > Arecaceae (Family)
 Chamaeriphes Dillenius ex O. Kuntze, 1891 accepted as Hyphaene J. Gaertner, 1788 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Arecales (Order) > Arecaceae (Family)

Chamaesyce
 Chamaesyce S.F. Gray, 1821 accepted as Euphorbia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)
     Chamaesyce Rafinesque, 1817 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)

Chamalium
 Chamalium Cassini, 1827 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Chamalium A.L. Jussieu, 1805 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Chamanthedon
     Chamanthedon Le Cerf in Oberthuer, 1917 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Sesiidae (Family)
     Chamanthedon Le Cerf in Oberthuer, 1916 accepted as Chamanthedon Le Cerf in Oberthuer, 1917 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Sesiidae (Family)

Chambardia
     Chambardia Servain, 1890 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Chambardia Bourguignat, 1881 accepted as Chambardia Bourguignat, 1881 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Chamberlainia
     Chamberlainia Grout, 1928 (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnobryales (Order) > Brachytheciaceae (Family)
     Chamberlainia Simpson, 1900 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Unionoida (Order) > Unionidae (Family)
 Chamberlainia A.E. Artabe, A.B. Zamuner & D.W. Stevenson, 2005 accepted as Neochamberlainia A.E. Artabe, A.B. Zamuner & D.W. Stevenson, 2010 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Cycadopsida (Class) > Cycadales (Order) > Zamiaceae (Family)

Chamberlinia
 Chamberlinia Varshney, 1985 accepted as Kerria Targioni-Tozzetti, 1884 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Kerriidae (Family)
     Chamberlinia Machado, 1951 · Animalia (Kingdom) > Arthropoda (Phylum) > Chilopoda (Class) > Geophilomorpha (Order) > Oryidae (Family)

Chamberlinius
     Chamberlinius Wang, 1956 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Polydesmida (Order) > Paradoxosomatidae (Family)
 Chamberlinius Heurtault, 1983 accepted as Chamberlinarius Heurtault, 1990 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Pseudoscorpionida (Order) > Cheliferidae (Family)

Chameleon
 Chameleon Fleming, 1822 accepted as Chameleon Fleming, 1822 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Chamaeleonidae (Family)
     Chameleon Bory de St. Vincent, 1823 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Chamomilla
 Chamomilla Godron, 1843 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Chamomilla S.F. Gray, 1821 accepted as Matricaria Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Chamostraea
     Chamostraea Roissy, 1805 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Chamostraea Herrmannsen, 1846 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Chamostrea
     Chamostrea De Roissy · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Anomalodesmata (Order) > Cleidothaeridae (Family)
 Chamostrea Herrmannsen, 1846 accepted as Cleidothaerus Stutchbury, 1830 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Anomalodesmata (Order) > Cleidothaeridae (Family)
 Chamostrea Gray, 1840 accepted as Cleidothaerus Stutchbury, 1830 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Anomalodesmata (Order) > Cleidothaeridae (Family)

Championella
     Championella Matthews, 1884 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ptiliidae (Family)
 Championella Bremekamp, 1944 accepted as Strobilanthes Blume, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)

Chandleria
 Chandleria Yamaguti, 1959 accepted as Mathevotaenia Akhumyan, 1946 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Anoplocephalidae (Family)
     Chandleria Comellini, 1998 accepted as Macrommatias Gaudin & Coache, 2022 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Chandra
 Chandra George, 2004 accepted as Katianira Hansen, 1916 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Janirellidae (Family)
 Chandra Meshram, 2017 accepted as Chandrashekara Dmitriev, 2020 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)

Changaspis
     Changaspis Lee in Egorova, Hsiang et al., 1963 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Corynexochida (Order) > Corynexochida (awaiting allocation) (Family)
     Changaspis Chien, 1961 † accepted as Changaspis Chien, 1961 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Changia
     Changia B.V. Skvortzov, 1960 (uncertain)· Chromista (Kingdom) > Cercozoa (Phylum) > Sarcomonadea (Class) > Cercomonadida (Order) > Cercomonadidae (Family)
     Changia Sun, 1925 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Asaphida (Order) > Asaphida (awaiting allocation) (Family)

Changyanophyton
     Changyanophyton H.C. Sze, 1952 † · Animalia (Kingdom) > Chordata (Phylum) > Placodermi (Class) > (Order) > (Family)
 Changyanophyton Pan, 1961 † accepted as Changyanophyton H.C. Sze, 1952 † · Animalia (Kingdom) > Chordata (Phylum) > Placodermi (Class) > (Order) > (Family)

Channa
     Channa Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Channidae (Family)
 Channa Gronow, 1763 accepted as Channa Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Channidae (Family)

Chaonia
     Chaonia Stephens, 1828 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Chaonia Cresson, 1865 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Braconidae (Family)

Chaos
 Chaos Bory de Saint-Vincent ex Desmazières, 1823 accepted as · Plantae (Kingdom) > Rhodophyta (Phylum) > Porphyridiophyceae (Class) > Porphyridiales (Order) > Porphyridiaceae (Family)
     Chaos Linnaeus, 1753 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Tubulinea (Class) > Euamoebida (Order) > Amoebidae (Family)

Chaoyangia
     Chaoyangia Hou & Zhang, 1993 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Chaoyangia S.Y. Duan, 1998 † accepted as Gurvanella V.A. Krassilov, 1982 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Gnetopsida (Class) > Gnetales (Order) > Ephedraceae (Family)

Chapadella
     Chapadella Greger, 1920 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Terebratulida (awaiting allocation) (Family)
     Chapadella Quadros, 1981 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Mutationellidae (Family)

Chaparana
     Chaparana Bourret, 1939 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Ranidae (Family)
     Chaparana Fei, Ye & Huang, 1990 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Lissamphibia (awaiting allocation) (Order) > Lissamphibia (awaiting allocation) (Family)

Chaperia
     Chaperia Jullien, 1881 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Chaperiidae (Family)
     Chaperia Fischer, 1887 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Hippuritida (Order) > Hippuritida (awaiting allocation) (Family)
     Chaperia Munier-Chalmas, 1873 † accepted as Chaperia Fischer, 1887 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Hippuritida (Order) > Hippuritida (awaiting allocation) (Family)

Chaperina
 Chaperina Balavoine, 1959 accepted as Chaperiopsis Uttley, 1949 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Chaperiidae (Family)
     Chaperina Mocquard, 1892 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Microhylidae (Family)

Chapinella
     Chapinella Savage, Eberlein & Churkin, 1978 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Rhynchonellida (Order) > Pugnacidae (Family)
     Chapinella Gordon, 1996 accepted as Chnoodes Chevrolat in D'Orbigny, 1843 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)

Chapinia
     Chapinia Ewing, 1927 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phthiraptera (Order) > Menoponidae (Family)
 Chapinia Voelker & Bowie in Voelker, Huntley, Peñalba & Bowie, 2016 accepted as Chapinornis Voelker, Bowie & Conway, 2016 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Muscicapidae (Family)

Chapmanella
     Chapmanella Neil, 1994 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Hemicytheridae (Family)
     Chapmanella Wheeler, 1930 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Chapmania
     Chapmania de Miranda Ribeiro, 1920 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Chapmania Monticelli, 1893 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Davaineidae (Family)
 Chapmania Bernhauer, 1933 accepted as Charhyphus Sharp, 1887 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Chapmania Loch, 2007 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Proetida (Order) > Bathyuridae (Family)
     Chapmania Spuler, 1910 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Chapmania Silvestri & Prever, 1904 † accepted as Chapmanina Silvestri, 1931 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Chapmaninidae (Family)

Chapuisia
     Chapuisia Duvivier, 1885 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Chapuisia Dugès, 1885 accepted as Schedlarius Wood, 1958 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Chara
     Chara Linnaeus, 1753 · Plantae (Kingdom) > Charophyta (Phylum) > Charophyceae (Class) > Charales (Order) > Characeae (Family)
     Chara Staudinger in Romanoff, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Characella
     Characella Gaillon, 1833 (uncertain)· Plantae (Kingdom) > Charophyta (Phylum) > Charophyceae (Class) > Charales (Order) > Characeae (Family)
     Characella Sollas, 1886 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Astrophorida (Order) > Pachastrellidae (Family)

Characias
     Characias C.S. Rafinesque, 1815 (uncertain)· Plantae (Kingdom) > Charophyta (Phylum) > Charophyceae (Class) > Charales (Order) > Characeae (Family)
 Characias S.F. Gray, 1821 accepted as Euphorbia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)

Characinus
 Characinus Lacepède, 1803 accepted as Charax Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Characiformes (Order) > Characidae (Family)
 Characinus Linnaeus, 1758 accepted as Salmo Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Salmoniformes (Order) > Salmonidae (Family)

Characodus
     Characodus Morris & Roberts, 1862 † accepted as Characodus Morris & Roberts, 1862 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Characodus Owen, 1867 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Characodus Davis, 1883 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Charactus
 Charactus Dejean, 1833 accepted as Metapteron Bourgeois, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lycidae (Family)
 Charactus Blanchard, 1845 accepted as Charactus Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lycidae (Family)

Charagus
     Charagus Kirby, 1818 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Charagus Petri, 1912 accepted as Choragus Kirby, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Anthribidae (Family)

Charax
     Charax Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Characiformes (Order) > Characidae (Family)
     Charax Walker, 1861 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Platystomatidae (Family)
 Charax Gronow, 1763 accepted as Charax Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Characiformes (Order) > Characidae (Family)
 Charax Risso, 1827 accepted as Diplodus Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Sparidae (Family)
 Charax Benson, 1859 accepted as Dicharax Kobelt & Möllendorff, 1900 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Architaenioglossa (Order) > Alycaeidae (Family)

Charaxes
     Charaxes Schröder & Treadaway, 1988 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
     Charaxes Ochsenheimer, 1816 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)

Charcotia
 Charcotia Chevreux, 1906 accepted as Waldeckia Chevreux, 1907 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Lysianassidae (Family)
 Charcotia Hue, 1915 accepted as Arthonia E. Acharius, 1806 · Fungi (Kingdom) > Ascomycota (Phylum) > Arthoniomycetes (Class) > Arthoniales (Order) > Arthoniaceae (Family)
 Charcotia M. Peragallo, 1921 accepted as Charcotiella S. Blanco & C.E. Wetzel, 2016 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Coscinodiscophyceae (Class) > Coscinodiscales (Order) > Hemidiscaceae (Family)
     Charcotia Vayssière, 1906 accepted as Curnon d'Udekem d'Acoz, 2017 (junior homonym)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Nudibranchia (Order) > Curnonidae (Family)

Chariclea
     Chariclea Curtis, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Chariclea Robineau-Desvoidy, 1863 accepted as Botria Rondani, 1856 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Charidea
     Charidea Dalman, 1816 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Zygaenidae (Family)
 Charidea Baly, 1888 accepted as Sangariola Jacobson, 1922 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Charidea Guenée, 1852 accepted as Compsotata Prout, 1907 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Charidea Butler, 1876 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Charidhylas
     Charidhylas Gray, 1855 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Charidhylas Bonaparte, 1854 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Muscicapidae (Family)

Charidia
     Charidia Mabille, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)
 Charidia H.E. Baillon, 1858 accepted as Wielandia H.E. Baillon, 1858 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Phyllanthaceae (Family)

Charieis
 Charieis Cassini, 1817 accepted as Felicia Cassini, 1818 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Charieis Burr, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mantodea (Order) > Eremiaphilidae (Family)

Charientoptenus
     Charientoptenus Agassiz, 1845 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Charientoptenus Dejean, 1836 accepted as Sphenothecus Dejean, 1835 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Chariergus
     Chariergus Thomson, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Chariergus White, 1855 accepted as Chariergus Thomson, 1860 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Chariessa
 Chariessa Heine, 1863 accepted as Chariessa Heine, 1863 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Chariessa Perty, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cleridae (Family)
 Chariessa Miquel, 1856 accepted as Citronella D. Don, 1832 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Aquifoliales (Order) > Cardiopteridaceae (Family)

Charina
     Charina Gray, 1849 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Boidae (Family)
 Charina N. Filarszky & G.O. Allen ex N. Filarszky, 1937 accepted as Nitella C.A. Agardh, 1824 · Plantae (Kingdom) > Charophyta (Phylum) > Charophyceae (Class) > Charales (Order) > Characeae (Family)

Charinotus
     Charinotus Dejean, 1834 accepted as Charinotus Dejean, 1834 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Charinotus Agassiz, 1846 accepted as Charinotes Dupont in Audinet-Serville, 1834 (misspelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Chariotheca
     Chariotheca Pascoe, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Chariotheca Dejean, 1834 accepted as Chariotheca Pascoe, 1860 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Charis
     Charis Albers, 1850 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Charis Keyserling, 1880 accepted as Deltoclita Simon, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Thomisidae (Family)
     Charis Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Riodinidae (Family)
     Charis Newman, 1840 accepted as Charisia Champion in Bates, 1892 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Charisella
     Charisella Carlgren, 1949 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Actiniaria (Order) > Condylanthidae (Family)
 Charisella Fowler, 1939 accepted as Melanotaenia Gill, 1862 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Atheriniformes (Order) > Melanotaeniidae (Family)

Charites
     Charites H. Horn af Rantzien, 1959 † · Plantae (Kingdom) > Charophyta (Phylum) > Charophyceae (Class) > Charales (Order) > Characeae (Family)
 Charites Westerlund, 1901 accepted as Isabellaria Vest, 1867 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Clausiliidae (Family)

Charitopsis
     Charitopsis Trjapitzin, 1969 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Encyrtidae (Family)
     Charitopsis Gayet, 1993 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gonorynchiformes (Order) > Gonorynchidae (Family)

Charitopus
     Charitopus Trjapitzin, 1969 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Encyrtidae (Family)
     Charitopus Förster, 1856 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Charltonithyris
     Charltonithyris Buckman, 1917 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Terebratulidae (Family)
     Charltonithyris Buckman, 1915 † accepted as Charltonithyris Buckman, 1917 † (nomen nudum)· Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Terebratulidae (Family)

Charmides
     Charmides Stål, 1875 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)
     Charmides Gistl, 1848 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Charmona
     Charmona Dalman in Billberg, 1820 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Zygaenidae (Family)
 Charmona Stichel, 1910 accepted as Charis Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Riodinidae (Family)

Charnidas
     Charnidas Kirby, 1904 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)
     Charnidas Walker, 1855 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Charon
     Charon Karsch, 1879 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Amblypygi (Order) > Charontidae (Family)
 Charon Jameson, 1925 accepted as Charonina Strand, 1928 · Chromista (Kingdom) > Ciliophora (Phylum) > Litostomatea (Class) > Trichostomatida (Order) > Blepharocorythidae (Family)

Charonia
     Charonia Gistel, 1847 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Ranellidae (Family)
     Charonia Mabille, 1886 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Charoniella
 Charoniella Thiele, 1929 accepted as Sassia Bellardi, 1873 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Ranellidae (Family)
 Charoniella Powell & Bartrum, 1929 accepted as Sassia Bellardi, 1873 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Ranellidae (Family)

Charops
     Charops Holmgren, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
     Charops Voss, 1935 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Charops Riedel, 1998 accepted as Riedeliops Alonso-Zarazaga & Lyal, 2002 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Attelabidae (Family)

Charpentiera
     Charpentiera Gaudichaud-Beaupré in Freycinet, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)
 Charpentiera Vieillard, 1865 accepted as Ixora Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Charpentieria
     Charpentieria Stabile, 1864 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Clausiliidae (Family)
     Charpentieria Unger, 1845 † (uncertain)· Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)

Charphoborites
     Charphoborites Carpenter, 1992 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Charphoborites Schedl, 1947 † accepted as Charphoborites Carpenter, 1992 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Chartronia
     Chartronia Cossmann, 1902 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda incertae sedis (Order) > Paraturbinidae (Family)
     Chartronia Buckman, 1898 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Charybdella
     Charybdella Haeckel, 1879 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Charybdella Rathbun, 1897 accepted as Cronius Stimpson, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Portunidae (Family)

Charybdis
     Charybdis De Haan in Siebold, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Portunidae (Family)
 Charybdis F. Speta, 1998 accepted as Drimia N.J. Jacquin ex Willdenow, 1799 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Asparagaceae (Family)
     Charybdis Cocco, 1832 accepted as Charybdis De Haan in Siebold, 1833 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Portunidae (Family)

Charytonia
 Charytonia Gistl, 1834 accepted as Sternocera Eschscholtz, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Charytonia Gistl, 1848 accepted as Pyranthe Gistl, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Chasca
 Chasca Clench & Aguayo, 1941 accepted as Chascax Watson, 1873 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Fasciolariidae (Family)
     Chasca Johnson & Musetti, 2012 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Monomachidae (Family)

Chascax
     Chascax Ritgen, 1828 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
 Chascax Watson, 1873 accepted as Hemipolygona Rovereto, 1899 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Fasciolariidae (Family)

Chasea
 Chasea J.A. Nieuwland, 1911 accepted as Panicum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
     Chasea G.D. Hanna, 1934 † · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)

Chasenella
     Chasenella Roewer, 1955 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Sclerosomatidae (Family)
     Chasenella Roewer, 1933 accepted as Chasenella Roewer, 1955 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Sclerosomatidae (Family)

Chasmatoptera
 Chasmatoptera Kirby, 1904 accepted as Chasmoptera Kirby, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Nemopteridae (Family)
 Chasmatoptera Berthold in Latreille, 1827 accepted as Chasmatopterus Latreille, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Chasmatopterus
     Chasmatopterus Latreille, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Chasmatopterus Dejean, 1821 accepted as Chasmatopterus Latreille, 1825 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Chasme
     Chasme R.A. Salisbury, 1807 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Proteales (Order) > Proteaceae (Family)
     Chasme Lepeletier & Serville, 1825 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Chasmia
     Chasmia Enderlein, 1922 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tabanidae (Family)
 Chasmia Enderlein, 1937 accepted as Allograpta Osten-Sacken, 1875 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)
 Chasmia H.W. Schott in K.P.J. Sprengel, 1827 accepted as Fridericia C.F.P. Martius, 1827 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Bignoniaceae (Family)

Chasmias
     Chasmias Ashmead, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
 Chasmias Jordan & Snyder, 1901 accepted as Chaenogobius Gill, 1859 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Gobiidae (Family)

Chasmodes
     Chasmodes Valenciennes in Cuvier & Valenciennes, 1836 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Blenniidae (Family)
 Chasmodes Wesmael, 1845 accepted as Chasmias Ashmead, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)

Chatanayus
     Chatanayus Fleutiaux, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
     Chatanayus Ardoin, 1957 accepted as Anachayus Bouchard & Bousquet, 2021 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Chatiania
     Chatiania Yang, 1978 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
     Chatiania Yang MS., 1977 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Chattonella
     Chattonella B. Biecheler, 1936 · Chromista (Kingdom) > Ochrophyta (Phylum) > Raphidophyceae (Class) > Chattonellales (Order) > Chattonellaceae (Family)
 Chattonella Jepps, 1937 accepted as Jeppsia Corliss, 1960 · Chromista (Kingdom) > Ciliophora (Phylum) > Oligohymenophorea (Class) > Apostomatida (Order) > Foettingeriidae (Family)

Chattonia
     Chattonia Marwick, 1929 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Crassatellidae (Family)
     Chattonia Debaisieux, 1957 (uncertain)· Chromista (Kingdom) > Ciliophora (Phylum) > Ciliophora (awaiting allocation) (Class) > Ciliophora (awaiting allocation) (Order) > Ciliophora (awaiting allocation) (Family)

Chaudhuria
     Chaudhuria Annandale, 1918 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Synbranchiformes (Order) > Chaudhuriidae (Family)
 Chaudhuria A. Zahlbruckner, 1932 accepted as Heterodermia Trevisan, 1868 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Teloschistales (Order) > Physciaceae (Family)

Chauliodes
 Chauliodes Bonaparte, 1838 accepted as Chauliodes Bonaparte, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Chauliodes Eyton, 1838 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Chauliodes Latreille, 1796 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Megaloptera (Order) > Corydalidae (Family)
 Chauliodes Oken, 1816 accepted as Chauliodus Bloch & Schneider, 1801 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Stomiiformes (Order) > Stomiidae (Family)

Chauliodus
     Chauliodus Swainson, 1831 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Chauliodus Treitschke, 1833 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Chauliodus Bloch & Schneider, 1801 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Stomiiformes (Order) > Stomiidae (Family)
 Chauliodus Billberg, 1820 † accepted as Chauliodes Latreille, 1796 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Megaloptera (Order) > Corydalidae (Family)

Chauna
     Chauna Illiger, 1811 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Anseriformes (Order) > Anhimidae (Family)
 Chauna Loew, 1847 accepted as Chauna Loew, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)

Chaunoproctus
     Chaunoproctus Bonaparte & Schlegel, 1850 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)
 Chaunoproctus Pearce, 1906 accepted as Zetorchella Berlese, 1917 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Zetorchellidae (Family)

Chauvinia
     Chauvinia Heinrich, 1938 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
 Chauvinia Steudel, 1854 accepted as Spartina Schreber, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Chauvinia Harvey, 1862 accepted as Chauviniella Papenfuss, 1956 · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Bryopsidales (Order) > Caulerpaceae (Family)
 Chauvinia Bory de Saint-Vincent, 1828 accepted as Caulerpa J.V.F. Lamouroux, 1809 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Delesseriaceae (Family)

Chauviniella
     Chauviniella Papenfuss, 1956 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Delesseriaceae (Family)
 Chauviniella Heinrich, 1938 accepted as Chauvinia Heinrich, 1938 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
 Chauviniella accepted as Chauvinelia Laubier, 1974 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Flabelligerida (Order) > Acrocirridae (Family)

Chavesia
     Chavesia Dollfus, 1889 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
 Chavesia Balachowsky, 1957 accepted as Neochavesia Williams & de Willink, 1992 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pseudococcidae (Family)

Chavinia
     Chavinia Hammer, 1961 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Oppiidae (Family)
     Chavinia (M. Gandoger) M. Gandoger, 1886 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rosaceae (Family)

Chazaroa
     Chazaroa A.Vázquez, Padilla-Lepe & Rosales, 2023 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Crassulaceae (Family)
     Chazaroa A.Vázquez, Rosales & Padilla-Lepe, 2023 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Crassulaceae (Family)

Cheila
 Cheila Modeer, 1793 accepted as Cheilea Modeer, 1793 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Hipponicidae (Family)
 Cheila Ihering, 1907 accepted as Cheilea Modeer, 1793 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Hipponicidae (Family)

Cheilaster
 Cheilaster Bell, 1893 accepted as Chondraster Verrill, 1895 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Spinulosida (Order) > Poraniidae (Family)
 Cheilaster Bernhauer, 1915 accepted as Sclerochiton Kraatz, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Cheilichthys
 Cheilichthys Agassiz, 1845 accepted as Sphoeroides Anonymous [Lacepède], 1798 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Tetraodontiformes (Order) > Tetraodontidae (Family)
 Cheilichthys Müller, 1841 accepted as Sphoeroides Anonymous [Lacepède], 1798 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Tetraodontiformes (Order) > Tetraodontidae (Family)

Cheilo
     Cheilo Britton, 1990 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Cheilo accepted as Cheilio Lacepède, 1802 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Labridae (Family)

Cheilobus
     Cheilobus Cobb, 1924 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Panagrolaimida (Order) > Alloionematidae (Family)
     Cheilobus Rafinesque, 1817 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Cheiloceras
     Cheiloceras Frech, 1897 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Goniatitida (Order) > Cheiloceratidae (Family)
     Cheiloceras Trouessart, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Falculiferidae (Family)

Cheilomenes
     Cheilomenes Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
     Cheilomenes Mulsant, 1850 accepted as Cheilomenes Chevrolat in Dejean, 1836 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)

Cheilopogon
     Cheilopogon Lowe, 1841 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Beloniformes (Order) > Exocoetidae (Family)
     Cheilopogon Rondani, 1856 accepted as Dasypogon Meigen, 1803 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Asilidae (Family)

Cheilopsis
     Cheilopsis Prinsloo, 1983 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Encyrtidae (Family)
 Cheilopsis Moquin-Tandon, 1832 accepted as Acanthus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)

Cheilostoma
 Cheilostoma Vinassa de Regny, 1896 † accepted as Keilostoma Deshayes, 1850 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Diastomatidae (Family)
 Cheilostoma Gistl, 1848 accepted as Chelostoma Latreille, 1809 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Megachilidae (Family)

Cheilotoma
 Cheilotoma Koken, 1889 † accepted as Cheilotomona Strand, 1928 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Murchisoniidae (Family)
     Cheilotoma Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Cheilotrema
     Cheilotrema Tschudi, 1846 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Sciaenidae (Family)
 Cheilotrema Lowe, 1855 accepted as Chilotrema Turton, 1831 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helicidae (Family)

Cheiracanthus
     Cheiracanthus Diesing, 1839 (uncertain)· Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Gnathostomatidae (Family)
     Cheiracanthus Agassiz, 1835 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Acanthodii (Class) > Acanthodiformes (Order) > Acanthodidae (Family)
     Cheiracanthus Diesing, 1838 accepted as Gnathostoma Owen, 1837 (nomen nudum)· Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Gnathostomatidae (Family)

Cheiragonus
 Cheiragonus J. F. Brandt in Middendorf, 1851 accepted as Telmessus White, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Cheiragonidae (Family)
     Cheiragonus Berthold in Latreille, 1827 accepted as Telmessus White, 1846 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Cheiragonidae (Family)
 Cheiragonus Herzenstein, 1890 accepted as Hypsagonus Gill, 1861 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Agonidae (Family)

Cheiranthus
 Cheiranthus Linstow, 1893 accepted as Gnathostoma Owen, 1837 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Gnathostomatidae (Family)
 Cheiranthus Linnaeus, 1753 accepted as Erysimum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Cheiridea
     Cheiridea Baly, 1878 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Cheiridea Lefevre, 1885 accepted as Chiridea Baly, 1878 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Cheirocerus
     Cheirocerus Parent, 1930 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Dolichopodidae (Family)
     Cheirocerus Eigenmann, 1917 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Pimelodidae (Family)

Cheirocrinus
     Cheirocrinus Eichwald, 1856 † · Animalia (Kingdom) > Echinodermata (Phylum) > Rhombifera (Class) > Rhombifera (awaiting allocation) (Order) > Rhombifera (awaiting allocation) (Family)
     Cheirocrinus Hall, 1860 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Crinoidea (awaiting allocation) (Order) > Crinoidea (awaiting allocation) (Family)
 Cheirocrinus Salter in Murchison, 1859 † accepted as Calceocrinus Hall, 1852 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Disparida (Order) > Calceocrinidae (Family)

Cheirodes
     Cheirodes Gené, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Cheirodes Dejean, 1834 accepted as Cheirodes Gené, 1839 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cheirodus
     Cheirodus Pander, 1858 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Cheirodus M'Coy in Sedgwick & McCoy, 1855 † accepted as Chirodus M'Coy, 1848 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Palaeonisciformes (Order) > Chirodontidae (Family)

Cheirolepis
     Cheirolepis Agassiz, 1835 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Actinopterygii incertae sedis (Order) > Cheirolepididae (Family)
     Cheirolepis Boissier, 1849 accepted as Centaurea Linnaeus, 1753 (junior subjective synonym)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Cheirolepis W.P. Schimper, 1870 † accepted as Hirmeriella L. Hörhammer, 1933 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Araucariales (Order) > Cheirolepidiaceae (Family)

Cheiromyza
 Cheiromyza Henning, 1832 accepted as Chiromyza Wiedemann, 1820 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)
 Cheiromyza Jensen, 1832 accepted as Chiromyza Wiedemann, 1820 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)

Cheironectes
 Cheironectes Rafinesque, 1814 accepted as Chironectes Rafinesque, 1814 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Lophiiformes (Order) > Antennariidae (Family)
 Cheironectes Gray, 1827 accepted as Chironectes Illiger, 1811 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Didelphimorphia (Order) > Didelphidae (Family)
     Cheironectes (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Lophiiformes (Order) > Brachionichthyidae (Family)

Cheiropsis
     Cheiropsis de Folin, 1881 accepted as Cheiropsis de Folin, 1881 (nomen nudum)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Cheiropsis (A.P. de Candolle) Berchtold & J.S. Presl, 1823 accepted as Clematis Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Ranunculaceae (Family)

Cheirotherium
 Cheirotherium Agassiz, 1844 † accepted as Chirotherium Kaup, 1835 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Sauropsida (awaiting allocation) (Order) > Chirotheriidae (Family)
 Cheirotherium Bruno, 1839 † accepted as Metaxytherium Christol, 1840 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Sirenia (Order) > Dugongidae (Family)

Cheirothrix
     Cheirothrix Pictet & Humbert, 1866 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Aulopiformes (Order) > Cheirothricidae (Family)
 Cheirothrix Spence Bate, 1888 accepted as Batella Holthuis, 1955 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Alpheidae (Family)
     Cheirothrix Pictet & Humbert, 1866, nom. nud. † accepted as Cheirothrix Pictet & Humbert, 1866 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Aulopiformes (Order) > Cheirothricidae (Family)

Chekiangaspis
     Chekiangaspis Lu, 1962 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
     Chekiangaspis Lu in Chien, 1961 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Chelidon
     Chelidon Forster, 1817 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Hirundinidae (Family)
     Chelidon Boie, 1822 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Chelidonia
     Chelidonia Brehm, 1858 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Hirundinidae (Family)
     Chelidonia Streubel, 1848 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Apodidae (Family)
 Chelidonia Le Conte, 1854 accepted as Chelodina Fitzinger, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Chelidae (Family)

Chelidonium
     Chelidonium Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Papaveraceae (Family)
     Chelidonium Thomson, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Chelidonura
     Chelidonura A. Adams, 1850 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cephalaspidea (Order) > Aglajidae (Family)
     Chelidonura Rochebrune, 1886 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Chelidoptera
     Chelidoptera Gould, 1836 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Piciformes (Order) > Bucconidae (Family)
     Chelidoptera Wesmael, 1838 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)

Chelidorhynx
     Chelidorhynx Blyth, 1843 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Chelidorhynx Agassiz, 1842-5 accepted as Rhipidura Vigors & Horsfield, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Corvidae (Family)

Chelidura
     Chelidura Berthold in Latreille, 1827 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Dermaptera (Order) > Forficulidae (Family)
 Chelidura Oudemans, 1894 accepted as Chelodina Fitzinger, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Chelidae (Family)

Chelifer
     Chelifer Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Pseudoscorpionida (Order) > Cheliferidae (Family)
 Chelifer Fourcroy, 1785 accepted as Chelifer Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Pseudoscorpionida (Order) > Cheliferidae (Family)

Cheliphus
     Cheliphus Rafinesque, 1815 accepted as Cheliphus Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
     Cheliphus Rafinesque, 1832 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Chelmon
     Chelmon Cloquet, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Chaetodontidae (Family)
     Chelmon Cuvier & Valenciennes, 1831 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Chelomadillo
     Chelomadillo Taiti, Paoli & Ferrara, 1998 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Isopoda (awaiting allocation) (Family)
 Chelomadillo Herold, 1931 accepted as Chelomadillo Taiti, Paoli & Ferrara, 1998 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Armadillidae (Family)

Chelona
 Chelona Burmeister, 1807 accepted as Chelonia Brongniart, 1800 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Cheloniidae (Family)
 Chelona Fleming, 1828 accepted as Chelonia Brongniart, 1800 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Cheloniidae (Family)

Chelone
     Chelone Reichenbach, 1817 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Chelone Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Plantaginaceae (Family)
     Chelone Ritgen, 1828 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
 Chelone Brongniart, 1805 accepted as Chelonia Brongniart, 1800 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Cheloniidae (Family)

Chelonella
     Chelonella Beneden & Hesse, 1863 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)
     Chelonella Szépligeti, 1908 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Chelonemys
     Chelonemys Gray, 1864 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
     Chelonemys Jourdan, 1862 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Chelonia
     Chelonia Brongniart, 1800 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Cheloniidae (Family)
     Chelonia Harlan, 1842 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
 Chelonia Hübner, 1826 accepted as Chelonia Hübner, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)
     Chelonia Godart, 1823 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
     Chelonia Ross & Macartney, 1802 accepted as Testudines (junior subjective synonym)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Chelonia (Order) > (Family)

Chelonias
     Chelonias Hübner, 1825 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)
 Chelonias Rafinesque, 1814 accepted as Chelonia Brongniart, 1800 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Cheloniidae (Family)

Chelonides
     Chelonides Boisduval, 1835 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Chelonides Maack, 1869 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
     Chelonides Portis, 1878 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Chelonidium
 Chelonidium Claus, 1875 accepted as Chelonidiformis Hesse, 1869 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Nereicolidae (Family)
 Chelonidium Pfeffer, 1887 accepted as Plakarthrium Chilton, 1883 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Plakarthriidae (Family)

Cheloniscus
 Cheloniscus Gray, 1865 accepted as Tolypeutes Illiger, 1811 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cingulata (Order) > Dasypodidae (Family)
 Cheloniscus Gray, 1873 accepted as Tolypeutes Illiger, 1811 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cingulata (Order) > Dasypodidae (Family)
 Cheloniscus Wagler, 1830 accepted as Priodontes Cuvier in Lesson, 1827 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cingulata (Order) > Dasypodidae (Family)

Chelonites
 Chelonites Billberg, 1820 accepted as Celonites Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Vespidae (Family)
 Chelonites Billberg, 1820 [2] accepted as Chelonarium Fabricius, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chelonariidae (Family)

Chelonobia
     Chelonobia Leach, 1825 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
 Chelonobia Gray, 1825 accepted as Chelonibia Leach, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Sessilia (Order) > Chelonibiidae (Family)

Chelonoides
 Chelonoides Hitchcock, 1858 † accepted as Batrachopus Hitchcock, 1845 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Crocodylia (Order) > Batrachopodidae (Family)
 Chelonoides Croissandeau, 1894 accepted as Chelonoidum Strand, 1935 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Chelonoidis
     Chelonoidis Fitzinger, 1835 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Testudinidae (Family)
     Chelonoidis Fitzinger, 1843 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Chelonopsis
     Chelonopsis Jordan, 1905 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Chelonopsis Miquel, 1865 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)

Chelonura
     Chelonura Fleming, 1822 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Chelydridae (Family)
     Chelonura Rafinesque, 1815 accepted as Chelonura Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Chelophyes
     Chelophyes Totton, 1932 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Siphonophorae (Order) > Diphyidae (Family)
 Chelophyes Roudier, 1956 accepted as Chelyophyes Marshall, 1944 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Chelopus
     Chelopus Billberg, 1820 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
     Chelopus Rafinesque, 1832 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Geoemydidae (Family)
     Chelopus Rafinesque, 1815 accepted as Chelopus Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Geoemydidae (Family)

Chelura
     Chelura Philippi, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Cheluridae (Family)
     Chelura Hope, 1840 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Chelychocentrum
     Chelychocentrum J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Chelychocentrum J.M.H. Shaw, 2004 accepted as Chelychocentrum J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Chelycidium
     Chelycidium J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Chelycidium J.M.H. Shaw, 2004 accepted as Chelycidium J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Chelymorpha
     Chelymorpha Clark, 1858 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Chelymorpha Blanchard, 1845 accepted as Chelymorpha Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Chelymorpha Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Chelyonotus
     Chelyonotus Bergh, 1853 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Velutinidae (Family)
 Chelyonotus Herrmannsen, 1846 accepted as Chelyonotus Herrmannsen, 1846 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Velutinidae (Family)

Chelyopsis
     Chelyopsis J.M.H. Shaw, 2004 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Chelyopsis Smets, 1887 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Testudines (awaiting allocation) (Family)

Chelyra
     Chelyra Rafinesque, 1815 accepted as Chelyra Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Chelydridae (Family)
     Chelyra Rafinesque, 1832 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Chelydridae (Family)

Chelysoma
     Chelysoma Bergroth, 1891 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Chelysoma Gravenhorst, 1843 accepted as Chelyosoma Broderip & Sowerby, 1830 · Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) > Phlebobranchia (Order) > Corellidae (Family)

Chemelys
     Chemelys Rafinesque, 1815 accepted as Chemelys Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
 Chemelys Rafinesque, 1832 accepted as Chemelys Rafinesque, 1832 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Chemnitzia
     Chemnitzia (S.L. Endlicher) J.F.C. Montagne in A.C.V.D. d'Orbigny, 1847 (uncertain)· Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Bryopsidales (Order) > Caulerpaceae (Family)
     Chemnitzia Conrad, 1860 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Chemnitzia d'Orbigny, 1840 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Pyramidellidae (Family)

Chenacidillea
 Chenacidillea Edwards & Tobias, 1993 accepted as Chenacidiella Shiraki, 1968 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tephritidae (Family)
 Chenacidillea Shiraki, 1968 accepted as Chenacidiella Shiraki, 1968 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tephritidae (Family)

Chenalopex
 Chenalopex Möhring, 1758 accepted as Chenalopex Möhring, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Alcidae (Family)
     Chenalopex Vieillot, 1818 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Alcidae (Family)
 Chenalopex Stephens, 1824 accepted as Alopochen Stejneger, 1885 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Anseriformes (Order) > Anatidae (Family)

Chenella
     Chenella Yuan & Ma, 1993 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)
     Chenella Miklukho-Maklay, 1959 † · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Fusulinida (Order) > Ozawainellidae (Family)
 Chenella Zhang, Li & Dong in Ding et al., 1992 † accepted as Chenmengella Zhuravlev, Liñán & Gámez Vintaned in Zhuravlev, Liñán, Gámez Vintaned, Debrenne & Fedorov, 2012 † · Animalia (Kingdom) > Animalia incertae sedis (Phylum) > (Class) > (Order) > (Family)

Chenia
     Chenia R.H. Zander, 1989 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Pottiales (Order) > Pottiaceae (Family)
     Chenia Hsu, 1954 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Plagiorchiida (Order) > Derogenidae (Family)
 Chenia Sheng, 1963 † accepted as Turgutia Özdikmen, 2009 † · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Fusulinida (Order) > Staffellidae (Family)
 Chenia Fowler, 1958 accepted as Othos Castelnau, 1875 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Serranidae (Family)

Chenidrilus
     Chenidrilus Song, 1994 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Annelida (awaiting allocation) (Class) > Annelida (awaiting allocation) (Order) > Annelida (awaiting allocation) (Family)
     Chenidrilus Liang & Xie, 1997 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Annelida (awaiting allocation) (Class) > Annelida (awaiting allocation) (Order) > Annelida (awaiting allocation) (Family)

Cheniothyris
     Cheniothyris Buckman, 1917 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Cheniothyrididae (Family)
     Cheniothyris Buckman, 1915 † accepted as Cheniothyris Buckman, 1917 † (nomen nudum)· Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Cheniothyrididae (Family)

Cheniscus
     Cheniscus Eyton, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Anseriformes (Order) > Anatidae (Family)
 Cheniscus Gray, 1855 accepted as Spheniscus Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Sphenisciformes (Order) > Spheniscidae (Family)
     Cheniscus Bonaparte, 1828 accepted as Cheniscus Eyton, 1838 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Anseriformes (Order) > Anatidae (Family)
     Cheniscus Stephens, 1826 accepted as Cheniscus Eyton, 1838 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Anseriformes (Order) > Anatidae (Family)
     Cheniscus Vigors, 1825 accepted as Cheniscus Eyton, 1838 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Anseriformes (Order) > Anatidae (Family)

Chenodelphinus
 Chenodelphinus Duvernoy, 1851 accepted as Hyperoodon Lacépède, 1804 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Ziphiidae (Family)
 Chenodelphinus Agassiz, 1846 accepted as Hyperoodon Lacépède, 1804 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Ziphiidae (Family)

Chenorhamphus
     Chenorhamphus Oustalet, 1878 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Chenorhamphus Gray, 1848 accepted as Chenorhamphus Gray, 1848 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Chenornis
     Chenornis Salvadori, 1884 accepted as Chenornis Salvadori, 1884 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Chenornis Portis, 1885 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Chenospirura
 Chenospirura Hsu, 1957 accepted as Cyrnea Seurat, 1914 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Habronematidae (Family)
 Chenospirura Kou, 1958 accepted as Gendrespirura Chabaud, 1958 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Habronematidae (Family)

Chentrosoma
 Chentrosoma Monticelli, 1905 accepted as Corynosoma Lühe, 1904 · Animalia (Kingdom) > Acanthocephala (Phylum) > Palaeacanthocephala (Class) > Polymorphida (Order) > Polymorphidae (Family)
 Chentrosoma Porta, 1906 accepted as Centrorhynchus Lühe in Brauer, 1911 · Animalia (Kingdom) > Acanthocephala (Phylum) > Palaeacanthocephala (Class) > Polymorphida (Order) > Centrorhynchidae (Family)

Cheporus
 Cheporus Dahl, 1823 accepted as Pterostichus Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Cheporus Chaudoir, 1838 accepted as Molops Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Cheporus Latreille, 1829 accepted as Pterostichus Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Chera
     Chera Gray, 1844 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Chera Hübner, 1821 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Chermes
     Chermes Passerini, 1860 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphididae (Family)
     Chermes Fourcroy, 1785 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Coccidae (Family)
     Chermes Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Coccidae (Family)
 Chermes Linnaeus, 1758 accepted as Chermes Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Elasmodemidae (Family)

Chersina
     Chersina Beck, 1837 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Chersina Gray, 1831 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Testudinidae (Family)

Chersinella
     Chersinella Gray, 1870 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Testudinidae (Family)
 Chersinella Champion, 1894 accepted as Chersinellina Hincks, 1950 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Chersis
     Chersis Latreille, 1831 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
     Chersis Walckenaer, 1836 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
     Chersis Guenée, 1845 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Chersodromia
     Chersodromia Walker, 1849 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Hybotidae (Family)
 Chersodromia Haliday, 1851 accepted as Chersodromia Walker, 1849 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Hybotidae (Family)

Chesapeakella
     Chesapeakella Campbell, 1993 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Murchisonellidae (Family)
 Chesapeakella Kennedy & Cobban, 1993 † accepted as Chesapeakiceras Kennedy & Cobban, 1998 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Lytoceratida (Order) > Lytoceratida (awaiting allocation) (Family)

Chesneya
     Chesneya Lindley ex Endlicher, 1840 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Chesneya A. Bertoloni, 1842 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Chetogaster
     Chetogaster Macquart, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
 Chetogaster Gervais, 1838 accepted as Chaetogaster Baer, 1827 · Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Haplotaxida (Order) > Naididae (Family)

Chetopterus
 Chetopterus Audouin & Milne-Edwards, 1833 accepted as Chaetopterus Cuvier, 1830 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Chaetopterida (Order) > Chaetopteridae (Family)
 Chetopterus Sars, 1835 accepted as Chaetopterus Cuvier, 1830 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Chaetopterida (Order) > Chaetopteridae (Family)

Chevalierella
     Chevalierella A. Camus, 1933 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
     Chevalierella Ghesquière, 1943 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)

Chevalieria
 Chevalieria G. Arnaud, 1920 accepted as Chevalieropsis G. Arnaud, 1923 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetidae incertae sedis (Order) > Parodiopsidaceae (Family)
     Chevalieria Melnikova, 1984 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Tropiastraeidae (Family)

Chevreulia
     Chevreulia Cassini, 1817 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Chevreulia Schmarda, 1872 accepted as Chevreulia Schmarda, 1872 · Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) > Phlebobranchia (Order) > Corellidae (Family)

Chevrieria
     Chevrieria Kohl, 1884 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Chevrieria Heer, 1839 accepted as Boreaphilus Sahlberg, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Chiangmaia
     Chiangmaia Millidge, 1995 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Linyphiidae (Family)
     Chiangmaia Amrine, Stasny & Flechtmann, 2003 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Diptilomiopidae (Family)

Chiapasia
     Chiapasia Müllerried, 1933 † accepted as Chiapasia Müllerried, 1933 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Chiapasia N.L. Britton & J.N. Rose, 1923 accepted as Disocactus J. Lindley, 1845 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)

Chiapora
 Chiapora H. Johnson, 1958 accepted as Chiapora H. Johnson, 1958 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)
 Chiapora H. Johnson ex G.D. Rowley, 1982 accepted as Chiapora H. Johnson ex G.D. Rowley, 1982 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)

Chiasmopes
     Chiasmopes Pavesi, 1883 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Pisauridae (Family)
     Chiasmopes Pavesi, 1883, nom. nud. accepted as Chiasmopes Pavesi, 1883 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Pisauridae (Family)

Chiasmus
     Chiasmus Mulsant & Rey, 1855 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)
 Chiasmus Thomson, 1860 accepted as Chiasmetes Pascoe, 1867 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Chicquera
     Chicquera Lesson, 1836 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Chicquera Gurney, 1868 accepted as Falco Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Accipitriformes (Order) > Falconidae (Family)

Chifengestheria
     Chifengestheria Wang, 1980 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Branchiopoda (Class) > Branchiopoda (awaiting allocation) (Order) > Branchiopoda (awaiting allocation) (Family)
     Chifengestheria Wu, 1983 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Branchiopoda (Class) > Branchiopoda (awaiting allocation) (Order) > Branchiopoda (awaiting allocation) (Family)

Chilaophonte
     Chilaophonte Huys, 2009 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Laophontidae (Family)
 Chilaophonte Mielke, 1985 accepted as Chilaophonte Huys, 2009 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Laophontidae (Family)

Chile
     Chile Tikhonov, 1986 † (uncertain)· Animalia (Kingdom) > Brachiopoda (Phylum) > Brachiopoda (awaiting allocation) (Class) > Brachiopoda (awaiting allocation) (Order) > Brachiopoda (awaiting allocation) (Family)
     Chile Popov & Tikhonov, 1990 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Chileata (Class) > Chileida (Order) > Chileidae (Family)

Chilea
     Chilea Rose, 1975 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)
 Chilea Cossmann, 1900 accepted as Cheilea Modeer, 1793 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Hipponicidae (Family)
 Chilea Dalman in Billberg, 1820 accepted as Libythea Fabricius, 1807 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)

Chileana
     Chileana Jansta & Krizkova, 2013 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Torymidae (Family)
     Chileana Özdikmen, 2009 accepted as Cesachile Koçak & Kemal, 2008 (junior objective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Chilopoda (Class) > Geophilomorpha (Order) > Geophilidae (Family)

Chilenarea
 Chilenarea Verhoeff, 1934 accepted as Queenslandophilus Verhoeff, 1925 · Animalia (Kingdom) > Arthropoda (Phylum) > Chilopoda (Class) > Geophilomorpha (Order) > Geophilidae (Family)
 Chilenarea Bücherl, 1942 accepted as Queenslandophilus Verhoeff, 1925 · Animalia (Kingdom) > Arthropoda (Phylum) > Chilopoda (Class) > Geophilomorpha (Order) > Geophilidae (Family)

Chilinia
     Chilinia X. Li & M. Ye, 1980 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Cycadopsida (Class) > Cycadopsida (awaiting allocation) (Order) > Cycadopsida (awaiting allocation) (Family)
 Chilinia Cunningham, 1871 accepted as Chilina Gray, 1828 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Hygrophila (Order) > Chilinidae (Family)

Chiliophyllum
     Chiliophyllum R.A. Philippi, 1864 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Chiliophyllum A.P. de Candolle, 1836 accepted as Chiliophyllum A.P. de Candolle, 1836 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Chilocalyx
 Chilocalyx Turczaninow, 1863 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)
 Chilocalyx Klotzsch in W.C.H. Peters, 1861 accepted as Cleome Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Cleomaceae (Family)

Chiloceras
 Chiloceras Haug, 1899 † accepted as Chiloceras Haug, 1899 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Goniatitida (Order) > Cheiloceratidae (Family)
 Chiloceras Canestrini in Canestrini & Kramer, 1899 accepted as Cheiloceras Trouessart, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Falculiferidae (Family)
 Chiloceras Trouessart, 1898 accepted as Cheiloceras Trouessart, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Falculiferidae (Family)

Chilocyclus
     Chilocyclus Bronn & Roemer in Bronn, 1851 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)
     Chilocyclus Gill, 1863 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Chilodinium
     Chilodinium Conrad, 1926 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Chilodinium J. Massart, 1920 accepted as Gymnodinium Stein, 1878 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Gymnodiniales (Order) > Gymnodiniaceae (Family)

Chilodipterus
 Chilodipterus Agassiz, 1846 accepted as Cheilodipterus Lacepède, 1801 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Apogonidae (Family)
 Chilodipterus Agassiz, 1846 [2] accepted as Cheilodipterus Lacepède, 1801 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Apogonidae (Family)

Chilodon
     Chilodon Strand, 1928 (uncertain)· Chromista (Kingdom) > Ciliophora (Phylum) > Nassophorea (Class) > Synhymeniida (Order) > Synhymeniida (awaiting allocation) (Family)
 Chilodon Agassiz, 1846 accepted as Chilodon Agassiz, 1846 · Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Chilodon Ehrenberg, 1831 accepted as Chilodon Ehrenberg, 1831 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Chilodon Ehrenberg, 1834 accepted as Chilodonella Strand, 1928 · Chromista (Kingdom) > Ciliophora (Phylum) > Phyllopharyngea (Class) > Cyrtophorida (Order) > Chilodonellidae (Family)

Chilodus
     Chilodus Müller & Troschel, 1844 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Characiformes (Order) > Chilodontidae (Family)
     Chilodus Giebel, 1848 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Elasmobranchii (awaiting allocation) (Order) > Elasmobranchii (awaiting allocation) (Family)

Chilogymnus
     Chilogymnus Jousseaume, 1894 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Chilogymnus Ehrenberg, 1831 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Chiloides
     Chiloides Butler, 1881 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Chiloides Amsel, 1949 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Chiloides Bleszynski, 1963 accepted as Friedlanderia Agnew, 1987 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Crambidae (Family)

Chilomycterus
     Chilomycterus Brisout de Barneville, 1846 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Tetraodontiformes (Order) > Diodontidae (Family)
     Chilomycterus Bibron, 1846 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Tetraodontiformes (Order) > Diodontidae (Family)

Chilopogon
     Chilopogon Schlechter, 1912 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Chilopogon Kohl, 1896 accepted as Chilopogon Kohl, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Chilopogon Agassiz, 1846 accepted as Cheilopogon Lowe, 1841 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Beloniformes (Order) > Exocoetidae (Family)
 Chilopogon Bigot, 1878 accepted as Dasypogon Meigen, 1803 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Asilidae (Family)
     Chilopogon Bezzi, 1902 accepted as Cheilopogon Rondani, 1856 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Asilidae (Family)

Chilopoma
     Chilopoma Cope, 1875 † accepted as Chilopoma Cope, 1875 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
     Chilopoma Yarrow, 1875 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Chilopora
     Chilopora Haime, 1854 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Cyclostomatida (awaiting allocation) (Family)
     Chilopora Kraatz, 1858 accepted as Chiloporata Strand, 1935 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Chilopsis
     Chilopsis Amsel, 1956 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Chilopsis Hampson, 1919 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
     Chilopsis D. Don, 1823 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Bignoniaceae (Family)
 Chilopsis accepted as Chlopsis Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Chlopsidae (Family)

Chilostigma
     Chilostigma McLachlan, 1876 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Limnephilidae (Family)
     Chilostigma Hochstetter, 1841 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Scrophulariaceae (Family)

Chilota
     Chilota Michaelsen, 1899 · Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Haplotaxida (Order) > Megascolecidae (Family)
     Chilota Aubertin, 1930 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)

Chilotoma
 Chilotoma Agassiz, 1846 accepted as Cheilotoma Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Chilotoma Redtenbacher, 1845 accepted as Cheilotoma Chevrolat in Dejean, 1836 (misspelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Chimaera
 Chimaera Ochsenheimer, 1808 accepted as Chimaera Ochsenheimer, 1808 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Chimaera Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Chimaeriformes (Order) > Chimaeridae (Family)
 Chimaera Hitchcock, 1858 accepted as Chimaera Hitchcock, 1858 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
 Chimaera Poli, 1791 accepted as Pinna Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Pterioida (Order) > Pinnidae (Family)
     Chimaera Vlasov, 1977 † · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Anagliphonida (Order) > Thyssagaetidae (Family)

Chimaeropsis
     Chimaeropsis Zittel, 1887 † · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Holocephalii (awaiting allocation) (Order) > Holocephalii (awaiting allocation) (Family)
     Chimaeropsis Meinert, 1890 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Argissidae (Family)

Chimaphila
     Chimaphila Pursh, 1813-1814 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)
     Chimaphila Nakajima & Wang, 2013 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)

Chimarra
     Chimarra Stephens, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Philopotamidae (Family)
     Chimarra Leach, 1815 accepted as Chimarra Stephens, 1829 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Philopotamidae (Family)

Chimera
 Chimera Rafinesque, 1815 accepted as Chimaera Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Chimaeriformes (Order) > Chimaeridae (Family)
 Chimera Rafinesque, 1815 [2] accepted as Pinna Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Pterioida (Order) > Pinnidae (Family)

Chimerina
     Chimerina Eschscholtz, 1829 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Chimerina Agassiz, 1846 accepted as Chemerina Boisduval, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)

Chinamiris
     Chinamiris Woodward, 1950 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)
     Chinamiris Carvalho, 1951 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)

Chinchilla
     Chinchilla Bennett, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Chinchillidae (Family)
 Chinchilla Girault, 1928 accepted as Austrochoreia Girault, 1929 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Encyrtidae (Family)

Chinelaus
 Chinelaus Basilewsky & Grundmann, 1954 accepted as Chlaenius Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Chinelaus Lučnik, 1933 accepted as Chinelaus Basilewsky & Grundmann, 1954 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Chinensis
     Chinensis † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
     Chinensis Özdikmen, 2009 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)

Chingia
     Chingia Rees, 1807 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Chingia Holttum, 1971 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Thelypteridaceae (Family)

Chinlea
     Chinlea Schaeffer, 1967 † · Animalia (Kingdom) > Chordata (Phylum) > Sarcopterygii (Class) > Coelacanthiformes (Order) > Mawsoniidae (Family)
     Chinlea Daugherty, 1941 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Lycopodiopsida (Class) > Pleuromeiales (Order) > Pleuromeiales (awaiting allocation) (Family)

Chion
 Chion Scopoli, 1777 accepted as Donax Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Donacidae (Family)
     Chion Newman, 1840 accepted as Knulliana Linsley, 1962 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Chione
     Chione Megerle von Mühlfeld, 1811 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)
     Chione A.P. de Candolle, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Chione Dallas, 1874 accepted as Chone Krøyer, 1856 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Sabellidae (Family)
 Chione Gray, 1838 accepted as Callista Poli, 1791 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)
 Chione Gistel, 1848 accepted as Ophidiaster L. Agassiz, 1836 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Valvatida (Order) > Ophidiasteridae (Family)
 Chione R.A. Salisbury, 1866 accepted as Narcissus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)
     Chione Robineau-Desvoidy, 1830 accepted as Ilione Haliday in Curtis, 1837 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sciomyzidae (Family)

Chionea
     Chionea Dalman, 1816 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tipulidae (Family)
 Chionea Guenée, 1845 accepted as Asarta Zeller, 1848 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)

Chionella
     Chionella Jeffreys in Swainson, 1840 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)
     Chionella Cossmann, 1886 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)
 Chionella Amsel, 1935 accepted as Chionellidea Amsel, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Autostichidae (Family)

Chionophila
     Chionophila Bentham in Alph. de Candolle, 1846 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Plantaginaceae (Family)
     Chionophila Guenée, 1865 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Chionopsis
     Chionopsis Olsson, 1932 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)
 Chionopsis Martens in Albers, 1860 accepted as Chionopsis Martens in Albers, 1860 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Subulinidae (Family)

Chionospiza
 Chionospiza Gray, 1841 accepted as Chionospiza Gray, 1841 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Chionospiza Reichenbach, 1850 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Chiquera
     Chiquera Bonaparte, 1854, nom. nud. accepted as Falco Linnaeus, 1758 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Accipitriformes (Order) > Falconidae (Family)
 Chiquera Bonaparte, 1854 accepted as Falco Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Accipitriformes (Order) > Falconidae (Family)

Chira
 Chira Simon, 1902 accepted as Chira Simon, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
     Chira Peckham & Peckham, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Salticidae (Family)

Chiracanthus
 Chiracanthus Agassiz, 1846 † accepted as Chiracanthus Agassiz, 1846 † · Animalia (Kingdom) > Chordata (Phylum) > Acanthodii (Class) > Acanthodiformes (Order) > Acanthodidae (Family)
 Chiracanthus Creplin in Ersch & Gruber, 1841 accepted as Gnathostoma Owen, 1837 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Gnathostomatidae (Family)

Chiridium
 Chiridium Simon, 1879 accepted as Cheiridium Menge, 1855 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Pseudoscorpionida (Order) > Cheiridiidae (Family)
 Chiridium Van Tieghem, 1894 accepted as Helixanthera Loureiro, 1790 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Loranthaceae (Family)

Chirinda
     Chirinda Péringuey, 1907 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Chirinda Verdcourt, 1998 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Stylommatophora (awaiting allocation) (Family)

Chirispa
 Chirispa Gemminger & Harold, 1876 accepted as Prosopodonta Baly, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Chirispa Weise, 1911 accepted as Prosopodonta Baly, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Chirocrinus
     Chirocrinus Angelin, 1878 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Disparida (Order) > Disparida (awaiting allocation) (Family)
 Chirocrinus Haeckel, 1896 † accepted as Cheirocrinus Eichwald, 1856 † · Animalia (Kingdom) > Echinodermata (Phylum) > Rhombifera (Class) > Rhombifera (awaiting allocation) (Order) > Rhombifera (awaiting allocation) (Family)

Chirolepis
 Chirolepis Agassiz, 1846 accepted as Chriolepis Gilbert, 1892 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Gobiidae (Family)
 Chirolepis Hastings & Bortone, 1981 accepted as Chriolepis Gilbert, 1892 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Gobiidae (Family)

Chiroleptes
     Chiroleptes Günther, 1858 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Leptodactylidae (Family)
     Chiroleptes Kirby, 1837 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Rhyparochromidae (Family)

Chirolophus
     Chirolophus Cassini in F. Cuvier, 1827 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Chirolophus Haliday, 1862 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eupelmidae (Family)
 Chirolophus Goode & Bean, 1896 accepted as Chirolophis Swainson, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Stichaeidae (Family)

Chiromantis
     Chiromantis Peters, 1854 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Rhacophoridae (Family)
     Chiromantis Rondani, 1856 accepted as Chyromantis Rondani, 1856 (incorrect original spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Empididae (Family)
 Chiromantis Giglio-Tos, 1915 accepted as Chloromantis Kaltenbach, 1998 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mantodea (Order) > Nanomantidae (Family)

Chiromya
 Chiromya Zack, 1984 accepted as Chiromyza Wiedemann, 1820 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)
     Chiromya Agassiz, 1845 accepted as Chyromya Robineau-Desvoidy, 1830 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chyromyidae (Family)

Chiromys
 Chiromys Illiger, 1811 accepted as Daubentonia Geoffroy, 1795 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Daubentoniidae (Family)
 Chiromys Duméril, 1805 accepted as Daubentonia Geoffroy, 1795 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Daubentoniidae (Family)

Chiron
     Chiron Macleay, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Chiron Villa, 1833 accepted as Chiron Villa, 1833 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Chiron Astafieva, 1997 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Ostreida (Order) > Ostreida (awaiting allocation) (Family)

Chironectes
     Chironectes Illiger, 1811 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Didelphimorphia (Order) > Didelphidae (Family)
 Chironectes Cuvier, 1817 accepted as Antennarius Daudin, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Lophiiformes (Order) > Antennariidae (Family)
 Chironectes Rafinesque, 1814 accepted as Histrio Fischer, 1813 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Lophiiformes (Order) > Antennariidae (Family)

Chironemus
     Chironemus Cuvier, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Chironemidae (Family)
 Chironemus Canestrini & Fänzago, 1876 accepted as Tarsonemus Canestrini & Fanzago, 1876 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Tarsonemidae (Family)

Chironia
     Chironia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Gentianaceae (Family)
 Chironia Deshayes, 1839 accepted as Kellia Turton, 1822 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Kelliidae (Family)

Chironobius
     Chironobius Lizaso, 1983 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Acari (awaiting allocation) (Order) > Acari (awaiting allocation) (Family)
     Chironobius Lombert & Moss, 1983 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Mesostigmata (Order) > Ixodorhynchidae (Family)

Chiropotes
     Chiropotes Lesson, 1840 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Pitheciidae (Family)
 Chiropotes Gloger, 1841 accepted as Cheiromeles Horsfield, 1824 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Molossidae (Family)

Chiroprion
     Chiroprion Bonaparte, 1854, nom. nud. accepted as Chiroxiphia Cabanis, 1847 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Pipridae (Family)
 Chiroprion Bonaparte, 1854 accepted as Chiroxiphia Cabanis, 1847 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Pipridae (Family)

Chiropsis
 Chiropsis Girard, 1858 accepted as Hexagrammos Tilesius, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Hexagrammidae (Family)
 Chiropsis Joubin, 1932 accepted as Chiroteuthis d'Orbigny [in Férussac & d'Orbigny], 1841 · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Teuthoidea (Order) > Chiroteuthidae (Family)

Chirotes
     Chirotes Razowski & Becker, 1999 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)
     Chirotes Cuvier, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Amphisbaenidae (Family)
     Chirotes Fleming, 1822 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
     Chirotes Merrem, 1820 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Chirotonetes
     Chirotonetes Eaton, 1881 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Ephemeroptera (Order) > Ephemeroptera (awaiting allocation) (Family)
 Chirotonetes Needham, 1881 accepted as Isonychia Eaton, 1871 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Ephemeroptera (Order) > Oligoneuriidae (Family)

Chirozoetes
 Chirozoetes Meyer in Reitter, 1896 accepted as Chirozetes Pascoe, 1870 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Chirozoetes Marseul, 1888 accepted as Chirozetes Pascoe, 1870 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Chirus
     Chirus Krøyer, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Stichaeidae (Family)
 Chirus Pallas, 1814 accepted as Hexagrammos Tilesius, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Stichaeidae (Family)

Chisma
     Chisma Lonsdale, 1849 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Cyclostomatida (awaiting allocation) (Family)
     Chisma Lonsdale, 1847 † accepted as Chisma Lonsdale, 1849 † (nomen nudum)· Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Cyclostomatida (awaiting allocation) (Family)

Chitona
     Chitona Melichar, 1923 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Flatidae (Family)
     Chitona Schmidt, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Oedemeridae (Family)

Chitonella
     Chitonella Deshayes, 1830 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Chitonella Small & Lynn, 1985 · Chromista (Kingdom) > Ciliophora (Phylum) > Phyllopharyngea (Class) > Chlamydodontida (Order) > Chitonellidae (Family)

Chitonia
 Chitonia R.A. Salisbury, 1866 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
 Chitonia D. Don, 1823 accepted as Miconia Ruiz & Pavon, 1794 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Melastomataceae (Family)
 Chitonia A.P. de Candolle, 1824 accepted as Morkillia J.N. Rose & Painter, 1907 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zygophyllales (Order) > Zygophyllaceae (Family)
 Chitonia (E.M. Fries) P.A. Karsten, 1879 accepted as Clarkeinda O. Kuntze, 1891 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricaceae (Family)

Chitoniscus
     Chitoniscus Stål, 1875 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)
 Chitoniscus Herrmannsen, 1846 accepted as Chitoniscus Herrmannsen, 1846 · Animalia (Kingdom) > Mollusca (Phylum) > Polyplacophora (Class) > Chitonida (Order) > Cryptoplacidae (Family)
     Chitoniscus Dall, 1878 accepted as Chitoniscus Dall, 1878 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Chitoniscus Dall, 1882 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Chitoniscus Waterhouse, 1876 accepted as Chanopterus Boheman, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Promecheilidae (Family)

Chitonorecta
     Chitonorecta Meggitt, 1927 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cestoda (awaiting allocation) (Order) > Cestoda (awaiting allocation) (Family)
 Chitonorecta Singh, 1959 accepted as Chitinorecta Meggitt, 1927 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Dilepididae (Family)

Chitra
 Chitra Chamberlin, 1930 accepted as Chitrella Beier, 1932 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Pseudoscorpionida (Order) > Syarinidae (Family)
     Chitra Gray, 1844 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Trionychidae (Family)

Chitralia
     Chitralia Evans, 1932 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Chitralia Adanson, 1763 accepted as Chitralia Adanson, 1763 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Myrtaceae (Family)

Chitwoodia
 Chitwoodia Furstenberg & Heyns, 1966 accepted as Chitwoodius Furstenberg & Heyns, 1966 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Leptolaimida (Order) > Tubolaimoididae (Family)
 Chitwoodia Le-Van-Hoa & Pham-Ngoc-Khue, 1970 accepted as Oceanicucullanus Schmidt & Kuntz, 1969 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Cucullanidae (Family)
     Chitwoodia Gerlach, 1956 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Leptolaimida (Order) > Tubolaimoididae (Family)

Chkhikvadzomys
     Chkhikvadzomys Shevyreva, 1984 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Chapattimyidae (Family)
 Chkhikvadzomys Shevyreva, 1983 † accepted as Chkhikvadzomys Shevyreva, 1984 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Chapattimyidae (Family)

Chladorhynchus
     Chladorhynchus Reichenbach, 1850 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Chladorhynchus Gray, 1847 accepted as Cladorhynchus Gray, 1840 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Charadriidae (Family)

Chlaenius
     Chlaenius Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Chlaenius Dejean, 1826 accepted as Chlaenius Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Chlaenobia
 Chlaenobia Blanchard, 1850 accepted as Phyllophaga Harris, 1827 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Chlaenobia Agassiz, 1846 accepted as Chloenobia Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Chlamidochen
     Chlamidochen Bonaparte, 1854 accepted as Chenonetta Brandt, 1836 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Anseriformes (Order) > Anatidae (Family)
 Chlamidochen Gray, 1855 accepted as Chenonetta Brandt, 1836 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Anseriformes (Order) > Anatidae (Family)

Chlamidophora
     Chlamidophora Ehrenberg, 1856 accepted as Chlamidophora Ehrenberg, 1856 (nomen nudum)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Chlamidophora Ehrenberg, 1876 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Chlamophora
     Chlamophora Chevrolat in D'Orbigny, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Chlamophora Agassiz, 1846 accepted as Chlamophora Chevrolat in D'Orbigny, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Chlamydaena
     Chlamydaena Bonaparte, 1854, nom. nud. accepted as Alectroenas Gray, 1840 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Columbiformes (Order) > Columbidae (Family)
 Chlamydaena Bonaparte, 1854 accepted as Alectroenas Gray, 1840 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Columbiformes (Order) > Columbidae (Family)

Chlamydephorus
     Chlamydephorus Binney, 1879 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Chlamydephoridae (Family)
 Chlamydephorus Lenz, 1831 accepted as Chlamyphorus Harlan, 1825 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cingulata (Order) > Dasypodidae (Family)

Chlamydia
     Chlamydia Banks ex J. Gaertner, 1788 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliales (awaiting allocation) (Family)
     Chlamydia Jones et al., 1945 (Approved Lists, 1980) · Bacteria (Kingdom) > Chlamydiae (Phylum) > Chlamydiia (Class) > Chlamydiales (Order) > Chlamydiaceae (Family)

Chlamydobotrys
 Chlamydobotrys Korshikov, 1924 accepted as Pyrobotrys Arnoldi, 1916 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Spondylomoraceae (Family)
 Chlamydobotrys Pascher, 1926 accepted as Pyrobotrys Arnoldi, 1916 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Spondylomoraceae (Family)

Chlamydocephalus
 Chlamydocephalus Cohn, 1906 accepted as Cephalochlamys Blanchard, 1908 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Diphyllobothriidea (Order) > Cephalochlamydidae (Family)
 Chlamydocephalus Diesing, 1850 accepted as Amphiporus Ehrenberg, 1831 · Animalia (Kingdom) > Nemertea (Phylum) > Enopla (Class) > Hoplonemertea (Order) > Amphiporidae (Family)

Chlamydoconcha
     Chlamydoconcha Dall, 1884 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Galeommatidae (Family)
 Chlamydoconcha Pilsbry & Tryon, 1893 accepted as Chlamydoconcha Pilsbry & Tryon, 1893 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Chlamydocystis
     Chlamydocystis Dogiel, 1910 · Chromista (Kingdom) > Miozoa (Phylum) > Paragregarea (Class) > Velocida (Order) > Lecudinidae (Family)
     Chlamydocystis M.O.P. Iyengar, 1975 (uncertain)· Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Characiochloridaceae (Family)

Chlamydodon
     Chlamydodon Ehrenberg, 1835 · Chromista (Kingdom) > Ciliophora (Phylum) > Phyllopharyngea (Class) > Cyrtophorida (Order) > Chlamydodontidae (Family)
 Chlamydodon Agassiz, 1846 accepted as Chlamydodon Agassiz, 1846 · Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Chlamydomonas
     Chlamydomonas Ehrenberg, 1833 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Chlamydomonadaceae (Family)
 Chlamydomonas Agassiz, 1846 accepted as Chlamydomonas Ehrenberg, 1833 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Chlamydomonadaceae (Family)

Chlamydonella
     Chlamydonella Petz, Song & Wilbert, 1995 · Chromista (Kingdom) > Ciliophora (Phylum) > Phyllopharyngea (Class) > Cyrtophorida (Order) > Lynchellidae (Family)
     Chlamydonella Deroux, 1970 accepted as Chlamydonella Petz, Song & Wilbert, 1995 (nomen nudum)· Chromista (Kingdom) > Ciliophora (Phylum) > Phyllopharyngea (Class) > Cyrtophorida (Order) > Lynchellidae (Family)

Chlamydonema
 Chlamydonema Travassos, 1920 accepted as Physaloptera Rudolphi, 1819 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Physalopteridae (Family)
 Chlamydonema Noordhoek Hegt, 1910 accepted as Physaloptera Rudolphi, 1819 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Physalopteridae (Family)

Chlamydophorus
 Chlamydophorus Wagler, 1830 accepted as Chlamyphorus Harlan, 1825 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cingulata (Order) > Dasypodidae (Family)
 Chlamydophorus Dall, 1880 accepted as Chlamydephorus Binney, 1879 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Chlamydephoridae (Family)
 Chlamydophorus J.E. Gray, 1842 accepted as Chlamydosaurus Gray, 1825 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Agamidae (Family)

Chlamydopsis
     Chlamydopsis Westwood, 1869 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)
     Chlamydopsis V. Holubová-Jechová & R.F. Castañeda, 1986 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Chlamydosaurus
     Chlamydosaurus Gray, 1825 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Agamidae (Family)
 Chlamydosaurus Gray in King, 1826 accepted as Chlamydosaurus Gray, 1825 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Agamidae (Family)

Chlamydotherium
     Chlamydotherium Bronn, 1838 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cingulata (Order) > Glyptodontidae (Family)
     Chlamydotherium Lund, 1838 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cingulata (Order) > Dasypodidae (Family)

Chlamyphorus
     Chlamyphorus Klatt, 1889 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)
     Chlamyphorus Harlan, 1825 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cingulata (Order) > Dasypodidae (Family)

Chlamyphractus
     Chlamyphractus Castellanos, 1940 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cingulata (Order) > Glyptodontidae (Family)
     Chlamyphractus Barasoain, Tomassini, Zurita, Montalvo & Superina, 2019 † accepted as Chlamydophractus Barasoain, Tomassini, Zurita, Montalvo & Superina, 2020 † (junior homonym)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cingulata (Order) > Dasypodidae (Family)

Chlamys
     Chlamys Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Ostreida (Order) > Pectinidae (Family)
 Chlamys Knoch, 1801 accepted as Chlamisus Rafinesque, 1815 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Chlamys Young & Young, 1877 † accepted as Youngella de Laubenfels in Moore, 1955 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Homosclerophorida (Order) > Plakinidae (Family)
 Chlamys Beneden, 1892 accepted as Perissopus Steenstrup & Lütken, 1861 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Siphonostomatoida (Order) > Pandaridae (Family)

Chlanidophora
     Chlanidophora J.G. Agardh, 1894 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Dictyotales (Order) > Dictyotaceae (Family)
     Chlanidophora Berg, 1877 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Chlerogas
     Chlerogas Vachal, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Halictidae (Family)
 Chlerogas Cockerell, 1919 accepted as Chlerogas Vachal, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Halictidae (Family)

Chleuastes
     Chleuastes Hübner, 1822 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Chleuastes Kirsch, 1869 accepted as Chleuasmus Marshall, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Chlidonia
     Chlidonia Hübner, 1825 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Chlidonia Herrich-Schäffer in Panzer, 1838 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Chlidonia Lamouroux, 1824 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Chlidoniidae (Family)

Chloantha
 Chloantha Boisduval, Rambur & Graslin, 1836 accepted as Actinotia Hübner, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Chloantha Agassiz, 1846 accepted as Actinotia Hübner, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Chloauges
     Chloauges Lederer, 1863 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Chloauges Heine, 1863 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Chloe
 Chloe Berthold in Latreille, 1827 accepted as Chloe Berthold in Latreille, 1827 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Amphinomida (Order) > Amphinomidae (Family)
 Chloe Agassiz, 1846 accepted as Cloeon Leach, 1815 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Ephemeroptera (Order) > Baetidae (Family)
     Chloe Robineau-Desvoidy, 1830 accepted as Hydrophoria Robineau-Desvoidy, 1830 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Anthomyiidae (Family)

Chloë
 Chloë Berthold in Latreille, 1827 accepted as Chloe Berthold in Latreille, 1827 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Amphinomida (Order) > Amphinomidae (Family)
 Chloë Agassiz, 1846 accepted as Cloeon Leach, 1815 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Ephemeroptera (Order) > Baetidae (Family)
     Chloë Robineau-Desvoidy, 1830 accepted as Chloe Robineau-Desvoidy, 1830 (incorrect original spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Anthomyiidae (Family)

Chloea
 Chloea Burmeister, 1856 accepted as Chloea Burmeister, 1856 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Amphinomida (Order) > Amphinomidae (Family)
 Chloea Jordan & Snyder, 1901 accepted as Gymnogobius Gill, 1863 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Gobiidae (Family)

Chloebius
     Chloebius Schönherr, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Chloebius Schönherr, 1823 accepted as Aphytoscaphus Hustache, 1947 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Chloephaga
     Chloephaga Eyton, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Anseriformes (Order) > Anatidae (Family)
 Chloephaga Weise, 1899 accepted as Capraita Bechyné, 1957 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Chloephila
     Chloephila Costantini, 1920 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Crambidae (Family)
     Chloephila Guilding, 1830 accepted as Chloephila Guilding, 1830 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Chloracantha
     Chloracantha Hebard, 1922 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
     Chloracantha G.L. Nesom, Y.B. Suh, D.R. Morgan, S.D. Sudberg & B.B. Simpson, 1991 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Chloracris
     Chloracris Pictet & Saussure, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
 Chloracris Ramme, 1929 accepted as Callichloracris Ramme, 1931 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)

Chloraea
     Chloraea J. Lindley, 1827 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Chloraea Albers, 1850 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Camaenidae (Family)

Chloraema
 Chloraema Dujardin, 1839 accepted as Flabelligera Sars, 1829 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Flabelligerida (Order) > Flabelligeridae (Family)
 Chloraema Agassiz, 1846 accepted as Chloraima Kölliker, 1845 · Animalia (Kingdom) > Nemertea (Phylum) > Nemertea (awaiting allocation) (Class) > Nemertea (awaiting allocation) (Order) > Nemertea (awaiting allocation) (Family)
 Chloraema Dujardin, 1838 accepted as Flabelligera Sars, 1829 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Flabelligerida (Order) > Flabelligeridae (Family)

Chloramoeba
     Chloramoeba Lagerheim, 1897 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Chloramoeba Bohlin, 1887 · Chromista (Kingdom) > Ochrophyta (Phylum) > Xanthophyceae (Class) > Chloramoebales (Order) > Chloramoebaceae (Family)

Chlorangium
     Chlorangium Rabenhorst, 1857 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Lecanorales incertae sedis (Family)
 Chlorangium S.F.N. von Stein, 1878 accepted as Chlorangiella De Toni, 1889 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Chlorangiellaceae (Family)
 Chlorangium H.F. Link, 1849 accepted as Aspicilia A. Massalongo, 1852 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Pertusariales (Order) > Megasporaceae (Family)

Chlorapion
     Chlorapion Bourrelly, 1959 · Chromista (Kingdom) > Ochrophyta (Phylum) > Xanthophyceae (Class) > Mischococcales (Order) > Pleurochloridaceae (Family)
 Chlorapion Györffy, 1956 accepted as Ischnopterapion Bokor, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)
 Chlorapion Voss, 1959 accepted as Ischnopterapion Bokor, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)
 Chlorapion Ehret, 1990 accepted as Ischnopterapion Bokor, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)
 Chlorapion Wagner, 1932 accepted as Ischnopterapion Bokor, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)

Chloraster
     Chloraster C. Ehrenberg, 1848 · Plantae (Kingdom) > Chlorophyta (Phylum) > Pyramimonadophyceae (Class) > Pyramimonadales (Order) > Pyramimonadaceae (Family)
 Chloraster A.H. Haworth, 1824 accepted as Narcissus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)

Chlorella
     Chlorella M. Beijerinck, 1890 · Plantae (Kingdom) > Chlorophyta (Phylum) > Trebouxiophyceae (Class) > Chlorellales (Order) > Chlorellaceae (Family)
 Chlorella Stechow, 1921 accepted as Haeckelia Carus in Carus & Gerstaecker, 1863 · Animalia (Kingdom) > Ctenophora (Phylum) > Tentaculata (Class) > Cydippida (Order) > Haeckeliidae (Family)

Chlorellopsis
 Chlorellopsis Kol & Chodat, 1934 accepted as · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Chlorococcaceae (Family)
 Chlorellopsis Zeitler, 1954 accepted as Pseudochlorella J.W.G. Lund, 1955 · Plantae (Kingdom) > Chlorophyta (Phylum) > Trebouxiophyceae (Class) > Chlorellales (Order) > Oocystaceae (Family)

Chloremys
     Chloremys Pascher, 1940 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlorophyceae (awaiting allocation) (Order) > Chlorophyceae (awaiting allocation) (Family)
     Chloremys Gray, 1871 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Chloreus
     Chloreus Kaup, 1829 accepted as Chloreus Kaup, 1829 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)
     Chloreus Morris, 1837 accepted as Chloreus Morris, 1837 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Oriolidae (Family)

Chlorhoda
 Chlorhoda Hampson, 1910 accepted as Prasinopyra Hampson, 1914 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Chlorhoda Hampson, 1901 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Chloria
     Chloria Schiner, 1862 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
 Chloria Fieber, 1866 accepted as Chlorita Fieber, 1872 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)

Chlorida
 Chlorida Miers, 1880 accepted as Clorida Eydoux & Souleyet in Vaillant, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Stomatopoda (Order) > Squillidae (Family)
     Chlorida Audinet-Serville, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Chlorida Chaudoir, 1865 accepted as Jansenia Chaudoir, 1865 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cicindelidae (Family)

Chloridella
     Chloridella Pascher, 1932 · Chromista (Kingdom) > Ochrophyta (Phylum) > Xanthophyceae (Class) > Mischococcales (Order) > Pleurochloridaceae (Family)
 Chloridella Miers, 1880 accepted as Clorida Eydoux & Souleyet in Vaillant, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Stomatopoda (Order) > Squillidae (Family)

Chloridium
     Chloridium Link, 1809 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Chaetosphaeriales (Order) > Chaetosphaeriaceae (Family)
 Chloridium Motschoulsky, 1868 accepted as Bembidion Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Chlorina
     Chlorina Guenée in Maillard, 1862 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Chlorina Robineau-Desvoidy, 1830 accepted as Pegomya Robineau-Desvoidy, 1830 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Anthomyiidae (Family)

Chlorion
     Chlorion Temminck in Temminck & Laugier, 1839 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Chlorion Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Sphecidae (Family)

Chloris
 Chloris Möhring, 1758 accepted as Chloris Möhring, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Chloris Boie, 1826 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Parulidae (Family)
     Chloris O. Swartz, 1788 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
     Chloris Cuvier, 1800 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)
 Chloris Haswell, 1880 accepted as Parapherusa Stebbing, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Melitidae (Family)

Chlorisoma
     Chlorisoma Swainson, 1837 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Chlorisoma Rondani, 1861 accepted as Clorisoma Rondani, 1856 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)

Chlorisops
     Chlorisops Brauer, 1882 accepted as Chorisops Rondani, 1856 (misspelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)
     Chlorisops Szilady, 1932 accepted as Chorisops Rondani, 1856 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)

Chlorobapta
     Chlorobapta Kraatz, 1880 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Chlorobapta Barnes & McDunnough, 1914 accepted as Chlorobaptella Munroe in Heppner, 1995 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Crambidae (Family)

Chlorocanta
     Chlorocanta Chatfield-Taylor, 2023 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadidae (Family)
     Chlorocanta Smeds, 2023 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadidae (Family)

Chlorocharis
     Chlorocharis Sharpe, 1888 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Zosteropidae (Family)
     Chlorocharis Rikli, 1895 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Cyperaceae (Family)

Chlorochlamys
     Chlorochlamys Hulst, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
 Chlorochlamys Miquel, 1869 accepted as Stephanotis Du Petit-Thouars, 1806 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)

Chlorochroa
     Chlorochroa Sclater, 1862 accepted as Chlorochroa Sclater, 1862 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Chlorochroa Stål, 1872 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)

Chlorochroma
     Chlorochroma Duponchel, 1845 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Chlorochroma Gumppenberg, 1895 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Chlorochrysa
     Chlorochrysa Stål, 1873 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Chlorochrysa Bonaparte, 1851 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)

Chlorociboria
     Chlorociboria Seaver, 1936 accepted as (nomen nudum)· Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Chlorociboriaceae (Family)
     Chlorociboria Seaver ex C.S. Ramamurthi, Korf & L.R. Batra, 1958 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Chlorociboriaceae (Family)

Chlorocnemis
     Chlorocnemis Selys, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Protoneuridae (Family)
 Chlorocnemis Kuwert, 1894 accepted as Thalerocnemis Lohde, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cleridae (Family)

Chlorococcum
 Chlorococcum E.M. Fries, 1825 accepted as Chlorococcum E.M. Fries, 1825 · Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)
     Chlorococcum Meneghini, 1842 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Chlorococcaceae (Family)

Chlorococcus
     Chlorococcus Beardsley, 1971 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pseudococcidae (Family)
 Chlorococcus accepted as Chlorococcum Meneghini, 1842 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Chlorococcaceae (Family)

Chlorocodon
 Chlorocodon (A.P. de Candolle) Fourreau, 1869 accepted as Erica Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)
 Chlorocodon J.D. Hooker, 1871 accepted as Mondia Skeels, 1911 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)

Chlorocystis
     Chlorocystis L. Reinhard, 1885 · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Ulotrichales (Order) > Ulotrichaceae (Family)
 Chlorocystis J. Büttner, 1910 accepted as · Protozoa (Kingdom) > Sarcomastigota (awaiting allocation) (Phylum) > (Class) > (Order) > Flagellata (awaiting allocation) (Family)

Chlorodendron
 Chlorodendron Skvortzov, 1959 accepted as · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chaetophorales (Order) > Chaetophoraceae (Family)
 Chlorodendron Senn in Engler & Prantl, 1900 accepted as Tetraselmis S.F.N. Stein, 1878 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorodendrophyceae (Class) > Chlorodendrales (Order) > Chlorodendraceae (Family)

Chlorodius
 Chlorodius Rüppell, 1830 accepted as Atelecyclus Leach, 1814 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Atelecyclidae (Family)
 Chlorodius Agassiz, 1846 accepted as Chlorodiella Rathbun, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Xanthidae (Family)

Chlorodopsis
     Chlorodopsis Milne-Edwards, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Xanthidae (Family)
 Chlorodopsis A. Milne-Edwards, 1873 accepted as Pilodius Dana, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Xanthidae (Family)

Chlorodynerus
     Chlorodynerus Blüthgen, 1954 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Vespidae (Family)
     Chlorodynerus Blüthgen, 1951 accepted as Chlorodynerus Blüthgen, 1954 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Vespidae (Family)

Chlorogaster
     Chlorogaster T. Laessøe & L.M. Jalink, 2004 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Boletales (Order) > Sclerodermataceae (Family)
     Chlorogaster Macquart, 1851 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Chlorogaster Swainson, 1839 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Scaridae (Family)
 Chlorogaster Duboscq, 1912 accepted as Peltogastrella Krüger, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Kentrogonida (Order) > Peltogastridae (Family)

Chlorogloea
 Chlorogloea Pascher, 1930 accepted as · Chromista (Kingdom) > Ochrophyta (Phylum) > Xanthophyceae (Class) > Mischococcales (Order) > Gloeobotrydaceae (Family)
     Chlorogloea Wille, 1900 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Chroococcales (Order) > Entophysalidaceae (Family)

Chlorolepis
     Chlorolepis Nuttall, 1841 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)
     Chlorolepis Dejean, 1821 accepted as Polydrusus Germar, 1817 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Chloromachia
     Chloromachia Warren, 1899 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Chloromachia Warren, 1897 accepted as Chloromachia Warren, 1899 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)

Chloromonas
     Chloromonas C. Gobi, 1899-1900 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Chlamydomonadaceae (Family)
     Chloromonas W.S. Kent, 1880 accepted as (nomen nudum)· Protozoa (Kingdom) > Euglenozoa (Phylum) > Euglenophyceae (Class) > Euglenida (Order) > Euglenidae (Family)

Chloromys
     Chloromys Schlosser, 1884 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Castoridae (Family)
 Chloromys Desmoulins, 1823 accepted as Dolichotis Desmarest, 1819 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Caviidae (Family)
 Chloromys Rafinesque, 1815 accepted as Dasyprocta Illiger, 1811 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Dasyproctidae (Family)
 Chloromys Lesson, 1927 accepted as Dasyprocta Illiger, 1811 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Dasyproctidae (Family)

Chloronema
 Chloronema Milne-Edwards, 1838 accepted as Flabelligera Sars, 1829 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Flabelligerida (Order) > Flabelligeridae (Family)
     Chloronema Dubinina & Gorlenko, 1975 (Approved Lists, 1980) · Bacteria (Kingdom) > Chloroflexi (Phylum) > Chloroflexia (Class) > Chloroflexales (Order) > Oscillochloridaceae (Family)

Chloroneura
     Chloroneura Laidlaw, 1917 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Odonata (awaiting allocation) (Family)
 Chloroneura Walsh, 1862 accepted as Dikraneura Hardy, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)

Chloropeltis
     Chloropeltis Stein, 1878 accepted as Chloropeltis Stein, 1878 (nomen dubium)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Chloropeltis Clements, 1909 accepted as Peltigera Willdenow, 1787 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Peltigerales (Order) > Peltigeraceae (Family)

Chlorophanes
     Chlorophanes Reichenbach, 1853 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)
 Chlorophanes Bach, 1854 accepted as Chlorophanus Schönherr in Sahlberg, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Chlorophanes Matthews, 1992 accepted as Phanechloros Matthews & Bouchard, 2008 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Chlorophanus
     Chlorophanus Schönherr in Sahlberg, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Chlorophanus Germar, 1824 accepted as Chlorophanus Schönherr in Sahlberg, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Chlorophis
     Chlorophis Hallowell, 1857 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
     Chlorophis Theobald, 1868 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)

Chloropholus
     Chloropholus Capiomont, 1867 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Chloropholus Chevrolat, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Chloropholus Dejean, 1835 accepted as Chloropholus Chevrolat, 1843 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Chlorophora
 Chlorophora Gaudichaud-Beaupré in Freycinet, 1830 accepted as Maclura Nuttall, 1818 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Moraceae (Family)
     Chlorophora Robineau-Desvoidy, 1830 accepted as Chlorophora Robineau-Desvoidy, 1830 (taxon inquirendum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Richardiidae (Family)

Chlorophyllum
     Chlorophyllum Massee, 1898 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricaceae (Family)
 Chlorophyllum Murrill, 1910 accepted as Gomphus Persoon, 1797 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Gomphales (Order) > Gomphaceae (Family)

Chloroplegma
     Chloroplegma G. Zanardini, 1858 accepted as Chloroplegma G. Zanardini, 1858 (nomen dubium)· Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Bryopsidales (Order) > Udoteaceae (Family)
 Chloroplegma Amyot, 1847 accepted as Chloroplegma Amyot, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Chloropsis
     Chloropsis Jardine & Selby, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Irenidae (Family)
 Chloropsis Hackel ex O. Kuntze, 1891 accepted as Trichloris E. Fournier ex Bentham, 1881 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Chloropteris
     Chloropteris Montagne, 1850 (uncertain)· Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Cladophorales (Order) > Cladophoraceae (Family)
 Chloropteris Pascher, 1932 accepted as Chloropteridella P.C. Silva, 1970 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > (Family)

Chlorornis
     Chlorornis Reichenbach, 1850 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)
 Chlorornis Salvin, 1879 accepted as Chlorornis Salvin, 1879 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Chlorosoma
 Chlorosoma Agassiz, 1846 accepted as Chlorosoma Agassiz, 1846 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Chlorosoma Wagler, 1830 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
 Chlorosoma Charpentier in Burmeister, 1839 accepted as Somatochlora Selys, 1871 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Corduliidae (Family)

Chlorosphaera
     Chlorosphaera Henfrey, 1859 accepted as Chlorosphaera Henfrey, 1859 (nomen dubium)· Plantae (Kingdom) > Chlorophyta (Phylum) > Trebouxiophyceae (Class) > Chlorellales (Order) > Oocystaceae (Family)
 Chlorosphaera Klebs, 1883 accepted as Chlorosarcinopsis Herndon, 1958 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Chlorosarcinaceae (Family)

Chlorospora
 Chlorospora Massee, 1898 accepted as Melanophyllum Velenovský, 1921 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricaceae (Family)
 Chlorospora Spegazzini, 1891 accepted as Harzia Costantin, 1888 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Melanosporales (Order) > Ceratostomataceae (Family)

Chlorostola
     Chlorostola Simon, 1918 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Chlorostola Hampson, 1898 accepted as Euchlorostola Watson in Watson, Fletcher & Nye, 1980 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
 Chlorostola Weise, 1881 accepted as Labidostomis Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Chlorota
     Chlorota Burmeister, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Chlorota Dejean, 1833 accepted as Chlorota Burmeister, 1844 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Chlorotabanus
     Chlorotabanus Lutz, 1913 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Chlorotabanus Lutz, 1909 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tabanidae (Family)

Chlorothecium
 Chlorothecium Krüger, 1894 accepted as Chloroidium Nadson, 1906 · Plantae (Kingdom) > Chlorophyta (Phylum) > Trebouxiophyceae (Class) > Chlorellales (Order) > Oocystaceae (Family)
     Chlorothecium A. Borzì, 1885 · Chromista (Kingdom) > Ochrophyta (Phylum) > Eustigmatophyceae (Class) > Eustigmatales (Order) > Chlorobotryaceae (Family)

Chlorothrix
     Chlorothrix Y. Berger-Perrot in Y. Berger-Perrot & J.C. Thomas, 1982 · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Ulotrichales (Order) > Ulotrichaceae (Family)
     Chlorothrix Dyar, 1921 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Chlorotriangulum
     Chlorotriangulum Kufferath, 1914 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Chlamydomonadaceae (Family)
     Chlorotriangulum Pascher, 1922 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Chloroxylon
     Chloroxylon A.P. de Candolle, 1824 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)
 Chloroxylon Scopoli, 1777 accepted as Ziziphus P. Miller, 1754 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rhamnaceae (Family)
 Chloroxylon Rafinesque, 1828 accepted as Diospyros Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ebenaceae (Family)

Chloroxylum
 Chloroxylum P. Browne, 1756 accepted as Ziziphus P. Miller, 1754 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rhamnaceae (Family)
 Chloroxylum Post & Kuntze, 1903 accepted as Chloroxylon A.P. de Candolle, 1824 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)

Chlorura
     Chlorura Sclater, 1862 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)
     Chlorura Reichenbach, 1862 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Chlorurus
     Chlorurus Swainson, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Scaridae (Family)
 Chlorurus accepted as Chlorura Sclater, 1862 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)

Chnoodes
     Chnoodes Chevrolat in D'Orbigny, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
     Chnoodes Chevrolat in Dejean, 1836 accepted as Chnoodes Chevrolat in D'Orbigny, 1843 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)

Choanocystis
 Choanocystis Cognetti de Martiis, 1918 accepted as Parachoanocystoides Saedeleer, 1930 · Chromista (Kingdom) > Miozoa (Phylum) > Gregarinomorphea (Class) > Arthrogregarida (Order) > Monocystidae (Family)
     Choanocystis Penard, 1904 · Chromista (Kingdom) > Heliozoa (Phylum) > Centrohelea (Class) > Pterocystida (Order) > Choanocystidae (Family)

Choanofuhrmannia
 Choanofuhrmannia Lopez-Neyra, 1943 accepted as Monopylidium Fuhrmann, 1899 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Dilepididae (Family)
 Choanofuhrmannia López-Neyra, 1935 accepted as Monopylidium Fuhrmann, 1899 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Dilepididae (Family)

Choanophorus
     Choanophorus Bubko, 1965 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Athecanephria (Order) > Siboglinidae (Family)
     Choanophorus Caballero, 1942 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Echinostomida (Order) > Pronocephalidae (Family)

Choanostoma
     Choanostoma Yamaguti, 1934 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)
     Choanostoma Wang, 1931 · Chromista (Kingdom) > Ciliophora (Phylum) > Litostomatea (Class) > Haptorida (Order) > Didiniidae (Family)
     Choanostoma Zenkevitch, 1964 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Echiura (awaiting allocation) (Order) > Echiura (awaiting allocation) (Family)

Choanotaenia
     Choanotaenia Railliet, 1896 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Dilepididae (Family)
 Choanotaenia Fuhrmann, 1907 accepted as Paricterotaenia Fuhrmann, 1932 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Dilepididae (Family)

Choaspes
     Choaspes Moore, 1881 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)
 Choaspes S.F. Gray, 1821 accepted as Choaspes S.F. Gray, 1821 · Plantae (Kingdom) > Charophyta (Phylum) > Zygnematophyceae (Class) > Zygnematales (Order) > Zygnemataceae (Family)
     Choaspes Champion, 1885 accepted as Choastes Champion, 1893 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Chodatia
 Chodatia A. Hansgirg, 1903 accepted as Stapfia Chodat, 1897 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Tetrasporaceae (Family)
 Chodatia E. Kol, 1934 accepted as Deuterostichococcus T. Pröschold & T. Darienko, 2020 · Plantae (Kingdom) > Chlorophyta (Phylum) > Trebouxiophyceae (Class) > Prasiolales (Order) > Stichococcaceae (Family)

Choelopus
 Choelopus Lichtenstein, 1818 accepted as Choloepus Illiger, 1811 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Pilosa (Order) > Megalonychidae (Family)
 Choelopus accepted as Choloepus Illiger, 1811 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Pilosa (Order) > Megalonychidae (Family)
 Choelopus Tschudi, 1844 accepted as Choloepus Illiger, 1811 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Pilosa (Order) > Megalonychidae (Family)

Choerodes
 Choerodes Guenée, 1857 accepted as Aeschropteryx Butler, 1883 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
 Choerodes Leidy, 1852 † accepted as Hexaprotodon Falconer & Cautley, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Hippopotamidae (Family)
     Choerodes Gemminger in Gemminger & Harold, 1870 accepted as Chaerodes White, 1846 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Choerodon
     Choerodon Bleeker, 1847 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Labridae (Family)
     Choerodon Troxell, 1920 † accepted as Troxellius Kretzoi & Kretzoi, 2000 † (junior homonym)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Entelodontidae (Family)

Choeromorpha
     Choeromorpha Chevrolat in d'Orbigny, 1849 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Choeromorpha Dejean, 1835 accepted as Choeromorpha Chevrolat in d'Orbigny, 1849 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Choeropithecus
     Choeropithecus Boddaert, 1786 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
 Choeropithecus de Blainville, 1839 accepted as Papio Erxleben, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cercopithecidae (Family)

Choeropotamus
     Choeropotamus Desmarest, 1822 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Choeropotamidae (Family)
 Choeropotamus Kaup, 1844 † accepted as Choeropotamus Desmarest, 1822 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Choeropotamidae (Family)
 Choeropotamus Beddard, 1895 † accepted as Hexaprotodon Falconer & Cautley, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Hippopotamidae (Family)

Choeropsis
 Choeropsis Leidy, 1853 accepted as Hexaprotodon Falconer & Cautley, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Hippopotamidae (Family)
 Choeropsis Thomson, 1860 accepted as Trichomesia Pascoe, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Choeropus
 Choeropus Mitchell, 1838 accepted as Chaeropus Ogilby, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Peramelemorphia (Order) > Chaeropodidae (Family)
 Choeropus Waterhouse, 1841 accepted as Chaeropus Ogilby, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Peramelemorphia (Order) > Chaeropodidae (Family)

Choerorhinus
     Choerorhinus Fairmaire, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Choerorhinus Stein & Weise, 1877 accepted as Choerorhinus Fairmaire, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Choerorhinus Chevrolat, 1860 accepted as Chaerocephalus Chevrolat, 1861 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Choerotherium
     Choerotherium Cautley & Falconer, 1835 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
 Choerotherium Lartet, 1851 † accepted as Taucanamo Simpson, 1945 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Doliochoeridae (Family)

Choffatia
     Choffatia Siemiradzki, 1898 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)
     Choffatia G. Saporta, 1892 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Magnoliopsida (awaiting allocation) (Order) > (Family)

Choia
     Choia Walcott, 1920 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Protomonaxonida (Order) > Choiidae (Family)
 Choia Kim, Park & Nalbant, 1997 accepted as Kichulchoia Kim, Park & Nalbant, 1999 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cobitidae (Family)

Cholipus
     Cholipus Dejean, 1834 accepted as Cholipus Pascoe, 1866 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Cholipus Pascoe, 1866 accepted as Derosphaerus Thomson, 1858 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cholodkovskya
     Cholodkovskya Börner, 1909 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Cholodkovskya Matevosyan, 1953 accepted as Cholodkovskya Matevosyan, 1953 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Dilepididae (Family)

Choloepus
     Choloepus Illiger, 1811 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Pilosa (Order) > Megalonychidae (Family)
 Choloepus accepted as Chelopus Rafinesque, 1832 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Geoemydidae (Family)

Cholopus
 Cholopus Agassiz, 1846 accepted as Choloepus Illiger, 1811 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Pilosa (Order) > Megalonychidae (Family)
     Cholopus Agassiz, 1846 [2] accepted as Cholipus Dejean, 1834 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Chomelia
     Chomelia N.J. Jacquin, 1760 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Chomelia Vellozo, 1829 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Aquifoliales (Order) > Aquifoliaceae (Family)
 Chomelia Linnaeus, 1758 accepted as Chomelia Linnaeus, 1758 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Chondracanthodes
     Chondracanthodes Oakley, 1930 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Chondracanthidae (Family)
     Chondracanthodes Wilson, 1932 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Chondracanthidae (Family)

Chondracanthus
     Chondracanthus Delaroche, 1811 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Chondracanthidae (Family)
     Chondracanthus Kützing, 1843 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gigartinales (Order) > Gigartinaceae (Family)

Chondragraulina
     Chondragraulina Pokrovskaya in Zhuravleva & Repina, 1959 † accepted as Chondragraulina Pokrovskaya in Zhuravleva & Repina, 1959 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
     Chondragraulina Pokrovskaya, 1960 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Chondraster
     Chondraster Verrill, 1895 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Spinulosida (Order) > Poraniidae (Family)
 Chondraster Madsen, 1959 accepted as Porania Gray, 1840 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Spinulosida (Order) > Poraniidae (Family)

Chondrella
 Chondrella Freneix & Lefevre, 1967 † accepted as Freneixita Stenzel, 1971 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Pterioida (Order) > Pterioida (awaiting allocation) (Family)
     Chondrella Pease, 1871 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cycloneritimorpha (Order) > Hydrocenidae (Family)

Chondria
     Chondria C.A. Agardh, 1817 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Rhodomelaceae (Family)
 Chondria Link, 1833 accepted as · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gigartinales (Order) > Gigartinaceae (Family)
     Chondria Gorham, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Endomychidae (Family)

Chondridiopisalia
 Chondridiopisalia Scheerpeltz, 1966 accepted as Leptusa Kraatz, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Chondridiopisalia Lohse, 1974 accepted as Leptusa Kraatz, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Chondridiopisalia Pace, 1983 accepted as Leptusa Kraatz, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Chondrilla
     Chondrilla Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Chondrilla Schmidt, 1862 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Chondrillida (Order) > Chondrillidae (Family)

Chondrites
     Chondrites M'Coy, 1848 † (uncertain)· Animalia (Kingdom) > Animalia (awaiting allocation) (Phylum) > Animalia (awaiting allocation) (Class) > Animalia (awaiting allocation) (Order) > Animalia (awaiting allocation) (Family)
     Chondrites Sternberg, 1833 † (uncertain)· Animalia (Kingdom) > Trace fossils (Phylum) > (Class) > (Order) > (Family)
 Chondrites Solle, 1938 † accepted as · Animalia (Kingdom) > Trace fossils (Phylum) > (Class) > (Order) > (Family)

Chondrocarpus
     Chondrocarpus Nuttall, 1818 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
     Chondrocarpus Bassett-Smith, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Philoblennidae (Family)

Chondrochilus
     Chondrochilus R.A. Philippi, 1858 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Chondrochilus Heckel in Russegger, 1843 accepted as Chondrostoma Agassiz, 1832 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)

Chondrococcus
     Chondrococcus Kützing, 1847 accepted as Chondrococcus Kützing, 1847 (nomen dubium)· Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gigartinales (Order) > Rhizophyllidaceae (Family)
 Chondrococcus J.A. Steyermark in B. Maguire et al., 1972 accepted as Coccochondra S. Rauschert, 1982 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Chondrococcus Jahn, 1924 accepted as Corallococcus Reichenbach, 2007 · Bacteria (Kingdom) > Proteobacteria (Phylum) > Deltaproteobacteria (Class) > Myxococcales (Order) > Myxococcaceae (Family)

Chondrodera
     Chondrodera Karsch, 1890 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
     Chondrodera Melichar, 1912 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Chondropetalum
     Chondropetalum Rottbøll, 1772 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Restionaceae (Family)
 Chondropetalum Hort., 1908 accepted as Chondropetalon Hort., 1908 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Chondrophyllum
     Chondrophyllum Kylin, 1924 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Delesseriaceae (Family)
 Chondrophyllum Herzog, 1952 accepted as · Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Jungermanniales (Order) > Gymnomitriaceae (Family)

Chondropsis
     Chondropsis Nylander, 1863 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Parmeliaceae (Family)
     Chondropsis Carter, 1886 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Poecilosclerida (Order) > Chondropsidae (Family)
 Chondropsis Rafinesque, 1837 accepted as Exacum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Gentianaceae (Family)
     Chondropsis Carter, 1886, nom. nud. accepted as Chondropsis Carter, 1886 (nomen nudum)· Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Poecilosclerida (Order) > Chondropsidae (Family)

Chondrorhynchus
 Chondrorhynchus Heckel in Russegger, 1843 accepted as Chondrostoma Agassiz, 1832 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)
 Chondrorhynchus Fischer, 1814 accepted as Melursus Meyer, 1793 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Ursidae (Family)

Chondrosoma
     Chondrosoma Anker, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
 Chondrosoma Örsted accepted as Nephasoma Pergament, 1946 · Animalia (Kingdom) > Sipuncula (Phylum) > Sipuncula (awaiting allocation) (Class) > Golfingiida (Order) > Golfingiidae (Family)

Chondrosteus
     Chondrosteus Egerton, 1858 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Palaeonisciformes (Order) > Palaeonisciformes (awaiting allocation) (Family)
     Chondrosteus Agassiz, 1844 † accepted as Chondrosteus Egerton, 1858 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Palaeonisciformes (Order) > Palaeonisciformes (awaiting allocation) (Family)
     Chondrosteus Egerton, 1841 † accepted as Chondrosteus Egerton, 1858 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Palaeonisciformes (Order) > Palaeonisciformes (awaiting allocation) (Family)

Chondrostroma
     Chondrostroma G. Gürich, 1906 † (uncertain)· Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Cyanophyceae (awaiting allocation) (Order) > Cyanophyceae (awaiting allocation) (Family)
 Chondrostroma H. Sydow, 1940 accepted as Phacidiopycnis Potebnia, 1912 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Leotiales (Order) > Bulgariaceae (Family)

Chondrulopsis
     Chondrulopsis Westerlund, 1902 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Enidae (Family)
     Chondrulopsis Westerlund, 1887 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Chondrus
     Chondrus Stackhouse, 1797 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gigartinales (Order) > Gigartinaceae (Family)
     Chondrus Cuvier, 1817 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Enidae (Family)

Chone
     Chone Krøyer, 1856 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Sabellidae (Family)
     Chone Dulac, 1867 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Chonelasma
     Chonelasma Schulze, 1886 · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Hexactinosida (Order) > Euretidae (Family)
     Chonelasma Schulze, 1885 accepted as Chonelasma Schulze, 1886 (nomen nudum)· Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Hexactinosida (Order) > Euretidae (Family)

Choneplax
     Choneplax Dall, 1878 accepted as Choneplax Carpenter in Dall, 1882 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Polyplacophora (Class) > Ischnochitonida (Order) > Chitonidae (Family)
     Choneplax Carpenter in Dall, 1882 · Animalia (Kingdom) > Mollusca (Phylum) > Polyplacophora (Class) > Acanthochitonida (Order) > Acanthochitonidae (Family)

Chonetella
     Chonetella Waagen, 1884 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Chonetellidae (Family)
 Chonetella Krotow, 1885 † accepted as Chonetina Krotow, 1888 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Anopliidae (Family)

Chonetes
     Chonetes Fischer de Waldheim, 1830 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Chonetidae (Family)
     Chonetes Whitfield, 1905 (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)

Chonopectoides
     Chonopectoides Crickmay, 1963 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Leioproductidae (Family)
 Chonopectoides Sarycheva in Sarycheva & Sokolskaya, 1965 † accepted as Chonopectella Sarycheva, 1966 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Strophomenatida (Order) > Strophomenida (awaiting allocation) (Family)

Chontalia
     Chontalia Bates, 1872 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Chontalia Schulz, 1906 accepted as Chontalia Schulz, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Chalcididae (Family)

Chopardia
     Chopardia Bhowmik, 1969 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Gryllidae (Family)
     Chopardia Surcouf, 1919 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Calliphoridae (Family)

Chopardina
     Chopardina Uvarov, 1921 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Rhaphidophoridae (Family)
 Chopardina Hebard, 1928 accepted as Hebardinella Chopard, 1931 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Trigonidiidae (Family)

Chopis
     Chopis Bonaparte, 1850 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Chopis Agassiz, 1845 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Choragus
     Choragus Kirby, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Anthribidae (Family)
 Choragus Dejean, 1821 accepted as Brachyderes Schönherr, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Chordaria
 Chordaria Link, 1809 accepted as Chordaria Link, 1809 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Chordales (Order) > Chordaceae (Family)
     Chordaria C.A. Agardh, 1817 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Ectocarpales (Order) > Chordariaceae (Family)

Chordeuma
     Chordeuma Koch, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Chordeumatida (Order) > Chordeumatidae (Family)
 Chordeuma Jungersen, 1914 accepted as Chordeumium Stephensen, 1918 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Chordeumiidae (Family)

Chorebidea
     Chorebidea Nixon, 1943 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Braconidae (Family)
     Chorebidea Viereck, 1914 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Braconidae (Family)

Choregia
     Choregia Zeller, 1875 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Glyphipterigidae (Family)
 Choregia Warren, 1899 accepted as Azyx Fletcher, 1979 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)

Choreutes
     Choreutes Treitschke, 1835 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Choreutes Burmeister, 1838 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > (Order) > Collembola (awaiting allocation) (Family)

Choreutis
     Choreutis Hübner, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Choreutidae (Family)
     Choreutis auctt (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Choria
 Choria Agassiz, 1846 accepted as Choreia Westwood, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Encyrtidae (Family)
 Choria Schaus, 1894 accepted as Choria Schaus, 1894 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Chorioactis
     Chorioactis Kupfer, 1902 · Fungi (Kingdom) > Ascomycota (Phylum) > Pezizomycetes (Class) > Pezizales (Order) > Sarcoscyphaceae (Family)
     Chorioactis Kupfer ex Eckblad, 1968 · Fungi (Kingdom) > Ascomycota (Phylum) > Pezizomycetes (Class) > Pezizales (Order) > Chorioactidaceae (Family)

Choriotis
     Choriotis Gray, 1855 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Gruiformes (Order) > Otididae (Family)
     Choriotis Bonaparte, 1854 accepted as Choriotis Gray, 1855 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Gruiformes (Order) > Otididae (Family)

Choriphyllum
     Choriphyllum Audinet-Serville, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tetrigidae (Family)
 Choriphyllum Velenovský, 1922 accepted as Phaeolus (Patouillard) Patouillard, 1900 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Polyporales (Order) > Fomitopsidaceae (Family)

Chorisia
 Chorisia Kunth, 1822 accepted as Ceiba P. Miller, 1754 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
     Chorisia Princis, 1951 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Ectobiidae (Family)

Chorisma
 Chorisma D. Don, 1829 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Chorisma Lindley ex Sweet, 1821 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Geraniales (Order) > Geraniaceae (Family)

Chorisoblatta
     Chorisoblatta Shelford, 1911 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Ectobiidae (Family)
 Chorisoblatta Rehn, 1922 accepted as Xosablatta Rehn, 1932 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Ectobiidae (Family)

Choristella
     Choristella Bush, 1897 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Lepetellidae (Family)
 Choristella Tillyard, 1917 accepted as Nannochorista Tillyard, 1917 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mecoptera (Order) > Nannochoristidae (Family)

Choristes
 Choristes Carpenter, 1872 accepted as Amauropsis Mörch in Rink, 1857 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Naticidae (Family)
 Choristes Bentham, 1840 accepted as Deppea Chamisso & D.F.L. Schlechtendal, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Choristigma
 Choristigma F. Kurtz ex H. Heger, 1897 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
 Choristigma (Baillon) Baillon, 1892 accepted as Tetrastylidium Engler in C.F.P. Martius, 1872 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Olacaceae (Family)

Choristis
     Choristis Turner, 1945 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)
 Choristis Dubois, 1903 accepted as Choriotis Gray, 1855 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Gruiformes (Order) > Otididae (Family)

Choristites
     Choristites Fischer de Waldheim, 1825 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Brachythyrididae (Family)
     Choristites Hong, 2005 † accepted as Hongchoristites Rivaz Hernández, 2018 † (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mecoptera (Order) > Permochoristidae (Family)

Choristodon
     Choristodon Jonas, 1844 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)
     Choristodon Smith, 1849 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Atractaspididae (Family)

Choristoma
     Choristoma Hartmann, 1840 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Choristoma Cristofori & Jan, 1832 accepted as Truncatella Risso, 1826 (junior subjective synonym)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Pomatiidae (Family)

Choristoneura
     Choristoneura Mabille, 1890 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Choristoneura Lederer, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)
 Choristoneura Rübsaamen, 1892 accepted as Trotteria Kieffer, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Cecidomyiidae (Family)

Chorites
 Chorites Paetel, 1875 accepted as Chloritis Beck, 1837 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Camaenidae (Family)
 Chorites Pascoe, 1860 accepted as Trachypholis Erichson, 1845 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Zopheridae (Family)

Chorizomma
     Chorizomma Simon, 1872 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Hahniidae (Family)
     Chorizomma Sasakawa, 1997 accepted as Merizomma Sasakawa, 2003 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sciaridae (Family)

Chorizopes
     Chorizopes Pickard-Cambridge, 1871 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Araneidae (Family)
 Chorizopes Thorell, 1895 accepted as Chorizopes Pickard-Cambridge, 1871 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Araneidae (Family)

Chortobius
     Chortobius Guenée in Doubleday, 1859 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Chortobius Dunning & Packard, 1858 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Chortoicetes
     Chortoicetes Brancsik, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)
 Chortoicetes Brunner von Wattenwyl, 1893 accepted as Chortoicetes Brancsik, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)

Chortothrips
     Chortothrips Hood, 1957 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Thysanoptera (Order) > Phlaeothripidae (Family)
 Chortothrips Priesner, 1964 accepted as Hoplothrips Amyot & Serville, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Thysanoptera (Order) > Phlaeothripidae (Family)

Chosenia
     Chosenia Kobayashi, 1934 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Ptychopariida (awaiting allocation) (Family)
 Chosenia Nakai, 1920 accepted as Salix Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Salicaceae (Family)

Chotekia
     Chotekia China, 1935 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Chotekia Opiz & Corda, 1830 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)

Choubertella
     Choubertella Hupé, 1953 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Redlichiida (Order) > Nevadiidae (Family)
     Choubertella Hupé, 1952 † accepted as Choubertella Hupé, 1953 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Redlichiida (Order) > Nevadiidae (Family)

Chrestotes
     Chrestotes Scudder, 1868 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Protorthoptera (Order) > Protorthoptera (awaiting allocation) (Family)
 Chrestotes Butler, 1881 accepted as Setomorpha Zeller, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tineidae (Family)

Chretienia
     Chretienia Spuler in Hofmann-Spuler, 1910 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Chretienia Obraztsov, 1968 accepted as Mevlanaia Koçak, 1981 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)

Christa
     Christa Rehn, 1914 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tetrigidae (Family)
 Christa accepted as Christia Moench, 1802 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Christensenia
     Christensenia Maxon, 1905 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Marattiales (Order) > Marattiaceae (Family)
     Christensenia Brinck, 1945 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Christensenia Dózsa-Farkas & Convey, 1997 accepted as Christensenidrilus Dózsa-Farkas & Convey, 1998 · Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Haplotaxida (Order) > Enchytraeidae (Family)

Christia
     Christia Moench, 1802 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Christia Sjöstedt, 1931 accepted as Chirista Karsch, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)

Christianella
     Christianella Liang, 1983 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Strophomenatida (Order) > Christianiidae (Family)
     Christianella Guiart, 1931 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Trypanorhyncha (Order) > Lacistorhynchidae (Family)
     Christianella W.R. Anderson, 2006 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Malpighiaceae (Family)

Christinella
     Christinella Malecki, 1964 † (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
 Christinella Powell, 1967 accepted as Buffonellaria Canu & Bassler, 1927 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Celleporidae (Family)

Christolia
     Christolia Brullé in Lepeletier, 1846 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Christolia Rollier, 1909 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Christophia
     Christophia Staudinger, 1897 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Christophia Ragonot, 1887 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
     Christophia Varga & Ronkay, 1989 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Christophoriana
 Christophoriana O. Kuntze, 1891 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Ranunculaceae (Family)
     Christophoriana P. Miller, 1754 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Ranunculaceae (Family)

Christya
     Christya Theobald, 1903 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Culicidae (Family)
 Christya Ward & W.H. Harvey, 1841 accepted as Strophanthus A.P. de Candolle, 1802 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)

Chromadoropsis
     Chromadoropsis Filipjev, 1918 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Desmodorida (Order) > Desmodoridae (Family)
 Chromadoropsis Wieser, 1955 accepted as Atrochromadora Wieser, 1959 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Chromadorida (Order) > Chromadoridae (Family)

Chromatium
     Chromatium Perty, 1852 (Approved Lists, 1980) · Bacteria (Kingdom) > Proteobacteria (Phylum) > Gammaproteobacteria (Class) > Chromatiales (Order) > Chromatiaceae (Family)
 Chromatium Link, 1824 accepted as Dematium Persoon, 1801 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Chromatoiulus
     Chromatoiulus Verhoeff, 1894 · Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Julida (Order) > Julidae (Family)
     Chromatoiulus Verhoeff, 1894, nom. nud. accepted as Chromatoiulus Verhoeff, 1894 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Julida (Order) > Julidae (Family)

Chromatomyia
 Chromatomyia Walker, 1849 accepted as Lamprogaster Macquart, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Platystomatidae (Family)
     Chromatomyia Hardy, 1849 accepted as Phytomyza Fallén, 1810 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Agromyzidae (Family)

Chromis
     Chromis Cuvier, 1814 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Pomacentridae (Family)
 Chromis Plumier in Lacepède, 1801 accepted as · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Apogonidae (Family)
 Chromis Hübner, 1819 accepted as Gnathothlibus Wallengren, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Sphingidae (Family)
 Chromis Gronow in Gray, 1854 accepted as Pomatomus Lacepède, 1802 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Pomatomidae (Family)
 Chromis Oken, 1817 (ex Cuvier) accepted as Chromis Cuvier, 1814 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Pomacentridae (Family)
 Chromis Günther, 1862 accepted as Tilapia Smith, 1840 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Cichlidae (Family)

Chromodora
 Chromodora Villot, 1875 accepted as Chromadora Bastian, 1865 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Chromadorida (Order) > Chromadoridae (Family)
 Chromodora Motschoulsky in Schrenck, 1860 accepted as Cosmogramma Erichson, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Chromotydeus
 Chromotydeus Trägårdh, 1905 accepted as Chromotydaeus Berlese, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Penthaleidae (Family)
 Chromotydeus Berlese, 1901 accepted as Penthalodes Murray, 1877 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Penthalodidae (Family)

Chromulinella
 Chromulinella Skvortzov, 1969 accepted as · Chromista (Kingdom) > Ochrophyta (Phylum) > Chrysophyceae (Class) > Chromulinales (Order) > Chromulinales incertae sedis (Family)
     Chromulinella Lemmermann, 1908 (uncertain)· Chromista (Kingdom) > Ochrophyta (Phylum) > Chrysophyceae (Class) > Chromulinales (Order) > Chromulinaceae (Family)

Chronocancer
     Chronocancer Santana, Tavares, Martins, Melo & Pinheiro, 2023 † · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Orithopsidae (Family)
     Chronocancer Santana, Tavares, Martins, Melo & Pinheiro, 2022 † accepted as Chronocancer Santana, Tavares, Martins, Melo & Pinheiro, 2023 † (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Orithopsidae (Family)

Chroolepus
 Chroolepus C.A. Agardh, 1824 accepted as Trentepohlia Martius, 1817 · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Trentepohliales (Order) > Trentepohliaceae (Family)
 Chroolepus C.A. Agardh, 1824 [2] accepted as Cystocoleus G.H.K. Thwaites, 1849 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Capnodiales (Order) > Cystocoleaceae (Family)

Chrosis
     Chrosis Guenée, 1845 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Chrosis Candèze, 1863 accepted as Elatichrosis Hyslop, 1921 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Chrostus
 Chrostus Neboiss, 1961 accepted as Elatichrosis Hyslop, 1921 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
     Chrostus Candèze, 1878 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Chrotopterus
     Chrotopterus Peters, 1865 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Phyllostomidae (Family)
 Chrotopterus J.A. Allen, 1910 accepted as Lophostoma d'Orbigny in Gray, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Phyllostomidae (Family)
 Chrotopterus Elliot, 1904 accepted as Mimon Gray, 1847 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Phyllostomidae (Family)

Chrysamoeba
     Chrysamoeba G.A. Klebs, 1892 · Chromista (Kingdom) > Ochrophyta (Phylum) > Chrysophyceae (Class) > Chromulinales (Order) > Chrysamoebaceae (Family)
     Chrysamoeba Sack, 1909 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Bombyliidae (Family)

Chrysanthemoides
     Chrysanthemoides Fabricius, 1759 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Chrysanthemoides Medikus, 1789 accepted as Chrysanthemoides Fabricius, 1759 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Chrysanthia
     Chrysanthia Schmidt, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Oedemeridae (Family)
 Chrysanthia Schmidt, 1846 accepted as Chrysanthia Schmidt, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Oedemeridae (Family)

Chrysaor
 Chrysaor Hübner, 1809 accepted as Chrysaor Hübner, 1809 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Chrysaor de Montfort, 1808 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Chrysaora
     Chrysaora Rafinesque, 1815 accepted as Chrysaora Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Polychaeta (awaiting allocation) (Order) > Polychaeta (awaiting allocation) (Family)
     Chrysaora Lamouroux, 1821 (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
     Chrysaora Péron & Lesueur, 1810 · Animalia (Kingdom) > Cnidaria (Phylum) > Scyphozoa (Class) > Semaeostomeae (Order) > Pelagiidae (Family)

Chrysapion
     Chrysapion Pascher & Vlk, 1943 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeothamniophyceae (Class) > Phaeothamniales (Order) > Phaeothamniaceae (Family)
     Chrysapion Kissinger, 1968 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)

Chrysaspis
     Chrysaspis Saussure, 1887 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Chrysaspis Kerremans, 1893 accepted as Chrysaspina Théry, 1930 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
     Chrysaspis Saunders, 1869 accepted as Chrysaspina Théry, 1930 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Chrysaspis Desvaux, 1827 accepted as Trifolium Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Chryseis
 Chryseis J. Lindley, 1837 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Papaveraceae (Family)
 Chryseis Schinz in Cuvier, 1822 accepted as Sparus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Sparidae (Family)
 Chryseis Cassini, 1817 accepted as Amberboa (Persoon) Lessing, 1832 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Chryserpes
     Chryserpes Pilsbry in Tryon & Pilsbry, 1906 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Chryserpes Miller, 1915 accepted as Melanerpes Swainson in Richardson, 1832 (junior subjective synonym)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Piciformes (Order) > Picidae (Family)

Chrysesthes
     Chrysesthes Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Chrysesthes Solier, 1833 accepted as Chrysesthes Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Chrysidella
     Chrysidella Linsenmaier, 1997 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Chrysididae (Family)
 Chrysidella Pascher, 1911 accepted as Zooxanthella Brandt, 1881 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Suessiales (Order) > Symbiodiniaceae (Family)

Chrysidimyia
     Chrysidimyia Hull, 1937 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)
 Chrysidimyia Hull, 1944 accepted as Chrysidimyia Hull, 1937 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)

Chrysidiomyia
 Chrysidiomyia Kröber, 1940 accepted as Chrysidiomyia Smith in Evenhuis, 1989 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Conopidae (Family)
     Chrysidiomyia Smith in Evenhuis, 1989 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Conopidae (Family)

Chrysis
     Chrysis Linsenmaier, 1987 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Chrysis Linnaeus, 1761 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Chrysididae (Family)

Chrysobothris
     Chrysobothris Eschscholtz, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Chrysobothris Solier, 1833 accepted as Chrysobothris Solier, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Chrysobotrys
 Chrysobotrys W. Conrad, 1926 accepted as Chrysobotriella E. Strand, 1928 · Chromista (Kingdom) > Ochrophyta (Phylum) > Chrysophyceae (Class) > Chromulinales (Order) > Chromulinales incertae sedis (Family)
 Chrysobotrys Pascher, 1925 accepted as Chrysosphaera Pascher, 1914 · Chromista (Kingdom) > Ochrophyta (Phylum) > Chrysophyceae (Class) > Chrysosphaerales (Order) > Chrysosphaeraceae (Family)

Chrysocapsa
     Chrysocapsa Pascher, 1913 · Chromista (Kingdom) > Ochrophyta (Phylum) > Chrysophyceae (Class) > Chromulinales (Order) > Chrysocapsaceae (Family)
     Chrysocapsa Pascher, 1912 accepted as Chrysocapsa Pascher, 1913 (nomen nudum)· Chromista (Kingdom) > Ochrophyta (Phylum) > Chrysophyceae (Class) > Chromulinales (Order) > Chrysocapsaceae (Family)

Chrysochlamys
     Chrysochlamys Poeppig in Poeppig & Endlicher, 1840 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Clusiaceae (Family)
 Chrysochlamys Benderitter, 1921 † accepted as Spinochlamys Machatschke, 1970 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Chrysochlamys Rondani, 1856 accepted as Chrysoclamys Rondani, 1856 (incorrect original spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)

Chrysochloa
     Chrysochloa Swallen, 1941 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
     Chrysochloa Marseul, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Chrysochloa Hope, 1840 accepted as Oreina Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Chrysochlora
     Chrysochlora Latreille in Cuvier, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)
 Chrysochlora de Blainville, 1840 accepted as Chrysochloris Lacepède, 1799 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Afrosoricida (Order) > Chrysochloridae (Family)
 Chrysochlora accepted as Chrysopelea Boie in Férussac, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)

Chrysochroa
     Chrysochroa Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Chrysochroa Solier, 1833 accepted as Chrysochroa Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Chrysochus
     Chrysochus Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Chrysochus Gebler, 1844 accepted as Chrysochus Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Chrysocicada
     Chrysocicada Boulard, 1989 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadidae (Family)
     Chrysocicada Boulard, 1990 accepted as Chrysocicada Boulard, 1990 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadidae (Family)

Chrysocoma
     Chrysocoma Haan (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
     Chrysocoma Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Chrysocoma Stephens in Shaw, 1826 accepted as Eudyptes Vieillot, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Sphenisciformes (Order) > Spheniscidae (Family)

Chrysocoryne
 Chrysocoryne Endlicher, 1843 accepted as Gnephosis Cassini, 1820 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Chrysocoryne O. Zoellner, 1973 accepted as Pabellonia M. Quezada & C. Marticorena, 1976 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)

Chrysodema
     Chrysodema Laporte & Gory, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Chrysodema Fauvel, 1904 accepted as Paracupta Deyrolle, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Chrysodendron
 Chrysodendron Terán & Berlandier, 1832 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Berberidaceae (Family)
 Chrysodendron Pascher, 1927 accepted as Aureoarbor E.A. Molinari-Novoa & C.E. Sánchez Ocharan in Molinari-Novoa et al., 2021 · Chromista (Kingdom) > Ochrophyta (Phylum) > Chrysophyceae (Class) > Ochromonadales (Order) > Ochromonadaceae (Family)

Chrysoderma
     Chrysoderma J. Boidin & G. Gilles, 1991 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Polyporales (Order) > Meruliaceae (Family)
     Chrysoderma C. Billard, 1984 · Chromista (Kingdom) > Ochrophyta (Phylum) > Chrysophyceae (Class) > Chrysophyceae incertae sedis (Order) > Chrysophyceae incertae sedis (Family)

Chrysodon
     Chrysodon Oken, 1815 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Polychaeta (awaiting allocation) (Order) > Polychaeta (awaiting allocation) (Family)
     Chrysodon Ancey, 1887 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helicidae (Family)

Chrysogramma
     Chrysogramma Jacoby, 1885 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Chrysogramma Rohdendorf in Lindner, 1935 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sarcophagidae (Family)

Chrysolepis
     Chrysolepis Hjelmqvist, 1948 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fagales (Order) > Fagaceae (Family)
     Chrysolepis Lebedev, 1983 † · Animalia (Kingdom) > Chordata (Phylum) > Sarcopterygii (Class) > Osteolepiformes (Order) > Chrysolepididae (Family)

Chrysoloma
     Chrysoloma Megerle in Dahl, 1823 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Chrysoloma Dejean, 1821 accepted as Eusomus Germar, 1824 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Chrysoloma Villa & Villa, 1833 accepted as Eusomus Germar, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Chrysolophus
     Chrysolophus Gray, 1833-34 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Galliformes (Order) > Phasianidae (Family)
 Chrysolophus Swainson, 1837 accepted as Chrysolophus Swainson, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Passeres (awaiting allocation) (Family)
 Chrysolophus Smith, 1890 accepted as Chrysolopus Germar, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Chrysoma
     Chrysoma Risso, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Scyllaridae (Family)
     Chrysoma Nuttall, 1834 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Chrysomaia
 Chrysomaia Kulzer, 1952 accepted as Augolesthus Motschoulsky, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Chrysomaia Gebien, 1943 accepted as Chrysomaia Kulzer, 1952 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Chrysomelites
     Chrysomelites Oppenheim, 1888 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Chrysomelites Meunier, 1898 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Chrysomelites Fritsch in Fritsch & Bayer, 1900 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Chrysomelites Heer, 1865 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Chrysomelopsis
     Chrysomelopsis Handlirsch, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera incertae sedis (Family)
 Chrysomelopsis Achard, 1922 accepted as Entomoscelis Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Chrysomma
     Chrysomma Blyth, 1843 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sylviidae (Family)
 Chrysomma A. Acloque, 1893 accepted as Caloplaca Th. Fries, 1860 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Teloschistales (Order) > Teloschistaceae (Family)

Chrysomonas
 Chrysomonas Skvortzov, 1969 accepted as · Chromista (Kingdom) > Ochrophyta (Phylum) > Chrysophyceae (Class) > Chromulinales (Order) > Chromulinales incertae sedis (Family)
 Chrysomonas F. Stein, 1878 accepted as · Chromista (Kingdom) > Ochrophyta (Phylum) > Chrysophyceae (Class) > Chromulinales (Order) > Chromulinales incertae sedis (Family)

Chrysomya
     Chrysomya Robineau-Desvoidy, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Calliphoridae (Family)
     Chrysomya Rondani, 1856 accepted as Chrysomyia Macquart, 1834 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)

Chrysomyia
     Chrysomyia Agassiz, 1846 accepted as Chrysomya Robineau-Desvoidy, 1830 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Calliphoridae (Family)
     Chrysomyia Macquart, 1835 accepted as Chrysomya Robineau-Desvoidy, 1830 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Calliphoridae (Family)
 Chrysomyia Macquart, 1834 accepted as Microchrysa Loew, 1855 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)

Chrysomyza
     Chrysomyza Fallén, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ulidiidae (Family)
 Chrysomyza Zetterstedt, 1859 accepted as Microchrysa Loew, 1855 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)

Chrysonema
     Chrysonema Thorne, 1929 · Animalia (Kingdom) > Nematoda (Phylum) > Dorylaimea (Class) > Dorylaimida (Order) > Dorylaimidae (Family)
 Chrysonema accepted as Chrysonoma Meyrick, 1914 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Oecophoridae (Family)
 Chrysonema P.L. Anand, 1937 accepted as Ruttnera L. Geitler, 1942 · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)

Chrysonotomyia
     Chrysonotomyia Ashmead, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eulophidae (Family)
 Chrysonotomyia Hunter, 1901 accepted as Chrysochroma Williston, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)

Chrysonotus
     Chrysonotus Swainson, 1837 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Chrysonotus Ahrens (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Chrysonotus Loew, 1855 accepted as Chrysochroma Williston, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)

Chrysopelia
     Chrysopelia Chambers, 1874 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Chrysopelia Schlegel, 1827 accepted as Chrysopelea Boie in Férussac, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)

Chrysophaeum
     Chrysophaeum I.F. Lewis & H.F. Bryan, 1941 · Chromista (Kingdom) > Ochrophyta (Phylum) > Pelagophyceae (Class) > Pelagomonadales (Order) > Pelagomonadaceae (Family)
 Chrysophaeum W.R. Taylor, 1951 accepted as Chrysonephos W.R. Taylor, 1952 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeothamniophyceae (Class) > Phaeothamniales (Order) > Phaeothamniaceae (Family)

Chrysophanus
     Chrysophanus Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)
 Chrysophanus Hübner, 1818 accepted as Chrysophanus Hübner, 1818 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Chrysophora
     Chrysophora Rafinesque, 1815 accepted as Chrysophora Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Polychaeta (awaiting allocation) (Order) > Polychaeta (awaiting allocation) (Family)
     Chrysophora Lepeletier & Serville, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Chrysophora Dejean, 1821 accepted as Chrysophora Lepeletier & Serville, 1825 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Chrysophrys
     Chrysophrys Quoy & Gaimard, 1824 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Sparidae (Family)
 Chrysophrys Cuvier & Valenciennes, 1830 accepted as Sparus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Sparidae (Family)

Chrysophthalmum
 Chrysophthalmum R.A. Philippi, 1858 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Chrysophthalmum C.H. Schultz Bipontinus, 1843 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Chrysophylloxylon
     Chrysophylloxylon N. Awasthi, 1977 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Sapotaceae (Family)
 Chrysophylloxylon W.R. Müller-Stoll & E. Mädel-Angeliewa, 1984 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Sapotaceae (Family)

Chrysopilus
     Chrysopilus Macquart, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Rhagionidae (Family)
     Chrysopilus Loew, 1840 accepted as Chrysopilus Macquart, 1826 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Rhagionidae (Family)

Chrysopogon
     Chrysopogon Trinius, 1820 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
     Chrysopogon Röder, 1881 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Asilidae (Family)

Chrysopora
     Chrysopora Pascher, 1925 · Chromista (Kingdom) > Ochrophyta (Phylum) > Chrysophyceae (Class) > Chromulinales (Order) > Chrysocapsaceae (Family)
     Chrysopora Clemens, 1860 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Chrysopsis
     Chrysopsis (Nuttall) S. Elliott, 1823 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Chrysopsis Duméril, 1805 accepted as Chrysops Meigen, 1803 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tabanidae (Family)

Chrysopsora
     Chrysopsora Lagerheim, 1892 · Fungi (Kingdom) > Basidiomycota (Phylum) > Pucciniomycetes (Class) > Pucciniales (Order) > Pucciniaceae (Family)
 Chrysopsora (Vainio) M. Choisy, 1951 accepted as Psora G.F. Hoffmann, 1796 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Teloschistales (Order) > Physciaceae (Family)

Chrysoptera
     Chrysoptera Berthold in Latreille, 1827 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Chrysoptera Tutt, 1906 accepted as Chrysoptera Tutt, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Chrysoptera Agassiz, 1846 accepted as Chrysiptera Swainson, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Pomacentridae (Family)

Chrysosoma
 Chrysosoma Macquart, 1834 accepted as Chrysocosmius Bezzi, 1907 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Chrysosoma Guérin, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Dolichopodidae (Family)

Chrysosphaera
     Chrysosphaera Pascher, 1914 · Chromista (Kingdom) > Ochrophyta (Phylum) > Chrysophyceae (Class) > Chrysosphaerales (Order) > Chrysosphaeraceae (Family)
 Chrysosphaera R. Chodat, 1920 accepted as Aurantiella R. Chodat, 1925 · Chromista (Kingdom) > Ochrophyta (Phylum) > Chrysophyceae (Class) > Chrysophyceae (awaiting allocation) (Order) > Chrysophyceae (awaiting allocation) (Family)

Chrysosplenium
     Chrysosplenium Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Saxifragaceae (Family)
 Chrysosplenium Allescher, 1898 accepted as Chlorosplenium E.M. Fries, 1849 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Chlorospleniaceae (Family)

Chrysostigma
 Chrysostigma Kirchner, 1843 accepted as Scytonema C.A. Agardh ex Bornet & Flahault, 1886 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Nostocales (Order) > Scytonemataceae (Family)
 Chrysostigma Kirby, 1837 accepted as Calosoma Weber, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Chrysostoma
     Chrysostoma Swainson, 1840 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Trochidae (Family)
 Chrysostoma Lilja, 1840 accepted as Mentzelia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cornales (Order) > Loasaceae (Family)
 Chrysostoma Schmid, 1955 accepted as Parasericostoma Schmid, 1957 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Sericostomatidae (Family)

Chrysostomus
 Chrysostomus Bleeker, 1873 accepted as Stromateus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Stromateidae (Family)
 Chrysostomus Swainson, 1840 accepted as Chrysodomus Swainson, 1840 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Buccinidae (Family)

Chrysothallus
     Chrysothallus Velenovský, 1934 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Hyaloscyphaceae (Family)
 Chrysothallus K.I. Meyer, 1930 accepted as · Chromista (Kingdom) > Ochrophyta (Phylum) > Chrysophyceae (Class) > Chromulinales (Order) > Chrysothallaceae (Family)

Chrysotheca
 Chrysotheca Miner, 1935 † accepted as · Plantae (Kingdom) > Bryophyta (Phylum) > Bryophyta (awaiting allocation) (Class) > Bryophyta (awaiting allocation) (Order) > Bryophyta (awaiting allocation) (Family)
 Chrysotheca Scherffel, 1927 accepted as Chrysothecopsis W. Conrad, 1931 · Chromista (Kingdom) > Ochrophyta (Phylum) > Chrysophyceae (Class) > Chromulinales (Order) > Stylococcaceae (Family)

Chrysothemis
     Chrysothemis Berendt, 1845 accepted as Chrysothemis Berendt, 1845 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Chrysothemis Loew, 1850 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Chrysothemis Decaisne, 1849 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)
 Chrysothemis Kinberg, 1866 accepted as Chirimia Light, 1991 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Capitellida (Order) > Maldanidae (Family)

Chrysothrix
     Chrysothrix Montagne, 1852 · Fungi (Kingdom) > Ascomycota (Phylum) > Arthoniomycetes (Class) > Arthoniales (Order) > Chrysothricaceae (Family)
 Chrysothrix Kaup, 1835 accepted as Saimiri Voigt in Cuvier, 1831 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cebidae (Family)
 Chrysothrix Pascher, 1914 accepted as Nematochrysis Pascher, 1925 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeothamniophyceae (Class) > Phaeothamniales (Order) > Phaeothamniaceae (Family)
     Chrysothrix Simon, 1878 accepted as Micariolepis Simon, 1880 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Gnaphosidae (Family)

Chrysotos
 Chrysotos Oken, 1816 accepted as Chrysotos Oken, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Chrysotos Lacepède, 1802 accepted as Lampris Retzius, 1799 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Lampriformes (Order) > Lampridae (Family)

Chrysoxylon
     Chrysoxylon Casaretto, 1843 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Chrysoxylon H.A. Weddell, 1849 accepted as Pogonopus Klotzsch, 1853 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Chrysurus
     Chrysurus Bonaparte, 1850 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Chrysurus Persoon, 1805 accepted as Lamarckia C. Moench, 1794 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Chryus
 Chryus Schoenherr, 1834 accepted as Phyllobius Schönherr in Germar, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Chryus Gemminger & Harold, 1871 accepted as Polydrusus Germar, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Chthonius
     Chthonius C.L. Koch, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Pseudoscorpionida (Order) > Chthoniidae (Family)
 Chthonius Bolivar, 1887 accepted as Tefrinda Bolivar, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tetrigidae (Family)

Chunella
     Chunella Kükenthal, 1902 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Pennatulacea (Order) > Chunellidae (Family)
     Chunella Sasaki, 1920 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Octopoda (Order) > Bolitaenidae (Family)

Chungkingaspis
     Chungkingaspis Lu, 1962 (1965?) † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
     Chungkingaspis Lu, 1959 † accepted as Chungkingaspis Lu, 1959 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Chunia
     Chunia Woodburne & Clemens, 1986 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Diprotodontia (Order) > Ektopodontidae (Family)
     Chunia Chang, 1948 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Hamamelidaceae (Family)
 Chunia Mayer, 1900 accepted as Abylopsis Chun, 1888 · Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Chuniella
     Chuniella Brinkmann, 1917 · Animalia (Kingdom) > Nemertea (Phylum) > Enopla (Class) > Hoplonemertea (Order) > Chuniellidae (Family)
     Chuniella G. Karsten, 1905 · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)

Chuvashovia
     Chuvashovia Doguzhaeva, 2002 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Cephalopoda (awaiting allocation) (Order) > Cephalopoda (awaiting allocation) (Family)
 Chuvashovia Vachard & Montenat, 1981 † accepted as Fourstonella R.H. Cummings, 1955 † · Plantae (Kingdom) > Algae incertae sedis (Phylum) > Algospongia (Class) > Aoujgaliales (Order) > Stacheiaceae (Family)

Chytra
     Chytra Moore, 1898 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Pleuroceridae (Family)
 Chytra C.F. Gaertner, 1807 accepted as Agalinis Rafinesque, 1837 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Orobanchaceae (Family)

Cibyra
     Cibyra Walker, 1856 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hepialidae (Family)
     Cibyra Stål, 1861 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Issidae (Family)
     Cibyra Bordoni, 2002 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Cicadella
 Cicadella Duméril, 1805 accepted as Cicadella Duméril, 1805 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)
     Cicadella Latreille in Cuvier, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)

Cicadetta
     Cicadetta Kolenati, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadidae (Family)
 Cicadetta Amyot, 1847 accepted as Cicadetta Kolenati, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadidae (Family)

Cicadulina
     Cicadulina China, 1926 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)
     Cicadulina Haupt, 1927 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Cicatricia
     Cicatricia Dodge, 1965 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sarcophagidae (Family)
     Cicatricia Waterhouse, 2010 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Strophalosiidae (Family)

Cicatrites
     Cicatrites Anthula, 1899 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)
     Cicatrites Anon., 1901 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cicercula
     Cicercula Medikus, 1787 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Cicercula Moench, 1794 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Ciceronia
     Ciceronia Reichenbach, 1852 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Ciceronia Urban, 1925 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Cichla
     Cichla Bloch & Schneider, 1801 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Cichlidae (Family)
     Cichla Wagler, 1827 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Cichlops
     Cichlops Hodgson, 1844 accepted as Cichlops Hodgson, 1844 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Cichlops Müller & Troschel, 1849 accepted as Labracinus Schlegel, 1858 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Pseudochromidae (Family)

Cichoracea
 Cichoracea Oken, 1817 accepted as Cichoracea Oken, 1817 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cichoracea Berthold in Latreille, 1827 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cichorium
     Cichorium Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Cichorium Voigt in Cuvier, 1834 accepted as Cichorium Voigt in Cuvier, 1834 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cicla
 Cicla Walbaum, 1792 accepted as Labrus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Labridae (Family)
 Cicla Artedi in Röse, 1793 accepted as Labrus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Labridae (Family)
 Cicla Klein, 1776 accepted as Labrus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Labridae (Family)

Ciconia
     Ciconia Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Ciconiidae (Family)
 Ciconia Möhring, 1758 accepted as Ciconia Möhring, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Gruiformes (Order) > Baleniidae (Family)

Ciconiacarus
     Ciconiacarus Dubinin, 1956 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Vexillariidae (Family)
     Ciconiacarus Gaud, 1973 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Vexillariidae (Family)
     Ciconiacarus Dubinin, 1953 accepted as Ciconiacarus Gaud, 1973 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Vexillariidae (Family)

Cicuta
     Cicuta Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
 Cicuta P. Miller, 1754 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Cicutaria
     Cicutaria Heister ex Fabricius, 1759 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
 Cicutaria Moench, 1802 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Cidaria
     Cidaria Treitschke, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Cidaria Grzybowski, 1896 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Cidaris
     Cidaris Leske, 1778 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Cidaroida (Order) > Cidaridae (Family)
     Cidaris E.M. Fries, 1849 · Fungi (Kingdom) > Ascomycota (Phylum) > Pezizomycetes (Class) > Pezizales (Order) > Helvellaceae (Family)
     Cidaris Swainson, 1840 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cidaris Röding, 1798 accepted as Tectarius Valenciennes, 1832 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Littorinidae (Family)

Cieca
 Cieca Adanson, 1763 accepted as Croton Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)
 Cieca Medikus, 1787 accepted as Passiflora Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Passifloraceae (Family)

Cienkowskia
 Cienkowskia Weldon & Hickson in Lankester, 1909 accepted as Cienkowskya Schaudinn, 1896 · Chromista (Kingdom) > Cercozoa (Phylum) > Granofilosea (Class) > Desmothoracida (Order) > Clathrulinidae (Family)
 Cienkowskia G. Schweinfurth, 1867 accepted as Siphonochilus J.M. Wood & M. Franks, 1911 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zingiberales (Order) > Zingiberaceae (Family)
 Cienkowskia Rostafinski, 1873 accepted as Willkommlangea O. Kuntze, 1891 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Myxomycetes (Class) > Physarales (Order) > Physaraceae (Family)

Cienkowskya
     Cienkowskya Schaudinn, 1896 · Chromista (Kingdom) > Cercozoa (Phylum) > Granofilosea (Class) > Desmothoracida (Order) > Clathrulinidae (Family)
     Cienkowskya E. Regel & Rach, 1859 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Boraginales (Order) > Boraginaceae (Family)
 Cienkowskya G. Schweinfurth, 1863 accepted as Cienkowskiella Y.K. Kam, 1980 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zingiberales (Order) > Zingiberaceae (Family)

Cigclisula
     Cigclisula Canu & Bassler, 1927 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Colatooeciidae (Family)
     Cigclisula Canu & Lecointre, 1925 accepted as Cigclisula Canu & Bassler, 1927 (nomen nudum)· Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Stomachetosellidae (Family)

Ciliaria
 Ciliaria A.H. Haworth, 1821 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Saxifragaceae (Family)
 Ciliaria Stackhouse, 1809 accepted as Calliblepharis Kützing, 1843 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gigartinales (Order) > Cystocloniaceae (Family)
 Ciliaria Quélet in Boudier, 1885 accepted as Scutellinia (M.C. Cooke) Lambotte, 1888 · Fungi (Kingdom) > Ascomycota (Phylum) > Pezizomycetes (Class) > Pezizales (Order) > Pyronemataceae (Family)

Cilibe
     Cilibe Dejean, 1834 accepted as Celibe Boisduval, 1835 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Cilibe Guérin-Méneville, 1838 accepted as Celibe Boisduval, 1835 (misspelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cilicoea
     Cilicoea Leach, 1818 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
 Cilicoea Haswell, 1882 accepted as Cilicaea Leach, 1818 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Sphaeromatidae (Family)

Ciliella
     Ciliella P.A. Saccardo & Sydow, 1902 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Helotiales incertae sedis (Family)
     Ciliella Mousson, 1873 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Hygromiidae (Family)

Ciliomyces
 Ciliomyces I. Foissner & W. Foissner, 1986 accepted as Ciliatomyces I. Foissner & W. Foissner, 1995 · Chromista (Kingdom) > Pseudofungi (Phylum) > Oomycetes (Class) > Oomycetes incertae sedis (Order) > Lagenaceae (Family)
 Ciliomyces F. von Höhnel, 1906 accepted as Paranectria P.A. Saccardo, 1878 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Hypocreales (Order) > Bionectriaceae (Family)

Cillenia
     Cillenia Gistl, 1848 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Gorgonacea (Order) > Melithaeidae (Family)
 Cillenia Scudder, 1882 accepted as Cyllenia Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Bombyliidae (Family)

Cillenum
 Cillenum Curtis, 1828 accepted as Cillenus Samouelle, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Cillenum Dejean, 1821 accepted as Cillenus Samouelle, 1819 (misspelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Cimbus
     Cimbus Hahn, 1831 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Reduviidae (Family)
 Cimbus Schönherr, 1847 accepted as Polyclaeis Schönherr, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Ciminalis
 Ciminalis Rafinesque, 1837 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Gentianaceae (Family)
 Ciminalis Adanson, 1763 accepted as Gentiana Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Gentianaceae (Family)

Cimoliornis
     Cimoliornis Owen, 1846 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Cimoliornis Gervais, 1844 † (uncertain)· Animalia (Kingdom) > Animalia (awaiting allocation) (Phylum) > Animalia (awaiting allocation) (Class) > Animalia (awaiting allocation) (Order) > Animalia (awaiting allocation) (Family)

Cinachyra
     Cinachyra Sollas, 1886 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Spirophorida (Order) > Tetillidae (Family)
     Cinachyra Gorham, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)

Cinara
     Cinara Curtis, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphididae (Family)
     Cinara P. Miller, 1754 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Cinarella
     Cinarella Lambers, 1948 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphididae (Family)
     Cinarella Börner, 1949 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Cinaria
     Cinaria Börner, 1939 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Cinaria Baker, 1920 accepted as Cinara Curtis, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphididae (Family)

Cinciana
     Cinciana Strand, 1915 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Cinciana Oppenheim, 1891 † accepted as Cinciana Oppenheim, 1891 † · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cincinalis
 Cincinalis Gleditsch ex Desvaux, 1811 accepted as Cheilanthes O. Swartz, 1806 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Pteridaceae (Family)
 Cincinalis J.G. Gleditsch, 1764 accepted as Pteridium Gleditsch ex Scopoli, 1760 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Dennstaedtiaceae (Family)

Cinclidia
     Cinclidia Gould, 1838 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Cinclidia Hübner, 1819 accepted as Melitaea Fabricius, 1807 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
     Cinclidia Denisenko, 2018 accepted as Cinclidina Denisenko, 2023 (junior homonym)· Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Cribrilinidae (Family)

Cinclidium
     Cinclidium Blyth, 1842 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Muscicapidae (Family)
     Cinclidium O. Swartz, 1803 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Bryales (Order) > Mniaceae (Family)
 Cinclidium Cope, 1867 accepted as Hypsiboas Wagler, 1830 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Hylidae (Family)

Cinclops
     Cinclops Gray, 1869 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Cinclops Bonaparte, 1854 accepted as Cinclops Bonaparte, 1854 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Cinclus
     Cinclus Borkhausen, 1797 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Cinclidae (Family)
 Cinclus Möhring, 1758 accepted as Cinclus Möhring, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Charadriidae (Family)
     Cinclus Anonymous [Merrem], 1804 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Scolopacidae (Family)

Cinctella
     Cinctella Wagner, 1910 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cycloneritimorpha (Order) > Helicinidae (Family)
 Cinctella Monterosato, 1884 accepted as Seila A. Adams, 1861 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ptenoglossa (Order) > Cerithiopsidae (Family)

Cingula
     Cingula Fleming, 1818 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Rissoidae (Family)
     Cingula Gould, 1841 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cingula Averincev, 1916 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Cingulata
     Cingulata Méhelÿ, 1935 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Cingulata Laseron, 1959 accepted as Cingulata Laseron, 1959 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Pyramidellidae (Family)
     Cingulata Illiger, 1811 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cingulata (Order) > (Family)

Cingulina
     Cingulina A. Adams, 1860 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Pyramidellidae (Family)
 Cingulina Monterosato, 1884 accepted as Obtusella Cossmann, 1921 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Rissoidae (Family)

Cintia
     Cintia K. Kníze & J. Ríha, 1995 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)
 Cintia Chiaje, 1841 accepted as Halocynthia Verrill, 1879 · Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) > Stolidobranchia (Order) > Bolteniidae (Family)

Cinxia
 Cinxia Meigen, 1800 accepted as Cinxia Meigen, 1800 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)
 Cinxia Stål, 1862 accepted as Cinxia Stål, 1862 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Cinyra
     Cinyra Laporte & Gory, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Cinyra Cobos, 1979 accepted as Spectralia Casey, 1909 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Cione
 Cione Verrill, 1872 accepted as Ciona Fleming, 1822 · Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) > Phlebobranchia (Order) > Cionidae (Family)
 Cione accepted as Clione Pallas, 1774 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gymnosomata (Order) > Clionidae (Family)

Cionella
     Cionella Beck, 1837 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cionella Dollfus & Dautzenberg, 1886 accepted as Clionella Gray, 1847 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Turridae (Family)
     Cionella Jeffreys, 1830 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Cionellidae (Family)

Cionistes
 Cionistes Dietz, 1891 accepted as Cionomimus Marshall, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cionistes Wright, 1861 accepted as Hydractinia van Beneden, 1844 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Hydractiniidae (Family)

Cionophora
 Cionophora Ross & Newman, 1999 accepted as Cionophorus Ross & Newman, 2001 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Sessilia (Order) > Pyrgomatidae (Family)
     Cionophora Egger, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Therevidae (Family)

Cionophyllum
     Cionophyllum Chi, 1931 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Cionophyllum Lang, Smith & Thomas, 1940 † accepted as Kionophyllum Chi, 1931 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Stauriida (Order) > Geyerophyllidae (Family)

Ciopera
     Ciopera Pascoe, 1867 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Ciopera Pascoe, 1866 accepted as Ciopera Pascoe, 1866 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Circe
     Circe Schumacher, 1817 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)
     Circe Gould, 1857 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Circe Brandt, 1835 accepted as Aglantha Haeckel, 1879 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Bougainvilliidae (Family)

Circeis
     Circeis Saint-Joseph, 1894 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Serpulidae (Family)
 Circeis Baker, 1908 accepted as Cerceis H. Milne Edwards, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Sphaeromatidae (Family)

Circella
     Circella Haeckel, 1879 accepted as Circella Haeckel, 1879 (nomen nudum)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Circella A.A. Luber ex V.S. Maljavkina, 1953 † (uncertain)· Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
 Circella D.I. Schirschova, 1985 † accepted as Schirschovaea E.A. Molinari-Novoa & M.D. Guiry in Molinari-Novoa et al., 2021 † · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Bryopsidales (Order) > Codiaceae (Family)

Circinaria
     Circinaria Beck, 1837 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Megomphicidae (Family)
 Circinaria H.F. Bonorden, 1851 accepted as Valsa E.M. Fries, 1849 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Diaporthales (Order) > Valsaceae (Family)
 Circinaria M. Choisy, 1929 accepted as Lecanora Acharius, 1810 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Lecanoraceae (Family)
 Circinaria Link, 1809 accepted as Aspicilia A. Massalongo, 1852 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Pertusariales (Order) > Megasporaceae (Family)
 Circinaria Fée, 1825 accepted as Coccocarpia Persoon in Gaudichaud-Beaupré in Freycinet, 1827 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Peltigerales (Order) > Coccocarpiaceae (Family)

Circinella
     Circinella Van Tieghem & A.A.G. Le Monnier, 1873 · Fungi (Kingdom) > Zygomycota (Phylum) > Mucoromycetes (Class) > Mucorales (Order) > Mucoraceae (Family)
     Circinella Foissner, 1994 · Chromista (Kingdom) > Ciliophora (Phylum) > Spirotrichea (Class) > Hypotrichida (Order) > Gonostomidae (Family)

Circomus
     Circomus Fauvel, 1904 accepted as Circomus Fleischer, 1900 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Circomus Fleischer, 1900 accepted as Palorus Mulsant in Mulsant & Rey, 1854 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Circoniscus
     Circoniscus Pearse, 1917 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Scleropactidae (Family)
     Circoniscus Haeckel, 1887 (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Polycystinea (awaiting allocation) (Order) > Radiolaria (awaiting allocation) (Family)

Circopes
     Circopes Motschoulsky, 1858 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Nitidulidae (Family)
 Circopes Reitter, 1873 accepted as Aethina Erichson in Germar, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Nitidulidae (Family)

Circopora
     Circopora Gray, 1840 accepted as Circopora Gray, 1840 (nomen nudum)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
     Circopora Waagen & Wentzel, 1888 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Axinellida (Order) > Axinellida (awaiting allocation) (Family)

Circoporus
     Circoporus Haeckel, 1879 · Chromista (Kingdom) > Cercozoa (Phylum) > Thecofilosea (Class) > Opaloconchida (Order) > Circoporidae (Family)
 Circoporus Haeckel, 1887 accepted as Circoporus Haeckel, 1879 · Chromista (Kingdom) > Cercozoa (Phylum) > Thecofilosea (Class) > Opaloconchida (Order) > Circoporidae (Family)

Circospathis
     Circospathis Haeckel, 1887 · Chromista (Kingdom) > Cercozoa (Phylum) > Thecofilosea (Class) > Opaloconchida (Order) > Circoporidae (Family)
     Circospathis Haeckel, 1879 accepted as Circospathis Haeckel, 1887 (nomen nudum)· Chromista (Kingdom) > Cercozoa (Phylum) > Thecofilosea (Class) > Opaloconchida (Order) > Circoporidae (Family)

Circostephanus
     Circostephanus Haeckel, 1887 (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Polycystinea (awaiting allocation) (Order) > Radiolaria (awaiting allocation) (Family)
     Circostephanus Haeckel, 1879 accepted as Circostephanus Haeckel, 1879 (nomen nudum)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Polycystinea (awaiting allocation) (Order) > Radiolaria (awaiting allocation) (Family)

Circulina
     Circulina Neckaja, 1966 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Palaeocopida (Order) > Richinidae (Family)
     Circulina V.S. Maljavkina, 1949 † accepted as Classopollis H.D. Pflug, 1953 † (unavailable name)· Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)

Circus
     Circus Lacepède, 1799 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Accipitriformes (Order) > Accipitridae (Family)
 Circus Giebel, 1852 † accepted as Cirrus Sowerby, 1816 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Archaeogastropoda (Order) > Archaeogastropoda (awaiting allocation) (Family)
     Circus Voloshinova & Budasheva, 1961 † (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Cirillia
 Cirillia Monterosato, 1884 accepted as Raphitoma Bellardi, 1847 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Raphitomidae (Family)
     Cirillia Rondani, 1856 accepted as Phyto Robineau-Desvoidy, 1830 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Rhinophoridae (Family)

Ciris
 Ciris Ragonot, 1887 accepted as Ragonotia Grote, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
 Ciris Grote, 1863 accepted as Xerociris Cockerell, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Ciris Koch, 1846 accepted as (nomen dubium)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Salticidae (Family)

Cirlus
     Cirlus Linnaeus, 1766 accepted as Cirlus Linnaeus, 1766 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Cirlus Kaup, 1829 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Cirocolla
     Cirocolla Vandenberg, 1988 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
     Cirocolla Vandenberg, 1992 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)

Cirphis
     Cirphis Walker, 1865 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Cirphis Stål, 1876 accepted as Paraplecta Shelford, 1907 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Blaberidae (Family)

Cirrhibarbus
 Cirrhibarbus Swainson, 1839 accepted as Cirrhibarbus Swainson, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Cirrhibarbus Cuvier & Valenciennes, 1836 accepted as Cirrhibarbus Cuvier & Valenciennes, 1836 · Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Cirrhinus
     Cirrhinus McClelland, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)
     Cirrhinus Oken, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)

Cirrhiptera
     Cirrhiptera Bleeker, 1876 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Cirrhiptera Kuhl & van Hasselt in Bleeker, 1853 accepted as Plesiops Oken, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Plesiopidae (Family)

Cirrhitichthys
     Cirrhitichthys Bleeker, 1857 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Cirrhitidae (Family)
     Cirrhitichthys Bleeker, 1856 accepted as Cirrhitichthys Bleeker, 1857 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Cirrhitidae (Family)

Cirrhocephala
     Cirrhocephala Lederer, 1863 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Crambidae (Family)
     Cirrhocephala Bonaparte, 1854 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Cirrhocephalus
 Cirrhocephalus Bonaparte, 1856 accepted as Cirrhocephalus Bonaparte, 1856 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Cirrhocephalus Bonaparte, 1855 accepted as Cirrhocephalus Bonaparte, 1855 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Cirribarbus
 Cirribarbus Swainson, 1839 accepted as Cirribarbus Swainson, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Cirribarbus Hoeven, 1833 accepted as Cirribarbus Hoeven, 1833 · Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Cirrifera
     Cirrifera Sopott, 1972 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Proseriata (Order) > Coelogynoporidae (Family)
     Cirrifera I.C. Cookson & A. Eisenack, 1960 † · Plantae (Kingdom) > Acritarcha (Phylum) > (Class) > (Order) > (Family)

Cirrineris
 Cirrineris Grube, 1850 accepted as Cirrineris Grube, 1850 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Cirratulida (Order) > Cirratulidae (Family)
 Cirrineris [auctt.] accepted as Cirrhineris Blainville, 1828 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Cirratulida (Order) > Cirratulidae (Family)

Cirrites
 Cirrites Oken, 1816 accepted as Cirrhitus Lacepède, 1803 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Cirrhitidae (Family)
 Cirrites Bowdich, 1822 † accepted as Cirrus Sowerby, 1816 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Archaeogastropoda (Order) > Archaeogastropoda (awaiting allocation) (Family)

Cirronereis
     Cirronereis Kinberg, 1865 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Nereididae (Family)
     Cirronereis Blainville, 1818 accepted as Cirronereis Blainville, 1818 (nomen dubium)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Nereididae (Family)

Cirrospilopsis
     Cirrospilopsis Brèthes, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eulophidae (Family)
 Cirrospilopsis Girault, 1915 accepted as Giraultia Gahan & Fagan, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eulophidae (Family)

Cirrus
     Cirrus Sowerby, 1816 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Archaeogastropoda (Order) > Archaeogastropoda (awaiting allocation) (Family)
     Cirrus Koninck, 1843 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cirta
     Cirta Gebien, 1910 accepted as Cirta Gemminger in Gemminger & Harold, 1870 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Cirta Gemminger in Gemminger & Harold, 1870 accepted as Cirsa Lucas, 1857 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cissa
     Cissa Boie, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Corvidae (Family)
     Cissa Bonaparte, 1854 accepted as Cissa Bonaparte, 1854 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Cisseis
     Cisseis Mulsant, 1850 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
 Cisseis Guppy, 1866 † accepted as Asterocyclina Gümbel, 1870 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Asterocyclinidae (Family)
 Cisseis Laporte & Gory, 1839 accepted as Diphucrania Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Cissites
     Cissites Latreille, 1804 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Meloidae (Family)
     Cissites Debey in Capellini & Heer, 1866 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Magnoliopsida (awaiting allocation) (Order) > (Family)

Cista
     Cista Hübner, 1810 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cista Gregorio, 1885 accepted as Gafrarium Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)

Cistela
 Cistela Forster, 1771 accepted as Byrrhus Linnaeus, 1767 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Byrrhidae (Family)
 Cistela Geoffroy, 1762 accepted as Byrrhus Linnaeus, 1767 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Byrrhidae (Family)
 Cistela Rollier, 1919 † accepted as Argyrotheca Dall, 1900 · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Megathyrididae (Family)
     Cistela Fabricius, 1775 accepted as Cteniopus Solier, 1835 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cistella
     Cistella Quélet, 1886 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Hyaloscyphaceae (Family)
 Cistella Gray, 1853 accepted as Argyrotheca Dall, 1900 · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Megathyrididae (Family)
 Cistella Blume, 1825 accepted as Geodorum G. Jackson in H.C. Andrews, 1811 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Cistella Gistl, 1848 accepted as Cistela Fabricius, 1775 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cistina
     Cistina Gray, 1840 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Valvatida (Order) > Ophidiasteridae (Family)
 Cistina Agassiz, 1846 accepted as Pectinaria Lamarck, 1818 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Canalipalpata (Order) > Pectinariidae (Family)

Cistula
     Cistula Cleve, 1894 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > Naviculales (Order) > Amphipleuraceae (Family)
     Cistula Gray, 1825 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
 Cistula Gray, 1847 accepted as Parachondria Dall, 1905 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Annulariidae (Family)

Cithara
     Cithara Herrmannsen, 1847 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cithara Agassiz, 1846 accepted as Cythara Schumacher, 1817 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Mangeliidae (Family)
 Cithara MacCallum, 1917 accepted as Theledera Linton, 1910 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Plagiorchiida (Order) > Fellodistomidae (Family)

Citharoedus
     Citharoedus Herrmannsen, 1847 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Citharoedus Kaup, 1860 accepted as Chaetodon Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Chaetodontidae (Family)

Citharopsis
 Citharopsis Pease, 1868 accepted as Anarithma Iredale, 1916 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Mitromorphidae (Family)
 Citharopsis Crosse, 1866 accepted as Cytharopsis A. Adams, 1865 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Turridae (Family)

Citharus
     Citharus Artedi in Röse, 1793 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Pleuronectiformes (Order) > Citharidae (Family)
 Citharus Reinhardt, 1837 accepted as Hippoglossoides Gottsche, 1835 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Pleuronectiformes (Order) > Pleuronectidae (Family)
 Citharus Bleeker, 1862 accepted as Citharus Artedi in Röse, 1793 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Pleuronectiformes (Order) > Citharidae (Family)

Cithna
     Cithna A. Adams, 1863 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Liotiidae (Family)
 Cithna Carpenter, 1864 accepted as Cythnia Carpenter, 1864 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Rastodentidae (Family)

Citrina
     Citrina Redtenbacher in Brunner & Redtenbacher, 1906 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phasmatodea (Order) > Pseudophasmatidae (Family)
     Citrina Wagner, 1905 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Citrinella
     Citrinella Bonaparte, 1833 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Citrinella Kaup, 1829 accepted as Emberiza Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)

Citta
 Citta Wagler, 1827 accepted as Ptilonorhynchus Kuhl, 1820 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Ptilonorhynchidae (Family)
 Citta Loureiro, 1790 accepted as Mucuna Adanson, 1763 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Citula
 Citula Cuvier, 1816 accepted as Pseudocaranx Bleeker, 1863 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Carangidae (Family)
 Citula Risso, 1820 accepted as Pseudocaranx Bleeker, 1863 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Carangidae (Family)

Cladacanthus
     Cladacanthus Agassíz, 1843 † accepted as Cladacanthus Agassíz, 1843 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Cladacanthus Davis, 1883 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Cladactis
     Cladactis Verrill, 1869 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Actiniaria (Order) > Actiniidae (Family)
     Cladactis Rafinesque, 1815 accepted as Cladactis Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
 Cladactis Panceri, 1868 accepted as · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Realiidae (Family)

Cladarocythere
     Cladarocythere Keen, 1972 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Podocopida (awaiting allocation) (Family)
     Cladarocythere Ahmad, 1977 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)

Cladella
     Cladella Hull, 1973 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Bombyliidae (Family)
     Cladella Hall & Evenhuis, 1987 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Bombyliidae (Family)

Claderia
     Claderia J.D. Hooker, 1890 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Claderia Rafinesque, 1838 accepted as Claderia Rafinesque, 1838 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)

Cladione
     Cladione Agassiz, 1845 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Cladione Latrielle, 1825 accepted as Ulocerus Schönherr, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)
 Cladione Schoenherr, 1833 accepted as Ulocerus Schönherr, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)

Cladiscus
     Cladiscus Koreen & Daniellson, 1874 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Pennatulacea (Order) > Virgulariidae (Family)
     Cladiscus Chevrolat, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cleridae (Family)
     Cladiscus F.C. Grand'Eury ex A.T. Brongniart, 1872 † accepted as Palaeopteris H.B. Geinitz, 1855 † (junior objective synonym)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Cordaitales (Order) > Cordaitales (awaiting allocation) (Family)

Cladobium
 Cladobium Schlechter, 1920 accepted as Stenorrhynchos L.C. Richard ex K.P.J. Sprengel, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Cladobium J. Lindley, 1836 accepted as Scaphyglottis Poeppig & Endlicher, 1836 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Cladobius
     Cladobius Koch, 1856 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Cladobius Chevrolat, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)
     Cladobius Dejean, 1837 accepted as Cladobius Chevrolat, 1843 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)

Cladocephalus
     Cladocephalus M.A. Howe, 1905 · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Bryopsidales (Order) > Dichotomosiphonaceae (Family)
     Cladocephalus Swart & Heyns, 1991 · Animalia (Kingdom) > Nematoda (Phylum) > Dorylaimea (Class) > Dorylaimida (Order) > Aulolaimoididae (Family)

Cladocera
     Cladocera Rambur, 1859 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Cladocera Hagen, 1866 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Neuroptera (awaiting allocation) (Family)
 Cladocera de Blainville, 1837 accepted as Cladocora Ehrenberg, 1834 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Faviidae (Family)
 Cladocera Hope, 1840 accepted as Polyclada Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Cladoceramus
 Cladoceramus Seitz, 1961 † accepted as Cladoceramus Seitz, 1961 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Pterioida (Order) > Pterioida (awaiting allocation) (Family)
 Cladoceramus Heinz, 1932 † accepted as Cladoceramus Heinz, 1932 † · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cladoceras
     Cladoceras Bremekamp, 1940 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Cladoceras Kirsch, 1865 accepted as Psilocladus Blanchard in d'Orbigny, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lampyridae (Family)

Cladocerus
     Cladocerus Rafinesque, 1816 accepted as Cladocerus Rafinesque, 1816 (nomen nudum)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Cladocerus Rafinesque, 1819 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Cladocerus Schwarz, 1901 accepted as Plastocerus Schaum, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
     Cladocerus Harold, 1869 accepted as Piezophyllus Hope, 1842 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
     Cladocerus Gemminger & Harold, 1869 accepted as Cladoceras Kirsch, 1865 (misspelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lycidae (Family)

Cladochaeta
     Cladochaeta A.P. de Candolle, 1838 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Cladochaeta Coquillett, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Drosophilidae (Family)

Cladochaete
 Cladochaete P.A. Saccardo, 1912 accepted as Chaetomium Kunze, 1817 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Sordariales (Order) > Chaetomiaceae (Family)
 Cladochaete C. Meyer & A. Skabistschevsky, 1965 accepted as Chaetocladiella C. Meyer & A. Skabistschevsky, 1968 · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Cladophorales (Order) > Cladophoraceae (Family)

Cladocolea
     Cladocolea Van Tieghem, 1895 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Loranthaceae (Family)
 Cladocolea Schuster, 1963 accepted as · Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Porellales (Order) > Lejeuneaceae (Family)

Cladocrinus
 Cladocrinus Morris, 1843 † accepted as Cladocrinus Morris, 1843 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
     Cladocrinus Delage & Hérouard, 1903 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)

Cladocyclus
     Cladocyclus Egerton, 1841 † accepted as Cladocyclus Agassiz, 1841 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Ichthyodectiformes (Order) > Cladocyclidae (Family)
     Cladocyclus Agassiz, 1841, nom. nud. † accepted as Cladocyclus Agassiz, 1841 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Ichthyodectiformes (Order) > Cladocyclidae (Family)
     Cladocyclus Agassiz, 1841 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Ichthyodectiformes (Order) > Cladocyclidae (Family)

Cladoderris
     Cladoderris Bezzi, 1914 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Platystomatidae (Family)
 Cladoderris Persoon ex M.J. Berkeley, 1842 accepted as Cymatoderma Junghuhn, 1840 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Polyporales (Order) > Meruliaceae (Family)

Cladodes
     Cladodes Heinemann, 1870 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Cladodes Solier in Gay, 1849 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lampyridae (Family)
 Cladodes Loureiro, 1790 accepted as Alchornea O. Swartz, 1788 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)

Cladodium
     Cladodium S.E. Bridel, 1826 (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Bryales (Order) > Bryaceae (Family)
 Cladodium (Tuckerman) Gyelnik, 1934 accepted as Cladidium J. Hafellner, 1984 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Lecanoraceae (Family)

Cladognathus
 Cladognathus Burmeister, 1847 accepted as Prosopocoilus Hope, 1845 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lucanidae (Family)
 Cladognathus Rexroad, 1957 † accepted as Kladognathus Rexroad, 1958 † · Animalia (Kingdom) > Chordata (Phylum) > Conodonta (Class) > Conodontophorida (Order) > Hibbardellidae (Family)

Cladograpsus
     Cladograpsus Carruthers, 1858 † (uncertain)· Animalia (Kingdom) > Hemichordata (Phylum) > Graptolithina (Class) > Graptolithina (awaiting allocation) (Order) > Graptolithina (awaiting allocation) (Family)
 Cladograpsus Emmons, 1855 † accepted as Dicranograptus Hall, 1865 † · Animalia (Kingdom) > Hemichordata (Phylum) > Graptolithina (Class) > Graptoloidea (Order) > Rhabdinoporidae (Family)
 Cladograpsus Geinitz, 1852 † accepted as Didymograptus M'Coy in Sedgwick & McCoy, 1851 † · Animalia (Kingdom) > Hemichordata (Phylum) > Graptolithina (Class) > Graptoloidea (Order) > Dichograptidae (Family)

Cladonema
     Cladonema Dujardin, 1843 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Cladonematidae (Family)
     Cladonema Kent, 1880 · Chromista (Kingdom) > Ochrophyta (Phylum) > Chrysophyceae (Class) > Chromulinales (Order) > Chromulinales incertae sedis (Family)

Cladonotus
     Cladonotus Thorell, 1877 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
     Cladonotus Saussure, 1862 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tetrigidae (Family)

Cladophora
     Cladophora Kützing, 1843 · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Cladophorales (Order) > Cladophoraceae (Family)
     Cladophora Geyer in Hübner, 1832 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Cladophora Gray, 1840 accepted as Cladophora Gray, 1840 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cladophora Gray, 1847 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cladophora Dejean, 1836 accepted as Caloclada Guérin-Méneville, 1844 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Cladophorus
 Cladophorus Gray in Griffith & Pidgeon, 1831 accepted as Ethra Laporte, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lampyridae (Family)
     Cladophorus Guérin, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lycidae (Family)
 Cladophorus Guérin, 1831 accepted as Cladophorus Guérin, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lycidae (Family)

Cladopus
     Cladopus H. Möller, 1899 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Podostemaceae (Family)
 Cladopus (R. Spruce ex Schiffner) C. Meylan, 1924 accepted as · Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Jungermanniales (Order) > Cephaloziaceae (Family)

Cladorchis
     Cladorchis Fischoeder, 1901 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Echinostomida (Order) > Cladorchiidae (Family)
     Cladorchis Wang & Zhou, 1989 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Digenea (awaiting allocation) (Order) > Digenea (awaiting allocation) (Family)

Cladorhiza
     Cladorhiza Sars, 1872 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Poecilosclerida (Order) > Cladorhizidae (Family)
     Cladorhiza M. Sars, 1869 accepted as Cladorhiza Sars, 1872 (nomen nudum)· Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Poecilosclerida (Order) > Cladorhizidae (Family)
 Cladorhiza Rafinesque, 1828 accepted as Corallorhiza Gagnebin, 1755 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Cladorostrata
     Cladorostrata Tai & Song, 1979 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Miraciidae (Family)
     Cladorostrata Shen & Tai, 1963 accepted as Cladorostrata Tai & Song, 1979 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Miraciidae (Family)

Cladoscopus
     Cladoscopus Reichenbach, 1853 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Passeres (awaiting allocation) (Family)
 Cladoscopus Cabanis & Heine, 1863 accepted as Sphyrapicus Baird, 1858 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Piciformes (Order) > Picidae (Family)

Cladospongia
     Cladospongia Rigby, Rohr, Blodgett & Britt, 2008 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Agelasida (Order) > Preperonidellidae (Family)
     Cladospongia Iyengar & Ramanathan, 1940 · Protozoa (Kingdom) > Choanozoa (Phylum) > Choanoflagellatea (Class) > Craspedida (Order) > Salpingoecidae (Family)

Cladospyris
     Cladospyris Ehrenberg, 1847 · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Nassellaria (Order) > Trissocyclidae (Family)
 Cladospyris Haeckel, 1881 accepted as Cladospyris Ehrenberg, 1847 · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Nassellaria (Order) > Trissocyclidae (Family)

Cladostoma
     Cladostoma Brandt, 1837 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Cladostoma Rafinesque, 1819 † accepted as Cladostoma Rafinesque, 1819 † (nomen nudum)· Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Crinoidea (awaiting allocation) (Order) > Crinoidea (awaiting allocation) (Family)

Cladotaenia
     Cladotaenia Cohn, 1901 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Taeniidae (Family)
 Cladotaenia Razowski, 1999 accepted as Claduncaria Razowski in Razowski & Becker, 2000 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)

Cladothrix
 Cladothrix F. Cohn, 1875 accepted as Cladothrix F. Cohn, 1875 · Bacteria (Kingdom) > Actinobacteria (Phylum) > Actinobacteria (Class) > Actinomycetales (Order) > Actinomycetaceae (Family)
 Cladothrix (T. Nuttall ex Moquin-Tandon) Bentham & J.D. Hooker, 1880 accepted as Tidestromia Standley, 1916 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)

Cladotricha
 Cladotricha Hering, 1941 accepted as Heringomyia Hardy, 1986 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tephritidae (Family)
     Cladotricha Hering, 1940 accepted as Cladotricha Hering, 1941 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tephritidae (Family)
     Cladotricha Gaievskaia, 1925 · Chromista (Kingdom) > Ciliophora (Phylum) > Spirotrichea (Class) > Hypotrichida (Order) > Gonostomidae (Family)

Cladurus
     Cladurus Falkenberg in Engler & Prantl, 1897 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Rhodomelaceae (Family)
 Cladurus Reichenow, 1877 accepted as Cladurus Reichenow, 1877 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Piciformes (Order) > Capitonidae (Family)

Clairvillea
     Clairvillea J. Hegetschweiler, 1826? (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Nymphaeales (Order) > Nymphaeaceae (Family)
 Clairvillea A.P. de Candolle, 1836 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Clairvillia
     Clairvillia Robineau-Desvoidy, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Clairvillia Schiner, 1862 accepted as Clairvillia Robineau-Desvoidy, 1830 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Clamator
     Clamator Kaup, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Cuculiformes (Order) > Cuculidae (Family)
 Clamator Blyth, 1852 accepted as Clamator Blyth, 1852 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Galliformes (Order) > Galliformes (awaiting allocation) (Family)

Clambus
     Clambus Fischer de Waldheim, 1821 accepted as Clambus Fischer de Waldheim, 1821 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Clambidae (Family)
 Clambus Miers, 1864 accepted as Phyllanthus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Phyllanthaceae (Family)

Clamophora
     Clamophora Chevrolat in Dejean, 1836 accepted as Chlamophora Chevrolat in D'Orbigny, 1843 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Clamophora Jacoby, 1884 accepted as Chlamophora Chevrolat in D'Orbigny, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Clandestina
 Clandestina J. Hill, 1756 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Scrophulariaceae (Family)
     Clandestina Mohrig, 2003 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sciaridae (Family)

Clangula
     Clangula Leach in Ross, 1819 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Anseriformes (Order) > Anatidae (Family)
     Clangula Oken, 1817 accepted as Clangula Leach in Ross, 1819 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Anseriformes (Order) > Anatidae (Family)

Clania
     Clania Walker, 1855 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Psychidae (Family)
     Clania Schein, 1956 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Clanis
     Clanis Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Sphingidae (Family)
 Clanis Mulsant, 1850 accepted as Jauravia Motschoulsky, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
 Clanis Walker in Saunders, 1850 accepted as Scaptia Walker in Saunders, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tabanidae (Family)
 Clanis Mulsant, 1851 accepted as Cladis Mulsant, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Claparedia
     Claparedia Quatrefages, 1866 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Syllidae (Family)
 Claparedia Diesing, 1866 accepted as Psammomitra Borror, 1972 · Chromista (Kingdom) > Ciliophora (Phylum) > Spirotrichea (Class) > Hypotrichida (Order) > Holostichidae (Family)

Clappia
     Clappia Walker, 1909 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Hydrobiidae (Family)
     Clappia A. Gray in J. Torrey, 1859 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Clara
     Clara Brauer & Bergenstamm, 1890 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
 Clara Haas & Wenz, 1924 accepted as Cilara Thiele, 1924 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Columbellidae (Family)
 Clara Kunth, 1850 accepted as Herreria Ruiz & Pavon, 1794 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Asparagaceae (Family)
 Clara Gill, 1862 accepted as Pentaprion Bleeker, 1850 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Gerreidae (Family)
 Clara Eigner, 1997 accepted as Tetmemena Eigner, 1999 · Chromista (Kingdom) > Ciliophora (Phylum) > Spirotrichea (Class) > Stichotrichida (Order) > Kahliellidae (Family)
     Clara Ruiz-Rodriguez, 1989 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Clarella
     Clarella Howell, 1934 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Redlichiida (Order) > Centropleuridae (Family)
 Clarella Fuchs, 1967 † accepted as Pleurostomella Reuss, 1860 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Pleurostomellidae (Family)

Claremontiella
     Claremontiella Cockerell, 1933 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Claremontiella Houart, Zuccon & Puillandre, 2019 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Muricidae (Family)

Clarencia
     Clarencia Sloane, 1917 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Clarencia K.H. Barnard, 1931 accepted as Thurstonella Lowry & Zeidler, 2008 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Clarenciidae (Family)

Clarias
     Clarias Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Clariidae (Family)
 Clarias Gronow, 1763 accepted as Clarias Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Clariidae (Family)
 Clarias David, 1935 accepted as Clarias Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Clariidae (Family)

Clarioides
 Clarioides David in David & Poll, 1937 accepted as Clarias Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Clariidae (Family)
 Clarioides Teugels, 1982 accepted as Clarias Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Clariidae (Family)

Clarionea
     Clarionea Lagasca ex A.P. de Candolle, 1812 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Clarionea Setchell & Gardner, 1930 accepted as Predaea G. De Toni, 1936 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Nemastomatales (Order) > Nemastomataceae (Family)

Clarisia
     Clarisia Ruiz & Pavón, 1794 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Moraceae (Family)
 Clarisia Abat, 1792 accepted as Clarisia Abat, 1792 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Basellaceae (Family)

Clarissa
     Clarissa Lindner, 1964 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)
     Clarissa Kirby, 1894 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Clarkeia
     Clarkeia Kozlowski, 1923 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Rhynchonellida (Order) > Eatoniidae (Family)
     Clarkeia Amsel, 1956 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Crambidae (Family)

Clarkella
     Clarkella Walcott, 1908 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Pentamerida (Order) > Clarkellidae (Family)
     Clarkella J.D. Hooker, 1880 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Clarkella Lambert, 1918 † accepted as Lefortia Cossmann, 1901 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Cassiduloida (Order) > Faujasiidae (Family)

Clarkia
     Clarkia Tutt, 1902 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Clarkia Pursh, 1813-1814 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Onagraceae (Family)
     Clarkia Koninck, 1878 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Clarkiella
 Clarkiella Lambert, 1916 † accepted as Lefortia Cossmann, 1901 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Cassiduloida (Order) > Faujasiidae (Family)
     Clarkiella Heding in Heding & Panning, 1954 accepted as Oloughlinia Kroh, Gaudin & Reich, 2022 (junior homonym)· Animalia (Kingdom) > Echinodermata (Phylum) > Holothuroidea (Class) > Dendrochirotida (Order) > Sclerodactylidae (Family)

Clarkina
     Clarkina Soodan, 1975 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Holothuroidea (Class) > Holothuroidea (awaiting allocation) (Order) > Holothuroidea (awaiting allocation) (Family)
 Clarkina Jordan & Evermann, 1927 accepted as Mylocheilus Agassiz, 1855 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)
     Clarkina Kozur, 1990 † · Animalia (Kingdom) > Chordata (Phylum) > Conodonta (Class) > Conodontophorida (Order) > Gondolellidae (Family)

Clastes
     Clastes Cope, 1873 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Clastes Walckenaer, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Sparassidae (Family)

Clastopus
     Clastopus Fairmaire, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Clastopus Bunge ex Boissier, 1867 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Clatharia
 Clatharia Kumar, 1925 accepted as Clathria Schmidt, 1862 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Poecilosclerida (Order) > Microcionidae (Family)
 Clatharia accepted as Clathraria Gray, 1859 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Gorgonacea (Order) > Melithaeidae (Family)

Clathraria
 Clathraria Gray, 1859 accepted as Melithaea Milne Edwards, 1857 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Gorgonacea (Order) > Melithaeidae (Family)
     Clathraria A.T. Brongniart, 1822 † accepted as Sigillaria A.T. Brongniart, 1822 † (junior subjective synonym)· Plantae (Kingdom) > Tracheophyta (Phylum) > Lycopodiopsida (Class) > Lepidodendrales (Order) > Sigillariaceae (Family)

Clathrella
     Clathrella Récluz, 1864 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Amathinidae (Family)
     Clathrella Penard, 1903 · Chromista (Kingdom) > Cercozoa (Phylum) > Granofilosea (Class) > Desmothoracida (Order) > Clathrellidae (Family)
 Clathrella E. Fischer in Engler & Prantl, 1898 accepted as Clathrus P. Micheli ex Linnaeus, 1753 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Phallales (Order) > Phallaceae (Family)

Clathrina
 Clathrina Hedley, 1922 accepted as Clathrina Hedley, 1922 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Raphitomidae (Family)
     Clathrina Gray, 1867 · Animalia (Kingdom) > Porifera (Phylum) > Calcarea (Class) > Clathrinida (Order) > Clathrinidae (Family)
 Clathrina J. Müller Arg., 1883 accepted as Cladia Nylander, 1870 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Cladoniaceae (Family)

Clathrissa
 Clathrissa Lendenfeld, 1888 accepted as Phorbas Duchassaing & Michelotti, 1864 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Poecilosclerida (Order) > Hymedesmiidae (Family)
     Clathrissa Lendenfeld, 1887 accepted as Clathrissa Lendenfeld, 1888 (nomen nudum)· Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Poecilosclerida (Order) > Hymedesmiidae (Family)

Clathroidastrum
 Clathroidastrum Kuntze, 1891 accepted as Stemonitis Gleditsch, 1753 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Myxomycetes (Class) > Stemonitidales (Order) > Stemonitidaceae (Family)
 Clathroidastrum P. Micheli ex Adanson, 1763 accepted as Stemonitis Gleditsch, 1753 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Myxomycetes (Class) > Stemonitidales (Order) > Stemonitidaceae (Family)

Clathroides
     Clathroides Adanson, 1763 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Clathroides P. Micheli, 1729 accepted as Arcyria Hill ex F.H. Wiggers, 1780 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Myxomycetes (Class) > Trichiales (Order) > Trichiaceae (Family)

Clathropodium
     Clathropodium Saporta, 1874 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Cycadopsida (Class) > Cycadales (Order) > Cycadales (awaiting allocation) (Family)
     Clathropodium Westerlund, 1897 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Clathrosphaera
     Clathrosphaera Zalewski, 1888 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Clathrosphaera Haeckel, 1881 · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Spumellaria (Order) > Collozoidae (Family)

Clathrozoella
     Clathrozoella Peña Cantero, Vervoort & Watson, 2003 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Clathrozoellidae (Family)
     Clathrozoella Stechow, 1921 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Clathrozoellidae (Family)

Clathrus
     Clathrus Persoon, 1801 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Phallales (Order) > Phallaceae (Family)
     Clathrus P. Micheli ex Linnaeus, 1753 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Phallales (Order) > Phallaceae (Family)
 Clathrus Oken, 1815 accepted as Epitonium Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ptenoglossa (Order) > Epitoniidae (Family)
     Clathrus Agassiz, 1837 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ptenoglossa (Order) > Epitoniidae (Family)

Clathurella
     Clathurella Carpenter, 1857 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Clathurellidae (Family)
 Clathurella Monterosato, 1875 accepted as Clathurella Carpenter, 1857 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Clathurellidae (Family)

Claudegayara
     Claudegayara J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Claudegayara J.M.H. Shaw, 2004 accepted as Claudegayara J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Claudenus
     Claudenus Sanamyan & Sanamyan, 2021 · Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) > Stolidobranchia (Order) > Bolteniidae (Family)
     Claudenus Kott, 1998 accepted as Claudenus Sanamyan & Sanamyan, 2021 (unavailable name)· Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) > Stolidobranchia (Order) > Bolteniidae (Family)

Claudia
     Claudia Hartert, 1892 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Apodidae (Family)
     Claudia Stål, 1864 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Claudia Opiz, 1853 accepted as Melica Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Claudius
     Claudius Cope, 1865 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Kinosternidae (Family)
 Claudius Des Gozis, 1882 accepted as Episernus Thomson, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ptinidae (Family)

Clausaria
     Clausaria Menke, 1828 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Clausaria Nylander, 1861 accepted as Pertusaria A.P. de Candolle in Lamarck & A.P. de Candolle, 1805 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Pertusariales (Order) > Pertusariaceae (Family)

Clausastrea
 Clausastrea Milne-Edwards & Haime, 1849 accepted as Favites Link, 1807 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Faviidae (Family)
     Clausastrea d'Orbigny, 1849 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Thecosmiliidae (Family)

Clausia
     Clausia Claparède, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Clausiidae (Family)
     Clausia Trotzky ex A. von Hayek, 1911 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
 Clausia Boeck, 1865 accepted as Pseudocalanus Boeck, 1872 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Calanoida (Order) > Clausocalanidae (Family)
 Clausia Oppenheim, 1888 † accepted as Clausocaris Polz, 1989 † · Animalia (Kingdom) > Arthropoda (Phylum) > Thylacocephala (Class) > Concavicarida (Order) > Clausocarididae (Family)

Clausina
 Clausina Jeffreys, 1847 accepted as Mendicula Iredale, 1924 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Thyasiridae (Family)
 Clausina T. Brown, 1827 accepted as Venus Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)

Clautriavia
 Clautriavia (Patouillard) C.G. Lloyd, 1909 accepted as Phallus Junius ex Linnaeus, 1753 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Phallales (Order) > Phallaceae (Family)
     Clautriavia Massart, 1900 · Chromista (Kingdom) > Cercozoa (Phylum) > Imbricatea (Class) > Variglissida (Order) > Clautriaviidae (Family)

Clava
     Clava Gmelin, 1788 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Hydractiniidae (Family)
     Clava Martyn, 1784 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)
 Clava Jousseaume, 1884 accepted as Rhinoclavis Swainson, 1840 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Cerithiidae (Family)

Clavagella
     Clavagella Blainville, 1817 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Anomalodesmata (Order) > Clavagellidae (Family)
     Clavagella Gray, 1840 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Clavaria
     Clavaria Vaillant ex Linnaeus, 1753 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Clavariaceae (Family)
 Clavaria Stackhouse, 1816 accepted as Catenella Greville, 1830 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gigartinales (Order) > Caulacanthaceae (Family)

Clavariopsis
     Clavariopsis De Wildeman, 1895 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Pleosporales (Order) > Pleosporales incertae sedis (Family)
 Clavariopsis Holtermann, 1898 accepted as Holtermannia P.A. Saccardo & J.B. Traverso in P.A. Saccardo, 1910 · Fungi (Kingdom) > Basidiomycota (Phylum) > Tremellomycetes (Class) > Tremellales (Order) > Tremellaceae (Family)

Clavata
 Clavata de Buen, 1926 accepted as Raja Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Rajiformes (Order) > Rajidae (Family)
     Clavata A.M. Stanevitch in T.V. Jankauskas, 1989 † (uncertain)· Plantae (Kingdom) > Acritarcha (Phylum) > (Class) > (Order) > (Family)

Clavatella
 Clavatella Bory de Saint-Vincent, 1823 accepted as Leathesia S.F. Gray, 1821 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Ectocarpales (Order) > Chordariaceae (Family)
 Clavatella Hincks, 1861 accepted as Eleutheria Quatrefages, 1842 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Cladonematidae (Family)

Clavator
     Clavator Philippi, 1865 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Asilidae (Family)
     Clavator Martens in Albers, 1860 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Acavidae (Family)
     Clavator C. Reid & J. Groves, 1916 † · Plantae (Kingdom) > Charophyta (Phylum) > Charophyceae (Class) > Charales (Order) > Clavatoraceae (Family)

Clavatricolpites
     Clavatricolpites R.L. Pierce, 1961 † (uncertain)· Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
     Clavatricolpites P.M.J. Van Hoeken-Klinkenberg, 1964 † accepted as Nigericolpites J.A.R. Hernández, 2021 † (junior homonym)· Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)

Clavatricolporites
 Clavatricolporites R. Potonié, 1970 † accepted as · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
     Clavatricolporites P. Leidelmeyer, 1966 † · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)

Clavatula
     Clavatula Lamarck, 1801 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Clavatulidae (Family)
 Clavatula Stackhouse, 1809 accepted as Catenella Greville, 1830 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gigartinales (Order) > Caulacanthaceae (Family)

Clavella
     Clavella Gray, 1870 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Clavella Oken, 1815 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Siphonostomatoida (Order) > Lernaeopodidae (Family)
     Clavella Rafinesque, 1815 accepted as Clavella Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Clavella Swainson, 1835 accepted as Clavilithes Swainson, 1840 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Fasciolariidae (Family)
 Clavella Sluiter, 1904 accepted as Clavelina Savigny, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) > Aplousobranchia (Order) > Polycitoridae (Family)

Clavena
     Clavena Melichar, 1902 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Clavena A.P. de Candolle, 1838 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Claviceps
     Claviceps L.R. Tulasne, 1853 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Hypocreales (Order) > Clavicipitaceae (Family)
     Claviceps Canestrini & Fanzago, 1877 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)

Clavicula
     Clavicula Smith, 1817 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
     Clavicula Pantocsek, 1886 † · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)

Claviger
     Claviger Preyssler, 1790 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Claviger Agassiz, 1846 accepted as Claviger Preyssler, 1790 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Claviger Haldeman, 1842 accepted as Pachymelania Smith, 1893 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Caenogastropoda incertae sedis (Order) > Hemisinidae (Family)

Clavigera
     Clavigera Hector, 1879 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Articulata (awaiting allocation) (Family)
     Clavigera Thomson, 1913 † (uncertain)· Animalia (Kingdom) > Brachiopoda (Phylum) > Brachiopoda (awaiting allocation) (Class) > Brachiopoda (awaiting allocation) (Order) > Brachiopoda (awaiting allocation) (Family)
 Clavigera A.P. de Candolle, 1836 accepted as Brickellia S. Elliott, 1823 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Clavigera Kallies & Arita, 2004 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Sesiidae (Family)

Clavisotoma
     Clavisotoma Palissa, 1964 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > (Order) > Collembola (awaiting allocation) (Family)
 Clavisotoma Ellis, 1970 accepted as Ballistura Börner, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > Entomobryomorpha (Order) > Isotomidae (Family)

Claviticinella
     Claviticinella Banner, 1982 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Globigerinida (Order) > Rotaliporidae (Family)
     Claviticinella El-Naggar, 1971 † accepted as Claviticinella El-Naggar, 1971 † (nomen nudum)· Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Globigerinida (Order) > Rotaliporidae (Family)

Clavula
     Clavula Dumortier, 1827 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Cyperaceae (Family)
     Clavula de Folin, 1881 accepted as Clavula de Folin, 1881 (nomen nudum)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Clavula Wright, 1859 accepted as Turritopsis McCrady, 1857 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Oceaniidae (Family)

Clavularia
     Clavularia Blainville, 1830 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Alcyonacea (Order) > Clavulariidae (Family)
 Clavularia P.A. Karsten, 1882 accepted as Cornucopiella F. von Höhnel, 1915 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Clavularia Greville, 1865 † · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)

Clavulina
     Clavulina (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Urochordata (awaiting allocation) (Class) > Urochordata (awaiting allocation) (Order) > Urochordata (awaiting allocation) (Family)
     Clavulina J. Schröter in Cohn, 1888 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Cantharellales (Order) > Clavulinaceae (Family)
     Clavulina d'Orbigny, 1826 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Textulariida (Order) > Valvulinidae (Family)

Clavulinopsis
     Clavulinopsis Overeem, 1923 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Clavariaceae (Family)
     Clavulinopsis Banner & Desai, 1985 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Textulariida (Order) > Pseudogaudryinidae (Family)

Claytonia
     Claytonia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Montiaceae (Family)
     Claytonia Finks, Hollocher & Thies, 2011 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Lithistida (Order) > Plinthosellidae (Family)

Cleanthus
     Cleanthus Gray, 1847 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cleanthus Leach, 1847 accepted as Berthella Blainville, 1824 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Pleurobranchomorpha (Order) > Pleurobranchidae (Family)

Cledeobia
     Cledeobia Stephens, 1829 accepted as Cledeobia Stephens, 1829 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Cledeobia Stephens, 1834 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Cleiothyris
 Cleiothyris King, 1850 † accepted as Cleiothyridina Buckman, 1906 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Athyridida (Order) > Athyrididae (Family)
 Cleiothyris Phillips, 1841 † accepted as Atrypa Dalman, 1828 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Atrypida (Order) > Atrypidae (Family)

Cleis
 Cleis Selys, 1853 accepted as Umma Kirby, 1890 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Calopterygidae (Family)
 Cleis Mulsant, 1850 accepted as Mulsantina Weise, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
 Cleis Guérin, 1831 accepted as Callidula Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Callidulidae (Family)

Cleistostoma
     Cleistostoma De Haan, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Camptandriidae (Family)
     Cleistostoma Bridel, 1826 (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Dicranales (Order) > Dicranaceae (Family)

Clelandia
     Clelandia Cossmann, 1902 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Kingstoniidae (Family)
 Clelandia J.M. Trappe, 1979 accepted as Mycoclelandia J.M. Trappe & G.W. Beaton, 1984 · Fungi (Kingdom) > Ascomycota (Phylum) > Pezizomycetes (Class) > Pezizales (Order) > Pezizaceae (Family)
 Clelandia J.M. Black, 1932 accepted as Hybanthus N.J. Jacquin, 1760 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Violaceae (Family)
 Clelandia Johnston, 1909 accepted as Aristeraclelandia Ceccolini & Cianferoni, 2021 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Dilepididae (Family)

Clelia
     Clelia Casaretto, 1845 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
     Clelia Fitzinger, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
 Clelia Walker, 1856 accepted as Clelea Walker, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Zygaenidae (Family)
     Clelia Robineau-Desvoidy, 1830 accepted as Leucostoma Meigen, 1803 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Clemensia
 Clemensia Merrill, 1908 accepted as Chisocheton Blume, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Meliaceae (Family)
 Clemensia Slaughter, 1968 † accepted as Holoclemensia Slaughter, 1968 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > (Order) > Holoclemensiidae (Family)
 Clemensia Schlechter, 1915 accepted as Clemensiella Schlechter, 1915 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
     Clemensia Packard, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Clementea
     Clementea Cavanilles, 1803 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Marattiales (Order) > Angiopteridaceae (Family)
 Clementea Cavanilles, 1804 accepted as Clementea Cavanilles, 1804 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Clementia
     Clementia Gray, 1842 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)
     Clementia Gray, 1840 accepted as Clementia Gray, 1842 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)

Clementsia
 Clementsia G. Murray, 1905 accepted as · Chromista (Kingdom) > Ochrophyta (Phylum) > Xanthophyceae (Class) > Mischococcales (Order) > Gloeobotrydaceae (Family)
 Clementsia J.N. Rose, 1903 accepted as Rhodiola Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Crassulaceae (Family)

Clemmys
     Clemmys Ritgen, 1828 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Emydidae (Family)
     Clemmys Hong, 1982 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Clemmys Wagler, 1830 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
 Clemmys Seidlitz, 1888 accepted as Clemmus Hampe, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Endomychidae (Family)

Clemnus
 Clemnus Redtenbacher, 1858 accepted as Clemmus Hampe, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Endomychidae (Family)
 Clemnus Schaum, 1852 accepted as Clemmus Hampe, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Endomychidae (Family)

Cleobis
     Cleobis Dana, 1847 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cleobis Simon, 1879 accepted as Ammotrecha Banks, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Solifugae (Order) > Ammotrechidae (Family)
 Cleobis Pascoe, 1885 accepted as Cleodus Marshall, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cleobula
     Cleobula Vellozo, 1829 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabales (awaiting allocation) (Family)
 Cleobula Iredale, 1930 accepted as Conus Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Conidae (Family)

Cleoceris
     Cleoceris Boisduval, 1840 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Cleoceris Duponchel in Godart, 1837 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Cleodora
 Cleodora Mayer, 1910 accepted as Cleodora Mayer, 1910 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Corynidae (Family)
     Cleodora Stephens, 1834 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Gelechiidae (Family)
 Cleodora Klotzsch, 1841 accepted as Croton Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)
 Cleodora Péron & Lesueur, 1810 accepted as Clio Linnaeus, 1767 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Thecosomata (Order) > Cliidae (Family)
 Cleodora Mulsant, 1850 accepted as Cleobora Mulsant, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
     Cleodora Robineau-Desvoidy, 1863 accepted as Exorista Meigen, 1803 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Cleon
     Cleon Leach, 1815 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Ephemeroptera (Order) > Baetidae (Family)
 Cleon Samouelle, 1819 accepted as Cloeon Leach, 1815 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Ephemeroptera (Order) > Baetidae (Family)

Cleonice
     Cleonice Robineau-Desvoidy, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
 Cleonice Thomson, 1864 accepted as Sarawaka Özdikmen & Abang, 2006 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Cleonis
     Cleonis Mannerheim in Hummel, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Cleonis Dejean, 1821 accepted as Cleonis Mannerheim in Hummel, 1824 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cleonurus
     Cleonurus Leconte in Leconte & Horn, 1876 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Cleonurus Faust, 1904 accepted as Scaphomorphus Motschoulsky, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cleopteryx
 Cleopteryx Gistl, 1848 accepted as Cleopteryx Gistl, 1848 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Cleopteryx Gistl, 1857 accepted as Acrotrichis Motschoulsky, 1848 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ptiliidae (Family)

Cleopus
     Cleopus Dejean, 1821 accepted as Cleopus Dejean, 1821 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Cleopus Stephens, 1829 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cleopus Suffiran, 1847 accepted as Miarus Schönherr, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cleora
     Cleora Curtis, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Cleora Haliday in Curtis, 1836 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)

Clepsimorpha
     Clepsimorpha Janse, 1960 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Gelechiidae (Family)
 Clepsimorpha Diakonoff, 1971 accepted as Clepsiphyes Diakonoff, 1976 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)

Cleptes
     Cleptes Gambel, 1847 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Cleptes Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Chrysididae (Family)

Clepticus
     Clepticus Haliday, 1838 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Clepticus Cuvier, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Labridae (Family)

Cleptomorpha
     Cleptomorpha Golovatch, 1997 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Polydesmida (Order) > Paradoxosomatidae (Family)
 Cleptomorpha Dalla Torre, 1898 accepted as Podagrion Spinola, 1811 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Torymidae (Family)

Clermontia
     Clermontia Pic, 1927 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Clermontia Gaudichaud-Beaupré in Freycinet, 1829 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Campanulaceae (Family)

Clerus
     Clerus Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cleridae (Family)
 Clerus Gistl, 1848 accepted as Dasytes Paykull, 1799 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Melyridae (Family)
 Clerus Fabricius, 1775 accepted as Clerus Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cleridae (Family)

Clessinia
     Clessinia Piaget, 1913 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Clessinia Doering, 1874 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Clessinia Dybowski, 1888 accepted as Turricaspia Dybowski & Grochmalicki, 1917 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Hydrobiidae (Family)

Cleta
     Cleta Duponchel, 1845 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Cleta Claus, 1863 accepted as Laophontopsis G.O. Sars, 1908 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Laophontopsidae (Family)
 Cleta Claparède, 1870 accepted as Vanadis Clarapède, 1870 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Alciopidae (Family)
 Cleta Mulsant, 1850 accepted as Chazeauiana Tomaszewska & Szawaryn, 2015 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)

Clevea
     Clevea S.O. Lindberg, 1868 (uncertain)· Plantae (Kingdom) > Marchantiophyta (Phylum) > Marchantiopsida (Class) > Marchantiales (Order) > Cleveaceae (Family)
     Clevea Balech, 1948 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Clevea L. Crié, 1889 † accepted as · Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)

Clevelandella
     Clevelandella Kidder, 1938 · Chromista (Kingdom) > Ciliophora (Phylum) > Heterotrichea (Class) > Heterotrichida (Order) > Clevelandellidae (Family)
     Clevelandella Resser, 1938 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Clevelandia
     Clevelandia Eigenmann & Eigenmann, 1888 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Gobiidae (Family)
     Clevelandia E.L. Greene, 1885 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Orobanchaceae (Family)
     Clevelandia Kidder, 1937 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Cleyera
     Cleyera Thunberg, 1783 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Pentaphylacaceae (Family)
 Cleyera Adanson, 1763 accepted as Cleyera Adanson, 1763 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Loganiaceae (Family)

Clibanarius
     Clibanarius Dana, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Diogenidae (Family)
 Clibanarius des Gozis, 1882 accepted as Idiochroma Bedel, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Cliftonia
     Cliftonia Foerste, 1909 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Orthida (Order) > Triplesiidae (Family)
     Cliftonia Banks ex C.F. Gaertner, 1807 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Cyrillaceae (Family)
 Cliftonia Harvey, 1859 accepted as Cliftonaea (Harvey) Harvey, 1863 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Rhodomelaceae (Family)

Climacia
     Climacia McLachlan, 1869 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Sisyridae (Family)
 Climacia Dall, 1903 accepted as Anticlimax Pilsbry & McGinty, 1946 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Tornidae (Family)

Climacina
     Climacina Gemmellaro, 1878 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)
 Climacina Aguayo & Borro, 1946 accepted as Anticlimax Pilsbry & McGinty, 1946 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Tornidae (Family)

Climacoceras
     Climacoceras MacInnes, 1936 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Palaeomerycidae (Family)
     Climacoceras Chen, 1976 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Cephalopoda (awaiting allocation) (Order) > Cephalopoda (awaiting allocation) (Family)

Climacocercus
     Climacocercus Cabanis, 1844 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Accipitriformes (Order) > Falconidae (Family)
     Climacocercus Bertoni, 1901 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Cotingidae (Family)

Climacocylis
     Climacocylis Kofoid & Campbell, 1939 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Climacocylis Jörgensen, 1924 · Chromista (Kingdom) > Ciliophora (Phylum) > Spirotrichea (Class) > Tintinnida (Order) > Metacylididae (Family)

Climacoptera
     Climacoptera Redtenbacher in Brunner von Wattenwyl, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
     Climacoptera V.P. Botschantzev, 1956 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)
     Climacoptera Laurentiaux, 1949 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Palaeodictyoptera (Order) > Palaeodictyoptera (awaiting allocation) (Family)

Climatius
     Climatius Agassiz, 1845 † · Animalia (Kingdom) > Chordata (Phylum) > Acanthodii (Class) > Climatiiformes (Order) > Climatiidae (Family)
     Climatius Agassiz, 1844 † accepted as Climatius Agassiz, 1845 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Acanthodii (Class) > Climatiiformes (Order) > Climatiidae (Family)

Clinocera
     Clinocera Meigen, 1803 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Empididae (Family)
 Clinocera Reitter in Heyden, Reitter & Weise, 1906 accepted as Orchesia Latreille, 1806 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tetratomidae (Family)
 Clinocera Deyrolle, 1864 accepted as Paragrilus Saunders, 1871 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Clinocoris
 Clinocoris Fallén, 1829 accepted as Cimex Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cimicidae (Family)
 Clinocoris Hahn, 1834 accepted as Elasmucha Stål, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)

Clinodon
     Clinodon Clark in Scott & Jepsen, 1936 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Soricomorpha (Order) > Solenodontidae (Family)
 Clinodon Regan, 1920 accepted as Haplochromis Hilgendorf, 1888 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Cichlidae (Family)

Clinogyne
     Clinogyne R.A. Salisbury ex Bentham & J.D. Hooker, 1883 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zingiberales (Order) > Marantaceae (Family)
 Clinogyne K.M. Schumann accepted as Marantochloa A.T. Brongniart ex Gris, 1860 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zingiberales (Order) > Marantaceae (Family)

Clinorhabdus
     Clinorhabdus Sanfilippo & Caulet, 1998 † (uncertain)· Protozoa (Kingdom) > Sarcomastigota (awaiting allocation) (Phylum) > (Class) > (Order) > Sarcomastigota (awaiting allocation) (Family)
 Clinorhabdus L.E. Stover, 1966 † accepted as Eiffellithus P. Reinhardt, 1965 † · Chromista (Kingdom) > Haptophyta (Phylum) > Coccolithophyceae (Class) > Eiffellithales (Order) > Eiffellithaceae (Family)

Clintonia
     Clintonia Rafinesque, 1818 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
 Clintonia Douglas ex J. Lindley, 1829 accepted as Downingia J. Torrey, 1857 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Campanulaceae (Family)

Clinuropsis
     Clinuropsis Vincent, 1913 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Conoidea incertae sedis (Family)
 Clinuropsis Thiele, 1929 † accepted as Anticlinura Thiele, 1934 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Mangeliidae (Family)

Clioderma
     Clioderma Hall, 1861 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Clioderma accepted as Clidoderma Bleeker, 1862 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Pleuronectiformes (Order) > Pleuronectidae (Family)

Cliona
     Cliona Grant, 1826 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Hadromerida (Order) > Clionaidae (Family)
 Cliona Agassiz, 1846 accepted as Ciona Fleming, 1822 · Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) > Phlebobranchia (Order) > Cionidae (Family)

Clione
     Clione Rafinesque, 1815 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Clione sensu Nassonow, 1881 accepted as Pione Gray, 1867 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Hadromerida (Order) > Clionaidae (Family)
 Clione Lieberkuehn, 1859 accepted as Cliona Grant, 1826 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Hadromerida (Order) > Clionaidae (Family)
     Clione Pallas, 1774 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gymnosomata (Order) > Clionidae (Family)

Clionites
 Clionites Mojsisovics, 1893 † accepted as Clionitites Strand, 1929 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ceratitida (Order) > Clionititidae (Family)
     Clionites Morris in Mantell, 1850 † accepted as Entobia Bronn, 1838 † (junior subjective synonym)· Animalia (Kingdom) > Trace fossils (Phylum) > (Class) > (Order) > Entobiaidae (Family)

Clionolithes
     Clionolithes Talent, 1963 (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Hadromerida (Order) > Clionaidae (Family)
     Clionolithes Clarke, 1908 † · Animalia (Kingdom) > Trace fossils (Phylum) > (Class) > (Order) > Dendrinidae (Family)

Clionopsis
 Clionopsis Thiele, 1905 accepted as Clionaopsis Rützler in Hooper & Van Soest, 2002 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Hadromerida (Order) > Clionaidae (Family)
 Clionopsis Bronn, 1862 accepted as Cliopsis Troschel, 1854 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gymnosomata (Order) > Cliopsidae (Family)

Cliothyris
 Cliothyris Hall & Clarke, 1893 † accepted as Cleiothyridina Buckman, 1906 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Athyridida (Order) > Athyrididae (Family)
 Cliothyris Agassiz, 1846 † accepted as Athyris M'Coy in Griffith, 1844 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Athyridida (Order) > Athyrididae (Family)

Cliotrypa
     Cliotrypa Bassler, 1936 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cystoporida (Order) > Cystoporida (awaiting allocation) (Family)
     Cliotrypa Ulrich & Bassler in Bassler, 1929 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cystoporida (Order) > Fistuliporidae (Family)

Clipeus
 Clipeus Quenstedt, 1873 † accepted as Clipeus Quenstedt, 1873 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Cassiduloida (Order) > Clypeidae (Family)
 Clipeus Scacchi, 1836 accepted as Clipeus Scacchi, 1836 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Clisia
     Clisia Fieber, 1860 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Clisia Leach, 1818 accepted as Verruca Schumacher, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Sessilia (Order) > Verrucidae (Family)

Clisiophyllum
     Clisiophyllum Dana, 1846 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Rugosa (Order) > Aulophyllidae (Family)
     Clisiophyllum Dana, 1846, nom. nud. † accepted as Clisiophyllum Dana, 1846 † (nomen nudum)· Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Rugosa (Order) > Aulophyllidae (Family)

Clisis
     Clisis Walker, 1871 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)
 Clisis Pascoe, 1875 accepted as Storeus Schönherr, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Clistanthus
 Clistanthus J. Müller Argoviensis, 1866 accepted as Pera Mutis, 1784 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Peraceae (Family)
 Clistanthus T.E. von Post & C.E.O. Kuntze accepted as Cleistanthus J.D. Hooker ex J.E. Planchon, 1848 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Phyllanthaceae (Family)

Clistostoma
     Clistostoma Alcock, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Camptandriidae (Family)
 Clistostoma I. Hagen, 1910 accepted as Cleistostoma Bridel, 1826 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Dicranales (Order) > Dicranaceae (Family)

Clitea
     Clitea Baly, 1877 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Clitea Reeve, 1841 accepted as Verruca Schumacher, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Sessilia (Order) > Verrucidae (Family)

Clivia
     Clivia Zhang & Huang, 2005 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Encyrtidae (Family)
     Clivia J. Lindley, 1828 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)
 Clivia Paetel, 1875 accepted as Olivia Cantraine, 1835 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Trochidae (Family)

Cloacina
     Cloacina Reinhard, 1945 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Cloacina Linstow, 1898 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Chabertiidae (Family)

Cloelia
 Cloelia Wagler, 1830 accepted as Clelia Fitzinger, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
 Cloelia Lovén, 1841 accepted as Hero Alder & Hancock, 1855 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Nudibranchia (Order) > Heroidae (Family)
     Cloelia Agassiz, 1846 accepted as Clelia Robineau-Desvoidy, 1830 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Cloeoteges
     Cloeoteges Pascoe, 1880 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Cloeoteges Blackwelder, 1947 accepted as Claeoteges Pascoe, 1880 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Clompanus
 Clompanus Rafinesque, 1838 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
 Clompanus Aublet, 1775 accepted as Lonchocarpus Kunth in Humboldt, Bonpland & Kunth, 1824 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Clonia
     Clonia Stål, 1855 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
     Clonia Walker, 1858 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Cloniocerus
     Cloniocerus Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Cloniocerus Laporte, 1840 accepted as Cloniocerus Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Cloniophora
     Cloniophora L.H. Tiffany, 1936 · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Ulvales (Order) > Cloniophoraceae (Family)
     Cloniophora Schiner, 1866 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)

Clonocrinus
     Clonocrinus Quenstedt, 1876 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Monobathrida (Order) > Monobathrida (awaiting allocation) (Family)
     Clonocrinus Oehlert, 1878 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)

Clonostachys
     Clonostachys Corda, 1839 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Hypocreales (Order) > Bionectriaceae (Family)
 Clonostachys J.F. Klotzsch, 1841 accepted as Sebastiania K.P.J. Sprengel, 1820 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)

Clorida
     Clorida Eydoux & Souleyet in Vaillant, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Stomatopoda (Order) > Squillidae (Family)
 Clorida accepted as Chlorida Audinet-Serville, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Clorinda
     Clorinda Ameghino, 1895 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Notoungulata (Order) > Interatheriidae (Family)
     Clorinda Barrande, 1879 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Pentamerida (Order) > Pentameridae (Family)

Clorindina
     Clorindina Khodalevich, 1930 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Pentamerida (Order) > Clorindidae (Family)
 Clorindina Jolivet, 1957 accepted as Paropsis Olivier, 1807 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Closia
     Closia Gray, 1857 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Marginellidae (Family)
     Closia Rémy in C. Gay, 1849 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Closterocerus
     Closterocerus Westwood, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eulophidae (Family)
     Closterocerus Hartig, 1847 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Closteroides
     Closteroides Tomlin, 1929 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Neogastropoda (awaiting allocation) (Family)
 Closteroides Kiriakoff, 1977 accepted as Closterellus Fletcher in Watson, Fletcher & Nye, 1980 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Notodontidae (Family)

Closteromerus
 Closteromerus Thomson, 1860 accepted as Homaloceraea Schmidt, 1922 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Closteromerus Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Closteromerus Lacordaire, 1869 accepted as Closteromerus Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Closteromorpha
     Closteromorpha Felder, 1874 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Closteromorpha F. Wang, G. Zhou & Q. Chen, 1980 † · Plantae (Kingdom) > Acritarcha (Phylum) > (Class) > (Order) > (Family)

Closteropus
     Closteropus Guérin-Méneville, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Closteropus Dejean, 1835 accepted as Closteropus Guérin-Méneville, 1844 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Clostrocera
     Clostrocera Audinet-Serville, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Clostrocera Gemminger & Harold, 1872 accepted as Clostrocera Audinet-Serville, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Clotho
     Clotho Faujas de St. Fond, 1808 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Clotho de Blainville, 1824 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Clotho Mulsant & Verreaux, 1874 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Clotho Walckenaer in Latreille, 1809 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Oecobiidae (Family)
     Clotho Gray, 1840 accepted as Clotho Gray, 1840 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Viperidae (Family)

Cloughtonia
     Cloughtonia T.G. Halle, 1911 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Cycadopsida (Class) > Cycadales (Order) > Cycadales (awaiting allocation) (Family)
     Cloughtonia Hudleston, 1892 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)

Clupeocharax
     Clupeocharax Pellegrin, 1926 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Characiformes (Order) > Alestidae (Family)
 Clupeocharax Pellegrin, 1928 accepted as Clupeacharax Pearson, 1924 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Characiformes (Order) > Triportheidae (Family)

Clupeonella
 Clupeonella Berg, 1913 accepted as Alosa Linck, 1790 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Clupeiformes (Order) > Clupeidae (Family)
     Clupeonella Kessler, 1877 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Clupeiformes (Order) > Clupeidae (Family)

Clusia
     Clusia Haliday, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Clusiidae (Family)
     Clusia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Clusiaceae (Family)

Cluytia
 Cluytia accepted as Clutia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Peraceae (Family)
 Cluytia Schweigger, 1820 accepted as Clytia Lamouroux, 1812 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Campanulariidae (Family)

Clya
     Clya Menge in Berendt, 1854 † · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Theridiidae (Family)
     Clya Berendt, 1845 † accepted as Clya Menge in Berendt, 1854 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Theridiidae (Family)

Clymena
     Clymena Rafinesque, 1815 accepted as Clymena Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Rotifera (Phylum) > Rotifera (awaiting allocation) (Class) > Rotifera (awaiting allocation) (Order) > Rotifera (awaiting allocation) (Family)
 Clymena Griffith, 1833 accepted as Euclymene Verrill, 1900 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Capitellida (Order) > Maldanidae (Family)

Clymene
     Clymene Savigny, 1822 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Polychaeta (awaiting allocation) (Order) > Polychaeta (awaiting allocation) (Family)
     Clymene Oken, 1807 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Polychaeta (awaiting allocation) (Order) > Polychaeta (awaiting allocation) (Family)
     Clymene Chambers, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Oecophoridae (Family)
     Clymene Savigny in Lamarck, 1818 accepted as Clymene Savigny in Lamarck, 1818 (nomen dubium)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Capitellida (Order) > Maldanidae (Family)
     Clymene Oken, 1815 accepted as Clymene Oken, 1815 (nomen dubium)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Polychaeta (awaiting allocation) (Order) > Polychaeta incertae sedis (Family)
     Clymene W.A. Nelson in Sutherland et al., 2011 · Plantae (Kingdom) > Rhodophyta (Phylum) > Bangiophyceae (Class) > Bangiales (Order) > Bangiaceae (Family)
 Clymene Gray, 1864 accepted as Stenella Gray, 1866 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Delphinidae (Family)

Clymenella
     Clymenella Verrill, 1873 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Capitellida (Order) > Maldanidae (Family)
     Clymenella Verrill, 1874 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Capitellida (Order) > Maldanidae (Family)

Clymenia
     Clymenia Örsted, 1844 accepted as Clymenia Örsted, 1844 (nomen dubium)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Oweniida (Order) > Oweniidae (Family)
 Clymenia Münster in Goldfuss, 1832 † accepted as Clymenia Münster in Goldfuss, 1832 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Clymeniida (Order) > Clymeniidae (Family)
     Clymenia Swingle, 1939 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)
 Clymenia Gray, 1868 accepted as · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Delphinidae (Family)

Clypea
     Clypea Malaise, 1961 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Clypea Blume, 1825 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Menispermaceae (Family)

Clypearia
     Clypearia de Saussure, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Vespidae (Family)
 Clypearia Fairmaire, 1903 accepted as Clypeasta Fairmaire, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Clypearia [author?] accepted as Falcataria (I. Nielsen) R.C. Barneby & J.W. Grimes, 1996 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Clypeaster
     Clypeaster Lamarck, 1801 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Clypeasteroida (Order) > Clypeasteridae (Family)
     Clypeaster Berthold in Latreille, 1827 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Corylophidae (Family)
     Clypeaster Dejean, 1821 accepted as Sacium Leconte, 1852 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Corylophidae (Family)

Clypeola
     Clypeola Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
 Clypeola Gray, 1868 accepted as Sigapatella Lesson, 1831 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Calyptraeidae (Family)

Clypeolaria
     Clypeolaria Trattinnick, 1825 · Fungi (Kingdom) > Basidiomycota (Phylum) > Pucciniomycetes (Class) > Pucciniales (Order) > Pucciniales incertae sedis (Family)
     Clypeolaria Lefèvre, 1885 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Clypeolina
     Clypeolina Penard, 1902 · Chromista (Kingdom) > Cercozoa (Phylum) > Thecofilosea (Class) > Tectofilosida (Order) > Chlamydophryidae (Family)
     Clypeolina F. Theissen in F. Theissen & Sydow, 1917 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetidae incertae sedis (Order) > Micropeltidaceae (Family)
 Clypeolina Spegazzini, 1923 accepted as Stomiopeltis F. Theissen, 1914 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetidae incertae sedis (Order) > Micropeltidaceae (Family)

Clypeolum
     Clypeolum Spegazzini, 1881 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Clypeolum Gourret & Roeser, 1888 accepted as Strombidium Claparède & Lachmann, 1859 · Chromista (Kingdom) > Ciliophora (Phylum) > Spirotrichea (Class) > Oligotrichida (Order) > Strombidiidae (Family)
     Clypeolum Récluz, 1842 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cycloneritimorpha (Order) > Neritidae (Family)

Clypeolus
     Clypeolus Miller, Playford & Le Hérissé, 1997 † · Plantae (Kingdom) > Charophyta (Phylum) > Zygnematophyceae (Class) > Zygnematales (Order) > Zygnemataceae (Family)
     Clypeolus Broun, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Clypeorhynchus
 Clypeorhynchus Sharp, 1883 accepted as Gromilus Blanchard, 1853 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Clypeorhynchus Kirschstein, 1936 accepted as Diaporthe Nitschke, 1870 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Diaporthales (Order) > Diaporthaceae (Family)
 Clypeorhynchus Yunakov & Arzanov, 2001 accepted as Otiorhynchus Germar, 1822 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Clypeus
     Clypeus Leske, 1778 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Cassiduloida (Order) > Clypeidae (Family)
     Clypeus Gistl, 1848 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
     Clypeus Hong, 1983 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Insecta (awaiting allocation) (Order) > Insecta (awaiting allocation) (Family)
     Clypeus Scacchi, 1833 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Clypeus (Britzelmayr) Fayod, 1889 accepted as Inocybe (E.M. Fries) E.M. Fries, 1863 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Inocybaceae (Family)

Clyptus
     Clyptus Megerle in Dahl, 1823 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Clyptus Villa & Villa, 1833 accepted as Sitona Germar, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Clysia
     Clysia Guenée, 1857 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Clysia Hübner, 1825 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)
 Clysia Leach, 1817 accepted as Verruca Schumacher, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Sessilia (Order) > Verrucidae (Family)

Clytanthus
 Clytanthus sensu LeConte, 1873 accepted as Clytoleptus Casey, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Clytanthus Thomson, 1864 accepted as Anthoboscus Chevrolat, 1860 (junior objective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Clytemnestra
     Clytemnestra Thomson, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Clytemnestra Dana, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Peltidiidae (Family)
     Clytemnestra de Saussure, 1867 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Clythia
     Clythia Berendt, 1845 accepted as Clythia Berendt, 1845 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
     Clythia Menge in Berendt, 1854 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
 Clythia Meigen, 1800 accepted as Clythia Meigen, 1800 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Platypezidae (Family)
 Clythia Milne-Edwards in Lamarck, 1836 accepted as Clytia Lamouroux, 1812 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Campanulariidae (Family)

Clythraschema
     Clythraschema Thomson, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Clythraschema Lacordaire, 1883 accepted as Clytraschema Thomson, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Clytia
     Clytia Lamouroux, 1812 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Campanulariidae (Family)
     Clytia Swainson, 1833 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Papilionidae (Family)
     Clytia Hartman, 1881 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Clytia J.S. Stokes, 1812 accepted as Clutia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Peraceae (Family)
 Clytia Agassiz, 1846 † accepted as Eryma von Meyer, 1840 † · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Erymidae (Family)
 Clytia Agassiz, 1846 [2] accepted as Verruca Schumacher, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Sessilia (Order) > Verrucidae (Family)
     Clytia Robineau-Desvoidy, 1830 accepted as Clytiomya Rondani, 1861 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Clytie
     Clytie Hübner, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Clytie Grube, 1855 accepted as Clytie Grube, 1855 (nomen dubium)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Orbiniida (Order) > Orbiniidae (Family)

Clytropsis
 Clytropsis Clavareau, 1913 accepted as Clytropsis Clavareau, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Clytropsis Jacoby, 1903 accepted as Antipus de Geer, 1778 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Clytus
     Clytus Dejean, 1821 accepted as Sitona Germar, 1817 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Clytus Laicharting, 1784 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Cnemacanthus
 Cnemacanthus Gray in Griffith & Pidgeon, 1831 accepted as Promecoderus Dejean, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Cnemacanthus Brulle, 1834 accepted as Cnemalobus Guérin, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Cnemargus
 Cnemargus Motschoulsky, 1845 accepted as Cnemisus Motschoulsky, 1870 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Cnemargus Harold, 1866 accepted as Cnemisus Motschoulsky, 1870 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Cnemargus Schönherr, 1837 accepted as Macromerus Schönherr, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cnemidium
     Cnemidium Perty, 1833 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Cnemidium Goldfuss, 1826 † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)

Cnemidocoptes
     Cnemidocoptes Fürstenberg, 1870 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Sarcoptidae (Family)
 Cnemidocoptes Cambridge, 1875 accepted as Knemidokoptes Fürstenberg, 1870 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Knemidokoptidae (Family)
 Cnemidocoptes Lavoipierre & Griffiths, 1951 accepted as Knemidokoptes Fürstenberg, 1870 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Knemidokoptidae (Family)

Cnemidophorus
     Cnemidophorus Wagler, 1830 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Teiidae (Family)
 Cnemidophorus Zeller, 1867 accepted as Cnaemidophorus Wallengren, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pterophoridae (Family)
 Cnemidophorus Schönherr, 1835 accepted as Cnemidontus Schenkling, 1935 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cnemidotus
 Cnemidotus Erichson, 1832 accepted as Peltodytes Régimbart, 1879 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Haliplidae (Family)
 Cnemidotus Illiger, 1802 accepted as Haliplus Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Haliplidae (Family)

Cnemodon
     Cnemodon Schönherr, 1826 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Cnemodon Schönherr, 1823 accepted as Phytoscaphus Schönherr, 1826 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cnemodon Egger, 1865 accepted as Neocnemodon Goffe, 1944 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)

Cnemodus
     Cnemodus Herrich-Schäffer, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Lygaeidae (Family)
     Cnemodus Horn, 1870 accepted as Cnemodinus Cockerell, 1906 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cnestrum
     Cnestrum Becker, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ephydridae (Family)
     Cnestrum I. Hagen, 1915 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Dicranales (Order) > Dicranaceae (Family)

Cnidon
 Cnidon Müller, 1854 accepted as Cerebratulus Renier, 1804 · Animalia (Kingdom) > Nemertea (Phylum) > Anopla (Class) > Heteronemertea (Order) > Lineidae (Family)
 Cnidon Müller & Troschel, 1849 accepted as Psammoperca Richardson, 1848 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Latidae (Family)

Cnodalum
     Cnodalum Emelyanov, 1978 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Cnodalum Agassiz, 1846 accepted as Cnodalon Latreille, 1796 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Coa
     Coa P. Miller, 1754 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Celastrales (Order) > Celastraceae (Family)
 Coa Grishin, 2019 accepted as Polites Scudder, 1872 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)

Coassus
     Coassus Gray, 1825 accepted as Mazama Rafinesque, 1817 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Cervidae (Family)
 Coassus Gray, 1843 accepted as Mazama Rafinesque, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Cervidae (Family)

Coatesia
     Coatesia Lea, 1915 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Coatesia F. von Mueller, 1862 accepted as Geijera H.W. Schott, 1834 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)

Cobboldia
     Cobboldia Brauer, 1887 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Oestridae (Family)
     Cobboldia Lermontova, 1940 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
 Cobboldia Leiper, 1910 accepted as Cobboldina Leiper, 1911 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Atractidae (Family)

Cobososia
     Cobososia Collado & Alonso-Zarazaga, 1996 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Aderidae (Family)
     Cobososia Báguena, 1962 accepted as Cobososia Collado & Alonso-Zarazaga, 1996 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Aderidae (Family)
     Cobososia Báguena-Corella, 1948 accepted as Cobososia Collado & Alonso-Zarazaga, 1996 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Aderidae (Family)

Cobra
 Cobra Laurenti, 1768 accepted as Cobra Laurenti, 1768 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Viperidae (Family)
     Cobra Fitzinger, 1826 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Cobresia
     Cobresia Studer, 1789 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cobresia Hübner, 1810 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cobresia Persoon, 1807 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Cyperaceae (Family)

Coburgia
     Coburgia Herbert, 1819 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)
 Coburgia Sweet, 1829 accepted as Clinanthus Herbert, 1821 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)

Cocalus
     Cocalus Koch, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Salticidae (Family)
     Cocalus Stål, 1861 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Coccidium
     Coccidium Leuckart, 1879 · Chromista (Kingdom) > Miozoa (Phylum) > Coccidiomorphea (Class) > Eimeriida (Order) > Eimeriidae (Family)
     Coccidium Wernicke · Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)

Coccidula
     Coccidula Kugelann in Illiger, 1798 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
 Coccidula Gyllenhal, 1827 accepted as Coccidula Kugelann in Illiger, 1798 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)

Coccinella
     Coccinella Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
     Coccinella Herrmannsen, 1847 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Coccinella Hope, 1840 accepted as Mononeda Crotch, 1874 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)

Coccionella
 Coccionella Hahnemann, 1793 accepted as Porphyrophora Brandt & Ratzeburg, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Margarodidae (Family)
     Coccionella Voet, 1806 accepted as Coccinella Linnaeus, 1758 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)

Coccobotrys
 Coccobotrys Chodat, 1913 accepted as Uvulifera E.A. Molinari-Novoa, 2016 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chaetophorales (Order) > Chaetophoraceae (Family)
 Coccobotrys Boudier & Patouillard, 1900 accepted as Leucoagaricus Locquin ex Singer, 1948 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricaceae (Family)

Coccocephalus
     Coccocephalus Fieber, 1860 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Coccocephalus Watson, 1925 † accepted as Coccocephalichthys Whitley, 1940 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Palaeonisciformes (Order) > Palaeonisciformes (awaiting allocation) (Family)

Coccoderma
 Coccoderma Möllendorff, 1901 accepted as Apoecus Möllendorff in Martini & Chemnitz, 1902 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Enidae (Family)
     Coccoderma Zittel, 1887 † · Animalia (Kingdom) > Chordata (Phylum) > Sarcopterygii (Class) > Coelacanthiformes (Order) > Laugiidae (Family)

Coccoderus
     Coccoderus Buquet, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Coccoderus Dejean, 1835 accepted as Coccoderus Buquet, 1840 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Coccodiscus
     Coccodiscus Haeckel, 1862 · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Spumellaria (Order) > Spumellaria (awaiting allocation) (Family)
 Coccodiscus Hennings, 1904 accepted as Coccoidea Hennings, 1900 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetes incertae sedis (Order) > Coccoideaceae (Family)

Coccolepis
     Coccolepis Agassiz, 1844 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Palaeonisciformes (Order) > Coccolepididae (Family)
     Coccolepis Agassiz, 1843 † accepted as Coccolepis Agassiz, 1844 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Palaeonisciformes (Order) > Coccolepididae (Family)

Coccolobites
     Coccolobites Visiani, 1858 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Polygonaceae (Family)
 Coccolobites E.W. Berry, 1916 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Polygonaceae (Family)

Coccolus
     Coccolus Cocco, 1844 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Coccolus Bonaparte, 1846 accepted as Coelorinchus Giorna, 1809 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gadiformes (Order) > Macrouridae (Family)

Coccomelia
 Coccomelia Ridley, 1920 accepted as Licania Aublet, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Chrysobalanaceae (Family)
 Coccomelia Reinwardt, 1825 accepted as Baccaurea Loureiro, 1790 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Phyllanthaceae (Family)

Coccomyxa
     Coccomyxa Léger & Hesse, 1907 · Animalia (Kingdom) > Cnidaria (Phylum) > Myxosporea (Class) > Bivalvulida (Order) > Myxidiidae (Family)
     Coccomyxa Schmidle, 1901 · Plantae (Kingdom) > Chlorophyta (Phylum) > Trebouxiophyceae (Class) > Trebouxiophyceae incertae sedis (Order) > Coccomyxaceae (Family)

Cocconema
     Cocconema Ehrenberg, 1832 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > Naviculales (Order) > Naviculaceae (Family)
 Cocconema Léger & Hesse, 1921 accepted as Coccospora Kudo, 1925 · Fungi (Kingdom) > Rozellomycota (Phylum) > Microsporidea (Class) > Glugeida (Order) > Thelohaniidae (Family)

Coccopsis
     Coccopsis Reichenbach, 1850 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Coccopsis Meijere, 1901 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Cecidomyiidae (Family)

Coccopygia
     Coccopygia Reichenbach, 1862 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Estrildidae (Family)
 Coccopygia Dall, 1889 accepted as Coccopigya B. A. Marshall, 1986 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cocculiniformia (Order) > Cocculinidae (Family)

Coccorchestes
     Coccorchestes Thorell, 1881 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Salticidae (Family)
 Coccorchestes Jacot, 1938 accepted as Oehserchestes Jacot, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Oehserchestidae (Family)

Coccosphaera
     Coccosphaera M. Perty, 1852 (uncertain)· Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)
     Coccosphaera Haeckel, 1894 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Coccosphaera Wallich, 1877 accepted as Coccolithus E.H.L. Schwarz, 1894 · Chromista (Kingdom) > Haptophyta (Phylum) > Coccolithophyceae (Class) > Coccolithales (Order) > Coccolithaceae (Family)

Coccospora
 Coccospora Smith, 1929 accepted as Tettigonospora Smith, 1930 · Chromista (Kingdom) > Miozoa (Phylum) > (Class) > Eugregarinida (Order) > Hirmocystidae (Family)
     Coccospora Kudo, 1925 · Fungi (Kingdom) > Rozellomycota (Phylum) > Microsporidea (Class) > Glugeida (Order) > Thelohaniidae (Family)
     Coccospora Wallroth, 1833 · Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)

Coccosteus
     Coccosteus Agassiz, 1841 † accepted as Coccosteus Agassiz, 1841 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Coccosteus Agassiz, 1844 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Coccosteus Miller, 1841 † accepted as Coccosteus Agassiz, 1844 † · Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Coccosteus Agassiz, 1844, nom. nud. † accepted as Coccosteus Agassiz, 1844, nom. nud. † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Coccudina
     Coccudina Dujardin, 1841 · Chromista (Kingdom) > Ciliophora (Phylum) > Spirotrichea (Class) > Hypotrichida (Order) > Aspidiscidae (Family)
     Coccudina Bory de St Vincent, 1827 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Coccus
     Coccus Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Coccidae (Family)
 Coccus P. Miller, 1754 accepted as Cocos Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Arecales (Order) > Arecaceae (Family)

Coccygodes
     Coccygodes Saussure in Grandidier, 1890 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
     Coccygodes Seyrig, 1952 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)

Coccyx
     Coccyx Treitschke, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)
     Coccyx Morris, 1837 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Coccyzaea
 Coccyzaea Hartlaub, 1842 accepted as Coccyzaea Hartlaub, 1842 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Cuculiformes (Order) > Cuculidae (Family)
 Coccyzaea Burmeister, 1857 accepted as Coccyzus Vieillot, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Cuculiformes (Order) > Coccyzidae (Family)

Cochilius
     Cochilius Ameghino, 1901 † accepted as Cochilius Ameghino, 1901 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
     Cochilius Ameghino, 1902 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)

Cochlea
     Cochlea da Costa, 1778 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cochlea Martyn, 1786 accepted as Vasticardium Iredale, 1927 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Cardiidae (Family)
 Cochlea Zalessky, 1926 † accepted as Lenticulina Lamarck, 1804 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lagenida (Order) > Vaginulinidae (Family)
     Cochlea Hitchcock, 1858 † (uncertain)· Animalia (Kingdom) > Trace fossils (Phylum) > (Class) > (Order) > (Family)

Cochlearia
     Cochlearia Braun in Münster, 1841 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cochlearia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
     Cochlearia Fauré-Fremiet, 1905 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Cochlearia (M.C. Cooke) Lambotte, 1888 accepted as Otidea (Persoon) Bonorden, 1851 · Fungi (Kingdom) > Ascomycota (Phylum) > Pezizomycetes (Class) > Pezizales (Order) > Pyronemataceae (Family)

Cochleariopsis
 Cochleariopsis Á. Löve & D. Löve, 1976 accepted as Cochlearia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
 Cochleariopsis Y.H. Zhang, 1985 accepted as Yinshania Y.C. Ma & Y.Z. Zhao, 1979 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Cochleatina
     Cochleatina Assejeva in Velikanov & Fedonkin, 1983 † (uncertain)· Chromista (Kingdom) > Ciliophora (Phylum) > Ciliophora (awaiting allocation) (Class) > Ciliophora (awaiting allocation) (Order) > Ciliophora (awaiting allocation) (Family)
     Cochleatina Bykova, 1956 † (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Cochlicopa
     Cochlicopa Swainson, 1840 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cochlicopa A. Férussac, 1821 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Cochlicopidae (Family)
 Cochlicopa Paetel, 1888 accepted as Cochliopa Stimpson, 1865 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Hydrobiidae (Family)

Cochlidion
 Cochlidion Hübner, 1806 accepted as Apoda Haworth, 1809 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Limacodidae (Family)
 Cochlidion Zalessky, 1926 † accepted as Astacolus de Montfort, 1808 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lagenida (Order) > Vaginulinidae (Family)

Cochlidium
     Cochlidium Hübner, 1822 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Cochlidium Gray, 1850 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cochlidium Scudder, 1882 accepted as Cochlidium Scudder, 1882 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cochlidium Kaulfuss, 1820 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Polypodiaceae (Family)

Cochliodon
     Cochliodon Günther, 1864 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Cochliodon Heckel in Kner, 1854 accepted as Hypostomus Lacepède, 1803 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Loricariidae (Family)

Cochliodopsis
     Cochliodopsis J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Cochliodopsis J.M.H. Shaw, 2004 accepted as Cochliodopsis J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Cochlistele
     Cochlistele J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Cochlistele J.M.H. Shaw, 2004 accepted as Cochlistele J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Cochlodon
 Cochlodon Sowerby, 1825 accepted as Cochlodon Sowerby, 1825 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cochlodon d'Orbigny, 1835 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cochloncopsis
     Cochloncopsis J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Cochloncopsis J.M.H. Shaw, 2004 accepted as Cochloncopsis J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Cochlumnia
     Cochlumnia J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Cochlumnia J.M.H. Shaw, 2004 accepted as Cochlumnia J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Cochlus
 Cochlus Humphrey, 1779 accepted as Angaria Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Angariidae (Family)
 Cochlus Zeder, 1803 accepted as Goezia Zeder in Goeze, 1800 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Anisakidae (Family)

Cochlycopa
     Cochlycopa Hanley in Swainson, 1841 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cochlycopa Swainson, 1840 accepted as Cochlicopa A. Férussac, 1821 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Cochlicopidae (Family)

Cochranella
     Cochranella Taylor, 1951 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Centrolenidae (Family)
     Cochranella E.M. McGinty & E.H. Roalson, 2020 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Cleomaceae (Family)

Cocius
     Cocius Navás, 1921 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Neuroptera (awaiting allocation) (Family)
 Cocius Jordan & Hubbs, 1925 accepted as Cociella Whitley, 1940 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Platycephalidae (Family)

Cockburnia
     Cockburnia Zinsmeister, 1984 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneroida (awaiting allocation) (Family)
 Cockburnia I.B. Balfour, 1883 accepted as Poskea Vatke, 1882 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Plantaginaceae (Family)

Cockerellia
     Cockerellia Meunier, 1908 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Palaeodictyoptera (Order) > Palaeodictyoptera (awaiting allocation) (Family)
     Cockerellia Ashmead, 1898 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Cockerellia (R.T. Clausen & C.H. Uhl) Á. Löve & D. Löve, 1985 accepted as Sedum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Crassulaceae (Family)

Cockerelliella
     Cockerelliella Meunier, 1909 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Palaeodictyoptera (Order) > Palaeodictyoptera (awaiting allocation) (Family)
     Cockerelliella Sundararaj & David, 1992 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aleyrodidae (Family)

Cocles
     Cocles Bergroth, 1893 accepted as Cocles Bergroth, 1893 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Cocles Bergroth, 1905 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Cocytia
     Cocytia Boisduval, 1828 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Cocytia Treitschke, 1835 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Coddingtonia
     Coddingtonia S. Bowdich in T.E. Bowdich, 1825 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
     Coddingtonia Miller, Griswold & Yin, 2009 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Theridiosomatidae (Family)

Codiosoma
     Codiosoma Bedel, 1885 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Codiosoma Kirby, 1874 accepted as Kodiosoma Stretch, 1872 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Codites
     Codites Sternberg, 1833 † (uncertain)· Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)
     Codites S. Squinabol, 1890 † · Chromista (Kingdom) > Ochrophyta (Phylum) > (Class) > (Order) > Ochrophyta incertae sedis (Family)

Codium
     Codium Enderlein, 1936 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Codium Stackhouse, 1797 · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Bryopsidales (Order) > Codiaceae (Family)

Codokia
 Codokia Récluz, 1869 accepted as Codakia Scopoli, 1777 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Lucinidae (Family)
 Codokia P. Fischer, 1869 accepted as Codakia Scopoli, 1777 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Lucinidae (Family)

Codon
     Codon Fennah, 1962 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Dictyopharidae (Family)
     Codon Linnaeus, 1767 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Boraginales (Order) > Boraginaceae (Family)

Codonella
     Codonella Haeckel, 1873 · Chromista (Kingdom) > Ciliophora (Phylum) > Spirotrichea (Class) > Tintinnida (Order) > Codonellidae (Family)
 Codonella Canu & Bassler, 1928 accepted as Metroperiella Canu & Bassler, 1917 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Hippoporinidae (Family)

Codonellopsis
     Codonellopsis Jörgensen, 1924 · Chromista (Kingdom) > Ciliophora (Phylum) > Spirotrichea (Class) > Tintinnida (Order) > Codonellopsidae (Family)
 Codonellopsis Kofoid & Campbell, 1939 accepted as Codonellopsis Jörgensen, 1924 · Chromista (Kingdom) > Ciliophora (Phylum) > Spirotrichea (Class) > Tintinnida (Order) > Codonellopsidae (Family)

Codonia
     Codonia Dumortier, 1822 (uncertain)· Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Fossombroniales (Order) > Fossombroniaceae (Family)
 Codonia Dumortier, 1874 accepted as · Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Metzgeriales (Order) > Codoniaceae (Family)
     Codonia Hübner, 1823 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Codonia Cookson & Eisenack, 1960 † accepted as Codonia Cookson & Eisenack, 1960 † (nomen dubium)· Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Gonyaulacales (Order) > Gonyaulacales (awaiting allocation) (Family)

Codonites
     Codonites Audouin in Savigny, 1826 (uncertain)· Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)
     Codonites Meek & Worthen, 1869 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)

Codonium
     Codonium Haeckel, 1879 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Corynidae (Family)
     Codonium Rohr, 1792 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Olacaceae (Family)

Codonopsis
     Codonopsis Kofoid & Campbell, 1939 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Codonopsis Wallich in Roxburgh, 1824 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Campanulaceae (Family)
     Codonopsis Alph. de Candolle in A.P. de Candolle, 1839 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Campanulaceae (Family)

Codonorchis
     Codonorchis J. Lindley, 1840 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Codonorchis Haeckel, 1879 accepted as Codonorchis Haeckel, 1879 (nomen dubium)· Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Pandeidae (Family)

Codonosiga
     Codonosiga Stein, 1878 · Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Codonosiga James-Clark, 1868 accepted as Codosiga James-Clark, 1866 · Protozoa (Kingdom) > Choanozoa (Phylum) > Choanoflagellatea (Class) > Craspedida (Order) > Salpingoecidae (Family)

Codonosmilia
     Codonosmilia Koby, 1888 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Scleractinia (awaiting allocation) (Family)
     Codonosmilia Koby, 1884 † accepted as Codonosmilia Koby, 1888 † (nomen nudum)· Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Scleractinia (awaiting allocation) (Family)

Codonytes
     Codonytes Chiaje, 1828 (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
 Codonytes de Quatrefages, 1866 accepted as Hydroides Gunnerus, 1768 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Serpulidae (Family)

Codrus
     Codrus Panzer, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Proctotrupidae (Family)
 Codrus Jurine, 1807 accepted as Codrus Panzer, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Proctotrupidae (Family)

Coecaethes
     Coecaethes Obraztsov, 1943 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)
 Coecaethes Razowski, 1960 accepted as Aethes Billberg, 1820 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)

Coecarrhopalites
 Coecarrhopalites Yosii, 1954 accepted as Arrhopalites Börner, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > Symphypleona (Order) > Arrhopalitidae (Family)
 Coecarrhopalites Yosii, 1967 accepted as Arrhopalites Börner, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > Symphypleona (Order) > Arrhopalitidae (Family)

Coecella
     Coecella Gray, 1853 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Mesodesmatidae (Family)
 Coecella Paetel, 1875 accepted as Coecella Gray, 1853 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Mesodesmatidae (Family)

Coecilia
 Coecilia Duméril, 1805 accepted as Apterichtus Duméril, 1805 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Ophichthidae (Family)
 Coecilia Linnaeus, 1758 accepted as Caecilia Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Gymnophiona (Order) > Caeciliidae (Family)

Coelacanthia
     Coelacanthia Brusina, 1897 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Coelacanthia Andrusov, 1890 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Hydrobiidae (Family)

Coelacanthus
     Coelacanthus Agassiz, 1844 † · Animalia (Kingdom) > Chordata (Phylum) > Sarcopterygii (Class) > Coelacanthiformes (Order) > Coelacanthidae (Family)
     Coelacanthus Agassiz, 1836 † accepted as Coelacanthus Agassiz, 1844 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Sarcopterygii (Class) > Coelacanthiformes (Order) > Coelacanthidae (Family)

Coelarthron
 Coelarthron J.D. Hooker, 1896 accepted as Microstegium C.G.D. Nees in J. Lindley, 1836 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
     Coelarthron Lacordaire, 1869 accepted as Caelomarthron Thomson, 1860 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Coelaster
     Coelaster Agassiz, 1836 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
     Coelaster Sandberger, 1855 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)

Coelatura
     Coelatura Martens, 1877 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Coelatura Pfeiffer, 1877 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Unionoida (Order) > Unionidae (Family)
     Coelatura Conrad, 1853 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)

Coelebs
     Coelebs Cuvier, 1800 accepted as Fringilla Linnaeus, 1758 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)
 Coelebs Lesson, 1831 accepted as Fringilla Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)

Coelestina
     Coelestina Holik, 1953 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Coelestina J. Hill, 1761 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Coelestina Cassini, 1817 accepted as Ageratum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Coelidium
     Coelidium Clarke & Ruedemann, 1903 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Murchisoniidae (Family)
 Coelidium Reichardt, 1870 accepted as · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnobryales (Order) > Lembophyllaceae (Family)
 Coelidium J.R. Th. Vogel ex Walpers, 1840 accepted as Amphithalea Ecklon & Zeyher, 1836 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Coeliodes
     Coeliodes Schönherr, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Coeliodes Lacordaire, 1866 accepted as Auleutes Dietz, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Coeliodes Thomson, 1859 accepted as Auleutes Dietz, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Coeliodinus
     Coeliodinus Dieckmann, 1972 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Coeliodinus Wagner, 1942 accepted as Coeliodinus Dieckmann, 1972 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Coeliopsis
     Coeliopsis Bouché in Zetterstedt, 1844 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Coeliopsis H.G. Reichenbach, 1872 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Coelister
     Coelister Bickhardt, 1917 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)
 Coelister Bickhardt, 1914 accepted as Coelister Bickhardt, 1917 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)

Coelites
     Coelites Westwood in Doubleday & Westwood, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
 Coelites Turati, 1926 accepted as Coeloturatia Strand, 1928 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Coelocara
     Coelocara Tuthill, 1944 accepted as Coelocara Tuthill, 1944 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Psyllidae (Family)
     Coelocara Tuthill, 1945 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Psyllidae (Family)

Coelocephalus
     Coelocephalus Agassiz, 1845 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Coelocephalus Agassiz, 1844 † accepted as Coelocephalus Agassiz, 1844 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Coelocephalus Clark, 1860 accepted as Hypolampsis Clark, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Coelocephalus Gilbert & Cramer, 1897 accepted as Mataeocephalus Berg, 1898 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gadiformes (Order) > Macrouridae (Family)

Coelocladia
     Coelocladia Rosenvinge, 1893 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Ectocarpales (Order) > Chordariaceae (Family)
     Coelocladia Girty, 1908 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Lithistida (Order) > Cylindrophymatidae (Family)

Coeloclema
     Coeloclema Ulrich, 1890 † (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cystoporida (Order) > Ceramoporidae (Family)
     Coeloclema Ulrich, 1882 † accepted as Coeloclema Ulrich, 1882 † (nomen nudum)· Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cystoporida (Order) > Ceramoporidae (Family)

Coelocoenia
 Coelocoenia Volz, 1896 † accepted as Koilocoenia Duncan, 1884 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Astrocoeniidae (Family)
 Coelocoenia Gerth, 1923 † accepted as Progyrosmilia Wells, 1937 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Meandrinidae (Family)

Coeloconus
     Coeloconus Ulrich in Miller, 1889 † (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
     Coeloconus Förster, 1868 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Coelocrinus
     Coelocrinus Meek & Worthen, 1866 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Monobathrida (Order) > Monobathrida (awaiting allocation) (Family)
 Coelocrinus Salter in Ramsay, 1866 † accepted as Balacrinus Ramsbottom, 1961 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Diplobathrida (Order) > Diplobathrida (awaiting allocation) (Family)

Coelocryptus
     Coelocryptus Sharp, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Erotylidae (Family)
     Coelocryptus Thomson, 1873 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Coelocyathus
 Coelocyathus M. Sars, 1857 accepted as Rhizotrochus Milne Edwards & Haime, 1848 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Flabellidae (Family)
     Coelocyathus Vologdin, 1939 † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)

Coelocystis
     Coelocystis Schuchert, 1903 † · Animalia (Kingdom) > Echinodermata (Phylum) > Rhombifera (Class) > Rhombifera (awaiting allocation) (Order) > Rhombifera (awaiting allocation) (Family)
     Coelocystis Ghelelovitch, 1947 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Coelocystis Nägeli, 1849 accepted as Coelosphaerium Nägeli, 1849 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Synechococcales (Order) > Coelosphaeriaceae (Family)

Coelodera
     Coelodera Gené, 1836 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Coelodera Burmeister, 1842 accepted as Coilodera Hope, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Coeloderia
 Coeloderia Arrow in Schenkling, 1912 accepted as Coeloderia Arrow in Schenkling, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Coeloderia Gené, 1836 accepted as Caelodera Dejean, 1833 (misspelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Coelodes
 Coelodes Lacordaire, 1856 accepted as Coilodes Westwood, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hybosoridae (Family)
 Coelodes Agassiz, 1846 accepted as Coilodes Westwood, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hybosoridae (Family)

Coelodiscus
     Coelodiscus Brösamlen, 1909 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)
 Coelodiscus Baillon, 1858 accepted as Mallotus Loureiro, 1790 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)
 Coelodiscus C.-C. Jao, 1941 accepted as Jaoa K.C. Fan, 1964 · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Ulvales (Order) > Ulvellaceae (Family)

Coelodon
     Coelodon Audinet-Serville, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Coelodon Lund, 1838 † accepted as Nothrotherium Lydekker in Nicholson & Lydekker, 1889 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Pilosa (Order) > Megatheriidae (Family)
 Coelodon Carpenter, 1865 accepted as Frenamya Iredale, 1930 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Anomalodesmata (Order) > Pandoridae (Family)

Coelodrymus
     Coelodrymus Haeckel, 1887 (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Polycystinea (awaiting allocation) (Order) > Radiolaria (awaiting allocation) (Family)
     Coelodrymus Haeckel, 1879 accepted as Coelodrymus Haeckel, 1879 (nomen nudum)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Polycystinea (awaiting allocation) (Order) > Radiolaria (awaiting allocation) (Family)

Coelogaster
     Coelogaster Agassiz, 1841 † accepted as Coelogaster Agassiz, 1841 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gonorynchiformes (Order) > Gonorhynchiformes (awaiting allocation) (Family)
     Coelogaster Eastman, 1905 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gonorynchiformes (Order) > Gonorhynchiformes (awaiting allocation) (Family)
     Coelogaster Agassiz, 1835 † accepted as Coelogaster Eastman, 1905 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gonorynchiformes (Order) > Gonorhynchiformes (awaiting allocation) (Family)
 Coelogaster Schönherr, 1837 accepted as Dietzella Champion, 1907 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Coelogaster Schultze, 1896 accepted as Ectamnogaster Schultze, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Coelogaster Schrank, 1780 accepted as Leucospis Fabricius, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Leucospidae (Family)

Coelogenys
 Coelogenys Lenz, 1831 † accepted as Cuniculus Brisson, 1762 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Cuniculidae (Family)
 Coelogenys Illiger, 1811 accepted as Cuniculus Brisson, 1762 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Cuniculidae (Family)

Coeloglossum
 Coeloglossum C.J. Hartman, 1820 accepted as Dactylorhiza Necker ex Nevski, 1937 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Coeloglossum Lindley, 1834 accepted as Peristylus Blume, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Coelognathus
     Coelognathus Heude, 1880 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Trionychidae (Family)
     Coelognathus Fitzinger, 1843 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
 Coelognathus Hessling, 1852 accepted as Tyrophagus Oudemans, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Acaridae (Family)

Coelogyra
     Coelogyra de Fromentel, 1877 † accepted as Coelogyra de Fromentel, 1877 † (nomen nudum)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Coelogyra Nemenzo, 1959 accepted as Oulophyllia Milne Edwards & Haime, 1848 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Merulinidae (Family)

Coeloides
     Coeloides Wesmael, 1838 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Braconidae (Family)
 Coeloides Faust, 1885 accepted as Coeliodes Schönherr, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Coelojoppa
     Coelojoppa Cameron, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
     Coelojoppa Uchida, 1924 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Coeloma
     Coeloma A. Milne-Edwards, 1865 † · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Mathildellidae (Family)
     Coeloma Möschler, 1890 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Coelomarthron
     Coelomarthron Thomson, 1864 accepted as Caelomarthron Thomson, 1860 (misspelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Coelomarthron Lacordaire, 1869 accepted as Coelomarthron Thomson, 1864 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Coelomera
     Coelomera Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Coelomera Blanchard, 1845 accepted as Coelomera Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Coelonotus
     Coelonotus Miranda-Ribeiro, 1920 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Hylidae (Family)
     Coelonotus Förster, 1862 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Braconidae (Family)
 Coelonotus Peters, 1855 accepted as Microphis Kaup, 1853 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Syngnathiformes (Order) > Syngnathidae (Family)

Coeloperca
     Coeloperca Agassiz, 1845, nom. nud. † accepted as Coeloperca Agassiz, 1845, nom. nud. † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Percidae (Family)
     Coeloperca Agassiz, 1845 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Percidae (Family)

Coeloperix
     Coeloperix Gong & Song, 2004 · Chromista (Kingdom) > Ciliophora (Phylum) > Phyllopharyngea (Class) > Cyrtophorida (Order) > Lynchellidae (Family)
     Coeloperix Deroux, 1976 accepted as Coeloperix Gong & Song, 2004 (nomen nudum)· Chromista (Kingdom) > Ciliophora (Phylum) > Phyllopharyngea (Class) > Cyrtophorida (Order) > Lynchellidae (Family)

Coelophyllum
     Coelophyllum Roemer, 1883 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Coelophyllum Scudder, 1875 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
     Coelophyllum Schrammen, 1924 † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)

Coelopleurum
 Coelopleurum Ledebour, 1844 accepted as Angelica Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
     Coelopleurum Gebien, 1921 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Coelopoma
     Coelopoma Adams, 1867 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Coelopoma Benson, 1855 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Coelopoma Agassiz, 1841 † accepted as Coelopoma Agassiz, 1841 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Coelopoma Agassiz, 1844 † accepted as Coelopoma Agassiz, 1844 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Coelopoma Agassiz, 1845 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Coelops
     Coelops Kriechbaumer, 1894 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Chalcididae (Family)
     Coelops Blyth, 1848 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Hipposideridae (Family)

Coelopus
     Coelopus Étallon, 1861 † · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Longodromitidae (Family)
     Coelopus Becker, 1907 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Asilidae (Family)
 Coelopus Bataille, 1908 accepted as Gyroporus Quélet, 1886 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Boletales (Order) > Gyroporaceae (Family)
 Coelopus Gosse in Hudson & Gosse, 1886 accepted as Trichocerca Lamarck, 1801 · Animalia (Kingdom) > Rotifera (Phylum) > Monogononta (Class) > Ploima (Order) > Trichocercidae (Family)

Coelopygus
 Coelopygus Mello-Leitão, 1922 accepted as Caelopygus Koch, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Gonyleptidae (Family)
 Coelopygus Agassiz, 1845 accepted as Caelopygus Koch, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Gonyleptidae (Family)
 Coelopygus Erichson, 1845 accepted as Caelopygus Koch, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Gonyleptidae (Family)

Coelorhinapion
 Coelorhinapion Ehret, 1990 accepted as Cyanapion Bokor, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)
 Coelorhinapion Wagner, 1932 accepted as Cyanapion Bokor, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)

Coelorhynchus
 Coelorhynchus Agassiz, 1844 † accepted as Cylindracanthus Leidy, 1856 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Scombridae (Family)
 Coelorhynchus accepted as Coelorinchus Giorna, 1809 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gadiformes (Order) > Macrouridae (Family)

Coelorrhina
 Coelorrhina Burmeister, 1842 accepted as Caelorrhina Burmeister in Westwood, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Coelorrhina sensu Westwood, 1842 accepted as Cyprolais Thomson, 1880 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Coelosis
     Coelosis Kirby & Spence, 1828 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Coelosis Hope, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Coelosoma
     Coelosoma Ameghino, 1891 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Litopterna (Order) > Macraucheniidae (Family)
 Coelosoma Anigstein, 1912 accepted as Coelosomides Strand, 1928 · Chromista (Kingdom) > Ciliophora (Phylum) > Litostomatea (Class) > Trichostomatida (Order) > Coelosomididae (Family)

Coelospira
     Coelospira Hall, 1863 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Anoplothecidae (Family)
     Coelospira Ancey, 1886 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helminthoglyptidae (Family)

Coelosternus
 Coelosternus Schoenherr, 1825 accepted as Cophes Champion, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Coelosternus Schönherr in Sahlberg, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Coelosternus Motschulsky, 1858 accepted as Lobotrachelus Schönherr, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Coelosternus Sharp, 1881 accepted as Mirosternus Sharp, 1881 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ptinidae (Family)

Coelostethus
 Coelostethus Capiomont, 1873 accepted as Bangasternus des Gozis, 1882 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Coelostethus Dejean, 1835 accepted as Coelostethus Leconte, 1861 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ptinidae (Family)
 Coelostethus Leconte, 1861 accepted as Hadrobregmus Thomson, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ptinidae (Family)

Coelosteus
     Coelosteus Newberry, 1887 † · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Ctenacanthiformes (Order) > Ctenacanthiformes (awaiting allocation) (Family)
     Coelosteus Gross, 1930 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Coelostoma
     Coelostoma Brullé, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)
 Coelostoma Maskell, 1880 accepted as Coelostomidia Cockerell, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Margarodidae (Family)

Coelostylina
     Coelostylina Kittl, 1894 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Hypsogastropoda incertae sedis (Order) > Coelostylinidae (Family)
     Coelostylina Tuomikoski, 1960 accepted as Stenacanthella Vilkamaa & Menzel, 2019 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sciaridae (Family)

Coelostylis
     Coelostylis Lindström, 1880 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Rugosa (Order) > Rugosa (awaiting allocation) (Family)
 Coelostylis Torrey & A. Gray ex Endlicher & Fenzl, 1839 accepted as Spigelia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Loganiaceae (Family)
 Coelostylis (A.L. de Jussieu) C.E.O. Kuntze, 1891 accepted as Echinopterys A.H.L. Jussieu, 1843 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Malpighiaceae (Family)

Coelothamnus
     Coelothamnus Haeckel, 1879 accepted as Coelothamnus Haeckel, 1879 (nomen nudum)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Polycystinea (awaiting allocation) (Order) > Radiolaria (awaiting allocation) (Family)
     Coelothamnus Haeckel, 1887 (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Polycystinea (awaiting allocation) (Order) > Radiolaria (awaiting allocation) (Family)

Coelothauma
     Coelothauma Haeckel, 1879 accepted as Coelothauma Haeckel, 1879 (nomen nudum)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Polycystinea (awaiting allocation) (Order) > Radiolaria (awaiting allocation) (Family)
     Coelothauma Haeckel, 1887 (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Polycystinea (awaiting allocation) (Order) > Radiolaria (awaiting allocation) (Family)

Coelothorax
     Coelothorax Ancey, 1880 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Coelothorax Ashmead, 1898 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Braconidae (Family)

Coelotilapia
 Coelotilapia Mayland, 1995 accepted as Tilapia Smith, 1840 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Cichlidae (Family)
     Coelotilapia Dunz & Schliewen, 2013 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Cichlidae (Family)

Coelura
     Coelura Warren, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Uraniidae (Family)
 Coelura Schött, 1917 accepted as Metacoelura Salmon, 1951 · Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > Entomobryomorpha (Order) > Paronellidae (Family)

Coemansia
     Coemansia Van Tieghem & A.A.G. Le Monnier, 1873 · Fungi (Kingdom) > Zygomycota (Phylum) > Kickxellomycetes (Class) > Kickxellales (Order) > Kickxellaceae (Family)
     Coemansia Briart & Cornet, 1873 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Pyramidellidae (Family)
 Coemansia Marchal, 1879 accepted as Aralia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Araliaceae (Family)

Coendus
     Coendus Duméril, 1805 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
 Coendus Geoffroy in Cuvier, 1803 † accepted as Coendou Lacepède, 1799 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Erethizontidae (Family)

Coenina
     Coenina Walker, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
 Coenina Lethierry & Severin, 1893 accepted as Spermatodes Bergroth, 1914 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)
 Coenina Walker, 1865 accepted as Coenina Walker, 1865 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Coenobita
     Coenobita Latreille, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Coenobitidae (Family)
 Coenobita Agassiz, 1846 accepted as Coenobita Agassiz, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Coenobitidae (Family)
 Coenobita Gistl, 1848 [2] accepted as Ectropis Hübner, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
 Coenobita Gistl, 1848 accepted as Helicobulinus Broderip, 1841 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Camaenidae (Family)

Coenocrinus
     Coenocrinus Valette, 1934 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Crinoidea (awaiting allocation) (Order) > Crinoidea (awaiting allocation) (Family)
 Coenocrinus Delage & Hérouard, 1903 † accepted as Balacrinus Ramsbottom, 1961 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Diplobathrida (Order) > Diplobathrida (awaiting allocation) (Family)

Coenocystis
     Coenocystis Korshikov, 1953 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Sphaeropleales (Order) > Radiococcaceae (Family)
     Coenocystis Girty, 1908 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Cladida (Order) > Cladida (awaiting allocation) (Family)

Coenogonium
     Coenogonium C.G. Ehrenberg in C.G.D. Nees von Esenbeck, 1820 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Ostropales (Order) > Coenogoniaceae (Family)
 Coenogonium Clements, 1909 accepted as Coenogonium C.G. Ehrenberg in C.G.D. Nees von Esenbeck, 1820 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Ostropales (Order) > Coenogoniaceae (Family)

Coenonia
     Coenonia Vandamme, Vancanneyt, Segers, Ryll, Kohler, Ludwig & Hinz, 1999 · Bacteria (Kingdom) > Bacteroidetes (Phylum) > Flavobacteriia (Class) > Flavobacteriales (Order) > Flavobacteriaceae (Family)
     Coenonia Van Tieghem, 1884 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Dictyosteliomycetes (Class) > (Order) > (Family)

Coenopsis
 Coenopsis Lacordaire, 1863 accepted as Caenopsis Bach, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Coenopsis Marseul, 1857 accepted as Caenopsis Bach, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Coenostoma
 Coenostoma Cameron, 1905 accepted as Coenostoma Cameron, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Coenostoma Haeckel, 1869 (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)
 Coenostoma Spencer, 1883 † accepted as Stromatopora Goldfuss, 1826 † · Animalia (Kingdom) > Porifera (Phylum) > Stromatoporoidea (Class) > Stromatoporida (Order) > Stromatoporidae (Family)

Coenura
 Coenura Gaede, 1931 accepted as Coenyra Hewitson, 1865 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
     Coenura Bigot, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Pelecorhynchidae (Family)

Coescoes
 Coescoes Lacepède, 1799 accepted as Phalanger Storr, 1780 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Diprotodontia (Order) > Phalangeridae (Family)
 Coescoes Pallas, 1766 accepted as Phalanger Storr, 1780 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Diprotodontia (Order) > Phalangeridae (Family)

Coeus
 Coeus Perty, 1830 accepted as Ctenoscelis Audinet-Serville, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Coeus Costa, 1864 † accepted as Caeus Costa, 1853-?60 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gonorynchiformes (Order) > Gonorhynchiformes (awaiting allocation) (Family)

Cogia
     Cogia Butler, 1870 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)
 Cogia Wallace, 1876 accepted as Kogia Gray, 1846 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Kogiidae (Family)

Cognataerenea
 Cognataerenea Breuning, 1979 accepted as Cristaerenea Breuning, 1949 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Cognataerenea Breuning, 1971 accepted as Aerenea Thomson, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Cognettia
     Cognettia Nielsen & Christensen, 1959 · Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Haplotaxida (Order) > Enchytraeidae (Family)
 Cognettia Levine, 1979 accepted as Cognettiella Pizl, Chalupský & Levine, 1983 · Chromista (Kingdom) > Miozoa (Phylum) > (Class) > Eugregarinida (Order) > Metameridae (Family)

Cohnia
 Cohnia Kunth, 1850 accepted as Cordyline Commerson ex R. Brown, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Asparagaceae (Family)
 Cohnia H.G. Reichenbach, 1852 accepted as Oncidium O. Swartz, 1800 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Cohnia Winter, 1884 accepted as Lamprocystis Schröter, 1886 (Approved Lists, 1980) · Bacteria (Kingdom) > Proteobacteria (Phylum) > Gammaproteobacteria (Class) > Chromatiales (Order) > Chromatiaceae (Family)
     Cohnia Buzzetti, Fontana & Carotti, 2010 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)

Cohniella
 Cohniella Schröder, 1897 accepted as · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Sphaeropleales (Order) > Scenedesmaceae (Family)
 Cohniella Pfitzer in Engler & Prantl, 1889 accepted as Oncidium O. Swartz, 1800 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Coiffaitiella
     Coiffaitiella Osella, 1977 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brachyceridae (Family)
 Coiffaitiella Osella, 1971 accepted as Coiffaitiella Osella, 1977 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brachyceridae (Family)

Coifmanniella
     Coifmanniella Heard & Price, 2006 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Mysida (Order) > Mysidae (Family)
 Coifmanniella Bacescu, 1968 accepted as Bowmaniella Bacescu, 1968 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Mysida (Order) > Mysidae (Family)

Cola
     Cola Dyar, 1914 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Cola H.W. Schott & Endlicher, 1832 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)

Colaconema
     Colaconema Batters, 1896 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Colaconematales (Order) > Colaconemataceae (Family)
 Colaconema K.J.F. Schmitz in Engler & Prantl, 1897 accepted as · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Rhodomelaceae (Family)

Colania
 Colania Gagnepain, 1934 accepted as Aspidistra Ker-Gawler, 1822 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Asparagaceae (Family)
     Colania Lee, 1934 † · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Fusulinida (Order) > Neoschwagerinidae (Family)

Colaphus
 Colaphus Redtenbacher, 1845 accepted as Colaphellus Weise, 1916 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Colaphus Dahl, 1823 accepted as Colaphus Redtenbacher, 1845 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Colaphus Chevrolat in d'Orbigny, 1844 accepted as Colaphus Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Colaphus Dejean, 1836 accepted as Colaspidema Laporte, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Colax
     Colax Hübner, 1819 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Colax Lepeletier & Serville, 1825 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Colax Lindley ex K.P.J. Sprengel, 1826 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Colax Wiedemann, 1824 accepted as Atriadops Wandolleck, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Nemestrinidae (Family)
 Colax J. Lindley, 1843 accepted as Pabstia Garay, 1973 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Colax Stephens, 1829 accepted as Pteromalus Swederus, 1795 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)

Colbertia
     Colbertia Couto, 1952 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Notoungulata (Order) > Oldfieldthomasiidae (Family)
     Colbertia R.A. Salisbury, 1807 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Dilleniales (Order) > Dilleniaceae (Family)
     Colbertia Minoprio, 1954 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Therapsida (Order) > Traversodontidae (Family)

Coleara
     Coleara J.M.H. Shaw, 2007 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Coleara [unpublished] accepted as Coleara [unpublished] (interim unpublished)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)

Coleia
     Coleia Mathews, 1912 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Coleia Broderip, 1835 † · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Coleiidae (Family)

Colemania
     Colemania Bolivar, 1910 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Pyrgomorphidae (Family)
 Colemania Gibson, 1981 accepted as Colemaniella Gibson, 1982 · Animalia (Kingdom) > Nemertea (Phylum) > Anopla (Class) > Heteronemertea (Order) > Lineidae (Family)
     Colemania B.V. Skvortzov & M. Noda, 1968 (uncertain)· Protozoa (Kingdom) > Protozoa incertae sedis (Phylum) > (Class) > (Order) > Amphimonadidae (Family)

Colemaniella
     Colemaniella V. Agnihothrudu, 1974 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Colemaniella Gibson, 1982 · Animalia (Kingdom) > Nemertea (Phylum) > Anopla (Class) > Heteronemertea (Order) > Lineidae (Family)

Coleocerus
 Coleocerus Gemminger & Harold, 1871 accepted as Colecerus Schönherr, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Coleocerus Agassiz, 1846 accepted as Colecerus Schönherr, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Coleodesmium
     Coleodesmium Osborn, Gebruk, Rogacheva & Holland, 2013 · Animalia (Kingdom) > Hemichordata (Phylum) > Enteropneusta (Class) > (Order) > Torquaratoridae (Family)
     Coleodesmium A. Borzì ex L. Geitler in A. Engler & K. Prantl, 1942 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Nostocales (Order) > Tolypothrichaceae (Family)

Coleomegilla
     Coleomegilla Cockerell, 1920 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
     Coleomegilla Timberlake, 1920 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)

Coleonema
     Coleonema Bartling & H.L. Wendland, 1824 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)
 Coleonema Schousboe ex Bornet & Thuret, 1880 accepted as Xenococcus G. Thuret in É. Bornet & G. Thuret, 1880 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Chroococcales (Order) > Xenococcaceae (Family)

Coleophora
     Coleophora Hübner, 1822 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Coleophoridae (Family)
     Coleophora Miers, 1851 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Thymelaeaceae (Family)
     Coleophora Steinbock, 1932 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Platyhelminthes incertae sedis (Class) > Platyhelminthes incertae sedis (Order) > Platyhelminthes incertae sedis (Family)
 Coleophora Schneider, 1885 accepted as Coleorhynchus Labbé, 1899 · Chromista (Kingdom) > Miozoa (Phylum) > Gregarinomorphea (Class) > Arthrogregarida (Order) > Actinocephalidae (Family)

Coleophyllum
     Coleophyllum Hall, 1883 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Rugosa (Order) > Cystiphyllidae (Family)
     Coleophyllum Klotzsch, 1840 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)

Coleopora
     Coleopora Canu & Bassler, 1927 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Teuchoporidae (Family)
     Coleopora Canu & Lecointre, 1925 † accepted as Coleopora Canu & Lecointre, 1925 † (nomen nudum)· Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Exechonellidae (Family)

Coleoprion
     Coleoprion Sandberger, 1847 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Coleoprion Hall, 1876 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Tentaculita (Class) > Coleolida (Order) > Coleolidae (Family)

Coleopucciniella
     Coleopucciniella Hara, 1936 · Fungi (Kingdom) > Basidiomycota (Phylum) > Pucciniomycetes (Class) > Pucciniales (Order) > Pucciniaceae (Family)
     Coleopucciniella K. Hara ex N. Hiratsuka, 1937 accepted as Coleopucciniella K. Hara ex N. Hiratsuka, 1937 (nomen nudum)· Fungi (Kingdom) > Basidiomycota (Phylum) > Pucciniomycetes (Class) > Pucciniales (Order) > Pucciniaceae (Family)

Coleoscyta
     Coleoscyta Carpenter, 1992 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Coleoscyta Martynov, 1935 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Coleospermum
     Coleospermum A. Loubière, 1931 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > Pteridospermopsida (awaiting allocation) (Order) > Pteridospermopsida (awaiting allocation) (Family)
     Coleospermum O. Kirchner, 1878 ex A.B. Frank, 1886 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Nostocales (Order) > Fortieaceae (Family)

Coleus
 Coleus Ehrenberg, 1929 † accepted as Colius Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Coliiformes (Order) > Coliidae (Family)
     Coleus Loureiro, 1790 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)

Colias
     Colias Fabricius, 1807 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pieridae (Family)
     Colias Hübner, 1819 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pieridae (Family)
 Colias Brown, 1832 † accepted as Colius Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Coliiformes (Order) > Coliidae (Family)

Colibri
     Colibri Spix, 1824 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Trochilidae (Family)
 Colibri Müller, 1773 accepted as Trochilus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Trochilidae (Family)

Colima
     Colima (P.F. Ravenna) A. Rodríguez & L. Ortiz-Catedral, 2003 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Iridaceae (Family)
     Colima Goodnight & Goodnight, 1945 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Cosmetidae (Family)
 Colima Jocqué & Baert, 2005 accepted as Colimarena Jocqué & Baert, 2021 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Zodariidae (Family)

Colina
     Colina H. Adams & A. Adams, 1854 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Cerithiidae (Family)
 Colina Wood, 1837 accepted as Colinus Goldfuss, 1820 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Galliformes (Order) > Odontophoridae (Family)
 Colina E.L. Greene, 1893 accepted as Anemia O. Swartz, 1806 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Schizaeales (Order) > Anemiaceae (Family)

Colinella
     Colinella Owen, 1981 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Terebratulina incertae sedis (Family)
 Colinella Richards, 1930 accepted as Rachispoda Lioy, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sphaeroceridae (Family)

Colinia
     Colinia Nuttall, 1832 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Colinia Cossmann, 1906 accepted as Colina H. Adams & A. Adams, 1854 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Cerithiidae (Family)
     Colinia Agenjo, 1977 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Colinus
     Colinus Goldfuss, 1820 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Galliformes (Order) > Odontophoridae (Family)
     Colinus Navás, 1925 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Neuroptera (awaiting allocation) (Family)
 Colinus Lesson, 1828 accepted as Perdix Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Galliformes (Order) > Phasianidae (Family)

Colius
     Colius Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Coliiformes (Order) > Coliidae (Family)
     Colius Brünnich, 1772 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Coliiformes (Order) > Coliidae (Family)
 Colius Möhring, 1758 accepted as Colius Möhring, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Piciformes (Order) > Picidae (Family)

Colladonia
 Colladonia A.P. de Candolle, 1830 accepted as Heptaptera Margot & Reuter, 1839 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
 Colladonia K.P.J. Sprengel, 1824 accepted as Palicourea Aublet, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Collaea
 Collaea K.P.J. Sprengel, 1826 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Collaea A.P. de Candolle, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Collania
 Collania Herbert, 1837 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliales (awaiting allocation) (Family)
 Collania J.A. Schultes & J.H. Schultes in J.J. Roemer & J.A. Schultes, 1830 accepted as Urceolina H.G.L. Reichenbach, 1829 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)

Collaria
     Collaria Provancher, 1872 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)
 Collaria Dotsenko, 1989 accepted as Eirenis Jan, 1862 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
 Collaria Porat, 1878 accepted as Scolopendra Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Chilopoda (Class) > Scolopendromorpha (Order) > Scolopendridae (Family)
     Collaria Nannenga-Bremekamp, 1975 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Myxomycetes (Class) > Physarales (Order) > Lamprodermataceae (Family)

Collarisporites
 Collarisporites H. Kaiser, 1976 † accepted as · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
     Collarisporites M.H. Deák, 1964 † (uncertain)· Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)

Collarium
     Collarium Link, 1809 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Collarium Gistl, 1848 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Collartiella
     Collartiella Schouteden, 1931 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Collartiella Goetghebuer, 1936 accepted as Collartomyia Goetghebuer, 1948 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chironomidae (Family)

Collatia
     Collatia Curran, 1934 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Collatia Stål, 1862 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Collatus
     Collatus Rubio & Rolán, 2019 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Vitrinellidae (Family)
     Collatus Rubio & Rolán, 2018 accepted as Collatus Rubio & Rolán, 2019 (unavailable name)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Vitrinellidae (Family)

Collema
     Collema F.H. Wiggers, 1780 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Peltigerales (Order) > Collemataceae (Family)
     Collema C.A. Browne, 1756 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Collemopsis
 Collemopsis Trevisan, 1880 accepted as Psorotichia A. Massalongo, 1855 · Fungi (Kingdom) > Ascomycota (Phylum) > Lichinomycetes (Class) > Lichinales (Order) > Lichinaceae (Family)
 Collemopsis Nylander in W.A. Leighton, 1879 accepted as Psorotichia A. Massalongo, 1855 · Fungi (Kingdom) > Ascomycota (Phylum) > Lichinomycetes (Class) > Lichinales (Order) > Lichinaceae (Family)

Colletia
     Colletia Commerson ex A.L. Jussieu, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rhamnaceae (Family)
 Colletia Scopoli, 1777 accepted as Colletia Scopoli, 1777 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Ulmaceae (Family)

Colletria
     Colletria Zeller, 1875 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Zygaenidae (Family)
     Colletria Nolken & Zeller, 1876 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Collia
 Collia Dollfus, 1908 † accepted as Collina Bonarelli, 1893 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)
 Collia Temminck & Schlegel in Siebold, 1846 accepted as Coilia Gray, 1830 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Clupeiformes (Order) > Engraulidae (Family)

Collignoniceras
     Collignoniceras Breistroffer, 1947 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)
     Collignoniceras van Hoepen, 1955 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Collimosina
     Collimosina Rohácek, 1983 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sphaeroceridae (Family)
     Collimosina Rohácek, 1982 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sphaeroceridae (Family)

Collina
     Collina Urquhart, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Araneidae (Family)
     Collina Bonarelli, 1893 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)
     Collina Jhaveri, 1969 † · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca incertae sedis (Class) > Gastropoda/Monoplacophora incertae sedis (Order) > Bellerophontidae (Family)
     Collina Distant, 1905 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Tibicinidae (Family)

Collinella
 Collinella Martens, 1871 accepted as Lottia Gray, 1833 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Patellogastropoda (Order) > Lottiidae (Family)
 Collinella Chatton & Pérard, 1919 accepted as Collinina Chatton & Pérard, 1924 · Chromista (Kingdom) > Ciliophora (Phylum) > Litostomatea (Class) > Trichostomatida (Order) > Pycnotrichidae (Family)
 Collinella Schmidt, 1879 accepted as Discodermia du Bocage, 1869 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Lithistida (Order) > Theonellidae (Family)
 Collinella Duda, 1918 accepted as Rachispoda Lioy, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sphaeroceridae (Family)
 Collinella Cachon, 1964 accepted as Dogelodinium A.R. Loeblich, Jr & A.R. Loeblich, III, 1966 · Chromista (Kingdom) > Miozoa (Phylum) > Syndiniophyceae (Class) > Syndiniales (Order) > Euduboscquellidae (Family)

Collinellula
 Collinellula Aldrich, 1932 accepted as Enlinia Aldrich, 1933 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Dolichopodidae (Family)
 Collinellula Strand, 1928 accepted as Rachispoda Lioy, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sphaeroceridae (Family)

Collinia
     Collinia Cépède, 1910 · Chromista (Kingdom) > Ciliophora (Phylum) > Oligohymenophorea (Class) > Apostomatida (Order) > Colliniidae (Family)
 Collinia (Liebmann) Liebmann ex Oersted, 1859 accepted as Chamaedorea Willdenow, 1806 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Arecales (Order) > Arecaceae (Family)
 Collinia Kieffer, 1912 accepted as Collula Strand, 1928 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Cecidomyiidae (Family)

Collinsella
     Collinsella Kageyama et al., 1999 · Bacteria (Kingdom) > Actinobacteria (Phylum) > Coriobacteriia (Class) > Coriobacteriales (Order) > Coriobacteriaceae (Family)
 Collinsella Richards, 1930 accepted as Lottia Gray, 1833 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Patellogastropoda (Order) > Lottiidae (Family)

Collinsia
     Collinsia Cambridge, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Linyphiidae (Family)
     Collinsia Nuttall, 1817 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Plantaginaceae (Family)
 Collinsia J.G. Agardh, 1899 accepted as Mazzaella G. De Toni, 1936 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gigartinales (Order) > Gigartinaceae (Family)
 Collinsia Bain, 1927 † accepted as · Questionable / non-biota (fossil) (Kingdom) > Pseudofossils (Phylum) > (Class) > (Order) > (Family)

Collis
     Collis Koroleva, 1959 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
 Collis Seo, 2018 accepted as Erigomicronus Tanasevitch, 2018 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Linyphiidae (Family)

Colliuris
     Colliuris de Geer, 1774 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Colliuris Latreille, 1802 accepted as Collyris Fabricius, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cicindelidae (Family)

Colliurita
     Colliurita Csiki, 1932 accepted as Colliurita Csiki, 1932 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Colliurita Liebke, 1938 accepted as Colliuris de Geer, 1774 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Collonia
     Collonia Gray, 1850 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Colloniidae (Family)
 Collonia Kobelt, 1880 accepted as Collonia Kobelt, 1880 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Urocoptidae (Family)

Collophora
     Collophora Richards, 1968 · Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > Symphypleona (Order) > Sminthuridae (Family)
 Collophora C.F.P. Martius, 1830 accepted as Couma Aublet, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
 Collophora U. Damm & P.W. Crous in Damm et al., 2010 accepted as Collophorina U. Damm & P.W. Crous in Wijayawardene et al., 2017 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Tympanidaceae (Family)

Collospermum
     Collospermum Skottsberg, 1934 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Asteliaceae (Family)
 Collospermum D.D. Pant, D.D. Nautiyal & S.P. Tiwari, 1985 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Cordaitales (Order) > Cordaitales (awaiting allocation) (Family)

Collula
     Collula Strand, 1928 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Cecidomyiidae (Family)
 Collula Strand, 1928 [2] accepted as Rachispoda Lioy, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sphaeroceridae (Family)

Collurio
     Collurio Gistl, 1848 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Collurio Kaup, 1829 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Collurio Rafinesque, 1815 accepted as Collurio Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Collyria
     Collyria E.M. Fries, 1849 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricales incertae sedis (Family)
     Collyria Schiödte, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)

Collyris
 Collyris Agassiz, 1846 accepted as Colliuris de Geer, 1774 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Collyris M. Vahl, 1810 accepted as Dischidia R. Brown, 1810 (junior subjective synonym)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
     Collyris Fabricius, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cicindelidae (Family)

Collyrolenus
     Collyrolenus Hupé, 1953 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Protolenidae (Family)
     Collyrolenus Hupé, 1952 † accepted as Collyrolenus Hupé, 1952 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Protolenidae (Family)

Colmeiroa
 Colmeiroa F. von Mueller, 1871 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Saxifragaceae (Family)
 Colmeiroa Reuter, 1842 accepted as Flueggea Willdenow, 1806 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Phyllanthaceae (Family)

Colobanthus
     Colobanthus Bartling, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)
 Colobanthus (Trinius) Spach, 1846 accepted as Sphenopholis Lamson-Scribner, 1906 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Colobates
 Colobates Rey, 1872 accepted as Colobates Rey, 1872 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Colobates Milne-Edwards, 1868-74 accepted as Spermophilus Cuvier, 1824 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Sciuridae (Family)

Colobocephalus
     Colobocephalus Sars, 1868 accepted as Colobocephalus M. Sars, 1870 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cephalaspidea (Order) > Diaphanidae (Family)
     Colobocephalus M. Sars, 1870 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cephalaspidea (Order) > Colpodaspididae (Family)

Coloboceras
     Coloboceras Trouessart, 1889 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Halacaridae (Family)
 Coloboceras Crickmay, 1927 † accepted as Tetrahoplitoides Casey, 1954 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)

Colobodes
     Colobodes Meyrick, 1904 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Colobodes Schönherr, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Colobodes Steininger, 1841 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Colobognathus
     Colobognathus Peters, 1859 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
 Colobognathus Brandt, 1878 accepted as Diceros Gray, 1821 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Perissodactyla (Order) > Rhinocerotidae (Family)

Colobopterus
     Colobopterus Mulsant, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Colobopterus Rambur, 1842 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Ascalaphidae (Family)

Colobotettix
     Colobotettix Beier, 1960 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
     Colobotettix Ribaut, 1948 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Jassidae (Family)

Colobothea
     Colobothea Dejean, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Colobothea Lepeletier & Audinet-Serville in Latreille, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Colobothea Dejean, 1821 accepted as Colobothea Dejean, 1830 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Colobotis
 Colobotis Brandt, 1844 accepted as Spermophilus Cuvier, 1824 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Sciuridae (Family)
     Colobotis Opitz, 2009 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cleridae (Family)

Colobura
     Colobura Billberg, 1820 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
 Colobura Blanchard in Gay, 1851 accepted as Neocolobura Monné, 2005 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Coloburus
     Coloburus Dumeril, 1851 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Uropeltidae (Family)
 Coloburus Eaton, 1868 accepted as Coloburiscus Eaton, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Ephemeroptera (Order) > Coloburiscidae (Family)

Colobus
     Colobus Illiger, 1811 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cercopithecidae (Family)
 Colobus Albers, 1850 accepted as Colobus Albers, 1850 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Colobus Merrem, 1820 accepted as Colobus Merrem, 1820 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Gymnophthalmidae (Family)
 Colobus Audinet-Serville, 1834 accepted as Scalenus Gistl, 1848 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Colobus Schönherr, 1842 accepted as Coloborhombus Thomson, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Colocasia
     Colocasia Ochsenheimer, 1816 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Colocasia Schott in Schott & Endlicher, 1832 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Araceae (Family)
 Colocasia Link, 1795 accepted as Zantedeschia K.P.J. Sprengel, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Araceae (Family)

Coloceras
     Coloceras Taschenberg, 1882 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phthiraptera (Order) > Philopteridae (Family)
     Coloceras Hyatt, 1892 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Nautilida (Order) > Liroceratidae (Family)

Cololites
     Cololites Agassiz in Buckland, 1836 † (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Annelida (awaiting allocation) (Class) > Annelida (awaiting allocation) (Order) > Annelida (awaiting allocation) (Family)
     Cololites Salter, 1857 † (uncertain)· Animalia (Kingdom) > Animalia (awaiting allocation) (Phylum) > Animalia (awaiting allocation) (Class) > Animalia (awaiting allocation) (Order) > Animalia (awaiting allocation) (Family)

Colombophiloscia
     Colombophiloscia Schultz, 1977 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Philosciidae (Family)
     Colombophiloscia Leistikow, 2001 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Isopoda (awaiting allocation) (Family)

Colon
 Colon Illiger, 1801 accepted as Colon Herbst, 1797 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Leiodidae (Family)
     Colon Herbst, 1797 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Leiodidae (Family)

Coloneura
     Coloneura Davis, 1964 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Psychidae (Family)
     Coloneura Förster, 1862 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Colonia
 Colonia Schaufuss, 1869 accepted as Colonia Schaufuss, 1869 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Turbinidae (Family)
     Colonia Gray, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Tyrannidae (Family)
 Colonia Olliff, 1887 accepted as Lonia Strand, 1943 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Colophella
     Colophella Börner in Abderhalden, 1926 accepted as Colophella Börner in Abderhalden, 1926 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Colophella Börner, 1930 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Colophon
     Colophon Gray in Griffith & Pidgeon, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lucanidae (Family)
 Colophon Cambridge, 1874 accepted as Caponia Simon, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Caponiidae (Family)

Colophotia
 Colophotia Motschoulsky, 1853 accepted as Colophotia Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lampyridae (Family)
     Colophotia Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lampyridae (Family)

Coloptera
 Coloptera J.M. Coulter & J.N. Rose, 1888 accepted as Cymopterus Rafinesque, 1819 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
 Coloptera Latreille, 1845 accepted as Ammophila Kirby, 1798 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Sphecidae (Family)
 Coloptera Lepeletier, 1845 accepted as Ammophila Kirby, 1798 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Sphecidae (Family)

Colopterus
     Colopterus Cabanis, 1845 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Tyrannidae (Family)
     Colopterus Erichson, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Nitidulidae (Family)

Colopteryx
     Colopteryx Ridgway, 1888 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Tyrannidae (Family)
 Colopteryx Hofmann, 1898 accepted as Coloptilia Fletcher, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Gelechiidae (Family)

Coloradia
     Coloradia Blake, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Saturniidae (Family)
     Coloradia Bonaparte, 1979 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Saurischia (Order) > Plateosauridae (Family)

Coloradoa
     Coloradoa Wilson, 1910 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphididae (Family)
 Coloradoa Boissevain & C. Davidson, 1940 accepted as Sclerocactus N.L. Britton & Rose, 1922 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)

Colotes
     Colotes Erichson, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Melyridae (Family)
 Colotes accepted as Calotes Cuvier, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Agamidae (Family)

Colpa
     Colpa Dufour, 1841 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Scoliidae (Family)
     Colpa Lepeletier, 1845 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Scoliidae (Family)

Colpocaris
     Colpocaris von Meyer, 1862 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Xanthoidea (awaiting allocation) (Family)
 Colpocaris Meek, 1871 † accepted as Concavicaris Rolfe, 1961 † · Animalia (Kingdom) > Arthropoda (Phylum) > Thylacocephala (Class) > Concavicarida (Order) > Concavicarididae (Family)

Colpoda
     Colpoda O.F. Müller, 1773 · Chromista (Kingdom) > Ciliophora (Phylum) > Oligohymenophorea (Class) > Hymenostomatida (Order) > Glaucomidae (Family)
 Colpoda Gmelin in Linnaeus, 1790 accepted as Colpoda Gmelin in Linnaeus, 1790 · Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Colpodes
     Colpodes Macleay, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Colpodes Chevrolat in Dejean, 1836 accepted as Acrocrypta Baly, 1862 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Colpodiscus
     Colpodiscus Sharp, 1884 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Colpodiscus Sharp, 1901-1910 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Colpognathus
     Colpognathus Wesmael, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
 Colpognathus Klunzinger, 1879 accepted as Othos Castelnau, 1875 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Serranidae (Family)

Colpometopus
     Colpometopus Abeille, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Melyridae (Family)
 Colpometopus Quentin, 1966 accepted as Bolbocranius Kolbe, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)

Colpomorpha
     Colpomorpha Meyrick, 1929 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Oecophoridae (Family)
     Colpomorpha Szito, 1994 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Colposcelis
     Colposcelis Dejean, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
 Colposcelis Dejean, 1836 accepted as Pagria Lefèvre, 1884 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Colposcelis Lacordaire, 1859 accepted as Colposcelis Dejean, 1834 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Colubrina
 Colubrina Lacepède, 1803 accepted as Colubrina Lacepède, 1803 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Ophichthidae (Family)
     Colubrina L.C. Richard ex A.T. Brongniart, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rhamnaceae (Family)
 Colubrina Montandon, 1856 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Polygonaceae (Family)

Colubris
     Colubris S.D.W., 1836 accepted as Colubris S.D.W., 1836 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Colubris Reichenbach, 1849 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Colubris Wood, 1837 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Colubris Hübner, 1793 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Columba
     Columba Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Columbiformes (Order) > Columbidae (Family)
     Columba Gistl, 1848 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Columba Lea, 1837 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Columbaria
     Columbaria J.S. Presl & K.B. Presl, 1819 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Dipsacales (Order) > Caprifoliaceae (Family)
 Columbaria Gray, 1847 accepted as Colubraria Schumacher, 1817 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Buccinidae (Family)
 Columbaria Tryon, 1883 accepted as Columbarium Martens, 1881 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Columbariidae (Family)

Columbia
 Columbia Persoon, 1806 accepted as Colona Cavanilles, 1798 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
     Columbia Eigenmann, 1892 accepted as Percopsis Agassiz, 1849 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Percopsiformes (Order) > Percopsidae (Family)
 Columbia Srivastava & Capoor, 1966 accepted as Killigrewia Meggitt, 1927 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Anoplocephalidae (Family)

Columbigallina
 Columbigallina Boie, 1826 accepted as Columbina Spix, 1825 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Columbiformes (Order) > Columbidae (Family)
     Columbigallina Oken, 1817 accepted as Columbina Spix, 1825 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Columbiformes (Order) > Columbidae (Family)

Columbigallus
 Columbigallus Streubel in Ersch & Gruber, 1842 accepted as Columbina Spix, 1825 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Columbiformes (Order) > Columbidae (Family)
     Columbigallus des Murs in Chenu, 1854 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Columbus
     Columbus Montfort, 1810 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Columbus Tunstall, 1771 accepted as Columba Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Columbiformes (Order) > Columbidae (Family)
 Columbus Linnaeus, 1758 accepted as Gavia Forster, 1788 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Gaviiformes (Order) > Gaviidae (Family)

Columella
     Columella Westerlund, 1878 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Vertiginidae (Family)
 Columella Vellozo, 1829 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Nyctaginaceae (Family)
 Columella Loureiro, 1790 accepted as Cayratia A.L. Jussieu in F. Cuvier, 1818 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Vitales (Order) > Vitaceae (Family)
 Columella Halkyard, 1919 accepted as Biarritzina Loeblich & Tappan, 1964 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Victoriellidae (Family)
 Columella Sacco, 1890 accepted as Columbella Lamarck, 1799 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Columbellidae (Family)

Columna
 Columna Signoret, 1877 accepted as Columna Signoret, 1877 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Coccidae (Family)
     Columna Perry, 1811 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Columna Cooper, 1892 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Columna † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Stromatoporoidea (awaiting allocation) (Family)

Columnaria
     Columnaria Goldfuss, 1826 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Rugosa (Order) > Stauriidae (Family)
 Columnaria Vologdin, 1962 † accepted as · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Cyanophyceae (awaiting allocation) (Order) > Vesiculariaceae (Family)
     Columnaria Sternberg, 1825 † (uncertain)· Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)
 Columnaria Levinsen, 1909 accepted as Columnella Levinsen, 1914 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Farciminariidae (Family)

Columnea
     Columnea Targioni, 1866 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Coccidae (Family)
     Columnea Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)

Columnella
     Columnella Levinsen, 1914 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Farciminariidae (Family)
 Columnella Voloshina, 1965 † accepted as Voloshinoides Barnard & Banner, 1980 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lituolida (Order) > Ataxophragmiidae (Family)

Colurella
     Colurella Bory De St. Vincent, 1824 · Animalia (Kingdom) > Rotifera (Phylum) > Monogononta (Class) > Ploima (Order) > Lepadellidae (Family)
     Colurella Bory, 1822 accepted as Colurella Bory De St. Vincent, 1824 (nomen nudum)· Animalia (Kingdom) > Rotifera (Phylum) > Monogononta (Class) > Ploima (Order) > Lepadellidae (Family)

Colurus
     Colurus Ehrenberg, 1830 (uncertain)· Animalia (Kingdom) > Rotifera (Phylum) > Monogononta (Class) > Ploima (Order) > Trichotriidae (Family)
     Colurus Reinhard, 1953 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Colus
     Colus Cavalier & Séchier, 1835 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Phallales (Order) > Phallaceae (Family)
     Colus Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Buccinidae (Family)
 Colus Wagner in Schreber, 1844 accepted as Saiga Gray, 1843 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)

Coluzea
 Coluzea Allan, 1927 accepted as Coluzea Finlay in Allan, 1926 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Columbariidae (Family)
     Coluzea Finlay in Allan, 1926 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Columbariidae (Family)

Colveraia
     Colveraia Klinghardt, 1926 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Hippuritida (Order) > Hippuritida (awaiting allocation) (Family)
     Colveraia Klinghardt, 1913 † accepted as Colveraia Klinghardt, 1926 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Hippuritida (Order) > Hippuritida (awaiting allocation) (Family)

Colvillea
     Colvillea Bojer in W.J. Hooker, 1834 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Colvillea M. Black, 1964 † accepted as Watznaueria P. Reinhardt, 1964 † · Chromista (Kingdom) > Haptophyta (Phylum) > Coccolithophyceae (Class) > Watznaueriales (Order) > Watznaueriaceae (Family)

Colwellia
     Colwellia Deming et al., 1988 · Bacteria (Kingdom) > Proteobacteria (Phylum) > Gammaproteobacteria (Class) > Alteromonadales (Order) > Colwelliaceae (Family)
 Colwellia Nuttall & J. Cooper, 1973 † accepted as Keepingia Nuttall & J. Cooper, 1973 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Nassariidae (Family)

Colymbetes
     Colymbetes Clairville, 1806 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dytiscidae (Family)
     Colymbetes Hübner, 1810 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Colymbetes Schellenberg, 1806 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dytiscidae (Family)
     Colymbetes M. Stopes, 1915 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Cycadopsida (Class) > Cycadales (Order) > Cycadales (awaiting allocation) (Family)
 Colymbetes Heine & Reichenow, 1890 accepted as Poliocephalus Selby, 1840 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Podicipediformes (Order) > Podicipedidae (Family)

Colymbus
 Colymbus Paetel, 1875 accepted as Colymbus Paetel, 1875 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Colymbus Hadding, 1913 † accepted as Colymbus Hadding, 1913 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
 Colymbus Linnaeus, 1758 accepted as Gavia Forster, 1788 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Gaviiformes (Order) > Gaviidae (Family)

Comanthus
     Comanthus Clark, 1909 · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Comatulida (Order) > Comasteridae (Family)
     Comanthus A.H. Clark, 1908 · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Comatulida (Order) > Comatulidae (Family)

Comasinus
     Comasinus Dejean, 1821 accepted as Orthochaetes Müller in Germar, 1824 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Comasinus Silfverberg, 1984 accepted as Orthochaetes Müller in Germar, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Comastes
     Comastes Osten-Sacken, 1877 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Bombyliidae (Family)
     Comastes Jan, 1863 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
 Comastes Fitzinger, 1870 accepted as Myotis Kaup, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Vespertilionidae (Family)

Comatella
 Comatella Buccich, 1886 accepted as Asbestopluma Lankester, 1882 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Poecilosclerida (Order) > Cladorhizidae (Family)
 Comatella d'Orbigny, 1852 accepted as Comatula Lamarck, 1816 · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Comatulida (Order) > Comasteridae (Family)
     Comatella A.H. Clark, 1908 · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Comatulida (Order) > Comatulidae (Family)

Comatulella
     Comatulella Clark, 1911 · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Comatulida (Order) > Comatulidae (Family)
     Comatulella Clark, 1911, nom. nud. accepted as Comatulella Clark, 1911 (nomen nudum)· Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Comatulida (Order) > Comatulidae (Family)

Comaturella
     Comaturella Münster, 1838 accepted as Comaturella Münster, 1838 (nomen nudum)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
     Comaturella Münster, 1839 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)

Combesia
     Combesia Mas-Coma, Roset & Mantoliu, 1985 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Digenea (awaiting allocation) (Order) > Digenea (awaiting allocation) (Family)
 Combesia A. Richard, 1848 accepted as Crassula Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Crassulaceae (Family)

Comeris
 Comeris Kuhl in Cornalia, 1849 accepted as Comeris Kuhl in Cornalia, 1849 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Psittaciformes (Order) > Psittacidae (Family)
 Comeris Hodgson, 1841 accepted as Sasia Hodgson, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Piciformes (Order) > Picidae (Family)

Cometa
     Cometa Tilesius, 1805 accepted as Cometa Tilesius, 1805 (nomen nudum)· Animalia (Kingdom) > Animalia (awaiting allocation) (Phylum) > Animalia (awaiting allocation) (Class) > Animalia (awaiting allocation) (Order) > Animalia (awaiting allocation) (Family)
 Cometa Sodovsky, 1837 accepted as Acronicta Ochsenheimer, 1816 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Cometella
 Cometella Schmidt, 1870 accepted as Asbestopluma Lankester, 1882 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Poecilosclerida (Order) > Cladorhizidae (Family)
 Cometella Schweinitz ex E.M. Fries, 1849 accepted as Clasterosporium Schweinitz, 1832 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Sordariomycetidae incertae sedis (Order) > Magnaporthaceae (Family)

Cometes
     Cometes Gould, 1847 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Trochilidae (Family)
     Cometes Billberg, 1828 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Cometes Hodgson, 1841 accepted as Cometes Hodgson, 1841 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Dicruridae (Family)
     Cometes Lepeletier & Audinet-Serville, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Cometes Linnaeus, 1767 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)
     Cometes H. Edsbagge, 1966 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > Fragilariales (Order) > (Family)

Cometia
 Cometia Du Petit-Thouars ex Baillon, 1858 accepted as Drypetes M. Vahl, 1807 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Putranjivaceae (Family)
 Cometia S. McLoughlin, 1990 † accepted as Nogoa S. McLoughlin, 2012 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > Rigbyales (Order) > Rigbyaceae (Family)

Cominia
     Cominia Brown, 1844 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cominia P. Browne, 1756 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Sapindaceae (Family)
 Cominia A.H. Clark, 1909 accepted as Comatulides A.H. Clark, 1918 · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Comatulida (Order) > Comatulidae (Family)

Comluella
     Comluella Hupé, 1953 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Ellipsocephalidae (Family)
     Comluella Hupé in Piveteau, 1953, nom. nud. † accepted as Comluella Hupé, 1953 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Ellipsocephalidae (Family)

Commentrya
     Commentrya Sauvage, 1888 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Actinopterygii incertae sedis (Order) > Commentryidae (Family)
     Commentrya Lameere, 1917 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)

Commersonara
     Commersonara J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Commersonara J.M.H. Shaw, 2004 accepted as Commersonara J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Comophorus
 Comophorus Agassiz, 1846 accepted as Comephorus Lacepède, 1800 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Comephoridae (Family)
 Comophorus Alphéraky, 1887 accepted as Agrotis Ochsenheimer, 1816 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Comophorus Blanchard, 1850 accepted as Comophorina Strand, 1928 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Comops
     Comops Aldrich, 1934 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Comops Brennan, 1935 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tabanidae (Family)

Comparumnia
     Comparumnia J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Comparumnia J.M.H. Shaw, 2004 accepted as Comparumnia J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Compastes
     Compastes Stål, 1867 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)
 Compastes Gistl, 1848 accepted as Phyllium Illiger in Kugelann, 1798 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phasmatodea (Order) > Phylliidae (Family)

Comperia
     Comperia Gomes, 1942 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Encyrtidae (Family)
 Comperia K.H.E. Koch, 1849 accepted as Himantoglossum K.P.J. Sprengel, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Comperiella
     Comperiella K. Sabbe & W. Vyverman, 2001 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Mediophyceae (Class) > Cymatosirales (Order) > Cymatosiraceae (Family)
     Comperiella Howard, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Encyrtidae (Family)

Comphosida
     Comphosida Dejean, 1834 accepted as Comphosida Macquart, 1850 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Comphosida Macquart, 1850 accepted as Mesostena Eschscholtz, 1831 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Complexastraeopsis
     Complexastraeopsis Sikharulidze, 1985 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Scleractinia (awaiting allocation) (Family)
     Complexastraeopsis Morycowa, 1974 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Thecosmiliidae (Family)

Composita
     Composita Brown, 1845 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Spirigerellidae (Family)
     Composita (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Carditidae (Family)

Compositosphaeridium
     Compositosphaeridium L. Dodekova, 1974 † · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Gonyaulacales (Order) > Gonyaulacaceae (Family)
 Compositosphaeridium U. Erkmen & W.A.S. Sarjeant, 1980 † accepted as Compositosphaeridium L. Dodekova, 1974 † · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Gonyaulacales (Order) > Gonyaulacaceae (Family)

Composoma
 Composoma accepted as Elaphe Fitzinger in Wagler, 1832 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
 Composoma accepted as Compsosoma Audinet-Serville, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Compressidens
     Compressidens Pilsbry & Sharp in Tryon & Pilsbry, 1897 · Animalia (Kingdom) > Mollusca (Phylum) > Scaphopoda (Class) > Gadilida (Order) > Gadilida incertae sedis (Family)
 Compressidens Dollo, 1924 † accepted as Carinodens Thurmond, 1969 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Mosasauridae (Family)

Compsa
 Compsa Walker, 1862 † accepted as Zolessia Biezanko & Monné, 1968 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Bombycidae (Family)
     Compsa Perty, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Compsacanthus
     Compsacanthus Newberry, 1856 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Compsacanthus Davis, 1883 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Elasmobranchii (awaiting allocation) (Order) > Elasmobranchii (awaiting allocation) (Family)

Compsoblatta
     Compsoblatta Handlirsch, 1906 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)
     Compsoblatta Schlechtendal, 1906 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Spiloblattinidae (Family)
 Compsoblatta Saussure, 1891 accepted as Eustegasta Gerstaecker, 1883 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Blaberidae (Family)

Compsocephalus
     Compsocephalus White, 1845 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Compsocephalus Repina, 1973 † accepted as Compsocephalus Repina, 1973 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Compsolampra
     Compsolampra Saussure, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Blaberidae (Family)
 Compsolampra Saussure, 1895 accepted as Compsolampra Saussure, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Blaberidae (Family)

Compsonema
     Compsonema Kuckuck, 1899 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Ectocarpales (Order) > Scytosiphonaceae (Family)
     Compsonema Gordon & Yochelson, 1983 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Platyceratidae (Family)

Compsoneura
     Compsoneura Brongniart, 1893 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Palaeodictyoptera (Order) > Palaeodictyoptera (awaiting allocation) (Family)
     Compsoneura (Alph. de Candolle) Warburg, 1896 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Magnoliales (Order) > Myristicaceae (Family)

Compsoptera
     Compsoptera Blanchard, 1845 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Compsoptera Stål, 1869 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Fulgoridae (Family)

Compsosoma
     Compsosoma Audinet-Serville, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Compsosoma Duméril, 1853 accepted as Elaphe Fitzinger in Wagler, 1832 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
 Compsosoma Brauer, 1882 accepted as Acrochaeta Wiedemann, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)
     Compsosoma Lacordaire, 1830 accepted as Compsosoma Audinet-Serville, 1835 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Compsus
     Compsus Schönherr, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Compsus Fieber, 1866 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Comptaluta
     Comptaluta Öpik, 1968 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Bradoriida (Order) > Bradoriida (awaiting allocation) (Family)
     Comptaluta H. Tappan & A.R. Loeblich Jr., 1972 † · Plantae (Kingdom) > Acritarcha (Phylum) > (Class) > (Order) > (Family)

Comptichnus
     Comptichnus Ellenberger, 1972 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
 Comptichnus Hitchcock, 1865 † accepted as Batrachopus Hitchcock, 1845 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Crocodylia (Order) > Batrachopodidae (Family)

Comptonia
     Comptonia Gray, 1840 † · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Valvatida (Order) > Goniasteridae (Family)
     Comptonia L'Héritier ex W. Aiton, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fagales (Order) > Myricaceae (Family)

Comus
     Comus Cox, 1930 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)
     Comus R.A. Salisbury, 1866 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)

Cona
     Cona Schellenberg, 1803 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Cona White, 1878 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Delphacidae (Family)

Conaspidia
     Conaspidia Hedicke, 1914 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Cynipidae (Family)
     Conaspidia Konow, 1898 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Tenthredinidae (Family)

Concavites
     Concavites Jeannet, 1951 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)
 Concavites Bondarenko & Minzhin, 1981 † accepted as Vulykhia Doweld, 2016 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Proporida (Order) > Innaporidae (Family)

Conchidium
 Conchidium Linnaeus, 1768 † accepted as Conchidium Linnaeus, 1768 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Pentamerida (Order) > Pentameridae (Family)
 Conchidium Wahlenberg, 1821 † accepted as Conchidium Wahlenberg, 1821 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Pentamerida (Order) > Pentameridae (Family)
     Conchidium Haeckel, 1879 · Chromista (Kingdom) > Cercozoa (Phylum) > Thecofilosea (Class) > Opaloconchida (Order) > Concharidae (Family)
     Conchidium Oehlert, 1887 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Pentamerida (Order) > Pentameridae (Family)
 Conchidium W. Griffith, 1851 accepted as Eria J. Lindley, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Conchites
     Conchites Huepsch, 1768 (uncertain)· Animalia (Kingdom) > Animalia (awaiting allocation) (Phylum) > Animalia (awaiting allocation) (Class) > Animalia (awaiting allocation) (Order) > Animalia (awaiting allocation) (Family)
     Conchites Schläpfer, 1821 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Conchites Paulet, 1791 accepted as Auricularia Bulliard ex Jussieu, 1789 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Auriculariales (Order) > Auriculariaceae (Family)
 Conchites Gesner, 1758 † accepted as · Animalia (Kingdom) > Animalia (awaiting allocation) (Phylum) > Animalia (awaiting allocation) (Class) > Animalia (awaiting allocation) (Order) > Animalia (awaiting allocation) (Family)

Conchodus
 Conchodus Tausch, 1891 † accepted as Conchodon Stoppani, 1865 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Megalodontida (Order) > Megalodontidae (Family)
     Conchodus M'Coy, 1848 † · Animalia (Kingdom) > Chordata (Phylum) > Dipnoi (Class) > (Order) > (Family)

Conchoides
     Conchoides Oepik, 1935 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)
     Conchoides Kummerow, 1924 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)
     Conchoides Hessland, 1949 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda incertae sedis (Family)

Concholepas
     Concholepas Lamarck, 1801 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Muricidae (Family)
     Concholepas Solander, 1786 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Conchophthirius
     Conchophthirius Stein, 1861 (uncertain)· Chromista (Kingdom) > Ciliophora (Phylum) > Oligohymenophorea (Class) > Scuticociliatida (Order) > Conchophthiridae (Family)
 Conchophthirius Certes, 1891 accepted as Phacodinium Prowazek, 1900 · Chromista (Kingdom) > Ciliophora (Phylum) > Heterotrichea (Class) > Heterotrichida (Order) > Phacodiniidae (Family)

Conchophyllum
 Conchophyllum Schenk in F. von Richthofen, 1883 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Cordaitales (Order) > Cordaitales (awaiting allocation) (Family)
     Conchophyllum Raabe, 1936 · Chromista (Kingdom) > Ciliophora (Phylum) > Ciliophora (awaiting allocation) (Class) > Ciliophora (awaiting allocation) (Order) > Ciliophora (awaiting allocation) (Family)
 Conchophyllum Blume, 1827 accepted as Dischidia R. Brown, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)

Conchoprimites
     Conchoprimites Hessland, 1949 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Palaeocopida (Order) > Palaeocopida (awaiting allocation) (Family)
 Conchoprimites Swain, 1991 † accepted as · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)

Conchula
     Conchula Herrmannsen, 1847 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)
     Conchula Steininger, 1849 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)

Concordia
 Concordia Kingsley, 1880 accepted as Latreutes Stimpson, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Hippolytidae (Family)
     Concordia Müller & Reisz, 2005 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Captorhinidae (Family)

Condalia
     Condalia Cavanilles, 1799 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rhamnaceae (Family)
     Condalia Whalley & Jarzembowski, 1985 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Odonata (awaiting allocation) (Family)
 Condalia Ruiz & Pavón, 1794 accepted as Coccocypselum P. Browne, 1756 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Condylacanthus
     Condylacanthus † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Astrophorida (Order) > Scolioraphididae (Family)
 Condylacanthus Voigt, 1836 accepted as Diastylis Say, 1818 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Cumacea (Order) > Diastylidae (Family)

Condylactis
     Condylactis Duchassaing de Fombressin & Michelotti, 1864 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Actiniaria (Order) > Actiniidae (Family)
 Condylactis Haddon & Shackleton, 1893 accepted as Condylactis Duchassaing de Fombressin & Michelotti, 1864 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Actiniaria (Order) > Actiniidae (Family)

Condylocuna
     Condylocuna Lamprell & Healy, 1998 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Condylocardiidae (Family)
     Condylocuna Iredale, 1936 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Condylocardiidae (Family)

Condylophora
 Condylophora Allman, 1872 accepted as Cordylophora Allman, 1844 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Cordylophoridae (Family)
 Condylophora Dawwrueng, Gorochov & Suwannapoom, 2020 accepted as Minirhaphidophora Gorochov, 2002 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)

Condylostoma
     Condylostoma Bory de St. Vincent, 1824 · Chromista (Kingdom) > Ciliophora (Phylum) > Heterotrichea (Class) > Heterotrichida (Order) > Condylostomatidae (Family)
     Condylostoma Ehrenberg, 1831 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Condylostoma Dujardin, 1841 accepted as Condylostoma Dujardin, 1841 · Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Condylura
 Condylura Barnes, 1826 accepted as Condylura Barnes, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
 Condylura Berthold in Latreille, 1827 accepted as Condylura Berthold in Latreille, 1827 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Cumacea (Order) > Diastylidae (Family)
     Condylura Illiger, 1811 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Soricomorpha (Order) > Talpidae (Family)

Condylurus
 Condylurus H. Milne Edwards, 1840 accepted as Condylurus H. Milne Edwards, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Cumacea (Order) > Diastylidae (Family)
 Condylurus de Blainville, 1838 accepted as Condylura Illiger, 1811 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Soricomorpha (Order) > Talpidae (Family)

Conella
     Conella Adams, 1853 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Conella Swainson, 1840 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Columbellidae (Family)

Confervoides
     Confervoides Jaeger, 1827 † (uncertain)· Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)
     Confervoides P.A. Micheli ex G. Targioni Tozzetti, 1826 accepted as Confervoides P.A. Micheli ex G. Targioni Tozzetti, 1826 (nomen nudum)· Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)

Congdonia
 Congdonia Jepson, 1925 accepted as Sedum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Crassulaceae (Family)
     Congdonia Henning & Henning, 2004 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)
 Congdonia J. Müller Arg., 1876 accepted as Declieuxia Kunth in Humboldt, Bonpland & Kunth, 1819 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Conger
     Conger Bosc, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Congridae (Family)
 Conger Walbaum, 1792 accepted as Conger Bosc, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Congridae (Family)
 Conger Klein, 1775 accepted as Conger Bosc, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Congridae (Family)
 Conger Houttuyn, 1764 accepted as Conger Bosc, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Congridae (Family)
 Conger Schaeffer, 1760 accepted as Conger Bosc, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Congridae (Family)
 Conger Oken, 1817 (ex Cuvier) accepted as Conger Bosc, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Congridae (Family)

Congeria
     Congeria Partsch, 1835 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Dreissenidae (Family)
     Congeria Dollfus, 1942 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Trypanorhyncha (Order) > Tentaculariidae (Family)
 Congeria Guiart, 1935 accepted as Nybelinia Poche, 1926 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Trypanorhyncha (Order) > Tentaculariidae (Family)

Congrus
     Congrus Richardson, 1848 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Congrus Richardson, 1845 accepted as Conger Bosc, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Congridae (Family)

Conia
     Conia Leach, 1817 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
     Conia McFarlane, 1956 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Trichoptera (awaiting allocation) (Family)
 Conia Jaworski, 1926 † accepted as Oonia Gemmellaro, 1878 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)
 Conia Ventenat, 1799 accepted as Lepraria Acharius, 1803 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Stereocaulaceae (Family)

Conicopfenderina
     Conicopfenderina Septfontaine, 1981 † (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Loftusiida (Order) > Pfenderinidae (Family)
     Conicopfenderina Septfontaine in Kaminski, 2000 † (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Loftusiida (Order) > Pfenderinidae (Family)

Conicus
 Conicus Paetel, 1875 accepted as Conicus Paetel, 1875 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Conicus Motschoulsky, 1844 accepted as Harpalus Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Conidus
     Conidus Alonso-Zarazaga & Lyal, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Conidus Marshall, 1939 accepted as Conidus Alonso-Zarazaga & Lyal, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Coniella
     Coniella F. von Höhnel, 1918 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Diaporthales (Order) > Schizoparmaceae (Family)
 Coniella accepted as Conniella Allen, 1983 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Labridae (Family)

Conilia
     Conilia Gerlach, 1956 · Animalia (Kingdom) > Nematoda (Phylum) > Enoplea (Class) > Ironida (Order) > Ironidae (Family)
 Conilia Brenckle & Wahlman, 1994 † accepted as Raphconilia Brenckle & Wahlman, 1996 † · Chromista (Kingdom) > Retaria (Phylum) > Foraminifera (awaiting allocation) (Class) > (Order) > (Family)

Conilites
     Conilites Lamarck, 1822 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Conilites Agassiz, 1846 accepted as Conilites Agassiz, 1846 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Conilites Schlotheim, 1820 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Conilites Vdovenko, 1970 † · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Fusulinida (Order) > Tournayellidae (Family)

Coniophora
     Coniophora Nijveldt, 1959 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Cecidomyiidae (Family)
     Coniophora A.P. de Candolle, 1815 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Boletales (Order) > Coniophoraceae (Family)

Coniortodes
     Coniortodes Wagner in Dahl, 1952 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Coniortodes Collenette, 1956 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Coniothele
     Coniothele A.P. de Candolle, 1836 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Coniothele Norman, 1868 accepted as Verrucaria H.A. Schrader, 1794 · Fungi (Kingdom) > Ascomycota (Phylum) > Eurotiomycetes (Class) > Verrucariales (Order) > Verrucariaceae (Family)

Coniothyriella
     Coniothyriella Spegazzini, 1889 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Coniothyriella Spegazzini, 1910 accepted as Coniothyrina H. Sydow, 1912 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Coniothyriopsis
 Coniothyriopsis Spegazzini, 1910 accepted as Microsphaeropsis F. von Höhnel, 1917 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Pleosporales (Order) > Montagnulaceae (Family)
 Coniothyriopsis Petrak, 1923 accepted as Cyclothyrium Petrak, 1923 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetes incertae sedis (Order) > Dothideomycetes incertae sedis (Family)

Conirostrum
     Conirostrum d'Orbigny & Lafresnaye, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)
     Conirostrum Dulac, 1867 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Conis
     Conis Brandt, 1834 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Bythotiaridae (Family)
 Conis Lonsdale, 1849 † accepted as Lonsda de Laubenfels in Moore, 1955 † · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Hexactinosa (Order) > Hexactinosa (awaiting allocation) (Family)

Conites
     Conites Herrmannsen, 1847 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Conites Sternberg, 1823 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Cycadopsida (Class) > Cycadeoideales (Order) > Cycadeoideaceae (Family)

Conithorax
     Conithorax Brunetti, 1918 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tipulidae (Family)
 Conithorax Eskov, 1988 accepted as Connithorax Eskov in Marusik, Eskov, Logunov & Basarukin, 1993 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Linyphiidae (Family)

Conitubus
     Conitubus Kozlowski, 1949 † · Animalia (Kingdom) > Hemichordata (Phylum) > Graptolithina (Class) > Tuboidea (Order) > Cyclograptidae (Family)
     Conitubus Kozlowski, 1938 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Conocarpus
     Conocarpus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Combretaceae (Family)
 Conocarpus Adanson, 1763 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Proteales (Order) > Proteaceae (Family)

Conocaryomma
     Conocaryomma Lipman, 1969 † · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Spumellaria (Order) > Spumellaria (awaiting allocation) (Family)
     Conocaryomma Lipman, 1965 † (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Conocephalites
     Conocephalites Handlirsch, 1906 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Locustopsidae (Family)
     Conocephalites Barrande, 1852 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Conocephalus
     Conocephalus Thunberg, 1815 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
     Conocephalus Duméril & Bibron, 1854 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
     Conocephalus Zenker, 1833 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
 Conocephalus Schönherr, 1838 accepted as Aphiocephalus Lacordaire, 1866 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dryophthoridae (Family)
 Conocephalus Diesing, 1861 accepted as Anisakis Dujardin, 1844 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Anisakidae (Family)
 Conocephalus Necker ex Dumortier, 1822 accepted as Conocephalum J. Hill, 1773 · Plantae (Kingdom) > Marchantiophyta (Phylum) > Marchantiopsida (Class) > Marchantiales (Order) > Conocephalaceae (Family)
 Conocephalus Blume, 1825 accepted as Poikilospermum Zippelius ex Miquel, 1864 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Urticaceae (Family)

Conocrinus
     Conocrinus Shumard, 1866 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
     Conocrinus d'Orbigny, 1850 · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Bouergueticrinida (Order) > Rhizocrinidae (Family)

Conocyathus
     Conocyathus d'Orbigny, 1849 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Turbinoliidae (Family)
 Conocyathus Brook, 1893 accepted as Acropora Oken, 1815 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Acroporidae (Family)

Conoderes
     Conoderes Schönherr, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Conoderes Van Dyke, 1932 accepted as Conoderus Eschscholtz in Thon, 1829 (misspelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Conoderus
 Conoderus Saulcy, 1878 accepted as Euthiconus Reitter, 1881 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Conoderus Chevrolat, 1835 accepted as Psiloniscus Candèze, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
 Conoderus Eschscholtz in Thon, 1829 accepted as Monocrepidius Eschscholtz in Thon, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Conodus
     Conodus Agassiz, 1841 † accepted as Conodus Agassiz, 1841 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Conodus Agassiz, 1844 † accepted as Conodus Agassiz, 1844 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Conodus Egerton, 1841 † accepted as Conodus Egerton, 1841 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Conodus Woodward, 1895 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Conodus Gervais, 1869 † accepted as Trogontherium Fischer de Waldheim, 1809 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Castoridae (Family)

Conohelix
     Conohelix Sowerby, 1828 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Conohelix Agassiz, 1846 accepted as Conohelix Agassiz, 1846 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Conolampas
     Conolampas A. Agassiz, 1883 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Cassiduloida (Order) > Echinolampadidae (Family)
     Conolampas Pomel, 1883 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)

Conolophus
     Conolophus Fitzinger, 1843 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Iguanidae (Family)
 Conolophus Zhang, 1978 † accepted as Minchenella Zhang, 1980 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Condylarthra (Order) > Phenacolophidae (Family)

Conometopus
     Conometopus Blanchard in Gay, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Ommexechidae (Family)
 Conometopus Motschoulsky, 1863 accepted as Motschulskyia Kirkaldy, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)
     Conometopus Fieber, 1858 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Conomitra
     Conomitra Conrad, 1865 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Volutomitridae (Family)
     Conomitra Fenzl in Endlicher & Fenzl, 1839 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)

Conomorphus
     Conomorphus Champion, 1889 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Mycteridae (Family)
 Conomorphus Braun in Bronn, 1900 accepted as Hepatoxylon Bosc, 1811 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Trypanorhyncha (Order) > Sphyriocephalidae (Family)

Conophora
 Conophora Suter, 1909 accepted as Conophora Suter, 1909 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Conophora (A.P. de Candolle) Nieuwland, 1914 accepted as Arnoglossum Rafinesque, 1817 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Conophorus
     Conophorus Meigen, 1803 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Bombyliidae (Family)
 Conophorus Schönherr, 1838 accepted as Conoderes Schönherr, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Conophyllum
     Conophyllum Hall, 1851 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Conophyllum Schwantes, 1928 accepted as Mitrophyllum Schwantes, 1926 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Aizoaceae (Family)

Conoplea
     Conoplea Persoon, 1801 · Fungi (Kingdom) > Ascomycota (Phylum) > Pezizomycetes (Class) > Pezizales (Order) > Sarcosomataceae (Family)
 Conoplea Gray, 1825 accepted as Conopea Say, 1822 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Sessilia (Order) > Archaeobalanidae (Family)

Conops
     Conops Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Conopidae (Family)
 Conops Walckenaer & Gervais, 1847 accepted as Oonops Templeton, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Oonopidae (Family)

Conopsis
     Conopsis Günther, 1858 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
 Conopsis Chevrolat, 1877 accepted as Conotypus Marshall, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Conopyga
     Conopyga Felder, 1861 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Sesiidae (Family)
 Conopyga Schulz, 1906 accepted as Conopyge Kreichbaumer, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)

Conorbina
     Conorbina Brotzen, 1935 † (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Conorbina Brotzen, 1936 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Conorbinidae (Family)

Conorbis
     Conorbis Swainson, 1840 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Conorbidae (Family)
 Conorbis Hofker, 1951 † accepted as Conorboides Hofker in Thalmann, 1952 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Robertinida (Order) > Conorboididae (Family)

Conorhinus
 Conorhinus de Laporte, 1832 accepted as Triatoma Laporte, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Reduviidae (Family)
 Conorhinus Schönherr, 1835 accepted as Sidomenia Laporte, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brachyceridae (Family)

Conorhynchus
     Conorhynchus Motschoulsky, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Conorhynchus Nagao, 1931 accepted as Conorhynchus Nagao, 1931 · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Cephalopoda (awaiting allocation) (Order) > Cephalopoda (awaiting allocation) (Family)
     Conorhynchus Gill, 1861 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Conorhynchus Greeff, 1879 accepted as Zygosoma Labbé, 1899 · Chromista (Kingdom) > Miozoa (Phylum) > Paragregarea (Class) > Velocida (Order) > Lecudinidae (Family)
 Conorhynchus Bleeker, 1863 accepted as Conorynchus Nozemann, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Albuliformes (Order) > Albulidae (Family)

Conosia
     Conosia Van der Wulp, 1880 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Limoniidae (Family)
 Conosia Hampson, 1900 accepted as Euconosia Watson in Watson, Fletcher & Nye, 1980 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Conosiphon
     Conosiphon Becker, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Asilidae (Family)
 Conosiphon Poeppig in Poeppig & Endlicher, 1841 accepted as Sphinctanthus Bentham, 1841 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Conosoma
     Conosoma Motschulsky · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Conosoma Lenz in Joerdens, 1802 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Conosoma Lenz, 1794 accepted as Conosoma Lenz, 1794 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Conosoma Kraatz, 1858 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Conostethus
     Conostethus Fieber, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)
 Conostethus Schoch, 1894 accepted as Pachnodella Stichel, 1922 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Conostoma
     Conostoma Hodgson, 1842 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sylviidae (Family)
 Conostoma Rudolphi, 1801 accepted as Conostoma Rudolphi, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
 Conostoma Duméril, 1856 accepted as Conorynchus Nozemann, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Albuliformes (Order) > Albulidae (Family)
 Conostoma Thomson, 1883 accepted as Thoostoma Wilson, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Siphonostomatoida (Order) > Artotrogidae (Family)
 Conostoma A.C. Batista & J.L. Bezerra, 1965 accepted as Conostomatium A.B. Doweld, 2013 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Conosyrphus
     Conosyrphus Frey, 1915 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)
     Conosyrphus Matsumura, 1918 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)

Conoteuthis
     Conoteuthis d'Orbigny, 1842 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Belemnitida (Order) > Belemnitida (awaiting allocation) (Family)
 Conoteuthis Naef, 1922 † accepted as Conobelus Stolley, 1919 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Belemnitida (Order) > Belemnitida (awaiting allocation) (Family)

Conothorax
     Conothorax Karawajew, 1935 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Conothorax Jekel, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Conothorax Kessel, 1935 accepted as Conothorax Jekel, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Conothorax Eskov & Marusik, 1992 accepted as Connithorax Eskov in Marusik, Eskov, Logunov & Basarukin, 1993 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Linyphiidae (Family)
     Conothorax Thomson, 1864 accepted as Massicus Pascoe, 1867 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Conotrachelus
     Conotrachelus Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Conotrachelus Schönherr, 1837 accepted as Conotrachelus Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Conotrochus
     Conotrochus Seguenza, 1864 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Caryophylliidae (Family)
 Conotrochus Perner in Barrande, 1907 † accepted as Perneritrochus Cossmann, 1909 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda incertae sedis (Order) > Planitrochidae (Family)
 Conotrochus Pilsbry in Tryon & Pilsbry, 1889 accepted as Minolia A. Adams, 1860 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Solariellidae (Family)

Conovulus
     Conovulus Lamarck, 1816 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Conovulus Beck, 1838 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Conradia
     Conradia Wenz, 1925 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Conradia Nuttall, 1834 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Scrophulariaceae (Family)
     Conradia Rafinesque, 1825 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
 Conradia C.F.P. Martius, 1829 accepted as Gesneria Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)
     Conradia Hall, 1872 † accepted as Dinobolus Hall, 1871 † (nomen nudum)· Animalia (Kingdom) > Brachiopoda (Phylum) > Craniata (Class) > Trimerellida (Order) > Trimerellidae (Family)
 Conradia Kufferath, 1914 accepted as Kufferathiella E.A. Molinari-Novoa & L.F. Mayta in Molinari-Novoa et al., 2021 · Plantae (Kingdom) > Chlorophyta (Phylum) > Trebouxiophyceae (Class) > Chlorellales (Order) > Oocystaceae (Family)
     Conradia A. Adams, 1860 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Conradiidae (Family)

Conradoceras
     Conradoceras Foerste, 1926 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Discosorida (Order) > Discosorida (awaiting allocation) (Family)
 Conradoceras Foerste, 1928 † accepted as Reedsoceras Foerste, 1929 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Discosorida (Order) > Westonoceratidae (Family)

Conradsia
     Conradsia Bernhauer, 1942 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Conradsia Pic, 1936 accepted as Oulema Des Gozis, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Consentunio
     Consentunio Jatsko, 1962 accepted as Consentunio Jatsko, 1962 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)
     Consentunio Jatsko, 1972 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)

Consobrinella
     Consobrinella Haas, 1953 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cephalaspidea (Order) > Cephalaspidea (awaiting allocation) (Family)
     Consobrinella Mamet & Pinard, 1992 † (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Constantia
     Constantia Barbosa Rodrigues, 1877 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Constantia Ragonot, 1887 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Constantia A. Adams, 1860 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Vanikoridae (Family)
 Constantia Dybowsky, 1874 accepted as Macrohectopus Stebbing, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Macrohectopidae (Family)

Constellaria
     Constellaria Dana, 1848 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cystoporida (Order) > Constellariidae (Family)
     Constellaria Dana, 1846 † accepted as Constellaria Dana, 1848 † (nomen nudum)· Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cystoporida (Order) > Constellariidae (Family)

Constricta
     Constricta R. Heim & L.M. Meléndez-Howell, 1965 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricaceae (Family)
     Constricta Böttger, 1877 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Constrictor
     Constrictor Link, 1808 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
     Constrictor Wagler, 1830 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
 Constrictor Laurenti, 1768 accepted as Boa Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Boidae (Family)

Contarinia
     Contarinia Rondani, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Cecidomyiidae (Family)
     Contarinia Zanardini, 1843 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gigartinales (Order) > Rhizophyllidaceae (Family)
 Contarinia Endlicher & Diesing, 1845 accepted as · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Fucales (Order) > Sargassaceae (Family)

Contexta
     Contexta M.B. Gnilovskaja, 1972 † · Plantae (Kingdom) > Rhodophyta (Phylum) > (Class) > (Order) > Moniliporellaceae (Family)
 Contexta Jordan, 1902 accepted as Mauia Blackburn in Blackburn & Sharp, 1885 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Anthribidae (Family)

Contopus
     Contopus Cabanis, 1855 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Tyrannidae (Family)
 Contopus Gemminger & Harold, 1868 accepted as Contipus de Marseul, 1853 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)

Contracaecum
     Contracaecum Mozgovoi in Skrjabin et al., 1951 (uncertain)· Animalia (Kingdom) > Nematoda (Phylum) > Nematoda (awaiting allocation) (Class) > Nematoda (awaiting allocation) (Order) > Nematoda (awaiting allocation) (Family)
     Contracaecum Railliet & Henry, 1912 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Anisakidae (Family)

Conularia
     Conularia Sowerby, 1821 † · Animalia (Kingdom) > Cnidaria (Phylum) > Scyphozoa (Class) > Conulariida (Order) > Conulariidae (Family)
     Conularia Miller in Sowerby, 1820 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Conularia Couch, 1842 accepted as Cornularia Lamarck, 1816 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Alcyonacea (Order) > Cornulariidae (Family)

Conulina
     Conulina Bronn, 1836 (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
 Conulina d'Orbigny in Sagra, 1839 † accepted as Ripacubana Loeblich & Tappan, 1964 † · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Miliolida (Order) > Rhapydioninidae (Family)

Conulites
     Conulites Fischer de Waldheim, 1832 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
     Conulites Cozzens, 1846 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Conulites H.J. Carter, 1861 † accepted as Dictyoconoides Nuttall, 1925 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Rotaliidae (Family)

Conulus
     Conulus Leske, 1778 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Holectypoida (Order) > Conulidae (Family)
 Conulus Fitzinger, 1833 † accepted as Conulus Fitzinger, 1833 † · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Conulus Küster in Martini & Chemnitz, 1844 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Conulus Nardo, 1841 accepted as Calliostoma Swainson, 1840 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Calliostomatidae (Family)
 Conulus Rafinesque, 1815 accepted as Conus Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Conidae (Family)
 Conulus Gistl, 1848 † accepted as Galerites Lamarck, 1801 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Holectypoida (Order) > Galeritidae (Family)

Conurus
     Conurus Kuhl, 1820 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Psittaciformes (Order) > Psittacidae (Family)
     Conurus Stephens, 1832 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Conurus Stephens, 1829 accepted as Conurus Stephens, 1829 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Conus
     Conus Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Conidae (Family)
 Conus Kessel, 1935 accepted as Conidus Alonso-Zarazaga & Lyal, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Conusella
     Conusella Grundel, 1999 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)
     Conusella Golovanov, 1970 † · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Conophytonida (Order) > Euconophytonidae (Family)

Convoluticeras
     Convoluticeras Erben, 1960 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Anarcestida (Order) > Anarcestida (awaiting allocation) (Family)
     Convoluticeras Erben in Erben et al., 1960, nom. nud. † accepted as Convoluticeras Erben, 1960 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Anarcestida (Order) > Anarcestida (awaiting allocation) (Family)

Conyza
     Conyza Lessing, 1832 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Conyza J. Hill, 1756 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Conyza Linnaeus, 1753 accepted as Conyza Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Cookella
     Cookella P.A. Saccardo, 1878 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetes incertae sedis (Order) > Cookellaceae (Family)
     Cookella Freeman in Freeman & Lane, 1985 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Cookella Chamberlin, 1941 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Diplopoda (awaiting allocation) (Order) > (Family)

Cookia
 Cookia J.F. Gmelin, 1791 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Thymelaeaceae (Family)
 Cookia Silvestri, 1896 accepted as Cookia Silvestri, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Polydesmida (Order) > Polydesmidae (Family)
     Cookia Lesson, 1832 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Turbinidae (Family)
 Cookia Sonnerat, 1782 accepted as Clausena N.L. Burman, 1768 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)

Cooksonella
 Cooksonella M.A. Senkevitsch, 1978 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Rhyniopsida (Class) > Rhyniales (Order) > Cooksoniaceae (Family)
     Cooksonella E. Nagy, 1965 † · Plantae (Kingdom) > Acritarcha (Phylum) > (Class) > (Order) > (Family)

Cooksonia
     Cooksonia Druce, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)
     Cooksonia W.H. Lang, 1937 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Rhyniopsida (Class) > Rhyniales (Order) > Cooksoniaceae (Family)

Cooktownia
     Cooktownia Sjöstedt, 1918 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phasmatodea (Order) > Phasmatidae (Family)
     Cooktownia D.L. Jones, 1997 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Coolia
     Coolia Meunier, 1919 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Gonyaulacales (Order) > Ostreopsidaceae (Family)
 Coolia Huijsman, 1943 accepted as Squamanita Imbach, 1946 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Tricholomataceae (Family)

Coomania
     Coomania Cameron, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Coomania Kleine, 1941 accepted as Callipareius Senna, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)

Coomanius
     Coomanius Fleutiaux, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Eucnemidae (Family)
 Coomanius Paulian, 1932 accepted as Parascatonomus Paulian, 1932 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Cooperella
     Cooperella Carpenter, 1864 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)
     Cooperella Gunnell, 1933 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Elasmobranchii (awaiting allocation) (Order) > Elasmobranchii (awaiting allocation) (Family)

Cooperia
     Cooperia Wood, 1938 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Perissodactyla (Order) > Hyracodontidae (Family)
     Cooperia Ransom, 1907 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Trichostrongylidae (Family)
     Cooperia Herbert, 1836 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)
 Cooperia Tolmachoff, 1926 † accepted as Cooperatia Tolmachoff, 1937 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Beecherellidae (Family)
 Cooperia Choubert, Termier & Termier, 1951 † accepted as · Questionable / non-biota (fossil) (Kingdom) > Pseudofossils (Phylum) > (Class) > (Order) > (Family)

Cooperithyris
     Cooperithyris Tchorszhevsky, 1988 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Cancellothyrididae (Family)
 Cooperithyris Feldman, Radulović, Hegab & Radulović, 2012 † accepted as Sinaithyris Feldman, Radulović, Hegab & Radulović, 2014 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Loboidothyrididae (Family)

Coosinoides
     Coosinoides Ivshin, 1962 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Ptychopariida (awaiting allocation) (Family)
     Coosinoides Ivshin, 1983 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Copa
     Copa Simon, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Corinnidae (Family)
 Copa Weise, 1892 accepted as Lamprocopa Hincks, 1949 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Copelandia
     Copelandia Vannier, 1986 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Palaeocopida (Order) > Palaeocopida (awaiting allocation) (Family)
 Copelandia Bresadola, 1912 accepted as Panaeolus (E.M. Fries) Quélet, 1872 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricales incertae sedis (Family)
 Copelandia Jordan in Jordan & Copeland, 1877 accepted as Enneacanthus Gill, 1864 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Centrarchidae (Family)

Cophanta
     Cophanta Walker, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Cophanta Moore, 1884 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)

Cophella
     Cophella Hebard, 1928 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Phalangopsidae (Family)
 Cophella Otte, 1987 accepted as Angolagryllus Otte, 1994 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Gryllidae (Family)

Cophias
     Cophias Merrem, 1820 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Gymnophthalmidae (Family)
     Cophias Gray, 1825 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Gymnophthalmidae (Family)
     Cophias Fitzinger, 1843 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Cophinoceras
 Cophinoceras Hyatt in Eastman-Zittel, 1900 † accepted as Cophinoceras Hyatt in Eastman-Zittel, 1900 † · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cophinoceras Whitehouse, 1928 † accepted as Beudantiella Breistroffer, 1947 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)

Cophomantis
     Cophomantis Peters, 1870 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Hylidae (Family)
 Cophomantis Meyrick, 1925 accepted as Cophomantella Fletcher, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Xyloryctidae (Family)

Cophoscincus
     Cophoscincus Peters, 1867 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
 Cophoscincus Vaillant, 1884 accepted as Cophoscincopus Mertens, 1934 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Scincidae (Family)

Cophosoma
     Cophosoma Costa, 1849 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Cophosoma Gebien, 1928 accepted as Cophodema Gebien, 1943 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cophus
     Cophus Saussure, 1874 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Phalangopsidae (Family)
 Cophus Agassiz, 1846 accepted as Pterostichus Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Cophus Jacob, 1936 accepted as Cophes Champion, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cophus Gistl, 1848 accepted as Cephus Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Cephidae (Family)

Copidodiaptomus
     Copidodiaptomus Cioglia, Cottiglia, Masala, Rota & Atzeni, 1969 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Calanoida (Order) > Diaptomidae (Family)
     Copidodiaptomus Kiefer, 1968 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Calanoida (Order) > Diaptomidae (Family)

Copodus
     Copodus Davis, 1883 † · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Bradyodontiformes (Order) > Bradyodontiformes (awaiting allocation) (Family)
     Copodus Morris & Roberts, 1862 † accepted as Copodus Davis, 1883 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Bradyodontiformes (Order) > Bradyodontiformes (awaiting allocation) (Family)

Coprina
     Coprina Zetterstedt, 1837 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)
     Coprina Robineau-Desvoidy, 1830 accepted as Coprina Robineau-Desvoidy, 1830 (nomen dubium)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sphaeroceridae (Family)

Coprinopsis
     Coprinopsis P.A. Karsten, 1881 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Psathyrellaceae (Family)
 Coprinopsis Beeli, 1929 accepted as Oudemansiella Spegazzini, 1881 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Physalacriaceae (Family)

Copriodes
     Copriodes Gistl, 1857 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Copriodes Turner, 1916 accepted as Piloprepes Meyrick, 1883 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Oecophoridae (Family)

Copris
 Copris Fourcroy, 1785 accepted as Copris Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Copris Müller, 1764 accepted as Copris Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Copris Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Coprobia
     Coprobia Lioy, 1864 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
 Coprobia Boudier, 1885 accepted as Cheilymenia Boudier, 1885 · Fungi (Kingdom) > Ascomycota (Phylum) > Pezizomycetes (Class) > Pezizales (Order) > Pyronemataceae (Family)

Copsicus
     Copsicus Morris in Wood, 1837 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Copsicus Rafinesque, 1815 accepted as Copsicus Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Coptocephala
     Coptocephala Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Coptocephala Fischer de Waldheim, 1842 accepted as Coptocephala Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Coptochilus
     Coptochilus Amyot & Serville, 1843 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Coptochilus Fischer, 1885 accepted as Schistoloma Kobelt, 1902 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Architaenioglossa (Order) > Pupinidae (Family)
 Coptochilus Rey, 1888 accepted as Pactolinus Motschoulsky, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)

Coptocycla
 Coptocycla auct. accepted as Cassida Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Coptocycla Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Coptocycla Boheman, 1855 accepted as Coptocycla Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Coptodryas
 Coptodryas Schedl, 1949 accepted as Coptosomus Schedl, 1952 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Coptodryas Hopkins, 1915 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Coptogonia
     Coptogonia Warren, 1896 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Coptogonia Gemminger & Harold, 1869 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Coptopelta
     Coptopelta Heude, 1880 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Trionychidae (Family)
 Coptopelta Bergroth, 1895 accepted as Peltocopta Bergroth, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Tessaratomidae (Family)

Coptophyllum
     Coptophyllum P.W. Korthals, 1851 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Coptophyllum G. Gardner, 1842 accepted as Anemia O. Swartz, 1806 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Schizaeales (Order) > Anemiaceae (Family)

Coptops
     Coptops Audinet-Serville, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Coptops Dejean, 1835 accepted as Coptops Audinet-Serville, 1835 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Coptopterus
     Coptopterus Hope, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Coptopterus Hope, 1835 accepted as Strongylurus Hope, 1841 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Coptopteryx
     Coptopteryx Holland, 1893 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Coptopteryx Saussure, 1869 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mantodea (Order) > Coptopterygidae (Family)

Coptorhinus
 Coptorhinus Guérin-Méneville, 1838 accepted as Idiopteron Bourgeois, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Coptorhinus Dejean, 1833 accepted as Temnorrhynchus Hope, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Coptorhynchus
     Coptorhynchus Guérin-Méneville, 1841 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Coptorhynchus Desbrochers, 1892 accepted as Ithystenus Pascoe, 1862 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)

Coptosoma
     Coptosoma de Laporte, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Plataspidae (Family)
 Coptosoma Desor, 1855 † accepted as Porosoma Cotteau, 1856 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Camarodonta (Order) > Camarodonta incertae sedis (Family)

Coptostethus
 Coptostethus Lewis, 1902 accepted as Coptotrophis Lewis, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)
     Coptostethus Wollaston, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Copturus
     Copturus Schönherr, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Copturus Heller, 1895 accepted as Macrocopturus Heller, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Coquandia
     Coquandia Seguenza, 1882 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Myoida (Order) > Myoida (awaiting allocation) (Family)
     Coquandia Seguenza, 1876 † accepted as Coquandia Seguenza, 1882 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Myoida (Order) > Myoida (awaiting allocation) (Family)

Coquerelia
     Coquerelia Kraatz, 1880 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Coquerelia Signoret, 1861 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Coquerelia Saussure in Grandidier, 1890 accepted as Podagrion Spinola, 1811 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Torymidae (Family)

Coquillettia
     Coquillettia Uhler, 1890 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)
     Coquillettia Williston, 1896 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)

Cora
 Cora Jan, 1863 accepted as Cora Jan, 1863 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
 Cora Brunner von Wattenwyl, 1878 accepted as Puerula Bolivar, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
 Cora E.M. Fries, 1825 accepted as Dictyonema C.A. Agardh in Kunth, 1822 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricomycetidae incertae sedis (Order) > Agaricomycetidae incertae sedis (Family)
 Cora Fredericks, 1928 † accepted as Linoproductus Chao, 1927 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Linoproductidae (Family)
     Cora Gray, 1855 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Cora Bonaparte, 1854 accepted as Cora Bonaparte, 1854 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Cora Selys, 1853 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Polythoridae (Family)
     Cora Andrino & Sano, 2023 accepted as Coracoralina Andrino & Sano, 2023 (junior homonym)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Eriocaulaceae (Family)

Coracia
 Coracia Brisson, 1760 accepted as Coracia Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Corvidae (Family)
 Coracia Hübner, 1819 accepted as Coracia Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Coracia Mörch, 1865 accepted as Corasia Albers, 1850 (misspelling)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Camaenidae (Family)

Coraciacarus
     Coraciacarus Dubinin, 1956 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Gabuciniidae (Family)
     Coraciacarus Dubinin, 1953 accepted as Coraciacarus Dubinin, 1956 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Gabuciniidae (Family)

Coracias
     Coracias Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Coraciiformes (Order) > Coraciidae (Family)
 Coracias Herrmannsen, 1847 accepted as Coracias Herrmannsen, 1847 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Coracinus
     Coracinus Meuschen, 1778 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Dichistiidae (Family)
 Coracinus Pallas, 1814 accepted as Sciaena Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Sciaenidae (Family)
 Coracinus Gronow, 1763 accepted as Dichistius Gill, 1888 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Dichistiidae (Family)

Coraciura
     Coraciura Bonaparte, 1854, nom. nud. accepted as Coracias Linnaeus, 1758 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Coraciiformes (Order) > Coraciidae (Family)
 Coraciura Bonaparte, 1854 accepted as Coracias Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Coraciiformes (Order) > Coraciidae (Family)

Coracopitta
     Coracopitta Sclater, 1888 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Passeres (awaiting allocation) (Family)
 Coracopitta Sharpe, 1892 accepted as Atelornis Pucheran, 1846 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Coraciiformes (Order) > Brachypteraciidae (Family)

Corallicola
     Corallicola B. Volkmann-Kohlmeyer & J. Kohlmeyer, 1992 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Microascales (Order) > Halosphaeriaceae (Family)
 Corallicola Jordan & Evermann, 1898 accepted as Paraclinus Mocquard, 1888 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Labrisomidae (Family)
     Corallicola Kwong, Irwin, Mathur, Na, Okamoto, Vermeij & Keeling, 2021 · Chromista (Kingdom) > Miozoa (Phylum) > Coccidiomorphea (Class) > Corallicolida (Order) > Corallicolidae (Family)

Corallina
     Corallina Linnaeus, 1758 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Corallinales (Order) > Corallinaceae (Family)
     Corallina Ellis in Krueniz, 1767 accepted as Corallina Ellis in Krueniz, 1767 (nomen dubium)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Sabellidae (Family)
     Corallina Bucquoy, Dautzenberg & Dollfus, 1882 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Corallinites
     Corallinites Guettard, 1770 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Corallinites Unger, 1847 † accepted as Corallinites Unger, 1847 † (nomen dubium)· Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)

Corallium
     Corallium Marsigli in Müller, 1766 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Gorgonacea (Order) > Coralliidae (Family)
     Corallium Lamarck, 1801 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Corallium Cuvier, 1798 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Gorgonacea (Order) > Coralliidae (Family)
 Corallium G. Hahn, 1883 accepted as Ramaria E.M. Fries ex Bonorden, 1851 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Gomphales (Order) > Gomphaceae (Family)

Corallodendron
 Corallodendron P. Miller, 1754 accepted as Erythrina Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Corallodendron Junghuhn, 1838 accepted as Corallomyces E.M. Fries, 1849 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Coralloides
     Coralloides Guettard, 1770 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Coralloides de Tournefort ex Maratti, 1822 accepted as Ramaria E.M. Fries ex Bonorden, 1851 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Gomphales (Order) > Gomphaceae (Family)
 Coralloides G.F. Hoffmann, 1789 accepted as Stereocaulon G.F. Hoffmann, 1796 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Stereocaulaceae (Family)
 Coralloides N.M. Wolf, 1776 accepted as Cladonia P. Browne, 1756 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Cladoniaceae (Family)

Corallomyces
     Corallomyces E.M. Fries, 1849 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Corallomyces M.J. Berkeley & M.A. Curtis, 1853 accepted as Corallomycetella Hennings, 1904 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Hypocreales (Order) > Nectriaceae (Family)

Coranarta
     Coranarta Hacker, 1998 accepted as Coranarta Hacker, 1998 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Coranarta Beck, 1991 accepted as Coranarta Hacker, 1998 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Corapipo
     Corapipo Bonaparte, 1854 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Pipridae (Family)
     Corapipo Bonaparte, 1854, nom. nud. accepted as Corapipo Bonaparte, 1854 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Pipridae (Family)

Corasia
 Corasia Hübner, 1826 accepted as Corasia Hübner, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Corasia Albers, 1850 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Camaenidae (Family)

Corax
     Corax Agassiz, 1843 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Lamniformes (Order) > Lamnidae (Family)
 Corax Putzeys, 1846 accepted as Pterostichus Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Corax Brehm, 1857 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Corax Ledru, 1810 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Corbicula
     Corbicula Friese, 1908 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Corbicula Megerle von Mühlfeld, 1811 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Cyrenidae (Family)
     Corbicula Meunier, 1910 · Protozoa (Kingdom) > Choanozoa (Phylum) > Choanoflagellatea (Class) > Acanthoecida (Order) > Acanthoecidae (Family)

Corbis
 Corbis Cuvier, 1816 accepted as Fimbria Megerle von Mühlfeld, 1811 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Lucinidae (Family)
 Corbis Antropov, 1950 † accepted as Irregularina Bykova, 1955 † · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Fusulinida (Order) > Parathuramminidae (Family)

Corbula
     Corbula Bruguière, 1797 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Myoida (Order) > Corbulidae (Family)
 Corbula Röding, 1798 accepted as Asaphis Modeer, 1793 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Psammobiidae (Family)

Corbularia
 Corbularia A.G. Vologdin, 1962 † accepted as · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Cyanophyceae (awaiting allocation) (Order) > Actinophycaceae (Family)
 Corbularia R.A. Salisbury ex Herbert, 1837 accepted as Narcissus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)

Corcia
     Corcia Stål, 1859 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Corcia accepted as Corica Hamilton, 1822 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Clupeiformes (Order) > Clupeidae (Family)

Corculum
     Corculum Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Cardiidae (Family)
 Corculum S.C. Stuntz, 1913 accepted as Antigonon Endlicher, 1837 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Polygonaceae (Family)
     Corculum Pomel, 1883 † accepted as Corculum Pomel, 1883 † (nomen dubium)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Holasteroida (Order) > Holasteroida (awaiting allocation) (Family)

Corcyra
     Corcyra Ragonot, 1885 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
     Corcyra Dejean, 1821 accepted as Ellescus Dejean, 1821 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cordaea
 Cordaea C.G.D. Nees, 1833 accepted as · Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Pallaviciniales (Order) > Pallaviciniaceae (Family)
 Cordaea K.P.J. Sprengel, 1831 accepted as Cyamopsis A.P. de Candolle, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Cordalia
     Cordalia Jacobs, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Cordalia Gobi, 1885 accepted as Tuberculina Tode ex P.A. Saccardo, 1880 · Fungi (Kingdom) > Basidiomycota (Phylum) > Pucciniomycetes (Class) > Helicobasidiales (Order) > Helicobasidiaceae (Family)

Cordia
     Cordia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Boraginales (Order) > Boraginaceae (Family)
     Cordia Stål, 1866 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Cordicephalus
     Cordicephalus Nevo, 1968 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Anura (awaiting allocation) (Family)
 Cordicephalus Wardle, McLeod & Stewart, 1947 accepted as Diphyllobothrium Cobbold, 1858 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Diphyllobothriidea (Order) > Diphyllobothriidae (Family)

Cordiceramus
 Cordiceramus Seitz, 1961 † accepted as Cordiceramus Seitz, 1961 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Pterioida (Order) > Pterioida (awaiting allocation) (Family)
 Cordiceramus Heinz, 1932 † accepted as Cordiceramus Seitz, 1961 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Pterioida (Order) > Pterioida (awaiting allocation) (Family)

Cordiera
 Cordiera Gabb, 1864 † accepted as Cordieria Rouault, 1848 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Borsoniidae (Family)
 Cordiera A. Richard ex A.P. de Candolle, 1830 accepted as Alibertia A. Richard ex A.P. de Candolle, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Cordieria
     Cordieria Rouault, 1848 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Borsoniidae (Family)
 Cordieria Monterosato, 1884 accepted as Raphitoma Bellardi, 1847 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Raphitomidae (Family)

Cordiopsis
 Cordiopsis Desvaux ex W. Hamilton, 1825 accepted as Cordia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Boraginales (Order) > Boraginaceae (Family)
     Cordiopsis Cossmann, 1910 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneroida (awaiting allocation) (Family)

Cordioxylon
     Cordioxylon N. Awasthi, 1984 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Boraginales (Order) > Boraginaceae (Family)
 Cordioxylon H. Süss, 1987 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Boraginales (Order) > Boraginaceae (Family)

Cordistes
     Cordistes Dejean, 1825 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Cordistes Dejean, 1821 accepted as Calophaena Klug, 1821 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Cordium
     Cordium Gistl, 1848 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cordium Bechstein, 1794 † accepted as Cardium Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Cardiidae (Family)

Cordonema
 Cordonema Schmidt & Kuntz, 1972 accepted as Skrjabinoclava Sobolev, 1943 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Acuariidae (Family)
 Cordonema Baker, 1981 accepted as Urodelema Baker, 1981 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Kathlaniidae (Family)

Cordula
     Cordula Gray, 1852 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cordula Rafinesque, 1838 accepted as Paphiopedilum Pfitzer, 1886 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Cordyla
     Cordyla Meigen, 1803 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Mycetophilidae (Family)
     Cordyla Loureiro, 1790 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Cordyla Billberg, 1820 accepted as Cordulia Leach, 1815 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Corduliidae (Family)
 Cordyla Blume, 1825 accepted as Nervilia Commerson ex Gaudichaud-Beaupré in Freycinet, 1829 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Cordylanthus
 Cordylanthus Blume, 1856 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Salicaceae (Family)
     Cordylanthus Nuttall ex Bentham in Alph. de Candolle, 1846 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Orobanchaceae (Family)

Cordyle
     Cordyle Boeck, 1862 (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
 Cordyle Thunberg, 1797 accepted as Rhynchophorus Herbst, 1795 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dryophthoridae (Family)

Cordylia
     Cordylia Kirby & Spence, 1828 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Cordylia E.M. Fries, 1818 accepted as Cordyceps E.M. Fries, 1824 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Hypocreales (Order) > Cordycipitaceae (Family)

Cordyline
     Cordyline Commerson ex R. Brown, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Asparagaceae (Family)
 Cordyline Adanson, 1763 accepted as Cordyline Adanson, 1763 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
 Cordyline Persoon, 1805 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)

Cordylocrinus
     Cordylocrinus Angelin, 1878 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Monobathrida (Order) > Monobathrida (awaiting allocation) (Family)
 Cordylocrinus Carpenter, 1891 † accepted as Corylocrinus Koenen, 1886 † · Animalia (Kingdom) > Echinodermata (Phylum) > Rhombifera (Class) > Rhombifera (awaiting allocation) (Order) > Rhombifera (awaiting allocation) (Family)

Cordylogaster
 Cordylogaster Agassiz, 1846 accepted as Cordyligaster Macquart, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
 Cordylogaster Agassiz, 1846 [2] accepted as Cordulegaster Leach, 1815 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Cordulegastridae (Family)

Cordylosoma
     Cordylosoma Roth, 1909 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Cordylosoma Becker, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chloropidae (Family)
     Cordylosoma Voigt, 1904 accepted as Cordylosoma Voigt, 1904 (taxon inquirendum)· Animalia (Kingdom) > Rotifera (Phylum) > Rotifera incertae sedis (Class) > (Order) > (Family)

Cordylus
     Cordylus Laurenti, 1768 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Cordylidae (Family)
     Cordylus Wagler, 1828 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
 Cordylus Gronow in Gray, 1854 accepted as Scomber Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Scombridae (Family)
 Cordylus Schoenherr, 1845 accepted as Rhynchophorus Herbst, 1795 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dryophthoridae (Family)
 Cordylus Gronovius, 1763 accepted as Cordylus Laurenti, 1768 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Cordylidae (Family)

Coregonus
     Coregonus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Salmoniformes (Order) > Salmonidae (Family)
 Coregonus Lacepède, 1803 accepted as Coregonus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Salmoniformes (Order) > Salmonidae (Family)
 Coregonus Jarocki, 1822 accepted as Coregonus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Salmoniformes (Order) > Salmonidae (Family)

Corella
     Corella Alder & Hancock, 1870 · Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) > Phlebobranchia (Order) > Corellidae (Family)
 Corella Vainio, 1890 accepted as Dictyonema C.A. Agardh in Kunth, 1822 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricomycetidae incertae sedis (Order) > Agaricomycetidae incertae sedis (Family)

Corema
     Corema D. Don, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)
 Corema J.S. Presl in Berchtold & J.S. Presl, 1830-1835 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Coremia
     Coremia Audinet-Serville, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Coremia Guenée in Duponchel, 1845 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Coreolenus
     Coreolenus Hupé in Piveteau, 1953, nom. nud. † accepted as Coreolenus Hupé, 1953 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Estaingiidae (Family)
     Coreolenus Hupé, 1953 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Estaingiidae (Family)

Corethrogaster
     Corethrogaster Dejean, 1835 accepted as Corethrogaster Chevrolat, 1855 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Corethrogaster Thomson, 1858 accepted as Cerasphorus Audinet-Serville, 1834 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Corethrogaster White, 1855 accepted as Corethrogaster Chevrolat, 1855 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Corethrogaster Chevrolat, 1855 accepted as Paroeme Aurivillius, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Corethrura
     Corethrura Hope, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Lophopidae (Family)
     Corethrura Gray, 1846 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Corethrura Reichenbach, 1849 accepted as Sarothrura Heine & Reichenbach, 1890 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Gruiformes (Order) > Rallidae (Family)

Corica
 Corica Gray, 1832-35 accepted as Corica Gray, 1832-35 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Labridae (Family)
     Corica Hamilton, 1822 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Clupeiformes (Order) > Clupeidae (Family)

Corina
     Corina Hartmeyer, 1915 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Urochordata (awaiting allocation) (Class) > Urochordata (awaiting allocation) (Order) > Urochordata (awaiting allocation) (Family)
 Corina Giesbrecht, 1891 accepted as Vettoria Wilson, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Sapphirinidae (Family)
 Corina Schweigger, 1820 accepted as Coryne Gaertner in Pallas, 1774 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Corynidae (Family)

Corindum
     Corindum P. Miller, 1754 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Sapindaceae (Family)
 Corindum Adanson, 1763 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Sapindaceae (Family)

Corinna
     Corinna Dominique & Thomas, 2005 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Ephemeroptera (Order) > Baetidae (Family)
     Corinna Koch, 1841 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Corinnidae (Family)
     Corinna P.A.C. Heiberg, 1863 † · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)

Coriolus
 Coriolus Quélet, 1886 accepted as Trametes E.M. Fries, 1836 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Polyporales (Order) > Polyporaceae (Family)
 Coriolus Forster, 1817 accepted as Oriolus Linnaeus, 1766 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Corvidae (Family)

Coriophagus
     Coriophagus Kinzelbach, 1971 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Strepsiptera (Order) > Halictophagidae (Family)
 Coriophagus Graham, 1987 accepted as Aprostocetus Westwood, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eulophidae (Family)

Coris
     Coris Lacepède, 1801 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Labridae (Family)
     Coris Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Primulaceae (Family)

Coriscium
     Coriscium Zeller, 1839 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Coriscium Vainio, 1890 accepted as Lichenomphalia Redhead, Lutzoni, Moncalvo & Vilgalys, 2002 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Hygrophoraceae (Family)

Corixa
     Corixa Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Corixidae (Family)
 Corixa Müller, 1764 accepted as Corixa Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Corixidae (Family)

Corlisia
 Corlisia Dragesco, 1960 accepted as Corlisia Dragesco, 1960 · Chromista (Kingdom) > Ciliophora (Phylum) > Karyorelictea (Class) > Karyorelictida (Order) > Geleiidae (Family)
     Corlisia Dragesco, 1954 (uncertain)· Chromista (Kingdom) > Ciliophora (Phylum) > Karyorelictea (Class) > Karyorelictida (Order) > Geleiidae (Family)

Corma
     Corma Walker, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Zygaenidae (Family)
 Corma Moore, 1881 accepted as Ambadra Moore, 1883 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Notodontidae (Family)

Cormodes
     Cormodes McLachlan, 1871 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Ascalaphidae (Family)
     Cormodes Pascoe, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cleridae (Family)

Cormophora
     Cormophora Bode, 1953 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
 Cormophora Agassiz, 1846 accepted as Pria Stephens, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Nitidulidae (Family)

Cornacchinia
     Cornacchinia Savi, 1837 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Verbenaceae (Family)
 Cornacchinia Endlicher, 1841 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)

Cornalia
     Cornalia Gray, 1858 (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
     Cornalia Lavy, 1830 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Cornea
     Cornea Megerle, 1811 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cornea Stackhouse, 1809 accepted as Gelidium J.V.F. Lamouroux, 1813 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gelidiales (Order) > Gelidiaceae (Family)

Corneana
     Corneana Caziot, 1910 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helicidae (Family)
     Corneana Fagot, 1892 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Sphaeriidae (Family)

Cornelia
     Cornelia Stål, 1866 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Cornelia Mayer, 1887 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cornelia P. Arduino, 1764 accepted as Ammannia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Lythraceae (Family)
 Cornelia Gurkovich & Zolotuhin, 2009 accepted as Odontocheilopteryx Wallengren, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lasiocampidae (Family)
 Cornelia Thomson, 1878 accepted as Polybothris Dupont, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Corneola
     Corneola Held, 1838 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helicidae (Family)
 Corneola Westerlund, 1873 accepted as Corneola Westerlund, 1873 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cornetia
     Cornetia Fischer, 1885 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cornetia Munier-Chalmas, 1884 accepted as Cornetia Munier-Chalmas, 1884 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cornicularia
     Cornicularia (J.C.D. Schreber) G.F. Hoffmann, 1792 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Parmeliaceae (Family)
 Cornicularia Menge, 1869 accepted as Walckenaeria Blackwall, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Linyphiidae (Family)
 Cornicularia Bonorden, 1851 accepted as Clavulinopsis Overeem, 1923 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Clavariaceae (Family)
 Cornicularia Schaerer, 1850 accepted as Alectoria Acharius, 1810 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Parmeliaceae (Family)
 Cornicularia (A.V. Manza) V.J. Chapman & P.G. Parkinson, 1974 accepted as Jania J.V.F. Lamouroux, 1812 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Corallinales (Order) > Corallinaceae (Family)

Corniculina
 Corniculina Klishevich, 1968 † accepted as Karatumina Klishevich, 1991 † · Animalia (Kingdom) > Mollusca (Phylum) > Tentaculita (Class) > Procorniculinida (Order) > Procorniculinidae (Family)
 Corniculina Münster, 1839 † accepted as Caecum Fleming, 1813 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Caecidae (Family)

Corniculum
     Corniculum Herrmannsen, 1847 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Corniculum Odin, 2008 † · Protozoa (Kingdom) > Calcitarcha (Phylum) > (Class) > (Order) > (Family)

Corniger
     Corniger Pengo, 1879 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Branchiopoda (Class) > Diplostraca (Order) > Podonidae (Family)
     Corniger Agassiz in Spix & Agassiz, 1831 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Holocentriformes (Order) > Holocentridae (Family)
 Corniger Böhm, 1879 accepted as Ammothea Leach, 1814 · Animalia (Kingdom) > Arthropoda (Phylum) > Pycnogonida (Class) > Pantopoda (Order) > Ammotheidae (Family)
 Corniger Borradaile, 1915 accepted as Laomenes Clark, 1919 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Palaemonidae (Family)

Cornigera
     Cornigera Amsel, 1935 accepted as Cornigerula Amsel, 1935 (incorrect original spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Cornigera González-Sponga, 1987 accepted as Microminua Sorensen, 1932 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Samoidae (Family)

Corniola
     Corniola Adanson, 1763 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Corniola S.F. Gray, 1821 accepted as Arrhenia E.M. Fries, 1849 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Tricholomataceae (Family)

Cornix
     Cornix Kölreuter, 1767 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Cornix Möhring, 1758 accepted as Cornix Möhring, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Cornix Bonaparte, 1853 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Cornix Forster, 1817 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Cornu
     Cornu Born, 1778 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helicidae (Family)
     Cornu Schumacher, 1817 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cornuella
     Cornuella Stinchcomb, 1986 † · Animalia (Kingdom) > Mollusca (Phylum) > Monoplacophora (Class) > Hypseloconida (Order) > Hypseloconidae (Family)
     Cornuella Shimanskii, 1968 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Orthocerida (Order) > Orthocerida (awaiting allocation) (Family)
 Cornuella W.A. Setchell, 1891 accepted as Tracya H. Sydow & P. Sydow, 1901 · Fungi (Kingdom) > Basidiomycota (Phylum) > Exobasidiomycetes (Class) > Doassansiales (Order) > Doassansiaceae (Family)
     Cornuella Pierre, 1891 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Sapotaceae (Family)

Cornularia
     Cornularia Lamarck, 1816 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Alcyonacea (Order) > Cornulariidae (Family)
 Cornularia P.A. Saccardo, 1884 accepted as Corniculariella P.A. Karsten, 1884 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Dermateaceae (Family)

Cornulina
     Cornulina Conrad, 1853 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Melongenidae (Family)
     Cornulina Coryell & Williamson, 1936 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda incertae sedis (Family)

Cornutella
     Cornutella Feider & Vasiliu, 1969 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Labidostommatidae (Family)
     Cornutella Ehrenberg, 1839 · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Nassellaria (Order) > Theoperidae (Family)

Cornutia
     Cornutia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)
 Cornutia Singh & Singh, 2013 accepted as Olepa Watson in Watson, Fletcher & Nye, 1980 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Cornuticella
     Cornuticella Canu & Bassler, 1927 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Catenicellidae (Family)
     Cornuticella Canu & Lecointre, 1925 † accepted as Cornuticella Canu & Bassler, 1927 (nomen nudum)· Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Vittaticellidae (Family)

Cornwallia
     Cornwallia Wilson, 1932 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Articulata (awaiting allocation) (Family)
     Cornwallia Hoare, 1964 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Anthozoa (awaiting allocation) (Order) > Anthozoa (awaiting allocation) (Family)

Corollonema
     Corollonema Beveridge & Chilton, 1998 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Chabertiidae (Family)
     Corollonema Schlechter, 1914 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)

Corona
     Corona Jekelius, 1932 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Corona Albers, 1850 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Corona Waagen & Jahn in Barrande, 1899 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
 Corona Récluz, 1850 accepted as Clithon Montfort, 1810 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cycloneritimorpha (Order) > Neritidae (Family)
     Corona Vejdovsky, 1881 † (uncertain)· Protozoa (Kingdom) > Sarcomastigota (awaiting allocation) (Phylum) > (Class) > (Order) > Sarcomastigota (awaiting allocation) (Family)
     Corona Yeh & Pessagno, 2013 † · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Entactinaria (Order) > Entactinaria incertae sedis (Family)
     Corona Lefébure & Chenevière, 1938 † · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)

Coronacanthus
     Coronacanthus Spasski, 1954 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Hymenolepididae (Family)
 Coronacanthus Macleay, 1878 accepted as Sarticus Motschoulsky, 1865 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Coronadillo
     Coronadillo Taiti, Paoli & Ferrara, 1998 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Armadillidae (Family)
 Coronadillo Vandel, 1977 accepted as Coronadillo Taiti, Paoli & Ferrara, 1998 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Armadillidae (Family)

Coronaria
     Coronaria Lowe, 1852 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Coronaria Fabricius, 1823 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Coronaria Guettard, 1754 accepted as Silene Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)
 Coronaria Wöhrmann & Koken, 1892 † accepted as Stephanocosmia Cossmann, 1895 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)

Coronaspis
     Coronaspis MacGillivray, 1921 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Diaspididae (Family)
     Coronaspis Wu, 1990 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Phacopida (Order) > Encrinuridae (Family)

Coronaster
     Coronaster Perrier, 1885 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Forcipulatida (Order) > Asteriidae (Family)
 Coronaster E. Martini, 1961 † accepted as Martiniaster A.R. Loeblich Jr. & H. Tappan, 1963 † · Chromista (Kingdom) > Haptophyta (Phylum) > Coccolithophyceae (Class) > Unallocated nannoliths (Order) > Lithostromationaceae (Family)

Corone
     Corone Kaup, 1829 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Corone (Hoffmannsegg ex H.G.L. Reichenbach) Fourreau, 1868 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)
 Corone Mabille, 1878 accepted as Cephrenes Waterhouse & Lyell, 1914 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)
 Corone Fott, 1949 accepted as Chlorcorona Fott, 1967 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Spondylomoraceae (Family)

Coronella
     Coronella Laurenti, 1768 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
 Coronella P.L. Crouan & H.M. Crouan, 1867 accepted as Kickxella E. Coemans, 1862 · Fungi (Kingdom) > Zygomycota (Phylum) > Kickxellomycetes (Class) > Kickxellales (Order) > Kickxellaceae (Family)
 Coronella Goldfuss, 1820 accepted as Stephanoceros Ehrenberg, 1832 · Animalia (Kingdom) > Rotifera (Phylum) > Monogononta (Class) > Collothecaceae (Order) > Collothecidae (Family)
 Coronella Kristan, 1957 † accepted as Coronipora Kristan, 1958 † · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Involutinida (Order) > Involutinidae (Family)

Coronephthya
     Coronephthya Utinomi, 1966 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Alcyonacea (Order) > Nephtheidae (Family)
     Coronephthya Utinomi, 1962 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Alcyonacea (Order) > Nephtheidae (Family)

Coronhelmis
     Coronhelmis Luther, 1948 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Neorhabdocoela (Order) > Promesostomidae (Family)
     Coronhelmis Purasjoki, 1945 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Turbellaria (awaiting allocation) (Order) > Turbellaria (awaiting allocation) (Family)

Coronia
     Coronia Gregorio, 1890 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Neogastropoda (awaiting allocation) (Family)
     Coronia (Ehrenberg ex Grunow) E.C. Ruck & M.D. Guiry, 2016 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > Surirellales (Order) > Surirellaceae (Family)

Coronidium
     Coronidium P.G. Wilson, 2008 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Coronidium Haeckel, 1887 (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Polycystinea (awaiting allocation) (Order) > Radiolaria (awaiting allocation) (Family)

Coronilla
     Coronilla Perner in Barrande, 1907 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Coronilla Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Coronilla Beneden, 1871 accepted as Proleptus Dujardin, 1844 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Physalopteridae (Family)
 Coronilla Wang, 1994 accepted as Orumcekia Koçak & Kemal, 2008 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Agelenidae (Family)

Coronis
 Coronis Gloger, 1827 accepted as Coronis Gloger, 1827 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Coronis Desmarest, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Stomatopoda (Order) > Nannosquillidae (Family)
     Coronis Latreille in Cuvier, 1829 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Coronis Hübner, 1823 accepted as Coronis Hübner, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Coronium
     Coronium Simone, 1996 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Muricidae (Family)
     Coronium Bonorden, 1864 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Coronocephalina
     Coronocephalina Wu, 1979 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
     Coronocephalina Wu MS., 1977 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Coronocephalus
     Coronocephalus Grabau, 1924 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Phacopida (Order) > Encrinuridae (Family)
 Coronocephalus Orlova-Benkovskaya, 1995 accepted as Crownocephalus Özdikmen & Akbulut, 2010 · Animalia (Kingdom) > Arthropoda (Phylum) > Branchiopoda (Class) > Diplostraca (Order) > Daphniidae (Family)
 Coronocephalus Cordeira, 1981 accepted as Coronocephaloides Ceccolini & Cianferoni, 2021 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Hystrignathidae (Family)

Coronocyclus
     Coronocyclus Hay, Mohler & Wade, 1966 † · Chromista (Kingdom) > Haptophyta (Phylum) > Coccolithophyceae (Class) > Coccolithales (Order) > Coccolithaceae (Family)
     Coronocyclus Hartwich, 1986 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Strongylidae (Family)

Coronoides
 Coronoides Giebel, 1872 accepted as Coronoides Giebel, 1872 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Coronoides Y. Zhang, 1978 † · Plantae (Kingdom) > Rhodophyta (Phylum) > (Class) > Rhodophyta (awaiting allocation) (Order) > Rhodophyceae (awaiting allocation) (Family)

Coronopsis
     Coronopsis Pan, 1982 † · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca incertae sedis (Class) > Gastropoda/Monoplacophora incertae sedis (Order) > Euomphalina (awaiting allocation) (Family)
     Coronopsis Waterhouse, 1963 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)
     Coronopsis O. Wetzel, 1961 † · Plantae (Kingdom) > Acritarcha (Phylum) > (Class) > (Order) > (Family)

Coronopus
 Coronopus P. Miller, 1754 accepted as Coronopus P. Miller, 1754 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Plantaginaceae (Family)
 Coronopus Zinn, 1757 accepted as Lepidium Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Coronosphaera
     Coronosphaera K.R. Gaarder in K.R. Gaarder & B.R. Heimdal, 1977 · Chromista (Kingdom) > Haptophyta (Phylum) > Coccolithophyceae (Class) > Syracosphaerales (Order) > Syracosphaeraceae (Family)
     Coronosphaera Haeckel, 1887 (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Spumellaria (Order) > Collozoidae (Family)

Coronostoma
     Coronostoma Rao, 1958 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Thelastomatidae (Family)
     Coronostoma F.E. Neely, 1951 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > Lyginopteridales (Order) > Lyginopteridales (awaiting allocation) (Family)

Coronula
     Coronula Bruguière, 1792 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Sessilia (Order) > Coronulidae (Family)
     Coronula Lamarck, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Sessilia (Order) > Coronulidae (Family)

Corralia
     Corralia Roewer, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Gonyleptidae (Family)
     Corralia Walcott, 1920 † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)

Correa
     Correa H.C. Andrews, 1798 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)
     Correa Navás, 1914 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Neuroptera (awaiting allocation) (Family)
 Correa Fauvel, 1878 accepted as Aleochara Gravenhorst, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Corrhecerus
     Corrhecerus Schoenherr, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Anthribidae (Family)
     Corrhecerus Schönherr, 1823 accepted as Corrhecerus Schoenherr, 1826 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Anthribidae (Family)

Corrigiola
     Corrigiola Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)
 Corrigiola O. Kuntze, 1891 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)

Corrosina
     Corrosina Thalmann, 1956 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Globigerinida (Order) > Guembelitriidae (Family)
     Corrosina Nyirö, 1954 † accepted as Corrosina Thalmann, 1956 † (nomen nudum)· Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Globigerinida (Order) > Guembelitriidae (Family)

Corrugaria
     Corrugaria Conrad, 1853 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Corrugaria Métrod, 1949 accepted as Mycena (Persoon) H.F.A. Roussel, 1806 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Mycenaceae (Family)

Corthya
     Corthya Pomel, 1883 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Euechinoidea incertae sedis (Order) > Tithoniidae (Family)
     Corthya Pomel, 1872 † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)

Corthylomimus
 Corthylomimus Ferrari, 1867 accepted as Monarthrum Kirsch, 1866 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Corthylomimus Schedl, 1972 accepted as Corthyloderes Schedl, 1974 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Corticella
     Corticella Ehrenberg, 1872 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Corticella Sollas, 1888 accepted as Calthropella Sollas, 1888 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Astrophorida (Order) > Calthropellidae (Family)

Corticium
     Corticium Persoon, 1794 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Corticiales (Order) > Corticiaceae (Family)
     Corticium S.F. Gray, 1821 (uncertain)· Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Thelephorales (Order) > Thelephoraceae (Family)
     Corticium Schmidt, 1862 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Homosclerophorida (Order) > Plakinidae (Family)
 Corticium E.M. Fries, 1835 accepted as Phanerochaete P.A. Karsten, 1889 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Polyporales (Order) > Phanerochaetaceae (Family)
 Corticium Topsent, 1895 accepted as Corticium Schmidt, 1862 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Homosclerophorida (Order) > Plakinidae (Family)

Corticus
     Corticus Latreille in Cuvier, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Zopheridae (Family)
     Corticus Dejean, 1821 accepted as Corticus Latreille in Cuvier, 1829 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Zopheridae (Family)

Corus
     Corus Pascoe, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Corus Jousseaume, 1877 accepted as Corus Jousseaume, 1877 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Strophocheilidae (Family)

Corvina
 Corvina Hahn, 1822 accepted as Coracina Vieillot, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Corvidae (Family)
 Corvina Cuvier, 1829 accepted as Sciaena Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Serranidae (Family)

Corvinella
     Corvinella Lesson, 1830-31 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Laniidae (Family)
 Corvinella Spasskaya & Spasskii, 1971 accepted as Paroniella Fuhrmann, 1920 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Davaineidae (Family)

Corybas
     Corybas Westwood in Doubleday & Westwood, 1850 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Corybas R.A. Salisbury, 1807 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Corybas Gray, 1867 accepted as Amphilectus Vosmaer, 1880 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Poecilosclerida (Order) > Esperiopsidae (Family)

Corycella
     Corycella Léger, 1892 · Chromista (Kingdom) > Miozoa (Phylum) > Gregarinomorphea (Class) > Arthrogregarida (Order) > Actinocephalidae (Family)
 Corycella Farran, 1911 accepted as Farranula Wilson, 1932 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Corycaeidae (Family)

Corycia
     Corycia Duponchel in Godart, 1829 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Corycia Hübner, 1823 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Corycia Hübner, 1825 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
 Corycia Reuss, 1862 accepted as Microcorycia Cockerell, 1911 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Tubulinea (Class) > Arcellinida (Order) > Microcoryciidae (Family)
 Corycia Baly, 1864 accepted as Corysthea Baly, 1865 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Corycus
     Corycus Kjellman, 1889 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Ectocarpales (Order) > Chordariaceae (Family)
 Corycus Saussure, 1862 accepted as Corycoides Uvarov, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
 Corycus Cuvier, 1814 accepted as Symphodus Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Labridae (Family)

Corydalia
 Corydalia Giebel, 1872 accepted as Corydalia Giebel, 1872 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Corydalia Billberg, 1820 accepted as Corydalus Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Megaloptera (Order) > Corydalidae (Family)

Corydalis
     Corydalis Morris, 1837 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Corydalis Boie, 1826 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Corydalis A.P. de Candolle in Lamarck & A.P. de Candolle, 1805 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Papaveraceae (Family)
 Corydalis Ventenat, 1804 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Papaveraceae (Family)
 Corydalis Medikus, 1789 accepted as Corydalis Medikus, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Papaveraceae (Family)
 Corydalis Latreille, 1805 accepted as Corydalus Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Megaloptera (Order) > Corydalidae (Family)

Corydalla
     Corydalla Vigors, 1825 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Corydalla N.F. [S.D.W.], 1835 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Corydalla Walker, 1856 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Corydon
     Corydon Wagler, 1832 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Psittaciformes (Order) > Psittacidae (Family)
     Corydon Hewitson, 1869 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Corydon Lesson, 1828 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Eurylaimidae (Family)
     Corydon Gloger, 1841 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Alaudidae (Family)
 Corydon Deyrolle, 1864 accepted as Deyrollius Obenberger, 1922 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Corydus
     Corydus Dresser, 1902 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Corydus Billberg, 1828 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Coryellina
 Coryellina Kellett, 1935 † accepted as Coryellites Kellett, 1936 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Palaeocopida (Order) > Graviidae (Family)
 Coryellina Bradfield, 1935 † accepted as Ceritta Jordan, 1970 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Palaeocopida (Order) > Primitiopsidae (Family)

Corylobium
     Corylobium Mordvilko, 1929 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphididae (Family)
     Corylobium Mordvilko, 1914 accepted as Corylobium Mordvilko, 1914 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphididae (Family)

Corymbia
     Corymbia Walker, 1865 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Corymbia K.D. Hill & L.A.S. Johnson, 1995 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Myrtaceae (Family)
 Corymbia Des Gozis, 1886 accepted as Leptura Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Corymbites
     Corymbites Obut & Sobolevskaia in Obut, Sobolevskaia & Nikolaev, 1967 † (uncertain)· Animalia (Kingdom) > Hemichordata (Phylum) > Hemichordata (awaiting allocation) (Class) > Hemichordata (awaiting allocation) (Order) > Hemichordata (awaiting allocation) (Family)
 Corymbites Latreille, 1834 accepted as Ctenicera Latreille, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Corymbopora
     Corymbopora Michelin, 1846 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Corymboporidae (Family)
 Corymbopora Lang, 1916 † accepted as Corymboporella Lang, 1917 † · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Cheilostomatida (awaiting allocation) (Family)

Coryna
     Coryna Lepeletier & Serville, 1828 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)
     Coryna Wolff in Wolff, 1811 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Coryna Bosc, 1802 accepted as Coryne Gaertner in Pallas, 1774 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Corynidae (Family)
 Coryna Westerlund, 1887 † accepted as Agardhia Gude, 1911 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Pupillidae (Family)
 Coryna Billberg, 1813 accepted as Hycleus Latreille in Cuvier, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Meloidae (Family)
 Coryna Walker, 1846 accepted as Coruna Walker, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)

Corynaea
     Corynaea Turner, 1920 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Gelechiidae (Family)
     Corynaea J.D. Hooker, 1856 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Balanophoraceae (Family)

Coryne
     Coryne C.G.D. Nees, 1816 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Helotiaceae (Family)
     Coryne Gaertner in Pallas, 1774 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Corynidae (Family)

Corynella
 Corynella A.P. de Candolle, 1825 accepted as Poitea Ventenat, 1807 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Corynella Boudier, 1885 accepted as Claussenomyces W. Kirschstein, 1923 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Tympanidaceae (Family)
     Corynella Zittel, 1878 † accepted as Endostoma Roemer, 1864 † (junior objective synonym)· Animalia (Kingdom) > Porifera (Phylum) > Calcarea (Class) > Stellispongiida (Order) > Endostomatidae (Family)

Corynephorus
     Corynephorus Schönherr, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Corynephorus Palisot de Beauvois, 1812 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Corynesporina
     Corynesporina Subramanian in Gams, Seifert & Morgan-Jones, 2009 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Corynesporina Subramanian, 1994 accepted as Corynesporina Subramanian in Gams, Seifert & Morgan-Jones, 2009 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Corynetes
     Corynetes Haeckel, 1879 accepted as Corynetes Haeckel, 1879 (nomen dubium)· Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Sphaerocorynidae (Family)
 Corynetes Hazslinszky, 1881 accepted as Geoglossum Persoon, 1794 · Fungi (Kingdom) > Ascomycota (Phylum) > Geoglossomycetes (Class) > Geoglossales (Order) > Geoglossaceae (Family)
 Corynetes Paykull, 1798 accepted as Korynetes Herbst in Jablonsky, 1792 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cleridae (Family)

Corynetis
 Corynetis Brooks, 1883 accepted as Linvillea Mayer, 1910 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Corynidae (Family)
     Corynetis Luo & Hu in Luo, Hu, Chen, Zhang & Tao, 1999 † · Animalia (Kingdom) > Priapulida (Phylum) > Priapulimorpha (Class) > Priapulimorphida (Order) > Corynetidae (Family)

Corynites
     Corynites Kozlowski, 1956 † · Animalia (Kingdom) > Hemichordata (Phylum) > Graptolithina (Class) > Graptoloidea (Order) > Glossograptidae (Family)
 Corynites M.J. Berkeley & M.A. Curtis, 1853 accepted as Mutinus E.M. Fries, 1849 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Phallales (Order) > Phallaceae (Family)
 Corynites Lendenfeld, 1884 accepted as Linvillea Mayer, 1910 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Corynidae (Family)

Corynitis
     Corynitis Menge in Berendt, 1854 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
     Corynitis Geyer in Hübner, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Corynitis K.P.J. Sprengel, 1827 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Corynitis McCrady, 1859 accepted as Sphaerocoryne Pictet, 1893 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Sphaerocorynidae (Family)

Corynocera
     Corynocera Zetterstedt, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chironomidae (Family)
 Corynocera Blanchard, 1840 accepted as Macroglenes Westwood, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)

Corynocerus
     Corynocerus Dejean, 1833 accepted as Carpelimus Leach in Samouelle, 1819 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Corynocerus Eichelbaum, 1915 accepted as Carpelimus Leach in Samouelle, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Corynoides
     Corynoides Nicholson, 1867 † · Animalia (Kingdom) > Hemichordata (Phylum) > Graptolithina (Class) > Graptoloidea (Order) > Glossograptidae (Family)
 Corynoides S.F. Gray, 1821 accepted as Calocera (E.M. Fries) E.M. Fries, 1828 · Fungi (Kingdom) > Basidiomycota (Phylum) > Dacrymycetes (Class) > Dacrymycetales (Order) > Dacrymycetaceae (Family)

Corynomalus
     Corynomalus Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Endomychidae (Family)
     Corynomalus Erichson, 1847 accepted as Corynomalus Chevrolat in Dejean, 1836 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Endomychidae (Family)
     Corynomalus Gerstaecker, 1857 accepted as Corynomalus Chevrolat in Dejean, 1836 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Endomychidae (Family)

Corynomorpha
     Corynomorpha J.G. Agardh, 1872 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Halymeniales (Order) > Halymeniaceae (Family)
 Corynomorpha Wiegmann, 1836 accepted as Corymorpha M. Sars, 1835 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Corymorphidae (Family)

Corynophora
     Corynophora Berg, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Crambidae (Family)
 Corynophora Schrader ex K.P.J. Sprengel, 1827 accepted as Corynophora Schrader ex K.P.J. Sprengel, 1827 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Capparaceae (Family)
 Corynophora accepted as Corynephora C.A. Agardh, 1824 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Ectocarpales (Order) > Chordariaceae (Family)

Corynophrya
     Corynophrya Curds, 1987 · Chromista (Kingdom) > Ciliophora (Phylum) > Phyllopharyngea (Class) > Exogenida (Order) > Corynophryidae (Family)
     Corynophrya Kahl, 1934 accepted as Corynophrya Curds, 1987 (nomen nudum)· Chromista (Kingdom) > Ciliophora (Phylum) > Phyllopharyngea (Class) > Exogenida (Order) > Corynophryidae (Family)

Corynoscelis
     Corynoscelis Burmeister, 1847 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Corynoscelis Boheman, 1858 accepted as Hyperoscelis Hardy & Nagatomi, 1960 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Canthyloscelidae (Family)

Corynotheca
     Corynotheca R. Ochyra, 1991 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Funariales (Order) > Funariaceae (Family)
     Corynotheca F. von Mueller ex Bentham, 1878 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Asphodelaceae (Family)

Corynura
     Corynura Spinola in Gay, 1851 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Halictidae (Family)
 Corynura Brady, 1883 accepted as Tortanus Giesbrecht in Giesbrecht & Schmeil, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Calanoida (Order) > Tortanidae (Family)

Corynuropsis
     Corynuropsis Cockerell, 1901 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Corynuropsis Scott, 1892 accepted as Mormonilla Giesbrecht, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Mormonilloida (Order) > Mormonillidae (Family)

Corypha
     Corypha Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Arecales (Order) > Arecaceae (Family)
 Corypha Gray, 1840 accepted as Mirafra Horsfield, 1821 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Alaudidae (Family)
 Corypha Walker, 1860 accepted as Cotta Fletcher, 1979 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)

Coryphaea
     Coryphaea McLeay in Smith, 1838 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Coryphaea Swainson, 1838 accepted as Coryphaena Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Coryphaenidae (Family)

Coryphaena
     Coryphaena Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Coryphaenidae (Family)
 Coryphaena Houttuyn, 1782 accepted as Branchiostegus Rafinesque, 1815 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Malacanthidae (Family)
     Coryphaena Coues, 1889 accepted as Coryphaena Coues, 1889 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)

Coryphaenoides
     Coryphaenoides Gunnerus, 1765 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gadiformes (Order) > Macrouridae (Family)
 Coryphaenoides Oken, 1816 accepted as Coryphaenoides Oken, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Coryphaenoides Lacepède, 1801 accepted as Branchiostegus Rafinesque, 1815 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Malacanthidae (Family)

Coryphaeus
     Coryphaeus Cambridge, 1894 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Linyphiidae (Family)
     Coryphaeus Fieber, 1866 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)
     Coryphaeus Gistl, 1848 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Coryphaeus Marseul, 1864 accepted as Procoryphaeus Mazur, 1984 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)

Coryphe
     Coryphe Gistl, 1848 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
 Coryphe McLeay in Smith, 1838 accepted as Dicheros Gory & Percheron, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Coryphium
     Coryphium Stephens, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Coryphium Stephens, 1833 accepted as Coryphium Stephens, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Coryphium Stephens, 1829 accepted as Coryphium Stephens, 1834 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Coryphium Curtis, 1829 accepted as Coryphium Stephens, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Coryphodon
     Coryphodon Owen, 1845 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cimolesta (Order) > Coryphodontidae (Family)
     Coryphodon Duméril & Bibron, 1854 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)

Coryphomodes
     Coryphomodes Jeannel, 1960 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Coryphomodes Jeannel, 1959 accepted as Coryphomodes Jeannel, 1960 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Coryphophylax
     Coryphophylax Steindachner, 1867 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Agamidae (Family)
     Coryphophylax Fitzinger, 1861 accepted as Coryphophylax Steindachner, 1867 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Agamidae (Family)

Coryphus
 Coryphus Commerson in Lacepède, 1801 accepted as Coryphaena Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Coryphaenidae (Family)
 Coryphus Csiki, 1902 accepted as Idiophyes Blackburn, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Endomychidae (Family)

Corys
     Corys Reichenbach, 1850 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Corys Link, 1807 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)

Corysanthera
 Corysanthera Decaisne ex Regel, 1852 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)
 Corysanthera N. Wallich ex Endlicher, 1839 accepted as Rhynchotechum Blume, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)

Coryssopus
     Coryssopus Schoenherr, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Coryssopus Schönherr, 1825 accepted as Coryssopus Schoenherr, 1826 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Corystes
     Corystes Bosc, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Corystidae (Family)
 Corystes Mulsant, 1850 accepted as Meltema Özdikmen, 2007 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
 Corystes Latreille, 1802 accepted as Corystes Bosc, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Corystidae (Family)
 Corystes Reinhard, 1865 accepted as Polystenus Förster, 1862 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Braconidae (Family)

Corystion
 Corystion Klein, 1776 accepted as Trigla Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Triglidae (Family)
 Corystion Rafinesque, 1810 accepted as Trachinus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Dactylopteridae (Family)

Corythaeolus
     Corythaeolus Kaup, 1828 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Corytophanidae (Family)
 Corythaeolus Sundevall, 1873 accepted as Corythaeola Heine, 1860 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Cuculiformes (Order) > Musophagidae (Family)

Corythea
     Corythea Duponchel, 1845 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Corythea S. Watson, 1887 accepted as Acalypha Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)

Corythocrinus
     Corythocrinus Kirk, 1946 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Cladida (Order) > Cladida (awaiting allocation) (Family)
     Corythocrinus Strimple, 1961 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Crinoidea (awaiting allocation) (Order) > Crinoidea (awaiting allocation) (Family)

Corythophora
     Corythophora Braun, 1915 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lyonetiidae (Family)
     Corythophora Loew, 1862 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Corythophora Stål, 1869 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Corythophora Knuth in Engler, 1939 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Lecythidaceae (Family)
 Corythophora Ferrer-Hernandez, 1932 accepted as Ijimalophus Van Soest & Hooper in Van Soest, Hooper & Butler, 2020 · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Amphidiscosida (Order) > Pheronematidae (Family)

Corytophanes
     Corytophanes Boie in Schlegel, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Corytophanidae (Family)
     Corytophanes Boie in Férussac, 1826, nom. nud. accepted as Corytophanes Boie in Schlegel, 1826 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Corytophanidae (Family)

Coscinia
 Coscinia Dejean, 1831 accepted as Cymbionotum Baudi, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Coscinia Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Coscinium
     Coscinium Keyserling, 1846 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cystoporida (Order) > Cystoporida (awaiting allocation) (Family)
     Coscinium Colebrooke, 1821 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Menispermaceae (Family)
 Coscinium Endlicher, 1836 accepted as Lamproderma Rostafinski, 1873 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Myxomycetes (Class) > Physarales (Order) > Lamprodermataceae (Family)

Coscinodiscus
     Coscinodiscus Ehrenberg, 1839 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Coscinodiscophyceae (Class) > Coscinodiscales (Order) > Coscinodiscaceae (Family)
     Coscinodiscus Schrammen, 1936 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Lithistida (Order) > Lithistida (awaiting allocation) (Family)

Coscinoptycha
     Coscinoptycha Meyrick, 1881 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Carposinidae (Family)
     Coscinoptycha Taylor, 1910 † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Archaeocyatha (Class) > Ajacicyathida (Order) > Ethmocoscinidae (Family)

Cosmarium
     Cosmarium Corda ex Ralfs, 1848 · Plantae (Kingdom) > Charophyta (Phylum) > Zygnematophyceae (Class) > Desmidiales (Order) > Desmidiaceae (Family)
 Cosmarium Dulac, 1867 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Ranunculaceae (Family)

Cosmeodillo
 Cosmeodillo Vandel, 1972 accepted as Cubaris Brandt, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Armadillidae (Family)
     Cosmeodillo Vandel, 1973 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Armadillidae (Family)

Cosmetira
     Cosmetira Forbes, 1848 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Mitrocomidae (Family)
 Cosmetira Hartlaub, 1909 accepted as Cosmetira Forbes, 1848 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Mitrocomidae (Family)

Cosmia
     Cosmia Ochsenheimer, 1816 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Cosmia Dombey ex A.L. Jussieu, 1789 accepted as Calandrinia Kunth in Humboldt, Bonpland & Kunth, 1823 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Montiaceae (Family)

Cosmibuena
     Cosmibuena Ruiz & Pavón, 1802 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Cosmibuena Ruiz & Pavón, 1794 accepted as Cosmibuena Ruiz & Pavón, 1794 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rosaceae (Family)

Cosmina
     Cosmina Robineau-Desvoidy, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Rhiniidae (Family)
     Cosmina Perner in Barrande, 1903 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Microdomatidae (Family)

Cosmius
     Cosmius Duméril, 1805 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
 Cosmius Fåhraeus, 1872 accepted as Zoocosmius Fåhraeus in Harold, 1872 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Cosmius Perty, 1832 accepted as Cosmisoma Audinet-Serville, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Cosmocephalus
     Cosmocephalus Schoch, 1896 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Cosmocephalus Molin, 1858 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Acuariidae (Family)

Cosmocerus
     Cosmocerus Guérin-Méneville, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Cosmocerus Dejean, 1835 accepted as Cosmocerus Guérin-Méneville, 1844 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Cosmocerus Solier in Gay, 1849 accepted as Cerocosmus Gemminger in Harold, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Anobiidae (Family)

Cosmoderus
     Cosmoderus Lucas, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
     Cosmoderus Chamberlin, 1939 accepted as Cosmoderes Eichhoff, 1878 (misspelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cosmogaster
     Cosmogaster Faust, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Cosmogaster Koch, 1956 accepted as Kochogaster Kamiński & Raś, 2011 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cosmonota
     Cosmonota Dejean, 1834 accepted as Cosmonota Blanchard, 1842 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Cosmonota Blanchard, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Cosmonotus
     Cosmonotus White, 1848 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Raninidae (Family)
     Cosmonotus Adams & White in White, 1847 accepted as Cosmonotus White, 1848 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Raninidae (Family)

Cosmophiline
     Cosmophiline Berger, 1953 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cephalaspidea (Order) > Cephalaspidea (awaiting allocation) (Family)
     Cosmophiline Berger, 1949 † accepted as Cosmophiline Berger, 1953 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cephalaspidea (Order) > Cephalaspidea (awaiting allocation) (Family)

Cosmophyllum
     Cosmophyllum Vollbrecht, 1922 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Cosmophyllum Blanchard in Gay, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
     Cosmophyllum K.H.E. Koch, 1855 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Cosmopolites
     Cosmopolites Chevrolat, 1885 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dryophthoridae (Family)
     Cosmopolites Duchassaing & Michelotti, 1864 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Cosmorhinus
     Cosmorhinus Schoenherr, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Cosmorhinus Schönherr, 1823 accepted as Cosmorhinus Schoenherr, 1826 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cosmorrhipis
     Cosmorrhipis Simon, 1919 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Cosmorrhipis Jacobson & Bianchi, 1902 accepted as Cosmorrhipis Jacobson & Bianchi, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)

Cosmosoma
 Cosmosoma Gemminger & Harold, 1872 accepted as Cosmisoma Audinet-Serville, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Cosmosoma Agassiz, 1846 accepted as Cosmisoma Audinet-Serville, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Cosmosoma Hübner, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
     Cosmosoma Gahan & Fagan, 1923 accepted as Cosmocoma Förster, 1856 (misspelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Mymaridae (Family)

Cosmosporites
 Cosmosporites J.B. Richardson, 1960 † accepted as · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
     Cosmosporites T. Nilsson, 1958 † · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)

Cosmotoma
     Cosmotoma Blanchard, 1845 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Cosmotoma Dejean, 1835 accepted as Cosmotoma Blanchard, 1845 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Cosmus
     Cosmus d'Orbigny (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
     Cosmus Dejean, 1821 accepted as Polydrusus Germar, 1817 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cossmannella
     Cossmannella Mayer, 1896 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneroida (awaiting allocation) (Family)
     Cossmannella Böttger, 1963 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)

Cossmannia
     Cossmannia Babor, 1897 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cossmannia Newton, 1891 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Zebinidae (Family)

Cossus
     Cossus Fabricius, 1793 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Cossidae (Family)
 Cossus Kirkaldy, 1906 accepted as Coccus Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Coccidae (Family)

Cossyphodes
     Cossyphodes Westwood, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
 Cossyphodes Bleeker, 1860 accepted as Choerodon Bleeker, 1847 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Labridae (Family)

Cossyphus
     Cossyphus Dumont, 1823 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Meliphagidae (Family)
     Cossyphus Rafinesque, 1815 accepted as Cossyphus Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Cossyphus Olivier, 1791 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
 Cossyphus Valenciennes in Cuvier & Valenciennes, 1839 accepted as Bodianus Bloch, 1790 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Labridae (Family)
 Cossyphus Blyth, 1846 accepted as Cossypha Vigors, 1825 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Muscicapidae (Family)
 Cossyphus McClelland, 1844 accepted as Clarias Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Clariidae (Family)

Costa
     Costa Neviani, 1928 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Trachyleberididae (Family)
     Costa Vellozo, 1829 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)
 Costa Xu & Ling, 2012 accepted as Corymorpha M. Sars, 1835 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Corymorphidae (Family)

Costaea
     Costaea Tiberi, 1881 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Costaea A. Richard in R. de la Sagra, 1850 accepted as Purdiaea Planchon, 1846 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Clethraceae (Family)

Costaria
 Costaria Golikov, 1977 accepted as Neptunea Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Buccinidae (Family)
     Costaria Greville, 1830 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Laminariales (Order) > Agaraceae (Family)

Costarica
     Costarica Koçak & Kemal, 2008 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Romaleidae (Family)
 Costarica Mengual & Thompson, 2009 accepted as Allograpta Osten-Sacken, 1875 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)
 Costarica L.D. Gómez, 1983 accepted as Sicyos Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cucurbitales (Order) > Cucurbitaceae (Family)

Costaricia
     Costaricia Loomis, 1966 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Chordeumatida (Order) > Cleidogonidae (Family)
 Costaricia Christ, 1909 accepted as Dennstaedtia Bernhardi, 1801 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Dennstaedtiaceae (Family)

Costatella
     Costatella Kimakowicz, 1890 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Costatella Dall, 1870 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Costatheca
     Costatheca Missarzhevsky in Rozanov, Missarzhevsky et al., 1969 † · Animalia (Kingdom) > Hyolitha (Phylum) > (Class) > Circothecida (Order) > Circothecida (awaiting allocation) (Family)
     Costatheca J.W. Hall, 1967 † (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryophyta (awaiting allocation) (Class) > Bryophyta (awaiting allocation) (Order) > Bryophyta (awaiting allocation) (Family)

Costatipollenites
     Costatipollenites E.V. Semenova, 1970 † (uncertain)· Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
 Costatipollenites B.S. Venkatachala & M.S. Rawat, 1973 † accepted as · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)

Costellaria
 Costellaria Swainson, 1840 accepted as Vexillum Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Costellariidae (Family)
 Costellaria Muir-Wood & Cooper, 1960 † accepted as Costellarina Cooper & Muir-Wood, 1967 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Aulostegidae (Family)

Costellarina
     Costellarina Cooper & Muir-Wood, 1967 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Aulostegidae (Family)
 Costellarina Yang, 1991 † accepted as Costellarina Cooper & Muir-Wood, 1967 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Aulostegidae (Family)

Costia
     Costia Kirchner, 1867 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Costia Willkomm, 1858 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Costia Willkomm, 1860 accepted as Agropyron J. Gaertner, 1770 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Costia Leclerq, 1890 accepted as Ichthyobodo Pinto, 1928 · Protozoa (Kingdom) > Euglenozoa (Phylum) > Kinetoplastea (Class) > Prokinetoplastida (Order) > Ichthyobodonidae (Family)

Costifera
     Costifera Menakova in Menakova & Sabirov, 1988 † (uncertain)· Animalia (Kingdom) > Brachiopoda (Phylum) > Brachiopoda (awaiting allocation) (Class) > Brachiopoda (awaiting allocation) (Order) > Brachiopoda (awaiting allocation) (Family)
     Costifera Senowbari-Daryan, 1983 † · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Miliolida (Order) > Nubeculariidae (Family)

Costirhynchia
     Costirhynchia Buckman, 1917 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Rhynchonellida (Order) > Rhynchonellidae (Family)
     Costirhynchia Dagis, 1974 † (uncertain)· Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Rhynchonellida (Order) > Cyclothyrididae (Family)
     Costirhynchia Buckman, 1914 † accepted as Costirhynchia Buckman, 1917 † (nomen nudum)· Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Rhynchonellida (Order) > Rhynchonellidae (Family)

Costularia
     Costularia C.B. Clarke in Thiselton-Dyer, 1898 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Cyperaceae (Family)
     Costularia Scudder, 1882 accepted as Costularia Scudder, 1882 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Costularia Y. Petrov & I. Gusarova in I. Gusarova & Y. Petrov, 1971 accepted as Costulariella N.G. Kloczcova & T.A. Kloczcova, 2010 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Laminariales (Order) > (Family)

Costulofusus
     Costulofusus Cossmann, 1896 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Costulofusus de Gregorio, 1894 † accepted as Lyrofusus de Gregorio, 1880 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Buccinidae (Family)

Cota
     Cota Bolivar, 1887 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tetrigidae (Family)
     Cota J. Gay ex Gussone, 1845 (?) · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Cothurus
     Cothurus Champion, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Mordellidae (Family)
 Cothurus Palmer, 1899 accepted as Cacajao Lesson, 1840 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Pitheciidae (Family)

Cotinga
     Cotinga Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Tyrannidae (Family)
     Cotinga Thunberg, 1823 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Cotinga Rafinesque, 1815 accepted as Cotinga Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Cotteaudia
     Cotteaudia Lambert, 1910 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Phymosomatoida (Order) > Phymosomatoida (awaiting allocation) (Family)
 Cotteaudia Desor, 1856 † accepted as Cottaldia Desor, 1856 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Arbacioida (Order) > Arbaciidae (Family)

Cottiusculus
     Cottiusculus Schmidt, 1904 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Cottidae (Family)
     Cottiusculus Jordan & Starks, 1904 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Cottidae (Family)

Cottonia
     Cottonia R. Wight, 1851 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Cottonia Iredale, 1934 accepted as Livonia Gray, 1855 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Volutidae (Family)

Cottonus
 Cottonus Hoser, 2009 accepted as Aechmophrys Coues, 1875 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Viperidae (Family)
 Cottonus Hoser, 2012 accepted as Crotalus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Viperidae (Family)

Cotulina
     Cotulina Agassiz, 1862 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Cotulina Pomel, 1874 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Coturnicops
     Coturnicops G.R. Gray, 1855 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Gruiformes (Order) > Rallidae (Family)
     Coturnicops Bonaparte, 1854, nom. nud. accepted as Coturnicops G.R. Gray, 1855 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Gruiformes (Order) > Rallidae (Family)
 Coturnicops Bonaparte, 1854 accepted as Coturnicops G.R. Gray, 1855 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Gruiformes (Order) > Rallidae (Family)

Coturnix
     Coturnix Bonnaterre, 1790 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Galliformes (Order) > Phasianidae (Family)
     Coturnix Cuvier, 1800 accepted as Coturnix Cuvier, 1800 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Coturnix Möhring, 1758 accepted as Coturnix Möhring, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Coturnix Brisson, 1760 accepted as Coturnix Bonnaterre, 1790 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Galliformes (Order) > Phasianidae (Family)

Cotyledon
     Cotyledon Bradley, 1922 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Cotyledon Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Crassulaceae (Family)
 Cotyledon J. Brun, 1891 † accepted as · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)

Cotyliscus
     Cotyliscus Desvaux, 1815 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
     Cotyliscus King, 1943 † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)

Cotylosoma
     Cotylosoma Baltzer in Kükenthal & Krumbach, 1931 (uncertain)· Animalia (Kingdom) > Animalia (awaiting allocation) (Phylum) > Animalia (awaiting allocation) (Class) > Animalia (awaiting allocation) (Order) > Animalia (awaiting allocation) (Family)
     Cotylosoma Wood-Mason, 1878 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phasmatodea (Order) > Phasmatidae (Family)

Coua
     Coua Schinz in Cuvier, 1821 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Cuculiformes (Order) > Cuculidae (Family)
     Coua Oken, 1817 accepted as Coua Oken, 1817 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Couchia
     Couchia W.W. Martin, 1981 · Chromista (Kingdom) > Pseudofungi (Phylum) > Oomycetes (Class) > Saprolegniales (Order) > Saprolegniaceae (Family)
 Couchia Thompson, 1839 accepted as Ciliata Couch, 1832 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gadiformes (Order) > Lotidae (Family)
 Couchia Agassiz, 1846 accepted as Monopterus Lacepède, 1800 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Synbranchiformes (Order) > Synbranchidae (Family)

Coula
     Coula Peters & Peters, 1980 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Ephemeroptera (Order) > Leptophlebiidae (Family)
     Coula Baillon, 1862 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Olacaceae (Family)

Coulterella
     Coulterella Zebrowski, 1936 † · Fungi (Kingdom) > Chytridiomycota (Phylum) > Chytridiomycetes (Class) > Cladochytriales (Order) > Cladochytriaceae (Family)
     Coulterella Timoshkin, 2004 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Rhabdocoela (Order) > Rhynchokarlingiidae (Family)
     Coulterella G. Vasey & J.N. Rose, 1890 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Coulterella Van Tieghem, 1909 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Dipsacales (Order) > Caprifoliaceae (Family)

Courtoisia
     Courtoisia Barraclough, 1993 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Micropezidae (Family)
 Courtoisia L. Marchand, 1830 accepted as Rinodina (Acharius) S.F. Gray, 1821 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Teloschistales (Order) > Physciaceae (Family)
 Courtoisia H.G.L. Reichenbach, 1837 accepted as Collomia Nuttall, 1818 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Polemoniaceae (Family)
 Courtoisia C.G.D. Nees, 1834 accepted as Courtoisina J. Soják, 1980 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Cyperaceae (Family)

Couthouyia
     Couthouyia Agassiz, 1862 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Couthouyia A. Adams, 1860 accepted as Macromphalus S. V. Wood, 1842 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Vanikoridae (Family)

Coutinia
 Coutinia J.V. Almeida & Sousa da Câmara, 1903 accepted as Botryosphaeria Cesati & G. De Notaris, 1863 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Botryosphaeriales (Order) > Botryosphaeriaceae (Family)
 Coutinia Vellozo, 1799 accepted as Aspidosperma C.F.P. Martius & Zuccarini, 1824 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)

Covellia
 Covellia Gasparrini, 1844 accepted as Ficus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Moraceae (Family)
     Covellia Ferguson, 2009 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)

Covola
     Covola Medikus, 1791 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)
 Covola Necker ex Rafinesque, 1820 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Cowania
     Cowania Eliot, 1973 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)
     Cowania Reinhard, 1952 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Cowania D. Don, 1824 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rosaceae (Family)

Coxelus
     Coxelus Dejean, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Zopheridae (Family)
     Coxelus Sturm, 1826 accepted as Coxelus Dejean, 1821 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Zopheridae (Family)

Coxia
     Coxia Endlicher, 1839 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Primulaceae (Family)
     Coxia Ancey, 1887 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Trochomorphidae (Family)
 Coxia Schrank, 1798 accepted as Loxia Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)
 Coxia H. Lange-Bertalot & G. Moser, 1998 accepted as Eileencoxia S. Blanco & C.E. Wetzel, 2016 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > Naviculales (Order) > Amphipleuraceae (Family)

Coxiella
     Coxiella (Philip, 1943) Philip, 1948 (Approved Lists, 1980) · Bacteria (Kingdom) > Proteobacteria (Phylum) > Gammaproteobacteria (Class) > Legionellales (Order) > Coxiellaceae (Family)
     Coxiella E. A. Smith, 1894 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Pomatiopsidae (Family)
 Coxiella Brandt, 1908 accepted as Coxliella Brandt, 1907 · Chromista (Kingdom) > Ciliophora (Phylum) > Spirotrichea (Class) > Tintinnida (Order) > Metacylididae (Family)

Crabbea
 Crabbea W.H. Harvey, 1838 accepted as Crabbea W.H. Harvey, 1838 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)
     Crabbea W.H. Harvey, 1842 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)

Crabro
     Crabro Fabricius, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Sphecidae (Family)
 Crabro Geoffroy, 1762 accepted as Crabro Fabricius, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Sphecidae (Family)

Cracca
 Cracca Medikus, 1787 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Cracca J. Hill, 1756 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Cracca Bentham in Bentham & Oersted, 1853 accepted as Coursetia A.P. de Candolle, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Cracca Linnaeus, 1753 accepted as Tephrosia Persoon, 1807 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Craigia
     Craigia Calkins, 1915 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Craigia W.W. Smith & W.E. Evans, 1921 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)

Cramauchenia
     Cramauchenia Ameghino, 1901 † accepted as Cramauchenia Ameghino, 1901 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
     Cramauchenia Ameghino, 1902 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)

Crambe
     Crambe Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
     Crambe Vosmaer, 1880 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Poecilosclerida (Order) > Crambeidae (Family)

Crambopsis
     Crambopsis Walker, 1865 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Crambopsis De Lattin, 1952 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Crameria
     Crameria Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Crameria Haller, 1878 accepted as Kramerella Trouessart, 1916 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Kramerellidae (Family)
     Crameria T.R. Lister, 1970 † · Plantae (Kingdom) > Acritarcha (Phylum) > (Class) > (Order) > (Family)
     Crameria Robineau-Desvoidy, 1830 accepted as Trixa Meigen, 1824 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Crandallia
     Crandallia J.B. Ellis & P.A. Saccardo, 1897 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Rhytismatales (Order) > Rhytismataceae (Family)
 Crandallia Härlin, 1998 accepted as Punnettia Stiasny-Wijnhoff, 1926 · Animalia (Kingdom) > Nemertea (Phylum) > Enopla (Class) > Hoplonemertea (Order) > Drepanophoridae (Family)

Cranellus
     Cranellus Tobias, 1844 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Cranellus Roewer, 1932 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Manaosbiidae (Family)

Crangon
     Crangon Fabricius, 1798 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Crangonidae (Family)
 Crangon Weber, 1795 accepted as Alpheus Fabricius, 1798 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Alpheidae (Family)

Crania
     Crania Lamarck, 1799 (uncertain)· Animalia (Kingdom) > Brachiopoda (Phylum) > Brachiopoda (awaiting allocation) (Class) > Brachiopoda (awaiting allocation) (Order) > Brachiopoda (awaiting allocation) (Family)
     Crania Retzius, 1781 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Craniata (Class) > Craniidida (Order) > Craniidae (Family)
 Crania Hirst & Maulik, 1926 † accepted as Heterocrania Hirst & Maulik, 1926 † · Animalia (Kingdom) > Arthropoda (Phylum) > Euthycarcinoidea (Class) > Euthycarcinida (Order) > (Family)

Cranidium
     Cranidium Burmeister, 1838 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)
 Cranidium Motschoulsky, 1858 accepted as Randa Blackwelder, 1952 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Craniella
     Craniella Schmidt, 1870 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Spirophorida (Order) > Tetillidae (Family)
 Craniella Oehlert, 1888 † accepted as Petrocrania Raymond, 1911 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Craniata (Class) > Craniidida (Order) > Craniidae (Family)

Craniops
     Craniops Hall, 1859 † accepted as Craniops Hall, 1859 † (nomen nudum)· Animalia (Kingdom) > Brachiopoda (Phylum) > Craniata (Class) > Craniopsida (Order) > Craniopsidae (Family)
     Craniops Hall & Clarke, 1892 † (uncertain)· Animalia (Kingdom) > Brachiopoda (Phylum) > Craniata (Class) > Craniopsida (Order) > Craniopsidae (Family)

Cranopsis
     Cranopsis Cope, 1876 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Bufonidae (Family)
     Cranopsis A. Adams, 1860 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Fissurellidae (Family)
 Cranopsis Dall, 1871 † accepted as Ancistrocrania Dall, 1877 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Craniata (Class) > Craniidida (Order) > Craniidae (Family)

Crantzia
 Crantzia Vellozo, 1831 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Crantzia T. Nuttall, 1818 accepted as Lilaeopsis E.L. Greene, 1891 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
 Crantzia O. Swartz, 1788 accepted as Buxus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Buxales (Order) > Buxaceae (Family)
 Crantzia Scopoli, 1777 accepted as Alloplectus C.F.P. Martius, 1829 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)

Craspedaria
     Craspedaria Lowe, 1852 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Hygromiidae (Family)
 Craspedaria Link, 1841 accepted as Microgramma K.B. Presl, 1836 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Polypodiaceae (Family)

Craspedia
     Craspedia Macquart, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Asilidae (Family)
     Craspedia Hübner, 1825 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Craspedia J.G.A. Forster, 1786 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Craspedites
     Craspedites Pavlov, 1892 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Craspeditidae (Family)
 Craspedites Allman, 1872 accepted as Craspedites Allman, 1872 · Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Craspedodiscus
     Craspedodiscus Spath, 1924 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)
     Craspedodiscus Ehrenberg, 1844 † · Chromista (Kingdom) > Bacillariophyta (Phylum) > Coscinodiscophyceae (Class) > Coscinodiscales (Order) > Coscinodiscaceae (Family)

Craspedodon
     Craspedodon Dollo, 1883 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Ornithischia (Order) > Iguanodontidae (Family)
     Craspedodon Bittner, 1901 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Craspedomyoschiston
     Craspedomyoschiston Precht, 1935 · Chromista (Kingdom) > Ciliophora (Phylum) > Oligohymenophorea (Class) > Sessilida (Order) > Zoothamniidae (Family)
     Craspedomyoschiston Jankowski in Small & Lynn, 1985 (uncertain)· Chromista (Kingdom) > Ciliophora (Phylum) > Ciliophora (awaiting allocation) (Class) > Ciliophora (awaiting allocation) (Order) > Ciliophora (awaiting allocation) (Family)

Craspedonia
     Craspedonia Westwood, 1841 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)
 Craspedonia Bernhauer, 1928 accepted as Zyras Stephens, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Craspedonirmus
     Craspedonirmus Thompson, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phthiraptera (Order) > Philopteridae (Family)
     Craspedonirmus Kéler, 1939 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phthiraptera (Order) > Phthiraptera (awaiting allocation) (Family)
     Craspedonirmus Clay & Meinertzhagen, 1941 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phthiraptera (Order) > Phthiraptera (awaiting allocation) (Family)

Craspedonotus
     Craspedonotus Schaum, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Craspedonotus Kahl, 1926 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Craspedonotus Schwarz, 1898 accepted as Craspedostethus Schwarz, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Craspedophyllum
 Craspedophyllum Grout, 1946 accepted as · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Orthotrichales (Order) > Orthotrichaceae (Family)
     Craspedophyllum Dybowski, 1873 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Craspedophyllum (K.B. Presl) Copeland, 1938 accepted as Hymenophyllum J.E. Smith, 1793 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Hymenophyllales (Order) > Hymenophyllaceae (Family)

Craspedoprion
     Craspedoprion Hartert, 1902 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Craspedoprion Verhoeff, 1936 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Diplopoda (awaiting allocation) (Order) > (Family)

Craspedostoma
     Craspedostoma Lindström, 1884 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Craspedostomatidae (Family)
 Craspedostoma Domke, 1934 accepted as Gnidia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Thymelaeaceae (Family)

Craspedotus
     Craspedotus Schönherr, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Craspedotus Philippi, 1847 accepted as Danilia Brusina, 1865 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Chilodontaidae (Family)

Craspedum
     Craspedum Loureiro, 1790 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
     Craspedum Rambur, 1839 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Crassa
     Crassa Bruand, 1850 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Oecophoridae (Family)
 Crassa C.F.D. Gurgel, J.N. Norris & S. Fredericq in Gurgel et al., 2018 accepted as Crassiphycus M.D. Guiry, J.N. Norris, S. Fredericq & C.F.D. Gurgel, 2018 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gracilariales (Order) > Gracilariaceae (Family)

Crassantenna
     Crassantenna Bradford, 1969 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Calanoida (Order) > Aetideidae (Family)
     Crassantenna Cole, Green, Howcroft & Rawlins, 1972 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Calanoida (Order) > Aetideidae (Family)

Crassialveolitella
     Crassialveolitella Tchi, 1966 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Anthozoa (awaiting allocation) (Order) > Anthozoa (awaiting allocation) (Family)
     Crassialveolitella Hladil, 1974 † accepted as Nitkovicepora Hladil, 1980 † (nomen nudum)· Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Tabulata (Order) > Tabulata (awaiting allocation) (Family)

Crassiana
     Crassiana Bourguignat, 1884 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Thiaridae (Family)
     Crassiana Locard, 1889 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Unionoida (Order) > Unionidae (Family)

Crassibrachia
     Crassibrachia Southward, 1978 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Athecanephria (Order) > Siboglinidae (Family)
     Crassibrachia Southward, 1968, nom. nud. accepted as Crassibrachia Southward, 1978 (nomen nudum)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Athecanephria (Order) > Siboglinidae (Family)

Crassilabrum
     Crassilabrum Jousseaume, 1880 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Muricidae (Family)
     Crassilabrum Scudder, 1882 accepted as Crassilabrum Scudder, 1882 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Crassina
 Crassina C. Scepin, 1758 accepted as Zinnia Linnaeus, 1759 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Crassina Lamarck, 1818 accepted as Astarte J. Sowerby, 1816 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Astartidae (Family)

Crassinella
     Crassinella Guppy, 1874 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Crassatellidae (Family)
 Crassinella Bayle, 1878 † accepted as Neocrassina Fischer, 1887 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Astartidae (Family)

Crassinervia
     Crassinervia Fahringer, 1928 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Crassinervia M.F. Neuburg, 1934 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Vojnovskyales (Order) > Vojnovskyaceae (Family)

Crassiphyllum
     Crassiphyllum R. Ochyra, 1991 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnales (Order) > Thamnobryaceae (Family)
     Crassiphyllum Grove, 1935 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Crassisoma
     Crassisoma Alekseev, 1994 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Crassisoma Alessandrini, 1909 accepted as Globocephalus Molin, 1861 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Ancylostomatidae (Family)

Crassispirella
 Crassispirella Bartsch & Rehder, 1939 accepted as Crassispira Swainson, 1840 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Pseudomelatomidae (Family)
 Crassispirella Gaillot & Vachard, 2007 † accepted as Crassispirellina Gaillot, Vachard & Le Coze, 2019 · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Miliolida (Order) > Neodiscidae (Family)

Crassispirifer
     Crassispirifer Archbold & Thomas, 1985 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Spiriferidae (Family)
 Crassispirifer Abramov & Grigoreva, 1986 † accepted as Doescherella Abramov & Origoreva, 1987 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Spiriferida (awaiting allocation) (Family)

Crassula
     Crassula Marwick, 1948 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Mactridae (Family)
     Crassula Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Crassulaceae (Family)

Crassunio
     Crassunio Jatsko, 1962 accepted as Crassunio Jatsko, 1962 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)
     Crassunio Modell, 1964 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)
     Crassunio Jatsko, 1972 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)

Crataegosorbus
 Crataegosorbus T. Makino, 1929 accepted as Crataegosorbus T. Makino ex G. Koidzumi · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rosaceae (Family)
     Crataegosorbus T. Makino ex G. Koidzumi · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rosaceae (Family)

Craterella
     Craterella Dons, 1942 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Craterella Schrammen, 1901 (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)
 Craterella Persoon, 1794 accepted as Cotylidia P. Karsten, 1881 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricomycetes incertae sedis (Order) > Agaricomycetes incertae sedis (Family)
 Craterella Kofoid & Campbell, 1929 accepted as Ascampbelliella Corliss, 1960 · Chromista (Kingdom) > Ciliophora (Phylum) > Spirotrichea (Class) > Oligotrichida (Order) > Ascampbelliellidae (Family)

Crateria
     Crateria Persoon, 1805 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Salicaceae (Family)
     Crateria Komar, 1982 † · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Anagliphonida (Order) > Stratiferidae (Family)

Craterina
     Craterina Curtis, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Hippoboscidae (Family)
     Craterina Bory de St. Vincent, 1827 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Craterina Barrande, 1887 † accepted as Codiacystis Jaekel, 1899 † · Animalia (Kingdom) > Echinodermata (Phylum) > Diploporita (Class) > Diploporita incertae sedis (Order) > Sphaeronitidae (Family)
 Craterina Gruber, 1884 accepted as Allogromia Rhumbler, 1904 · Chromista (Kingdom) > Retaria (Phylum) > Monothalamea (Class) > Allogromiida (Order) > Allogromiidae (Family)

Craterocrinus
     Craterocrinus Goldring, 1923 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Monobathrida (Order) > Monobathrida (awaiting allocation) (Family)
     Craterocrinus Mironov & Sorokina, 1998 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)

Crateromorpha
     Crateromorpha Gray, 1872 · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Lyssacinosida (Order) > Rossellidae (Family)
     Crateromorpha Perejaslawzewa, 1886 · Chromista (Kingdom) > Ciliophora (Phylum) > Spirotrichea (Class) > Hypotrichida (Order) > Euplotidae (Family)

Craterophyllum
     Craterophyllum Foerste, 1909 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Rugosa (Order) > Rugosa (awaiting allocation) (Family)
     Craterophyllum Barbour, 1911 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Anthozoa (awaiting allocation) (Order) > Anthozoa (awaiting allocation) (Family)
     Craterophyllum Tolmatchoff, 1931 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Craticula
     Craticula Grunow, 1867 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > Naviculales (Order) > Stauroneidaceae (Family)
     Craticula Lowe, 1852 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Lauriidae (Family)
 Craticula Pandellé, 1895 accepted as Craticulina Bezzi, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sarcophagidae (Family)

Cratippus
 Cratippus Spence Bate, 1862 accepted as Colomastix Grube, 1861 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Colomastigidae (Family)
 Cratippus Stål, 1875 accepted as Cratilopus Bolivar, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)

Cratocnemus
     Cratocnemus Dejean, 1835 accepted as Cratocnemus Dejean, 1835 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Cratocnemus Blanchard in Orbigny, 1840 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Cratocryptus
     Cratocryptus Thomson, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
     Cratocryptus Cameron, 1905 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)

Cratognathus
     Cratognathus Dejean, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Cratognathus † accepted as Cratognathodus Mosher, 1968 † · Animalia (Kingdom) > Chordata (Phylum) > Conodonta (Class) > Conodonta (awaiting allocation) (Order) > (Family)
 Cratognathus Perty, 1830 accepted as Polpochila Solier in Gay, 1849 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Cratomorphus
     Cratomorphus Motschoulsky, 1853 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lampyridae (Family)
 Cratomorphus Hustache, 1921 accepted as Cratopus Schönherr, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cratomus
     Cratomus Dalman, 1820 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)
 Cratomus Gistel, 1848 accepted as Cratosomus Schönherr, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cratonotus
     Cratonotus Distant, 1879 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Cratonotus Bolivar, 1881 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)

Cratonychus
 Cratonychus Reiche & Saulcy, 1856 accepted as Peripontius Gur'eva, 1978 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
 Cratonychus Dejean, 1833 accepted as Melanotus Eschscholtz, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
 Cratonychus Boisduval & Lacordaire, 1835 accepted as Melanotus Eschscholtz, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Cratoparis
 Cratoparis Schönherr, 1839 accepted as Euparius Schönherr, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Anthribidae (Family)
     Cratoparis Dejean, 1834 accepted as Cratoparis Schönherr, 1839 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Anthribidae (Family)

Cratopus
     Cratopus Schönherr, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cratopus Viereck, 1914 accepted as Cratopus Viereck, 1914 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Cratopus Jardine, 1831 accepted as Turdoides Cretzschmar in Rüppell, 1826 (junior homonym)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Timaliidae (Family)
     Cratopus Eschscholtz, 1831 accepted as Scelosodis Solier, 1835 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cratoscelis
 Cratoscelis Erichson, 1835 accepted as Arctodium Burmeister, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Cratoscelis Lucas, 1834 accepted as Pachyloscelis Lucas, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Actinopodidae (Family)

Cratylus
     Cratylus Meyer, 1866 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
 Cratylus Stål, 1874 accepted as Cratioma Bolivar, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)

Crawfordia
     Crawfordia Pierce, 1908 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Strepsiptera (Order) > Stylopidae (Family)
 Crawfordia Dall, 1918 accepted as Crawfordina Dall, 1919 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Cancellariidae (Family)

Crayracion
 Crayracion Schaeffer, 1760 accepted as Sphoeroides Anonymous [Lacepède], 1798 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Tetraodontiformes (Order) > Tetraodontidae (Family)
 Crayracion Walbaum, 1792 accepted as Sphoeroides Anonymous [Lacepède], 1798 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Tetraodontiformes (Order) > Tetraodontidae (Family)
 Crayracion Bleeker, 1865 accepted as Sphoeroides Anonymous [Lacepède], 1798 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Tetraodontiformes (Order) > Tetraodontidae (Family)
 Crayracion Klein, 1777 accepted as Sphoeroides Anonymous [Lacepède], 1798 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Tetraodontiformes (Order) > Tetraodontidae (Family)

Creadium
 Creadium Looss, 1899 accepted as Allocreadium Looss, 1900 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Plagiorchiida (Order) > Allocreadiidae (Family)
 Creadium Agassiz, 1846 accepted as Philesturnus Geoffroy, 1832 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Callaeatidae (Family)

Creagris
     Creagris Nietner, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Creagris Hagen, 1860 accepted as Creoleon Tillyard, 1918 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Myrmeleontidae (Family)

Creagrus
     Creagrus Bonaparte, 1854 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Laridae (Family)
     Creagrus Bonaparte, 1854, nom. nud. accepted as Creagrus Bonaparte, 1854 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Laridae (Family)

Creaseria
     Creaseria Holthuis, 1950 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Palaemonidae (Family)
     Creaseria Brtek, 1966 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Branchiopoda (Class) > Branchiopoda (awaiting allocation) (Order) > Branchiopoda (awaiting allocation) (Family)

Crecca
     Crecca Brookes, 1828 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Crecca Wood, 1835 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Cremacrinus
     Cremacrinus Ulrich, 1886 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Disparida (Order) > Disparida (awaiting allocation) (Family)
     Cremacrinus Jaekel, 1918 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)

Cremastodus
     Cremastodus Solier, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Cremastodus Dalla Torre in Schenkling, 1913 accepted as Cremastodus Dalla Torre in Schenkling, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Cremastogaster
 Cremastogaster Mayr, 1861 accepted as Crematogaster Lund, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Formicidae (Family)
 Cremastogaster Agassiz, 1846 accepted as Crematogaster Lund, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Formicidae (Family)

Cremastus
     Cremastus Gravenhorst, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
 Cremastus Miers, 1863 accepted as Cuspidaria A.P. de Candolle, 1838 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Bignoniaceae (Family)

Crematostoma
     Crematostoma Haeckel, 1879 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Crematostoma A. Agassiz in L. Agassiz, 1862 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Cremersia
     Cremersia Schmitz, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Phoridae (Family)
     Cremersia C. Feuillet & L.E. Skog, 2003 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)

Cremnobates
 Cremnobates Günther, 1862 accepted as Paraclinus Mocquard, 1888 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Labrisomidae (Family)
 Cremnobates Blanford, 1863 accepted as Cremnoconchus W.T. Blanford, 1869 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Littorinidae (Family)
 Cremnobates Swainson, 1855 accepted as Marinula P. P. King, 1832 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ellobiida (Order) > Ellobiidae (Family)
 Cremnobates Ridley, 1916 accepted as Schizomeria D. Don, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Oxalidales (Order) > Cunoniaceae (Family)

Cremnoceramus
     Cremnoceramus Heinz, 1932 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Pterioida (Order) > Pterioida (awaiting allocation) (Family)
     Cremnoceramus Cox, 1969 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)

Cremnodes
     Cremnodes Förster, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
     Cremnodes Felder, 1874 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Cremnodes Fieber, 1858 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)
 Cremnodes Gerstaecker, 1858 accepted as Catapotia Thomson, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Endomychidae (Family)

Cremnophila
     Cremnophila Ragonot, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
     Cremnophila J.N. Rose, 1905 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Crassulaceae (Family)

Crena
 Crena Wenz, 1923 † accepted as Crena Wenz, 1923 † · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Crena J.A. Scopoli, 1777 accepted as Crenea Aublet, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Lythraceae (Family)
     Crena Sandberger † accepted as Crenea Albers, 1850 † (misspelling)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helicidae (Family)

Crenaster
     Crenaster Blainville, 1830 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
 Crenaster Perrier, 1885 accepted as Dytaster Sladen, 1889 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Paxillosida (Order) > Astropectinidae (Family)

Crenatopaussus
 Crenatopaussus Kolbe, 1933 accepted as Paussus Linnaeus, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Crenatopaussus Binaghi, 1941 accepted as Paussus Linnaeus, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Crenea
     Crenea Risso, 1826 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Crenea Aublet, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Lythraceae (Family)
     Crenea Albers, 1850 † accepted as Creneatachea Zilch, 1960 † (junior homonym)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helicidae (Family)

Crenilepis
     Crenilepis Reis, 1887 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Crenilepis Dames, 1888 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perleidiformes (Order) > Colobodontidae (Family)

Crenimargo
     Crenimargo Cossmann, 1902 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Crenimargo S. S. Berry, 1963 accepted as Cymatioa Berry in Shasky & Campbell, 1964 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Lasaeidae (Family)

Crenis
     Crenis Hübner, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
 Crenis Boisduval, 1833 accepted as Sallya Hemming, 1964 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)

Crenularia
     Crenularia Bethune-Baker, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Crenularia Boissier, 1841 accepted as Aethionema W.T. Aiton, 1812 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Creoboter
 Creoboter Stål, 1877 accepted as Creobroter Audinet-Serville, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mantodea (Order) > Hymenopodidae (Family)
     Creoboter Burmeister, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mantodea (Order) > Hymenopodidae (Family)

Crepicardus
     Crepicardus Dejean, 1836 accepted as Crepicardus Dejean, 1836 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
     Crepicardus Candèze, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Crepidium
 Crepidium Tausch, 1828 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Crepidium Blume, 1825 accepted as Malaxis Solander ex O. Swartz, 1788 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Crepidium C.B. Presl, 1843 accepted as Crepidomanes K.B. Presl, 1851 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Hymenophyllales (Order) > Hymenophyllaceae (Family)

Crepidius
     Crepidius Candéze, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
 Crepidius Cope, 1876 accepted as Crepidophryne Cope, 1889 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Bufonidae (Family)

Crepidodera
     Crepidodera Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Crepidodera Faldermann, 1837 accepted as Crepidodera Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Crepidogaster
     Crepidogaster Boheman, 1848 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Crepidogaster Günther, 1861 accepted as Aspasmogaster Waite, 1907 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gobiesociformes (Order) > Gobiesocidae (Family)

Crepidomorpha
     Crepidomorpha Fleischer, 1916 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Crepidomorpha Heikertinger, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Crepidophyllum
     Crepidophyllum Herzog, 1926 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnobryales (Order) > Hypnaceae (Family)
     Crepidophyllum Nicholson & Thomson, 1876 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Crepidophyllum C.F. Reed, 1948 accepted as Crepidomanes K.B. Presl, 1851 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Hymenophyllales (Order) > Hymenophyllaceae (Family)

Crepidopteris
     Crepidopteris K.B. Presl in Sternberg, 1838 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridophyta/Pteridospermophyta (unclassified foliage) (Class) > Pteridophyta/Pteridospermophyta (awaiting allocation) (Order) > Pteridophytes/Pteridosperms (awaiting allocation) (Family)
 Crepidopteris E.B. Copeland, 1938 accepted as Crepidomanes K.B. Presl, 1851 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Hymenophyllales (Order) > Hymenophyllaceae (Family)

Crepidosoma
     Crepidosoma Spencer, 1930 † · Animalia (Kingdom) > Echinodermata (Phylum) > Ophiuroidea (Class) > Oegophiurida (Order) > Encrinasteridae (Family)
     Crepidosoma Chen, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Crepidotus
     Crepidotus Schönherr, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dryophthoridae (Family)
     Crepidotus (E.M. Fries) Staude, 1857 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Inocybaceae (Family)

Crepidula
     Crepidula Lamarck, 1799 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Calyptraeidae (Family)
 Crepidula Simakova, Pankova & Issi, 2003 accepted as Crepidulospora Simakova, Pankova & Issi, 2004 · Fungi (Kingdom) > Rozellomycota (Phylum) > Microsporidea (Class) > Amblyosporida (Order) > Amblyosporidae (Family)

Crepinia
     Crepinia (M. Gandoger) M. Gandoger, 1886 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rosaceae (Family)
     Crepinia H.G.L. Reichenbach in J.C. Mössler, 1829 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Crepis
     Crepis Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Crepis Jullien, 1883 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Cymuloporidae (Family)

Crescentia
     Crescentia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Bignoniaceae (Family)
 Crescentia Ciarapica, Cirilli, Martini & Zaninetti, 1986 † accepted as Globivalvulina Schubert, 1921 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Textulariida (Order) > Globivalvulinidae (Family)

Crescis
     Crescis d'Orbigny, 1854 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Cyclostomatida (awaiting allocation) (Family)
 Crescis Bonnevie, 1914 accepted as Creseis Rang, 1828 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Thecosomata (Order) > Cavoliniidae (Family)

Cresia
     Cresia C. Lozada-Troche, D.L. Ballantine & H. Ruíz, 2010 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Rhodymeniales (Order) > Rhodymeniaceae (Family)
 Cresia Costa, 1856 accepted as Creseis Rang, 1828 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Thecosomata (Order) > Cavoliniidae (Family)

Crespinella
 Crespinella accepted as Micromya Rondani, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Cecidomyiidae (Family)
     Crespinella Parr, 1942 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Planulinidae (Family)

Cressa
     Cressa Boeck, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Cressidae (Family)
     Cressa Westerlund, 1889 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cressa Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Convolvulaceae (Family)

Cressonia
     Cressonia Dasch, 1992 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
     Cressonia Grote & Robinson, 1865 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Sphingidae (Family)

Cressoniella
     Cressoniella Sæther, 1970 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ephydridae (Family)
     Cressoniella Mitchell, 1934 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Cretacimermis
     Cretacimermis Poinar, Acra & Acra, 1994 · Animalia (Kingdom) > Nematoda (Phylum) > Dorylaimea (Class) > Mermithida (Order) > Mermithidae (Family)
     Cretacimermis Poinar, 2001 · Animalia (Kingdom) > Nematoda (Phylum) > Dorylaimea (Class) > Mermithida (Order) > Mermithidae (Family)
     Cretacimermis Luo, Poinar, Xu, Zhuo, Jarzembowski & Wang, 2023 † · Animalia (Kingdom) > Nematoda (Phylum) > Dorylaimea (Class) > Mermithida (Order) > Mermithidae (Family)

Cretalamoha
     Cretalamoha Nyborg & Garassino, 2023 † · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Homolidae (Family)
     Cretalamoha Nyborg & Garassino, 2017 † accepted as Cretalamoha Nyborg & Garassino, 2023 † (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Homolidae (Family)

Cretaspis
     Cretaspis Joleaud, 1916 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
     Cretaspis Sokolov, 1965 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Elasmobranchii (awaiting allocation) (Order) > Elasmobranchii (awaiting allocation) (Family)

Creteus
     Creteus Westwood in Doubleday & Westwood, 1852 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)
 Creteus Nicéville, 1895 accepted as Cyrina Hemming, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)

Cretoraphidia
     Cretoraphidia Ponomarenko, 1993 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Raphidioptera (Order) > Baissopteridae (Family)
 Cretoraphidia Willmann, 1994 † accepted as Cretoraphidiopsis Engel, 2002 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Raphidioptera (Order) > Baissopteridae (Family)

Creurgus
 Creurgus Hodgson, 1841 accepted as Creurgus Hodgson, 1841 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Creurgus Morris, 1837 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Creusa
     Creusa Nicéville, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)
 Creusa Lamarck † accepted as Creusia Leach, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Sessilia (Order) > Pyrgomatidae (Family)

Crex
 Crex Möhring, 1758 accepted as Crex Bechstein, 1803 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Gruiformes (Order) > Rallidae (Family)
     Crex Fitzinger, 1865 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Crex Bechstein, 1803 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Gruiformes (Order) > Rallidae (Family)

Cribella
     Cribella Jullien, 1903 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Bitectiporidae (Family)
 Cribella Agassiz, 1837 accepted as Cribella Agassiz, 1837 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Valvatida (Order) > Ophidiasteridae (Family)
     Cribella Herrmannsen, 1852 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cribella Bowerbank, 1874 accepted as Cribella Bowerbank, 1874 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Poecilosclerida (Order) > Crellidae (Family)
 Cribella Forbes, 1841 accepted as Henricia Gray, 1840 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Spinulosida (Order) > Echinasteridae (Family)

Cribellopsis
 Cribellopsis Koehler, 1917 accepted as Perknaster Sladen, 1889 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Spinulosida (Order) > Ganeriidae (Family)
     Cribellopsis Arnaud-Vanneau, 1980 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Loftusiida (Order) > Orbitolinidae (Family)

Cribraria
 Cribraria Jousseaume, 1884 accepted as Cribrarula Strand, 1929 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Cypraeidae (Family)
 Cribraria Schrader ex J.F. Gmelin, 1792 accepted as · Fungi (Kingdom) > Fungi incertae sedis (Phylum) > (Class) > (Order) > (Family)
     Cribraria Persoon in Roemer, 1794 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Myxomycetes (Class) > Cribrariales (Order) > Cribrariaceae (Family)

Cribrella
 Cribrella L. Agassiz, 1835 accepted as Linckia Nardo, 1834 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Valvatida (Order) > Ophidiasteridae (Family)
 Cribrella Cossmann, 1906 accepted as Cribella Jullien, 1903 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Bitectiporidae (Family)
 Cribrella Schmidt, 1862 accepted as Hamigera Gray, 1867 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Poecilosclerida (Order) > Hymedesmiidae (Family)
 Cribrella Lütken, 1857 accepted as Henricia Gray, 1840 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Spinulosida (Order) > Echinasteridae (Family)
 Cribrella Gawor-Biedowa, 1987 † accepted as Cribrebella Gawar-Biedowa, 1989 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lagenida (Order) > Nodosariidae (Family)
 Cribrella Lipina, 1989 † accepted as Cribroaperturata Lipina, 1990 † · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Fusulinida (Order) > Tournayellidae (Family)

Cribricella
     Cribricella Canu, 1904 † (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
 Cribricella Levinsen, 1909 accepted as Cribricellina Canu & Bassler, 1927 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Catenicellidae (Family)

Cribrononion
     Cribrononion Thalmann, 1946 accepted as Elphidium de Montfort, 1808 (nomen nudum)· Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Elphidiidae (Family)
 Cribrononion Thalmann, 1947 accepted as Elphidium de Montfort, 1808 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Elphidiidae (Family)

Cribrosphaera
 Cribrosphaera Reytlinger, 1954 † accepted as Cribrosphaeroides Reytlinger, 1959 † · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Fusulinida (Order) > Parathuramminidae (Family)
     Cribrosphaera Popofsky, 1906 † · Chromista (Kingdom) > Retaria (Phylum) > Acantharea (Class) > Arthracanthida (Order) > Dorataspidae (Family)
 Cribrosphaera Arkhangel'skij, 1912 † accepted as Cribrosphaerella G. Deflandre in Piveteau, 1952 † · Chromista (Kingdom) > Haptophyta (Phylum) > Coccolithophyceae (Class) > Podorhabdales (Order) > Axopodorhabdaceae (Family)

Cricocephalus
     Cricocephalus Looss, 1899 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Echinostomida (Order) > Pronocephalidae (Family)
     Cricocephalus Mulsant, 1839 accepted as Criocephalum Dejean, 1835 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Cricodictyum
     Cricodictyum Farmer, 1975 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Fenestrida (Order) > Fenestrida (awaiting allocation) (Family)
     Cricodictyum Farmer, 1968 † accepted as Cricodictyum Farmer, 1975 † (nomen nudum)· Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Fenestrida (Order) > Fenestrida (awaiting allocation) (Family)

Cricophorus
     Cricophorus Carlgren, 1924 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Actiniaria (Order) > Hormathiidae (Family)
     Cricophorus Kobelt & Möllendorff, 1897 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Criniger
 Criniger Tickell, 1833 accepted as Dicrurus Vieillot, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Corvidae (Family)
 Criniger Temminck, 1820 accepted as Trichophorus Temminck in Temminck & Laugier, 1821 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Pycnonotidae (Family)

Crinita
     Crinita Dirsh, 1949 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)
 Crinita Moench, 1794 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Crinita Houttuyn, 1777 accepted as Pavetta Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
     Crinita Vorob'eva, Sergeev & Knoll, 2009 † · Plantae (Kingdom) > Acritarcha (Phylum) > (Class) > (Order) > (Family)

Crinitella
     Crinitella M.B. Gnilovskaja, 1972 † (uncertain)· Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)
     Crinitella Allen & Edmunds, 1963 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Ephemeroptera (Order) > Ephemerellidae (Family)

Crino
     Crino Hübner, 1821 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Crino Gistl, 1848 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Crino Lamarck in Virey, 1798 accepted as Setaria Viborg, 1795 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Onchocercidae (Family)

Crinola
 Crinola Rafinesque, 1815 accepted as Setaria Viborg, 1795 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Onchocercidae (Family)
 Crinola Leech, 1890 accepted as Halseyella Nye in Watson, Fletcher & Nye, 1980 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Crinon
     Crinon Kniphof, 1759 (uncertain)· Animalia (Kingdom) > Nematoda (Phylum) > Nematoda (awaiting allocation) (Class) > Nematoda (awaiting allocation) (Order) > Nematoda (awaiting allocation) (Family)
 Crinon Chabert, 1782 accepted as Setaria Viborg, 1795 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Onchocercidae (Family)

Crinophyllum
     Crinophyllum Jones, 1932 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Crinophyllum L. Achepohl, 1882 † (uncertain)· Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)

Crinosoma
     Crinosoma Castelnau, 1843 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
     Crinosoma White, 1853 accepted as Crinarnoldius Lepesme & Breuning, 1956 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Crinosoma Thomson, 1860 accepted as Crinarnoldius Lepesme & Breuning, 1956 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Crinula
     Crinula E.M. Fries, 1821 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Helotiaceae (Family)
 Crinula Saccardo, 1889 accepted as Holwaya P.A. Saccardo, 1889 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Tympanidaceae (Family)

Crinura
 Crinura Schnabl, 1911 [2] accepted as Delia Robineau-Desvoidy, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Anthomyiidae (Family)
 Crinura Schnabl, 1911 accepted as Delia Robineau-Desvoidy, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Anthomyiidae (Family)

Criocephalum
 Criocephalum Schioedte, 1864 accepted as Criocephalus Mulsant, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Criocephalum Dejean, 1835 accepted as Arhopalus Audinet-Serville, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Criocephalum Motschoulsky, 1845 accepted as Criocephalum Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Criocephalus
     Criocephalus Mulsant, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Criocephalus Broom, 1928 † accepted as Criocephalosaurus Kammerer & Sidor, 2002 † (junior homonym)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Therapsida (Order) > Tapinocephalidae (Family)

Crioceras
 Crioceras d'Orbigny, 1842 † accepted as Crioceras d'Orbigny, 1842 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ancyloceratidae (Family)
     Crioceras Pierre, 1897 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)

Crioceris
     Crioceris Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Crioceris Fabricius, 1775 accepted as Crioceris Geoffroy, 1762 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Crioceris Muller, 1764 accepted as Crioceris Geoffroy, 1762 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Criodion
     Criodion Dejean, 1830 accepted as Criodion Audinet-Serville, 1833 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Criodion Audinet-Serville, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Criomorphus
     Criomorphus Curtis, 1831 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Delphacidae (Family)
     Criomorphus Dejean, 1835 accepted as Criopsis Thomson, 1860 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Criomorphus Mulsant, 1839 accepted as Tetropium Kirby, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Criopus
     Criopus Gray, 1821 (uncertain)· Animalia (Kingdom) > Brachiopoda (Phylum) > Brachiopoda (awaiting allocation) (Class) > Brachiopoda (awaiting allocation) (Order) > Brachiopoda (awaiting allocation) (Family)
 Criopus Poli, 1791 accepted as Novocrania Lee & Brunton, 2001 · Animalia (Kingdom) > Brachiopoda (Phylum) > Craniata (Class) > Craniidida (Order) > Craniidae (Family)

Criorhina
     Criorhina Williston, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)
     Criorhina Meigen, 1822 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)

Crisia
     Crisia Lamouroux, 1812 · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Crisiidae (Family)
 Crisia Menke, 1844 accepted as Crisia Menke, 1844 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Crisina
     Crisina d'Orbigny, 1853 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Crisinidae (Family)
     Crisina van Beneden, 1850 (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Cheilostomatida (awaiting allocation) (Family)

Crispella
     Crispella Kozlowski, 1929 † (uncertain)· Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Delthyrididae (Family)
     Crispella Gray, 1870 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Crispina
     Crispina Distant, 1918 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Crispina Kuoh, 1982 accepted as Nazugumia Koçak & Kemal, 2008 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Delphacidae (Family)

Crista
     Crista Tsyganko, 1971 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Stauriida (Order) > Fasciphyllidae (Family)
 Crista Römer, 1857 accepted as Gafrarium Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)

Cristaria
     Cristaria Cavanilles, 1799 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
 Cristaria Sonnerat, 1782 accepted as Combretum Loefling, 1758 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Combretaceae (Family)
     Cristaria Schumacher, 1817 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Unionoida (Order) > Unionidae (Family)
     Cristaria Westerlund, 1884 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cristatella
     Cristatella Cuvier, 1798 · Animalia (Kingdom) > Bryozoa (Phylum) > Phylactolaemata (Class) > Plumatellida (Order) > Cristatellidae (Family)
     Cristatella Lamarck, 1801 (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
 Cristatella Nuttall, 1834 accepted as Polanisia Rafinesque, 1819 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Cleomaceae (Family)
     Cristatella (G. Stache, 1889) Groves, 1933 † · Plantae (Kingdom) > Charophyta (Phylum) > Charophyceae (Class) > Charales (Order) > Characeae (Family)

Cristatiana
     Cristatiana Fagot, 1891 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Hygrophila (Order) > Planorbidae (Family)
     Cristatiana Fagot, 1892 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Valvatidae (Family)

Cristella
     Cristella Collins & Rasmussen, 1992 † · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Calappoidea (awaiting allocation) (Family)
     Cristella Nuttall, 1834 (uncertain)· Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Cantharellales (Order) > Hydnaceae (Family)
 Cristella Patouillard, 1887 accepted as Sebacina L.R. Tulasne & C. Tulasne, 1871 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Sebacinales (Order) > Sebacinaceae (Family)

Cristiger
 Cristiger Gistl, 1848 accepted as Diprion Schrank, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Diprionidae (Family)
 Cristiger Borradaile, 1915 accepted as Periclimenes O.G. Costa, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Palaemonidae (Family)

Cristivomer
 Cristivomer Gill & Jordan in Jordan, 1878 accepted as Salvelinus Richardson, 1836 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Salmoniformes (Order) > Salmonidae (Family)
     Cristivomer Gill & Jordan in Jordan & Brayton, 1878, nom. nud. accepted as Salvelinus Richardson, 1836 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Salmoniformes (Order) > Salmonidae (Family)

Cristobalia
     Cristobalia Malloch, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tephritidae (Family)
     Cristobalia G. Morillo, S.A. Cáceres Moral & H.A. Keller, 2016 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)

Cristocypridea
     Cristocypridea Hou † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)
     Cristocypridea Hou MS in Ye, Gao et al., 1977 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)

Cristula
     Cristula Chenantais, 1920 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Cristula de Buen, 1961 accepted as Maxillicosta Whitley, 1935 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Neosebastidae (Family)

Critamus
     Critamus G.F. Hoffmann, 1816 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
 Critamus F.C. Mertens & W.D.J. Koch, 1826 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Crithe
     Crithe Gould, 1860 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Cystiscidae (Family)
 Crithe Bergroth, 1908 † accepted as Krithe Brady, Crosskey & Robertson, 1874 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Krithidae (Family)

Crithidia
     Crithidia (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Polychaeta (awaiting allocation) (Order) > Polychaeta (awaiting allocation) (Family)
     Crithidia L. Léger, 1902 · Protozoa (Kingdom) > Euglenozoa (Phylum) > Kinetoplastea (Class) > Trypanosomatida (Order) > Trypanosomatidae (Family)

Critobulus
     Critobulus Kiriakoff, 1963 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Notodontidae (Family)
 Critobulus Distant, 1903 accepted as Dieuches Dohrn, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Lygaeidae (Family)

Critonia
     Critonia Ragonot, 1891 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Critonia P. Browne, 1756 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Crivellia
     Crivellia Shoemaker & Inderbitzin, 2006 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Pleosporales (Order) > Pleosporaceae (Family)
     Crivellia Grunin, 1956 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Oestridae (Family)

Croatella
     Croatella Ercegovic, 1925 accepted as Croatella Ercegovic, 1925 (nomen dubium)· Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Nostocales (Order) > Scytonemataceae (Family)
 Croatella Hadzi, 1916 accepted as Scandia Fraser, 1912 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Hebellidae (Family)

Crobylophora
     Crobylophora Meyrick, 1880 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lyonetiidae (Family)
 Crobylophora Kennel in Spuler, 1910 accepted as Cydia Hübner, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)

Crocias
     Crocias Temminck in Temminck & Laugier, 1836 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sylviidae (Family)
     Crocias Breddin, 1899 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Crocidium
     Crocidium W.J. Hooker, 1833 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Crocidium Loew, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Bombyliidae (Family)

Crockeria
 Crockeria E.L. Greene ex A. Gray, 1884 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Crockeria Benjamin, 2016 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Thomisidae (Family)

Crocodilus
 Crocodilus Gmelin, 1789 accepted as Crocodylus Laurenti, 1768 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Crocodylia (Order) > Crocodylidae (Family)
 Crocodilus Laurenti, 1768 accepted as Crocodylus Laurenti, 1768 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Crocodylia (Order) > Crocodylidae (Family)

Crocodylus
     Crocodylus Laurenti, 1768 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Crocodylia (Order) > Crocodylidae (Family)
 Crocodylus Gronovius, 1763 accepted as Crocodylus Laurenti, 1768 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Crocodylia (Order) > Crocodylidae (Family)

Crocopsis
     Crocopsis Reichenbach, 1850 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Crocopsis Pax, 1889 accepted as Stenomesson Herbert, 1821 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)

Crocuta
     Crocuta Kaup, 1828 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Hyaenidae (Family)
 Crocuta Meigen, 1800 accepted as Crocuta Meigen, 1800 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Croftia
 Croftia G. King & D. Prain, 1896 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zingiberales (Order) > Zingiberaceae (Family)
 Croftia J.K. Small, 1903 accepted as Carlowrightia A. Gray, 1878 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)

Croscherichia
     Croscherichia Alfaro, 1950 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Meloidae (Family)
     Croscherichia Pardo Alcaide, 1950 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Meloidae (Family)

Crossarchus
     Crossarchus Cuvier in Geoffroy & Cuvier, 1825 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Herpestidae (Family)
     Crossarchus Swainson, 1838 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Crossia
 Crossia Shikama, 1974 accepted as Cypraeovula Gray, 1824 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Cypraeidae (Family)
     Crossia C.B. Beck & W.E. Stein Jr., 1993 † · Plantae (Kingdom) > Tracheophyta (Phylum) > (Class) > Stenokoleales (Order) > (Family)

Crosslandia
     Crosslandia Eliot, 1902 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Nudibranchia (Order) > Scyllaeidae (Family)
 Crosslandia W.V. Fitzgerald, 1918 accepted as Fimbristylis M. Vahl, 1805 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Cyperaceae (Family)

Crossodeira
     Crossodeira Gould, 1837 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Crossodeira Gould, 1836 accepted as Crossodeira Gould, 1836 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Crossoglossa
     Crossoglossa R.L. Dressler & C.H. Dodson, 1993 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Crossoglossa de Chaudoir, 1872 accepted as Parena Motschoulsky, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Crossognathus
     Crossognathus Agassiz, 1859 accepted as Crossognathus Agassiz, 1859 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Crossognathus Pictet, 1858 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Crossognathiformes (Order) > Crossognathidae (Family)

Crossolepis
     Crossolepis Lessing, 1832 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Crossolepis Bentham in Endlicher et al., 1837 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Crossolepis Norman, 1927 accepted as Psettina Hubbs, 1915 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Pleuronectiformes (Order) > Bothidae (Family)

Crossopetalum
     Crossopetalum P. Browne, 1756 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Celastrales (Order) > Celastraceae (Family)
 Crossopetalum A.W. Roth, 1827 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Gentianaceae (Family)

Crossophora
     Crossophora Meyrick, 1883 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Oecophoridae (Family)
     Crossophora Möschler, 1890 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
 Crossophora J.H.F. Link, 1831 accepted as Chrozophora A.H.L. Jussieu, 1824 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)

Crossophorus
     Crossophorus Ehrenberg, 1828 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Crossophoridae (Family)
 Crossophorus Brady, 1880 accepted as Azygocypridina Sylvester-Bradley, 1950 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Myodocopida (Order) > Cypridinidae (Family)

Crossophthalmus
     Crossophthalmus Bonaparte, 1854, nom. nud. accepted as Patagioenas Reichenbach, 1852 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Columbiformes (Order) > Columbidae (Family)
 Crossophthalmus Bonaparte, 1854 accepted as Patagioenas Reichenbach, 1852 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Columbiformes (Order) > Columbidae (Family)

Crossosoma
     Crossosoma Ribaut, 1913 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Chordeumatida (Order) > Craspedosomatidae (Family)
     Crossosoma Nuttall, 1848 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Crossosomatales (Order) > Crossosomataceae (Family)

Crossostoma
 Crossostoma Gosse, 1855 accepted as Amphicteis Grube, 1850 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Terebellida (Order) > Ampharetidae (Family)
     Crossostoma Agassiz, 1862 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Crossostoma Morris & Lycett, 1851 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Turbinidae (Family)
     Crossostoma Sauvage, 1878 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Balitoridae (Family)

Crossotoma
     Crossotoma (G. Don) Spach, 1840 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Goodeniaceae (Family)
 Crossotoma Douglas, 1890 accepted as Icerya Signoret, 1875 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Margarodidae (Family)

Crossurus
     Crossurus Wagler, 1830 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Gekkonidae (Family)
 Crossurus Rathke, 1843 accepted as Tanais Latreille, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Idoteidae (Family)

Crotalocephalus
     Crotalocephalus Salter, 1853 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Phacopida (Order) > Cheiruridae (Family)
     Crotalocephalus Pillet, 1965 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Crotalocrinites
     Crotalocrinites Austin, 1842 accepted as Crotalocrinites Austin, 1842 (nomen nudum)· Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Cladida (Order) > Crotalocrinitidae (Family)
     Crotalocrinites Austin, 1843 · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Cladida (Order) > Crotalocrinitidae (Family)

Crotalophorus
     Crotalophorus Gray, 1825 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Viperidae (Family)
 Crotalophorus Gronovius, 1763 accepted as Crotalophorus Gronovius, 1763 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Viperidae (Family)

Crotalurus
     Crotalurus Rafinesque, 1820 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Viperidae (Family)
     Crotalurus Volborth, 1858 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Crotonipollis
     Crotonipollis M.R. de Lima, 1976 † (uncertain)· Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
 Crotonipollis S.K. Baksi, U. Deb & B.K. Siddhanta, 1979 † accepted as Incrotonipollis Jansonius & Hills, 1981 † · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)

Crouania
     Crouania J.G. Agardh, 1842 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Callithamniaceae (Family)
 Crouania Fuckel, 1870 accepted as Lamprospora De Notaris, 1863 · Fungi (Kingdom) > Ascomycota (Phylum) > Pezizomycetes (Class) > Pezizales (Order) > Pyronemataceae (Family)

Crouaniella
 Crouaniella (P.A. Saccardo) Lambotte, 1888 accepted as Ascobolus Persoon, 1791 · Fungi (Kingdom) > Ascomycota (Phylum) > Pezizomycetes (Class) > Pezizales (Order) > Ascobolaceae (Family)
 Crouaniella A. Athanasiadis, 1996 accepted as Crouanophycus A. Athanasiadis, 1998 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Callithamniaceae (Family)

Crucella
     Crucella Gutt, 1990 · Animalia (Kingdom) > Echinodermata (Phylum) > Holothuroidea (Class) > Dendrochirotida (Order) > Paracucumidae (Family)
     Crucella L. Marvanová & K. Suberkropp, 1990 · Fungi (Kingdom) > Basidiomycota (Phylum) > Microbotryomycetes (Class) > Microbotryomycetes incertae sedis (Order) > Microbotryomycetes incertae sedis (Family)
     Crucella Pessagno, 1971 † · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Spumellaria (Order) > Spumellaria (awaiting allocation) (Family)

Crucianella
     Crucianella Xue & Xiang, 1994 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)
     Crucianella Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Cruciata
     Cruciata P. Miller, 1754 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Cruciata J.E. Gilibert, 1782 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Gentianaceae (Family)

Crucibulum
     Crucibulum Schumacher, 1817 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Calyptraeidae (Family)
     Crucibulum Tulasne & C. Tulasne, 1844 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricaceae (Family)

Crucifera
     Crucifera E.H.L. Krause in J. Sturm, 1902 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
 Crucifera Benedict, 1887 accepted as Crucigera Benedict, 1887 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Serpulidae (Family)

Crucigeniella
 Crucigeniella Gaillon, 1833 accepted as · Plantae (Kingdom) > Chlorophyta (Phylum) > Trebouxiophyceae (Class) > Trebouxiophyceae incertae sedis (Order) > Trebouxiophyceae incertae sedis (Family)
 Crucigeniella Lemmermann, 1900 accepted as Crucigenia Morren, 1830 · Plantae (Kingdom) > Chlorophyta (Phylum) > Trebouxiophyceae (Class) > Chlorellales (Order) > Oocystaceae (Family)

Cruciphyllum
     Cruciphyllum Lavrusevich in Ivanovskii, 1976 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Rugosa (Order) > Rugosa (awaiting allocation) (Family)
     Cruciphyllum Lavrusevich, 1977 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Rugosa (Order) > Rugosa (awaiting allocation) (Family)

Crucirostra
     Crucirostra Daudin, 1800 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Crucirostra Cuvier, 1800 accepted as Crucirostra Cuvier, 1800 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Cruckshanksia
     Cruckshanksia W.J. Hooker & Arnott, 1833 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Cruckshanksia W.J. Hooker, 1831 accepted as Cruckshanksia W.J. Hooker, 1831 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Geraniales (Order) > Geraniaceae (Family)

Crumenula
 Crumenula Dujardin, 1836 accepted as · Protozoa (Kingdom) > Euglenozoa (Phylum) > Euglenophyceae (Class) > Euglenophyceae (awaiting allocation) (Order) > Euglenophyceae (awaiting allocation) (Family)
 Crumenula Rehm in Winter, 1889 accepted as Crumenulopsis J.W. Groves, 1969 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Helotiaceae (Family)
 Crumenula De Notaris, 1864 accepted as Godronia Mougeot & Léveillé in Mougeot, 1846 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Helotiaceae (Family)

Crumia
     Crumia W.B. Schofield, 1966 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Pottiales (Order) > Pottiaceae (Family)
 Crumia McCulloch, 1977 accepted as Glabratellina Seiglie & Bermúdez, 1965 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Glabratellidae (Family)

Crunophila
     Crunophila Meyrick, 1882 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Crunophila Kolenati, 1858 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Rhyacophilidae (Family)

Crurispina
     Crurispina Goldman & Mitchell, 1990 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Ambocoeliidae (Family)
 Crurispina Larsen, 2003 accepted as Spinitanaopsis Larsen, 2005 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Tanaidacea (Order) > Paratanaoidea incertae sedis (Family)

Crusea
     Crusea Chamisso & D.F.L. Schlechtendal, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Crusea A. Richard, 1830 accepted as Chione A.P. de Candolle, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Crustula
     Crustula Allix, 1913 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Crustula Velenovský, 1934 accepted as Mollisia (E.M. Fries) P.A. Karsten, 1871 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Helotiales incertae sedis (Family)

Crustulina
     Crustulina Pomel, 1883 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
     Crustulina Menge, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Theridiidae (Family)

Crutchfieldus
 Crutchfieldus Hoser, 2009 accepted as Crotalus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Viperidae (Family)
 Crutchfieldus Hoser, 2012 accepted as Crotalus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Viperidae (Family)

Cruzia
     Cruzia Travassos, 1917 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Kathlaniidae (Family)
 Cruzia R.A. Philippi, 1895 accepted as Scutellaria Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)

Crymodes
     Crymodes Guenée, 1841 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Crymodes Leconte in Agassiz, 1850 accepted as Lecontia Champion, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Boridae (Family)

Crymophylus
 Crymophylus Griffith in Cuvier, 1829 accepted as Phalaropus Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Scolopacidae (Family)
 Crymophylus Pidgeon & J.E. Gray, 1829 accepted as Phalaropus Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Scolopacidae (Family)

Cryphaea
     Cryphaea Turner, 1947 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Cryphaea F. Weber, 1814 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Isobryales (Order) > Cryphaeaceae (Family)
 Cryphaea F. Hamilton, 1825 accepted as Chloranthus O. Swartz, 1787 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Chloranthales (Order) > Chloranthaceae (Family)

Cryphaeus
     Cryphaeus Klug, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
 Cryphaeus Green, 1837 † accepted as Cryphaeoides Delo, 1935 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Phacopida (Order) > Calmoniidae (Family)
 Cryphaeus Leconte in Agassiz, 1850 accepted as Lecontia Champion, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Boridae (Family)

Cryphalomimus
     Cryphalomimus Eggers, 1927 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Cryphalomimus Browne, 1962 accepted as Cryphalomimetes Browne, 1963 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cryphia
     Cryphia Hübner, 1818 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Cryphia Meigen, 1830 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Cossidae (Family)
     Cryphia R. Brown, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)

Crypsidomus
 Crypsidomus Levinsen, 1878 accepted as Aphanodomus Wilson, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Xenocoelomatidae (Family)
 Crypsidomus Günther, 1864 accepted as Rhamnophis Günther, 1862 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)

Crypsinus
     Crypsinus Dohrn, 1860 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)
 Crypsinus K.B. Presl, 1851 accepted as Selliguea Bory de St.-Vincent, 1824 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Polypodiaceae (Family)

Crypsis
     Crypsis Waterhouse, 1877 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Crypsis W. Aiton, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Crypta
     Crypta Nuttall, 1817 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Elatinaceae (Family)
 Crypta Gray, 1847 accepted as Crepidula Lamarck, 1799 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Calyptraeidae (Family)
 Crypta Stephens, 1830 accepted as Psammoecus Latreille in Cuvier, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Silvanidae (Family)
 Crypta Fraser, 1911 accepted as Bythotiara Günther, 1903 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Bythotiaridae (Family)
     Crypta Stephens, 1829 accepted as Psammoecus Latreille in Cuvier, 1829 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Silvanidae (Family)
     Crypta J.H. Salisbury, 1848 · Bacteria (Kingdom) > Bacteria (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)

Cryptacrus
     Cryptacrus Mayr, 1864 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Cryptacrus Kirsch, 1869 accepted as Oxytenopterus Berg, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cryptadia
     Cryptadia Turner, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
     Cryptadia Lindley ex Endlicher, 1841 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Cryptadius
     Cryptadius Leconte, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Cryptadius Fairmaire, 1894 accepted as Crypsinous Fairmaire, 1891 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cryptangium
 Cryptangium Müller Hal., 1844 accepted as · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Isobryales (Order) > Hydropogonaceae (Family)
 Cryptangium Schrader ex C.G.D. Nees in C.F.P. Martius, 1842 accepted as Lagenocarpus C.G.D. Nees, 1834 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Cyperaceae (Family)

Cryptanthus
     Cryptanthus Otto & A.G. Dietrich, 1836 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Bromeliaceae (Family)
 Cryptanthus Osbeck, 1757 accepted as Cryptanthus Osbeck, 1757 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)

Cryptaspis
     Cryptaspis Pascoe, 1872 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cryptaspis Bryant, 1934 † accepted as Allocryptaspis Whitley, 1940 † · Animalia (Kingdom) > Chordata (Phylum) > Pteraspidomorphi (Class) > Cyathaspidiformes (Order) > Cyathaspididae (Family)

Cryptaulax
     Cryptaulax Cameron, 1906 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Cryptaulax Tate, 1869 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Cerithiidae (Family)
 Cryptaulax Skuja, 1948 accepted as Cryptaulaxoides Novarino, 1996 · Protozoa (Kingdom) > Euglenozoa (Phylum) > Kinetoplastea (Class) > Bodonida (Order) > Neobodonidae (Family)

Cryptaulaxoides
     Cryptaulaxoides Uchida, 1940 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Cryptaulaxoides Novarino, 1996 · Protozoa (Kingdom) > Euglenozoa (Phylum) > Kinetoplastea (Class) > Bodonida (Order) > Neobodonidae (Family)

Cryptaulus
     Cryptaulus Foerste, 1923 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cryptaulus Bavay, 1903 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cryptaxis
     Cryptaxis Lowe, 1855 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Hygromiidae (Family)
 Cryptaxis Reuss, 1865 accepted as Stylaster Gray, 1831 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Stylasteridae (Family)
 Cryptaxis Jeffreys, 1883 accepted as Retusa T. Brown, 1827 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cephalaspidea (Order) > Retusidae (Family)

Cryptella
     Cryptella Webb & Berthelot, 1833 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Parmacellidae (Family)
 Cryptella Jullien & Calvet, 1903 accepted as Bryocryptella Cossmann, 1906 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Bryocryptellidae (Family)
 Cryptella Quélet, 1875 accepted as Robergea Desmazières, 1847 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Ostropales (Order) > Stictidaceae (Family)
 Cryptella Szépligeti, 1916 accepted as Bicryptella Strand, 1917 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
 Cryptella Pascher, 1929 accepted as Naisa E.A. Molinari-Novoa in Molinari-Novoa et al., 2021 · Chromista (Kingdom) > Cryptista (Phylum) > Cryptophyceae (Class) > Cryptomonadales (Order) > Cryptomonadaceae (Family)

Crypthecodinium
     Crypthecodinium Biecheler, 1938 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Peridiniales (Order) > Crypthecodiniaceae (Family)
 Crypthecodinium B. Biecheler, 1952 accepted as Crypthecodinium Biecheler, 1938 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Peridiniales (Order) > Crypthecodiniaceae (Family)

Crypticus
     Crypticus Swainson, 1837 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Crypticus Champion, 1894 accepted as Microcrypticus Gebien, 1921 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Crypticus Latreille, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cryptobasis
 Cryptobasis Nevski, 1937 accepted as Iris Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Iridaceae (Family)
 Cryptobasis accepted as Cryptobatis Eschscholtz, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Cryptobates
     Cryptobates Fairmaire, 1882 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Cryptobates Esaki, 1929 accepted as Lathriobates Polhemus, 2004 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Gerridae (Family)

Cryptobatoides
     Cryptobatoides Kaszab, 1941 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Cryptobatoides Polhemus, 1991 accepted as Lathriobatoides Polhemus, 2004 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Gerridae (Family)

Cryptobia
 Cryptobia Deshayes in Maillard, 1863 accepted as Aspidosiphon Diesing, 1851 · Animalia (Kingdom) > Sipuncula (Phylum) > Sipuncula (awaiting allocation) (Class) > Aspidosiphoniformes (Order) > Aspidosiphonidae (Family)
 Cryptobia Herrich-Schäffer, 1856 accepted as Allocryptobia Viette, 1951 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Cossidae (Family)
     Cryptobia J. Leidy, 1846 · Protozoa (Kingdom) > Euglenozoa (Phylum) > Kinetoplastea (Class) > Bodonida (Order) > Cryptobiidae (Family)

Cryptobunus
 Cryptobunus Lawrence, 1931 accepted as Amatola Lawrence, 1931 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Triaenonychidae (Family)
 Cryptobunus Rambla & Juberthie, 1994 accepted as Cyptobunus Banks, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Triaenonychidae (Family)

Cryptocara
     Cryptocara Bergroth, 1916 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Lygaeidae (Family)
     Cryptocara Gistl, 1857 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Cryptocarenus
     Cryptocarenus Eggers, 1937 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Cryptocarenus Eggers, 1933 accepted as Cryptocarenus Eggers, 1937 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cryptocaris
     Cryptocaris Barrande, 1872 † (uncertain)· Animalia (Kingdom) > Hyolitha (Phylum) > (Class) > Orthothecida (Order) > Orthothecidae (Family)
 Cryptocaris Schram, 1974 † accepted as Eucryptocaris Schram, 1989 † · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Tanaidacea (Order) > Cryptocaridae (Family)

Cryptocarpus
     Cryptocarpus Kunth in Humboldt, Bonpland & Kunth, 1817 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Nyctaginaceae (Family)
 Cryptocarpus Austin, 1869 accepted as · Plantae (Kingdom) > Marchantiophyta (Phylum) > Marchantiopsida (Class) > Marchantiales (Order) > Ricciaceae (Family)

Cryptocella
 Cryptocella Paetel, 1875 † accepted as Cryptonella Hall, 1861 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Cryptonellidae (Family)
 Cryptocella H. Adams & A. Adams, 1853 accepted as Lamellaria Montagu, 1816 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Velutinidae (Family)

Cryptocentrum
     Cryptocentrum Bentham, 1880 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Cryptocentrum Kirby, 1837 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Cryptocentrum Dalla Torre, 1901 accepted as Cryptocentrum Dalla Torre, 1901 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Cryptocentrus
     Cryptocentrus Walsh, 1873 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Cryptocentrus Valenciennes in Cuvier & Valenciennes, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Gobiidae (Family)
     Cryptocentrus Ehrenberg, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Gobiidae (Family)

Cryptocephalites
     Cryptocephalites Haupt, 1956 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera incertae sedis (Family)
     Cryptocephalites Scudder, 1895 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Cryptocephalus
     Cryptocephalus Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Cryptocephalus Lowne, 1865 accepted as Cryptocephalus Lowne, 1865 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Cryptocephalus van Beneden, 1849 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cestoda (awaiting allocation) (Order) > Cestoda (awaiting allocation) (Family)
     Cryptocephalus Srivastava, 1944 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)
     Cryptocephalus Haeckel, 1881 · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Nassellaria (Order) > Nassellaria (awaiting allocation) (Family)
 Cryptocephalus Müller, 1764 accepted as Cryptocephalus Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Cryptoceras
     Cryptoceras Barrande, 1846 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cryptoceras H.W. Schott & Kotschy, 1854 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Papaveraceae (Family)

Cryptoceroides
 Cryptoceroides Schenkling & Marshall, 1932 accepted as Niphadonyx Schenkling, 1932 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cryptoceroides Piza, 1938 accepted as Aphantochilus O. Pickard-Cambridge, 1871 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Thomisidae (Family)

Cryptocerus
     Cryptocerus Latreille, 1804 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Cryptocerus accepted as Cryptocercus Scudder, 1862 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Cryptocercidae (Family)
 Cryptocerus Faust, 1887 accepted as Niphadonyx Schenkling, 1932 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cryptochile
     Cryptochile Latreille in Bory, 1828 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Cryptochile Latreille, 1829 accepted as Cryptochile Latreille in Bory, 1828 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cryptochilinus
     Cryptochilinus Haupt, 1935 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Cryptochilinus Haupt, 1950 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pompilidae (Family)

Cryptochilus
     Cryptochilus Wallich, 1824 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Cryptochilus Rafinesque, 1815 accepted as Cryptocheilus Panzer, 1806 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pompilidae (Family)

Cryptochiton
     Cryptochiton Middendorff, 1847 · Animalia (Kingdom) > Mollusca (Phylum) > Polyplacophora (Class) > Acanthochitonida (Order) > Acanthochitonidae (Family)
 Cryptochiton Gray, 1847 accepted as Amicula Gray, 1847 · Animalia (Kingdom) > Mollusca (Phylum) > Polyplacophora (Class) > Chitonida (Order) > Mopaliidae (Family)

Cryptochloris
 Cryptochloris Bentham, 1882 accepted as Tetrapogon Desfontaines, 1799 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
     Cryptochloris Shortridge, 1938 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Afrosoricida (Order) > Chrysochloridae (Family)
     Cryptochloris Schiller, 1925 · Chromista (Kingdom) > Cryptista (Phylum) > Cryptophyceae (Class) > Cryptomonadales (Order) > Cryptomonadaceae (Family)

Cryptochrysa
     Cryptochrysa Hampson, 1926 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Cryptochrysa de Freitas & Penny, 2000 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Chrysopidae (Family)

Cryptochrysis
 Cryptochrysis R.W. Butcher, 1967 accepted as Pyrenomonas Santore, 1984 · Chromista (Kingdom) > Cryptista (Phylum) > Cryptophyceae (Class) > Pyrenomonadales (Order) > Pyrenomonadaceae (Family)
     Cryptochrysis Pascher, 1911 · Chromista (Kingdom) > Cryptista (Phylum) > Cryptophyceae (Class) > Cryptomonadales (Order) > Cryptochrysidaceae (Family)

Cryptocladopelma
 Cryptocladopelma Townes, 1945 accepted as Cladopelma Kieffer, 1921 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chironomidae (Family)
 Cryptocladopelma Lenz, 1941 accepted as Cryptocladopelma Townes, 1945 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chironomidae (Family)

Cryptocleptes
     Cryptocleptes Simon, 1884 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
 Cryptocleptes Blackman, 1920 accepted as Cryptulocleptus Wood, 1962 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cryptococcus
     Cryptococcus Kützing, 1833 · Fungi (Kingdom) > Basidiomycota (Phylum) > Tremellomycetes (Class) > Tremellales (Order) > Tremellaceae (Family)
     Cryptococcus Vuillemin, 1901 · Fungi (Kingdom) > Basidiomycota (Phylum) > Tremellomycetes (Class) > Tremellales (Order) > Tremellaceae (Family)
     Cryptococcus Douglas, 1890 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cryptococcidae (Family)
     Cryptococcus Kützing · Fungi (Kingdom) > Fungi incertae sedis (Phylum) > (Class) > (Order) > (Family)

Cryptoconchus
     Cryptoconchus Burrow, 1815 · Animalia (Kingdom) > Mollusca (Phylum) > Polyplacophora (Class) > Acanthochitonida (Order) > Acanthochitonidae (Family)
     Cryptoconchus Guilding, 1829 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cryptocrinus
     Cryptocrinus von Buch, 1840 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
 Cryptocrinus Geinitz, 1846 † accepted as Cryptocrinites von Buch, 1840 † · Animalia (Kingdom) > Echinodermata (Phylum) > Eocrinoidea (Class) > Eocrinoidea (awaiting allocation) (Order) > Eocrinoidea (awaiting allocation) (Family)

Cryptocycloceras
     Cryptocycloceras Shimanskii, 1968 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Orthocerida (Order) > Orthocerida (awaiting allocation) (Family)
     Cryptocycloceras Lai & Xu in Xu & Lai, 1987 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Cephalopoda (awaiting allocation) (Order) > Cephalopoda (awaiting allocation) (Family)

Cryptodacus
     Cryptodacus Hendel, 1914 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tephritidae (Family)
     Cryptodacus Gundlach in Peters, 1862 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)

Cryptoderma
     Cryptoderma Ritsema, 1885 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dryophthoridae (Family)
 Cryptoderma Imazeki, 1943 accepted as Phylloporia Murrill, 1904 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Hymenochaetales (Order) > Hymenochaetaceae (Family)

Cryptodesma
     Cryptodesma Schrammen, 1924 † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)
     Cryptodesma J. Leidy, 1850 · Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)

Cryptodesmus
     Cryptodesmus Peters, 1864 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Polydesmida (Order) > Cryptodesmidae (Family)
 Cryptodesmus P.M. Novis & G. Visnovsky, 2012 accepted as Coelastrella Chodat, 1922 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Sphaeropleales (Order) > Scenedesmaceae (Family)

Cryptodinus
     Cryptodinus McLeay in Smith, 1838 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Cryptodinus Westwood, 1856 accepted as Cryptodus Macleay, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Cryptodiscus
     Cryptodiscus Corda, 1838 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Ostropales (Order) > Stictidaceae (Family)
     Cryptodiscus Hall, 1857 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
 Cryptodiscus A. Schrenk in F.E.L. Fischer & C.A. Meyer, 1841 accepted as Neocryptodiscus I.C. Hedge & J.M. Lamond in K.H. Rechinger, 1987 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
 Cryptodiscus Srivastava & Sahai, 1978 accepted as Prolecitha Manter, 1961 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Diplostomida (Order) > Lecithasteridae (Family)

Cryptodon
 Cryptodon Conrad, 1837 accepted as Tresus Gray, 1853 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Mactridae (Family)
 Cryptodon Turton, 1822 accepted as Thyasira Lamarck, 1818 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Thyasiridae (Family)
     Cryptodon Dejean, 1833 accepted as Cryptodontes Burmeister, 1847 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Cryptodontus
     Cryptodontus Burlini, 1969 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Cryptodontus Mulsant & Rey, 1865 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Cryptodontus Burmeiester, 1847 accepted as Cryptodontes Burmeister, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Cryptodrassus
     Cryptodrassus Miller, 1947 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Gnaphosidae (Family)
     Cryptodrassus Miller, 1943 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Gnaphosidae (Family)

Cryptofagiella
     Cryptofagiella Drugmand, 1992 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Cryptofagiella Drugmand, 1992, nom. nud. accepted as Cryptofagiella Drugmand, 1992 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Cryptogenius
     Cryptogenius Westwood, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Trogidae (Family)
     Cryptogenius Solier, 1843 accepted as Phrynocolus Lacordaire, 1859 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cryptoglena
 Cryptoglena W.S. Kent, 1881 accepted as · Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)
     Cryptoglena Marsson, 1887 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Cyclostomatida (awaiting allocation) (Family)
 Cryptoglena Horváth, 1911 accepted as Patapius Horváth, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Leptopodidae (Family)
     Cryptoglena Ehrenberg, 1834 · Protozoa (Kingdom) > Euglenozoa (Phylum) > Euglenophyceae (Class) > Euglenida (Order) > Euglenidae (Family)

Cryptognathus
     Cryptognathus Kramer, 1879 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Cryptognathidae (Family)
     Cryptognathus Mulsant, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)

Cryptogramma
     Cryptogramma R. Brown in Franklin, 1823 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Pteridaceae (Family)
 Cryptogramma Mörch, 1853 accepted as Anomalocardia Schumacher, 1817 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)

Cryptogyne
 Cryptogyne Cassini in F. Cuvier, 1827 accepted as Cryptogyne Cassini in F. Cuvier, 1827 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Cryptogyne J.D. Hooker in Bentham & J.D. Hooker, 1876 accepted as Sideroxylon Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Sapotaceae (Family)

Cryptoiulus
     Cryptoiulus Verhoeff, 1894 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Diplopoda (awaiting allocation) (Order) > (Family)
     Cryptoiulus Verhoeff, 1893 accepted as Cryptoiulus Verhoeff, 1893 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Diplopoda (awaiting allocation) (Order) > (Family)

Cryptolebias
 Cryptolebias Gaudant, 1978 accepted as Kryptolebias Costa, 2004 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cyprinodontiformes (Order) > Rivulidae (Family)
 Cryptolebias Costa, 2004 accepted as Kryptolebias Costa, 2004 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cyprinodontiformes (Order) > Rivulidae (Family)

Cryptolechia
     Cryptolechia A. Massalongo, 1853 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Ostropales (Order) > Gyalectaceae (Family)
     Cryptolechia Zeller, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Depressariidae (Family)

Cryptolepis
     Cryptolepis R. Brown, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
     Cryptolepis Vorobyeva, 1975 † · Animalia (Kingdom) > Chordata (Phylum) > Sarcopterygii (Class) > Coelacanthiformes (Order) > Coelacanthiformes (awaiting allocation) (Family)

Cryptolestes
     Cryptolestes Ganglbauer, 1899 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cucujidae (Family)
 Cryptolestes Tate, 1934 accepted as Lestoros Oehser, 1934 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Paucituberculata (Order) > Caenolestidae (Family)
     Cryptolestes Novacek, 1976 † accepted as Crypholestes Novacek, 1980 † (junior homonym)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Erinaceomorpha (Order) > Sespedectidae (Family)

Cryptolites
 Cryptolites Rafinesque, 1832 † accepted as Cryptolithus Green, 1832 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Asaphida (Order) > Trinucleidae (Family)
     Cryptolites Bondarenko, 2001 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Tabulata (Order) > Heliolitidae (Family)

Cryptomera
 Cryptomera Broun, 1893 accepted as Eucinetus Germar, 1818 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Eucinetidae (Family)
 Cryptomera Rafinesque, 1820 accepted as Scutigera Lamarck, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Chilopoda (Class) > Scutigeromorpha (Order) > Scutigeridae (Family)

Cryptomeria
     Cryptomeria Saalmüller, 1880 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Cryptomeria D. Don, 1838 · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Cupressales (Order) > Cupressaceae (Family)

Cryptomima
     Cryptomima Butler, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Sesiidae (Family)
     Cryptomima Meyrick, 1883 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)

Cryptomphalus
     Cryptomphalus Charpentier, 1837 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helicidae (Family)
     Cryptomphalus Dybowski & Grochmalicki, 1925 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cryptomphalus Agassiz in Charpentier, 1837 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cryptonatica
     Cryptonatica Dall, 1892 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Naticidae (Family)
 Cryptonatica Cossmann, 1925 † accepted as Cryptonerita Kittl, 1894 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Archaeogastropoda (Order) > Archaeogastropoda (awaiting allocation) (Family)

Cryptonema
 Cryptonema Turczaninow, 1848 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Dioscoreales (Order) > Burmanniaceae (Family)
 Cryptonema Bigsby, 1868 † accepted as Cryptonella Hall, 1861 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Cryptonellidae (Family)
     Cryptonema Jukes-Browne, 1914 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)

Cryptonotus
 Cryptonotus Quatrefages, 1865 accepted as Cryptonotus Quatrefages, 1865 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Spintherida (Order) > Spintheridae (Family)
     Cryptonotus Buckton, 1901 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Membracidae (Family)

Cryptonychus
     Cryptonychus Schönherr, 1817 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Cryptonychus Gyllenhal, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Cryptophaga
 Cryptophaga Degland & Gerbe, 1867 accepted as Emberiza Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Emberizidae (Family)
 Cryptophaga Meyrick, 1890 accepted as Cryptophasa Macleay in Lewin, 1805 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Xyloryctidae (Family)

Cryptophagus
     Cryptophagus Rafinesque, 1815 accepted as Cryptophagus Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Cryptophagus Herbst, 1792 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cryptophagidae (Family)
 Cryptophagus Brugerolle, 2002 accepted as Rastrimonas Brugerolle, 2003 · Chromista (Kingdom) > Miozoa (Phylum) > Syndiniophyceae (Class) > Rastrimonadida (Order) > (Family)
 Cryptophagus Paykull, 1800 accepted as Cryptophagus Herbst, 1792 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cryptophagidae (Family)

Cryptophallus
     Cryptophallus Bock, 1913 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Polycladida (Order) > Pseudostylochidae (Family)
 Cryptophallus C.H. Peck, 1897 accepted as Phallus Junius ex Linnaeus, 1753 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Phallales (Order) > Phallaceae (Family)

Cryptopharynx
     Cryptopharynx Kahl, 1928 · Chromista (Kingdom) > Ciliophora (Phylum) > Karyorelictea (Class) > Loxodida (Order) > Cryptopharyngidae (Family)
 Cryptopharynx Marshall, 1957 accepted as Cryptolarynx van Schalkwyk, 1966 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brachyceridae (Family)

Cryptophilus
     Cryptophilus Reitter, 1874 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Erotylidae (Family)
     Cryptophilus Wasmann, 1894 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Endomychidae (Family)

Cryptophora
     Cryptophora Borgmeier, 1935 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Phoridae (Family)
 Cryptophora accepted as Cryptopora Jeffreys, 1869 · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Rhynchonellida (Order) > Cryptoporidae (Family)

Cryptophthalmus
 Cryptophthalmus Franz, 1910 accepted as Monopterus Lacepède, 1800 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Synbranchiformes (Order) > Synbranchidae (Family)
 Cryptophthalmus Rafinesque, 1814 accepted as Alpheus Fabricius, 1798 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Alpheidae (Family)
 Cryptophthalmus Ehrenberg, 1828 accepted as Phanerophthalmus A. Adams, 1850 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cephalaspidea (Order) > Haminoeidae (Family)

Cryptophyllum
     Cryptophyllum Carruthers, 1919 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Rugosa (Order) > Polycoeliidae (Family)
 Cryptophyllum D.F.L. von Schlechtendal accepted as Anemia O. Swartz, 1806 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Schizaeales (Order) > Anemiaceae (Family)

Cryptophysa
 Cryptophysa Standley & Macbride, 1929 accepted as Conostegia D. Don, 1823 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Melastomataceae (Family)
 Cryptophysa Paetel, 1875 accepted as Glyptophysa Crosse, 1872 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Hygrophila (Order) > Planorbidae (Family)

Cryptophyton
     Cryptophyton Williams, 2000 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Alcyonacea (Order) > Clavulariidae (Family)
     Cryptophyton Raaben & Komar, 1982 † · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Cryptiida (Order) > Cryptophytonidae (Family)

Cryptopleura
     Cryptopleura Kützing, 1843 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Delesseriaceae (Family)
 Cryptopleura Nuttall, 1841 accepted as Cryptopleura Nuttall, 1841 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Cryptopleura Le Conte, 1850 accepted as Agallissus Dalman, 1823 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Cryptopodia
     Cryptopodia H. Milne Edwards, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Parthenopidae (Family)
     Cryptopodia Röhling, 1812 (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Isobryales (Order) > Neckeraceae (Family)

Cryptopodium
 Cryptopodium Fuernrohr, 1827 accepted as · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Isobryales (Order) > Neckeraceae (Family)
 Cryptopodium H.A. Schrader ex C.G.D. Nees von Esenbeck, 1842 accepted as Scleria P.J. Bergius, 1765 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Cyperaceae (Family)
     Cryptopodium S.E. Bridel, 1827 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Rhizogoniales (Order) > Rhizogoniaceae (Family)

Cryptopora
     Cryptopora Jeffreys, 1869 · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Rhynchonellida (Order) > Cryptoporidae (Family)
     Cryptopora Nicholson, 1874 (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
     Cryptopora Agassiz, 1872 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
 Cryptopora accepted as Cryptopera Haeckel, 1881 · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Nassellaria (Order) > Nassellaria (awaiting allocation) (Family)

Cryptoporus
     Cryptoporus Porat, 1894 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Polydesmida (Order) > Chelodesmidae (Family)
 Cryptoporus Motschoulsky, 1858 accepted as Medon Stephens, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Cryptoporus (Peck) Shear, 1902 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Polyporales (Order) > Polyporaceae (Family)
     Cryptoporus Uhler, 1877 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Cryptops
 Cryptops Wiedemann, 1823 accepted as Byrsops Germar, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brachyceridae (Family)
 Cryptops Schönherr, 1823 accepted as Byrsops Germar, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cryptops Hardenberg, 1931 accepted as Typhlachirus Hardenberg, 1931 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Pleuronectiformes (Order) > Soleidae (Family)
 Cryptops Eigenmann, 1894 accepted as Eigenmannia Jordan & Evermann, 1896 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gymnotiformes (Order) > Sternopygidae (Family)
     Cryptops Leach, 1814 · Animalia (Kingdom) > Arthropoda (Phylum) > Chilopoda (Class) > Scolopendromorpha (Order) > Cryptopidae (Family)
     Cryptops Solier in Gay, 1851 accepted as Alphitobius Stephens, 1829 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cryptopterus
 Cryptopterus Günther, 1864 accepted as Kryptopterus Bleeker, 1857 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Siluridae (Family)
 Cryptopterus Kaup, 1860 accepted as Ophichthus Ahl, 1789 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Ophichthidae (Family)
 Cryptopterus Mein, 1970 † accepted as Miopetaurista Kretzoi, 1962 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Sciuridae (Family)

Cryptopus
     Cryptopus Berthold in Latreille, 1827 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Penaeoidea incertae sedis (Family)
     Cryptopus Lindley, 1824 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Cryptopus Duméril & Bibron, 1835 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Trionychidae (Family)
 Cryptopus Theissen, 1914 accepted as Phaeocryptopus Naumov, 1915 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideales (Order) > Dothideales incertae sedis (Family)

Cryptopygoplus
     Cryptopygoplus Staręga, 1992 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Assamiidae (Family)
     Cryptopygoplus Lawrence, 1931 accepted as Cryptopygoplus Staręga, 1992 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Assamiidae (Family)

Cryptorhynchus
     Cryptorhynchus Illiger, 1807 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cryptorhynchus Latreille, 1810 accepted as Rhinoncus Schönherr, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cryptorhynchus Dejean, 1821 accepted as Ceutorhynchus Germar, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cryptorhynchus Leach, 1815 accepted as Ceutorhynchus Germar, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cryptorrhynchidius
     Cryptorrhynchidius Champion, 1914 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cryptorrhynchidius Winkler, 1932 accepted as Cryptorhynchus Illiger, 1807 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cryptorrhynchus
 Cryptorrhynchus Bedel, 1884 accepted as Cryptorhynchus Illiger, 1807 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cryptorrhynchus Champion, 1906 accepted as Cryptorhynchus Illiger, 1807 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cryptorrhynchus Nevski, 1937 accepted as Astragalus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Cryptorrhynchus Gemminger & Harold, 1871 accepted as Cryptorhynchus Illiger, 1807 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cryptoryctes
     Cryptoryctes Carne, 1957 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Cryptoryctes Reed, 1954 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Soricomorpha (Order) > Proscalopidae (Family)

Cryptorynchus
 Cryptorynchus Laporte de Castelnau & Brulle, 1828 accepted as Cryptorhynchus Illiger, 1807 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cryptorynchus Leach, 1815 accepted as Ceutorhynchus Germar, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cryptosoma
     Cryptosoma Brullé, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Calappidae (Family)
     Cryptosoma H. Milne Edwards in Brullé, 1837 accepted as Cryptosoma H. Milne Edwards in Brullé, 1837 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Calappidae (Family)
 Cryptosoma Theobald, 1857 accepted as Megaustenia Cockerell, 1912 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Ariophantidae (Family)
 Cryptosoma Berthold in Latreille, 1827 accepted as Ceratogonys Perty, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Eucnemidae (Family)
 Cryptosoma Selenka, de Man & Bülow, 1883 accepted as Phascolion Théel, 1875 · Animalia (Kingdom) > Sipuncula (Phylum) > Sipuncula (awaiting allocation) (Class) > Golfingiida (Order) > Phascolionidae (Family)

Cryptosphaeria
     Cryptosphaeria Cesati & De Notaris, 1853 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Xylariales (Order) > Diatrypaceae (Family)
 Cryptosphaeria Greville, 1822 accepted as Diplodia E.M. Fries, 1849 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Botryosphaeriales (Order) > Botryosphaeriaceae (Family)

Cryptospira
     Cryptospira Laurie, 1991 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Atrypida (Order) > Zygospiridae (Family)
     Cryptospira Hinds, 1844 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Marginellidae (Family)
 Cryptospira Dollfus, 1911 accepted as Cryptospira Dollfus, 1911 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Calyptraeidae (Family)

Cryptospora
     Cryptospora Karelin & Kirilow, 1842 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
 Cryptospora L.R. Tulasne & C. Tulasne, 1863 accepted as Winterella (P.A. Saccardo) O. Kuntze, 1891 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Pleosporales (Order) > Montagnulaceae (Family)

Cryptosporina
 Cryptosporina F. von Höhnel, 1905 accepted as Botryosphaeria Cesati & G. De Notaris, 1863 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Botryosphaeriales (Order) > Botryosphaeriaceae (Family)
     Cryptosporina Hazard & Oldacre, 1975 · Fungi (Kingdom) > Rozellomycota (Phylum) > Microsporidea (Class) > (Order) > (Family)

Cryptostemma
     Cryptostemma Herrich-Schäffer in Panzer, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Dipsocoridae (Family)
 Cryptostemma Guérin-Méneville, 1838 accepted as Ricinoides Ewing, 1929 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Ricinulei (Order) > Ricinoididae (Family)
 Cryptostemma R. Brown in W.T. Aiton, 1813 accepted as Arctotheca J.C. Wendland, 1798 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Cryptostoma
     Cryptostoma Marsson, 1887 † (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
     Cryptostoma Robineau-Desvoidy, 1830 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
     Cryptostoma Latreille in Cuvier, 1829 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Eucnemidae (Family)
     Cryptostoma Fedele, 1927 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Cryptostoma Dejean, 1821 accepted as Ceratogonys Perty, 1830 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Eucnemidae (Family)
 Cryptostoma de Blainville, 1818 accepted as Cryptostomus Blainville, 1818 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Naticidae (Family)
 Cryptostoma sensu Gray, 1834 accepted as Cryptostomus Blainville, 1818 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Naticidae (Family)

Cryptostomaria
     Cryptostomaria Canu & Bassler, 1927 † · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Cellariidae (Family)
     Cryptostomaria Canu & Lecointre, 1925 † accepted as Cryptostomaria Canu & Bassler, 1927 † (nomen nudum)· Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Cellariidae (Family)

Cryptostomum
     Cryptostomum Schreber, 1789 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Polygalaceae (Family)
     Cryptostomum Nitzsch in Nordmann, 1832 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)

Cryptotarsus
 Cryptotarsus Kirsch, 1865 accepted as Lemphus Erichson, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Melyridae (Family)
 Cryptotarsus Philippi, 1873 accepted as Acrocryptus Candèze, 1874 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Cryptotendipes
     Cryptotendipes Beck & Beck, 1969 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chironomidae (Family)
 Cryptotendipes Lenz, 1941 accepted as Cryptotendipes Beck & Beck, 1969 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chironomidae (Family)

Cryptotethya
 Cryptotethya de Laubenfels, 1949 accepted as Tectitethya Sarà, 1994 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Hadromerida (Order) > Tethyidae (Family)
 Cryptotethya Dendy in Herdman, 1905 accepted as Stelletta Schmidt, 1862 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Astrophorida (Order) > Ancorinidae (Family)

Cryptothallus
     Cryptothallus Malmborg, 1933 · Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Metzgeriales (Order) > Aneuraceae (Family)
     Cryptothallus (uncertain)· Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)

Cryptotheca
     Cryptotheca Blume, 1827 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Lythraceae (Family)
 Cryptotheca Hornschuch, 1868 accepted as Cryptotheca Hornschuch, 1868 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Isobryales (Order) > Pterobryaceae (Family)
 Cryptotheca Duellman, 2015 accepted as Gastrotheca Fitzinger, 1843 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Hemiphractidae (Family)

Cryptothecium
     Cryptothecium Hübener in C.O. Weber, 1851 † (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Sphagnopsida (Class) > Sphagnales (Order) > Sphagnaceae (Family)
 Cryptothecium Penzig & P.A. Saccardo, 1897 accepted as Protocreopsis Y. Doi, 1977 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Hypocreales (Order) > Bionectriaceae (Family)

Cryptothele
     Cryptothele Th. Fries, 1866 · Fungi (Kingdom) > Ascomycota (Phylum) > Lichinomycetes (Class) > Lichinales (Order) > Lichinaceae (Family)
     Cryptothele Koch in Koch (Keyserling), 1872 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Zodariidae (Family)

Cryptotis
     Cryptotis Pomel, 1848 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Soricomorpha (Order) > Soricidae (Family)
 Cryptotis Günther, 1863 accepted as Adelotus Ogilby, 1907 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Limnodynastidae (Family)

Cryptotrema
     Cryptotrema Gilbert, 1890 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Labrisomidae (Family)
     Cryptotrema Ozaki, 1926 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)

Cryptotreta
     Cryptotreta Blanc & Foote, 1961 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tephritidae (Family)
 Cryptotreta Pelman, 1977 † accepted as Pelmanotreta Skovsted, Ushatinskaya, Holmer, Popov & Kouchinsky, 2015 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Paterinata (Class) > Paterinida (Order) > Cryptotretidae (Family)

Cryptotrichus
 Cryptotrichus Packard, 1884 accepted as Cleidogona Cook & Collins, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Chordeumatida (Order) > Cleidogonidae (Family)
 Cryptotrichus Schaufuss, 1865 accepted as Laemostenus Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Cryptoxyleborus
     Cryptoxyleborus Wood & Bright, 1992 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Cryptoxyleborus Schedl, 1937 accepted as Cryptoxyleborus Wood & Bright, 1992 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cryptoxylomyia
     Cryptoxylomyia Mamaev in Mamaev & Zaitzev, 1998 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Cecidomyiidae (Family)
     Cryptoxylomyia Mamaev, 1995 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Cecidomyiidae (Family)

Cryptozoon
     Cryptozoon Schaufuss, 1882 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
 Cryptozoon Dendy, 1888 accepted as Cryptopolyzoon Dendy, 1900 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Ctenostomatida (Order) > Buskiidae (Family)
     Cryptozoon J. Hall, 1883 † · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > (Order) > (Family)

Crypturus
     Crypturus Gravenhorst, 1829 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Crypturus Lamarck, 1817 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
 Crypturus de Marseul, 1853 accepted as Cypturus Erichson, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)
 Crypturus Link, 1844 accepted as Lolium Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Crypturus Illiger, 1811 accepted as Crypturellus Brabourne & Chubb, 1914 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Tinamiformes (Order) > Tinamidae (Family)

Crystallophanes
     Crystallophanes Brandt, 1834 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Crystallophanes Wright & Studer, 1889 accepted as Crystallophanes Wright & Studer, 1889 · Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Crytops
 Crytops Latreille, 1828 accepted as Byrsops Germar, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brachyceridae (Family)
 Crytops Brullé in Bory de St. Vincent, 1832 accepted as Cryptops Leach, 1814 · Animalia (Kingdom) > Arthropoda (Phylum) > Chilopoda (Class) > Scolopendromorpha (Order) > Cryptopidae (Family)

Ctena
     Ctena Mörch, 1861 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Lucinidae (Family)
 Ctena Simon, 1864 accepted as Ctenus Walckenaer, 1805 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Ctenidae (Family)

Ctenacanthus
     Ctenacanthus Agassiz, 1835 † · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Ctenacanthiformes (Order) > Ctenacanthidae (Family)
 Ctenacanthus Garjajeff, 1901 accepted as Boeckaxelia Schellenberg, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Acanthogammaridae (Family)

Ctenandra
     Ctenandra Felder, 1861 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Zygaenidae (Family)
     Ctenandra Kirby, 1894 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)

Ctenaster
     Ctenaster L. Agassiz, 1836 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Spinulosida (Order) > Asterinidae (Family)
 Ctenaster Perrier, 1881 accepted as Laetmaster Fisher, 1908 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Spinulosida (Order) > Solasteridae (Family)

Ctenella
     Ctenella C. Carré & D. Carré, 1993 · Animalia (Kingdom) > Ctenophora (Phylum) > Tentaculata (Class) > Cydippida (Order) > Ctenellidae (Family)
     Ctenella Matthai, 1928 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Euphylliidae (Family)

Ctenicella
 Ctenicella Lacaze-Duthiers, 1877 accepted as Molgula Forbes in Forbes & Hanley, 1848 · Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) > Stolidobranchia (Order) > Molgulidae (Family)
 Ctenicella Kott, 1972 accepted as Claudenus Kott, 1998 · Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) > Stolidobranchia (Order) > Bolteniidae (Family)

Ctenidium
     Ctenidium (W.P. Schimper) Mitten, 1869 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hookeriales (Order) > Hookeriaceae (Family)
 Ctenidium O. Heer, 1881 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Cycadopsida (Class) > Cycadales (Order) > Cycadales (awaiting allocation) (Family)
 Ctenidium Agassiz, 1846 accepted as Ctenidion Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Ctenistes
     Ctenistes Reichenbach, 1816 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Ctenistes Cresson, 1879 accepted as Cteniscus Haliday in Curtis, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)

Ctenium
     Ctenium Panzer, 1813 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Ctenium C.E.O. Jensen, 1923 accepted as · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnobryales (Order) > Hypnaceae (Family)
 Ctenium Menge, 1871 accepted as Robertus Cambridge, 1879-81 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Theridiidae (Family)

Cteniurus
     Cteniurus Rafinesque, 1815 accepted as Cteniurus Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cteniurus Rafinesque, 1814 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Ctenocephalus
     Ctenocephalus Hawle & Corda, 1847 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Conocoryphidae (Family)
 Ctenocephalus Linstow, 1904 accepted as Tanqua Blanchard, 1904 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Gnathostomatidae (Family)
 Ctenocephalus Kolenati, 1859 accepted as Ctenocephalides Stiles & Collins, 1930 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Siphonaptera (Order) > Pulicidae (Family)

Ctenocera
 Ctenocera Agassiz, 1846 accepted as Ctenicera Latreille, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
 Ctenocera Stepanov, 1935 accepted as Ctenicera Latreille, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Ctenocerus
     Ctenocerus Dahlbom, 1845 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pompilidae (Family)
     Ctenocerus Kretzoi, 1941 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)

Ctenochira
     Ctenochira Förster, 1855 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
 Ctenochira Chapuis in Lacordaire, 1875 accepted as Microctenochira Spaeth, 1926 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Ctenocladus
 Ctenocladus Engler, 1921 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Moraceae (Family)
     Ctenocladus A. Borzì, 1883 · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Ulvales (Order) > Ctenocladaceae (Family)

Ctenocnemis
     Ctenocnemis Kowarz, 1873 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
 Ctenocnemis Fieber, 1860 accepted as Sastrapada Amyot & Serville, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Reduviidae (Family)

Ctenocompa
     Ctenocompa Meyrick, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Psychidae (Family)
 Ctenocompa Karsch, 1896 accepted as Compactena Fletcher in Fletcher & Nye, 1982 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Limacodidae (Family)

Ctenoconcha
 Ctenoconcha Gray, 1840 accepted as Malletia Desmoulins, 1832 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Nuculanida (Order) > Malletiidae (Family)
     Ctenoconcha Gray, 1840, nom. nud. accepted as Malletia Desmoulins, 1832 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Nuculanida (Order) > Malletiidae (Family)

Ctenodactylus
     Ctenodactylus Gray, 1830 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Ctenodactylidae (Family)
     Ctenodactylus Fitzinger, 1843 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Ctenodon
     Ctenodon Wagler, 1830 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
 Ctenodon Klunzinger, 1871 accepted as Ctenochaetus Gill, 1884 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Acanthuridae (Family)
 Ctenodon Nilsson, 1855 accepted as Leptoclinus Gill, 1861 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Stichaeidae (Family)
 Ctenodon Swainson, 1839 accepted as Acanthurus Forsskål, 1775 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Acanthuridae (Family)
 Ctenodon Ehrenberg, 1838 accepted as Epiphanes Ehrenberg, 1832 · Animalia (Kingdom) > Rotifera (Phylum) > Monogononta (Class) > Ploima (Order) > Epiphanidae (Family)
     Ctenodon Bonaparte, 1831, nom. nud. accepted as Acanthurus Forsskål, 1775 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Acanthuridae (Family)
 Ctenodon Bonaparte, 1831 accepted as Acanthurus Forsskål, 1775 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Acanthuridae (Family)
     Ctenodon Baillon, 1870 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Ctenodus
     Ctenodus Agassiz, 1838 † · Animalia (Kingdom) > Chordata (Phylum) > Dipnoi (Class) > (Order) > Ctenodontidae (Family)
 Ctenodus Kützing, 1843 accepted as Phacelocarpus Endlicher & Diesing, 1845 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gigartinales (Order) > Phacelocarpaceae (Family)

Ctenognathus
     Ctenognathus Fairmaire, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Ctenognathus Pander, 1856 † accepted as Ctenognathodus Fay, 1959 † (junior homonym)· Animalia (Kingdom) > Chordata (Phylum) > Conodonta (Class) > Ozarkodinida (Order) > Kockelellidae (Family)

Ctenogyna
     Ctenogyna Macquart, 1838 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tipulidae (Family)
     Ctenogyna Felder, 1874 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Ctenolepis
     Ctenolepis Woodward, 1895 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Ctenolepis Agassiz, 1841 † accepted as Ctenolepis Agassiz, 1841 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Ctenolepis Egerton, 1839 † accepted as Ctenolepis Egerton, 1839 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Ctenolepis J.D. Hooker in Bentham & J.D. Hooker, 1867 accepted as Blastania Kotschy & Peyritsch, 1867 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cucurbitales (Order) > Cucurbitaceae (Family)

Ctenomastax
     Ctenomastax Kraatz, 1870 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Ctenomastax Gao & Norell, 2000 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > (Family)

Ctenomerus
     Ctenomerus Schönherr, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Ctenomerus de Chaudoir, 1843 accepted as Meroctenus Gemminger & Harold, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Ctenonotus
 Ctenonotus Kolenati, 1863 accepted as Tarsopsylla Wagner, 1927 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Siphonaptera (Order) > Ceratophyllidae (Family)
 Ctenonotus Fitzinger, 1843 accepted as Anolis Daudin, 1802 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Polychrotidae (Family)

Ctenonychus
 Ctenonychus Stephens, 1830 accepted as Synaptus Eschscholtz in Thon, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
 Ctenonychus Melsheimer, 1845 accepted as Melanotus Eschscholtz, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
     Ctenonychus Dejean, 1833 accepted as Melanotus Eschscholtz, 1829 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Ctenopetalus
     Ctenopetalus Davis, 1881 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Ctenopetalus Morris & Roberts, 1862 † accepted as Ctenopetalus Morris & Roberts, 1862 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Ctenophilus
     Ctenophilus Cook, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Chilopoda (Class) > Geophilomorpha (Order) > Schendylidae (Family)
     Ctenophilus Cook, 1896, nom. nud. accepted as Ctenophilus Cook, 1896 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Chilopoda (Class) > Geophilomorpha (Order) > Schendylidae (Family)

Ctenophlebia
     Ctenophlebia Hong, 2009 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mecoptera (Order) > Orthophlebiidae (Family)
     Ctenophlebia Stål, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)

Ctenophora
     Ctenophora Blackwall, 1870 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
     Ctenophora Meigen, 1803 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tipulidae (Family)
     Ctenophora Eschscholtz, 1829 · Animalia (Kingdom) > Ctenophora (Phylum) > (Class) > (Order) > (Family)
     Ctenophora (Grunow) D.M. Williams & F.E. Round, 1986 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > Licmophorales (Order) > Ulnariaceae (Family)

Ctenophorus
     Ctenophorus Fitzinger, 1843 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Agamidae (Family)
 Ctenophorus Chapuis, 1869 accepted as Scolytodes Ferrari, 1867 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Ctenophthalmus
     Ctenophthalmus Kolenati, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Siphonaptera (Order) > Ctenophthalmidae (Family)
 Ctenophthalmus A. Milne-Edwards, 1879 accepted as Ctenophthalmus A. Milne-Edwards, 1879 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Macropipidae (Family)
 Ctenophthalmus Simon, 1880 accepted as Simonus Ritsema, 1881 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Zoridae (Family)

Ctenophyllum
 Ctenophyllum P.A. Rydberg, 1905 accepted as Astragalus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
     Ctenophyllum Schimper, 1870 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Cycadopsida (Class) > Cycadales (Order) > Cycadales (awaiting allocation) (Family)

Ctenopimpla
     Ctenopimpla Cameron, 1899 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
     Ctenopimpla Kriechbaumer, 1898 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)

Ctenoplectra
     Ctenoplectra Smith, 1857 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Ctenoplectra Kirby, 1826 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Melittidae (Family)

Ctenopleura
     Ctenopleura Fisher, 1913 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Paxillosida (Order) > Astropectinidae (Family)
 Ctenopleura Ewing, 1929 accepted as Hoplopleura Enderlein, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phthiraptera (Order) > Hoplopleuridae (Family)

Ctenopoda
     Ctenopoda McAtee & Malloch, 1933 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Ctenopoda Ma, 1938 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Ctenopoma
     Ctenopoma Peters, 1844 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Anabantidae (Family)
 Ctenopoma Heckel, 1856 † accepted as Ctenopomichthys Whitley, 1940 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Scorpaeniformes (awaiting allocation) (Family)
     Ctenopoma Pfeiffer, 1856 accepted as Rhytidopoma Sykes, 1901 (junior homonym)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Annulariidae (Family)

Ctenopsis
     Ctenopsis De Notaris, 1947-1848 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Ctenopsis E.W. Berry, 1911 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Cycadopsida (Class) > Cycadeoideales (Order) > Cycadeoideales (awaiting allocation) (Family)
 Ctenopsis Naudin, 1866 accepted as Blastania Kotschy & Peyritsch, 1867 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cucurbitales (Order) > Cucurbitaceae (Family)
 Ctenopsis Schmidt, 1956 accepted as Isoctenus Bertkau, 1880 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Ctenidae (Family)

Ctenopteris
 Ctenopteris Newman, 1851 accepted as Polypodium Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Polypodiaceae (Family)
 Ctenopteris Blume ex Kunze, 1846 accepted as Prosaptia K.B. Presl, 1836 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Polypodiaceae (Family)
     Ctenopteris A.T. Brongniart ex G. Saporta, 1873 † accepted as Ptilozamites A.G. Nathorst, 1878 † (junior homonym)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > (Order) > (Family)

Ctenopteryx
     Ctenopteryx Qiao & Zhang, 2003 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphididae (Family)
 Ctenopteryx Pfeffer, 1900 accepted as Chtenopteryx Appellöf, 1890 · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Teuthoidea (Order) > Chtenopterygidae (Family)
 Ctenopteryx Flach, 1889 accepted as Acrotrichis Motschoulsky, 1848 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ptiliidae (Family)
 Ctenopteryx Appellöf, 1890 accepted as Chtenopteryx Appellöf, 1890 · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Teuthoidea (Order) > Chtenopterygidae (Family)

Ctenopus
     Ctenopus Fischer de Waldheim, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Meloidae (Family)
 Ctenopus Agassiz, 1846 accepted as Ctenipus Latreille, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Ctenosaurus
     Ctenosaurus Fitzinger, 1843 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Iguanidae (Family)
     Ctenosaurus von Huene, 1902 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Ctenostegus
     Ctenostegus Haupt, 1930 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Ctenostegus del Junco y Reyes, 1965 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Ctenostreon
     Ctenostreon Eichwald, 1868 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Limoida (Order) > Limidae (Family)
     Ctenostreon Bayle, 1878 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Ctenothripella
 Ctenothripella Moulton, 1926 accepted as Microcephalothrips Bagnall, 1926 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Thysanoptera (Order) > Thripidae (Family)
 Ctenothripella Priesner, 1927 accepted as Ctenothripella Moulton, 1926 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Thysanoptera (Order) > Thripidae (Family)

Ctenurella
     Ctenurella Vilbaste, 1968 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)
     Ctenurella Ørvig, 1960 † · Animalia (Kingdom) > Chordata (Phylum) > Placodermi (Class) > Ptyctodontida (Order) > Ptyctodontidae (Family)

Ctenus
     Ctenus Walckenaer, 1805 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Ctenidae (Family)
     Ctenus Mabille, 1906 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Ctesias
     Ctesias Stephens, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dermestidae (Family)
 Ctesias Háva, 2004 accepted as Ctesias Stephens, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dermestidae (Family)

Ctimene
     Ctimene Boisduval in d'Urville, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
 Ctimene Duponchel, 1844 accepted as Ctimene Boisduval in d'Urville, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Ctimene Bates, 1873 accepted as Timeneca Carter, 1914 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cuba
     Cuba Dyar, 1919 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
 Cuba Scopoli, 1777 accepted as Tachigali Aublet, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Cubanella
 Cubanella Pelegrin Franganillo, 1926 accepted as Neoscona Simon, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Araneidae (Family)
 Cubanella Saidova, 1981 † accepted as Neocarpenteria Cushman & Bermúdez, 1936 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Victoriellidae (Family)
 Cubanella Pop, 1997 † accepted as Cubanites Aescht, 2001 † · Protozoa (Kingdom) > Protozoa incertae sedis (Phylum) > (Class) > (Order) > Chitinoidellidae (Family)
     Cubanella Fennah, 1948 accepted as Demetia Koçak & Kemal, 2009 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cixiidae (Family)

Cubaris
     Cubaris Brandt, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Armadillidae (Family)
     Cubaris Billberg, 1820 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)

Cubeba
 Cubeba Rafinesque, 1838 [2] accepted as Litsea Lamarck, 1792 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Laurales (Order) > Lauraceae (Family)
 Cubeba Rafinesque, 1838 accepted as Piper Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Piperales (Order) > Piperaceae (Family)

Cubilia
     Cubilia Jordan in Smith, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Cubilia Blume, 1849 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Sapindaceae (Family)

Cucubalus
     Cucubalus Quoy & Gaimard in de Blainville, 1830 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Cucubalus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)

Cucujus
     Cucujus Fabricius, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cucujidae (Family)
 Cucujus Geoffroy, 1762 accepted as Buprestis Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Cuculina
 Cuculina Rafinesque, 1815 accepted as Cucullaea Lamarck, 1801 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Arcida (Order) > Cucullaeidae (Family)
 Cuculina Rafinesque, 1838 accepted as Catasetum L.C. Richard ex Kunth, 1822 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Cuculiphilus
     Cuculiphilus Uchida, 1926 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phthiraptera (Order) > Menoponidae (Family)
 Cuculiphilus Casto, 1977 accepted as Calamincola Casto, 1978 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Syringophilidae (Family)

Cuculla
     Cuculla Seba, 1761 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cuculla Robineau-Desvoidy, 1830 accepted as Limnophora Macquart, 1835 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)

Cucullanus
     Cucullanus Müller, 1777 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Cucullanidae (Family)
 Cucullanus Goeze, 1782 accepted as Goezia Zeder in Goeze, 1800 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Anisakidae (Family)

Cucullaria
 Cucullaria Kramer ex O. Kuntze, 1891 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
     Cucullaria Conrad, 1869 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Arcida (Order) > Parallelodontidae (Family)
 Cucullaria Schreber, 1789 accepted as Vochysia Aublet, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Vochysiaceae (Family)
 Cucullaria (E.M. Fries) Corda, 1842 accepted as Leotia Persoon, 1794 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Leotiales (Order) > Leotiaceae (Family)

Cucullea
     Cucullea Michelin, 1838 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cucullea Rafinesque, 1815 accepted as Cucullaea Lamarck, 1801 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Arcida (Order) > Cucullaeidae (Family)

Cucullia
     Cucullia Schrank, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Cucullia Beck, 1847 † accepted as Cucullaea Lamarck, 1801 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Arcida (Order) > Cucullaeidae (Family)

Cucullifera
     Cucullifera C.G.D. Nees in J. Lindley, 1836 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Restionaceae (Family)
     Cucullifera Conrad in Cope, 1875 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cucullus
     Cucullus Quoy & Gaimard in de Blainville, 1830 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Cucullus Zeder, 1803 accepted as Cucullanus Müller, 1777 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Cucullanidae (Family)
 Cucullus Röding, 1798 accepted as Conus Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Conidae (Family)
     Cucullus Steiner, 1994 † · Animalia (Kingdom) > Animalia incertae sedis (Phylum) > (Class) > (Order) > (Family)

Cuculus
     Cuculus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Cuculiformes (Order) > Cuculidae (Family)
     Cuculus Lesson, 1843 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Cuculus accepted as Cuculus (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Triglidae (Family)

Cucumaria
     Cucumaria de Blainville, 1830 · Animalia (Kingdom) > Echinodermata (Phylum) > Holothuroidea (Class) > Dendrochirotida (Order) > Cucumariidae (Family)
 Cucumaria Conrad, 1853 accepted as Cucumerunio Iredale, 1934 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Unionoida (Order) > Hyriidae (Family)

Cucumella
     Cucumella Heding in Ludwig & Heding, 1935 · Animalia (Kingdom) > Echinodermata (Phylum) > Holothuroidea (Class) > Dendrochirotida (Order) > Cucumariidae (Family)
 Cucumella Chiovenda, 1929 accepted as Cucumis Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cucurbitales (Order) > Cucurbitaceae (Family)

Cucumis
     Cucumis Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cucurbitales (Order) > Cucurbitaceae (Family)
 Cucumis Deshayes, 1830 accepted as Marginella Lamarck, 1799 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Marginellidae (Family)

Cucurbita
     Cucurbita Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cucurbitales (Order) > Cucurbitaceae (Family)
     Cucurbita Scudder, 1882 accepted as Cucurbita Scudder, 1882 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cucurbita Jablonsky, 1973 † · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Miliolida (Order) > Milioliporidae (Family)

Cucurbitariopsis
 Cucurbitariopsis C. Massalongo, 1889 accepted as Rhabdospora (Durieu de Maisonneuve & Montagne ex P.A. Saccardo) P.A. Saccardo, 1884 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Capnodiales (Order) > Mycosphaerellaceae (Family)
 Cucurbitariopsis Vassilkov, 1960 accepted as Cucurbitaria Gray, 1821 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Pleosporales (Order) > Cucurbitariaceae (Family)
     Cucurbitariopsis R. Beck, 1882 † (uncertain)· Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)

Cucurbitella
     Cucurbitella Walpers, 1846 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cucurbitales (Order) > Cucurbitaceae (Family)
     Cucurbitella Penard, 1902 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Tubulinea (Class) > Arcellinida (Order) > Difflugiidae (Family)

Cucurbitina
     Cucurbitina Costa, 1856 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Cucurbitina Alexander, 1833 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cestoda (awaiting allocation) (Order) > Cestoda (awaiting allocation) (Family)

Cucurbitinus
     Cucurbitinus Gleichen, 1779 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cestoda (awaiting allocation) (Order) > Cestoda (awaiting allocation) (Family)
     Cucurbitinus Kniphof, 1759 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cestoda (awaiting allocation) (Order) > Cestoda (awaiting allocation) (Family)
     Cucurbitinus L.-L. Liu et al., 2020 accepted as (nomen nudum)· Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Microascales (Order) > Halosphaeriaceae (Family)

Cucurbitula
     Cucurbitula Gould, 1861 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Myoida (Order) > Gastrochaenidae (Family)
 Cucurbitula (M.J. Roemer) O. Kuntze in Post & O. Kuntze, 1903 accepted as Zehneria Endlicher, 1833 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cucurbitales (Order) > Cucurbitaceae (Family)
 Cucurbitula Fuckel, 1870 accepted as Coniochaeta (P.A. Saccardo) M.C. Cooke, 1887 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Coniochaetales (Order) > Coniochaetaceae (Family)

Cuenotia
     Cuenotia Lambert & Thiéry, 1914 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
 Cuenotia Rizzini, 1956 accepted as Aphelandra R. Brown, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)

Cufaea
     Cufaea Gray, 1852 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cufaea Leach, 1847 accepted as Cufaea Leach, 1847 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cuitlacidium
     Cuitlacidium J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Cuitlacidium J.M.H. Shaw, 2004 accepted as Cuitlacidium J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Cuitliodaglossum
     Cuitliodaglossum J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Cuitliodaglossum J.M.H. Shaw, 2004 accepted as Cuitliodaglossum J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Cuitlumnia
     Cuitlumnia J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Cuitlumnia J.M.H. Shaw, 2004 accepted as Cuitlumnia J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Culama
     Culama Walker, 1856 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Cossidae (Family)
 Culama Walker, 1868 accepted as Blepharodera Burmeister, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Blaberidae (Family)

Culana
     Culana Gray, 1840 accepted as Culana Gray, 1840 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Culana Gray, 1842 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Culcita
     Culcita Agassiz, 1836 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Valvatida (Order) > Oreasteridae (Family)
     Culcita K.B. Presl, 1836 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Cyatheales (Order) > Culcitaceae (Family)
 Culcita Amsel, 1959 accepted as Culcitaria Amsel, 1970 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)

Culicia
     Culicia Wilkes, 1848 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Rhizangiidae (Family)
     Culicia Dana, 1846 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Rhizangiidae (Family)

Culicites
 Culicites Heyden, 1862 † accepted as Chaoborus Lichtenstein, 1800 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chaoboridae (Family)
 Culicites Meunier, 1915 † accepted as Neoculicites Evenhuis, 1994 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Culicidae (Family)

Culmia
     Culmia Kollmann, 2005 † accepted as Culmia Kollmann, 2005 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Pyrifusidae (Family)
     Culmia Taylor, Cleevely & Morris, 1983 † accepted as Culmia Taylor, Cleevely & Morris, 1983 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Neogastropoda (awaiting allocation) (Family)

Cultellus
     Cultellus Schumacher, 1817 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Pharidae (Family)
 Cultellus Conrad, 1837 accepted as Tagelus Gray, 1847 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Solecurtidae (Family)

Cultrops
     Cultrops Struve, 1996 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > (Class) > Trilobitomorpha (awaiting allocation) (Order) > Trilobitomorpha (awaiting allocation) (Family)
 Cultrops Smith, 1938 accepted as Paralaubuca Bleeker, 1864 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)

Cuma
     Cuma H. Milne Edwards, 1828 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Cumacea (Order) > Diastylidae (Family)
 Cuma Bartsch, 1915 accepted as Cuna Hedley, 1902 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Condylocardiidae (Family)
 Cuma Swainson, 1840 † accepted as Cymia Mörch, 1860 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Muricidae (Family)

Cumella
     Cumella G.O. Sars, 1865 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Cumacea (Order) > Nannastacidae (Family)
 Cumella Jousseaume, 1898 accepted as Lataxiena Jousseaume, 1883 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Muricidae (Family)

Cumingia
     Cumingia Clessin in Martini & Chemnitz, 1882 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Hygrophila (Order) > Planorbidae (Family)
     Cumingia G. B. Sowerby I, 1833 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Semelidae (Family)
 Cumingia K.S. Kunth, 1843 accepted as Conanthera Ruiz & Pavón, 1802 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Tecophilaeaceae (Family)
 Cumingia Vidal y Soler, 1885 accepted as Lagunaria (A.P. de Candolle) H.G.L. Reichenbach, 1829 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)

Cuminia
     Cuminia Colla, 1835 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)
     Cuminia Gray, 1840 accepted as Cuminia Gray, 1840 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
     Cuminia Gray, 1841 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Cummingea
 Cummingea Hoser, 2009 accepted as Crotalus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Viperidae (Family)
 Cummingea Hoser, 2012 accepted as Crotalus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Viperidae (Family)

Cummingia
 Cummingia Gistl, 1848 accepted as Cumingia G. B. Sowerby I, 1833 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Semelidae (Family)
 Cummingia D. Don in Sweet, 1828 accepted as Conanthera Ruiz & Pavón, 1802 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Tecophilaeaceae (Family)

Cumminsia
     Cumminsia Morre & Jeffords, 1945 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Stauriida (Order) > Zaphrentoididae (Family)
 Cumminsia G. King ex D. Prain, 1906 accepted as Meconopsis L.G.A. Viguier, 1814 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Papaveraceae (Family)

Cumopsis
     Cumopsis G.O. Sars, 1878 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Cumacea (Order) > Bodotriidae (Family)
 Cumopsis Rovereto, 1899 accepted as Cymia Mörch, 1860 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Muricidae (Family)

Cumulipora
     Cumulipora Münster, 1835 accepted as Cumulipora Münster, 1835 (nomen nudum)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
     Cumulipora Bronn, 1838 (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)

Cumulusichnium
     Cumulusichnium Plicka, 1983 † (uncertain)· Animalia (Kingdom) > Animalia incertae sedis (Phylum) > (Class) > (Order) > (Family)
     Cumulusichnium Plicka, 1984 † (uncertain)· Animalia (Kingdom) > Animalia incertae sedis (Phylum) > (Class) > (Order) > (Family)

Cuna
     Cuna Hedley, 1902 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Condylocardiidae (Family)
 Cuna Williams & Williams, 1985 accepted as Kuna Williams & Williams, 1986 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Cymothoidae (Family)

Cuneatus
     Cuneatus Grande, 2010 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Lepisosteiformes (Order) > Lepisosteidae (Family)
 Cuneatus Shamrai, 1963 † accepted as Discoaster S.H. Tan, 1931 † · Chromista (Kingdom) > Haptophyta (Phylum) > Coccolithophyceae (Class) > Discoasterales (Order) > Discoasteraceae (Family)

Cuneirhynchia
     Cuneirhynchia Buckman, 1917 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Rhynchonellida (Order) > Rhynchonellidae (Family)
     Cuneirhynchia Buckman, 1914 † accepted as Cuneirhynchia Buckman, 1917 † (nomen nudum)· Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Rhynchonellida (Order) > Rhynchonellidae (Family)

Cuneoceratina
     Cuneoceratina Kozur, 1972 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)
     Cuneoceratina Gründel & Kozur, 1972 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Bythocytheridae (Family)

Cuneocoris
     Cuneocoris Handlirsch in Schroeder, 1920 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Cuneocoris Carvalho & Schaffner, 1973 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)

Cuneolus
     Cuneolus M.H. Giffen, 1970 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > Cymbellales (Order) > Rhoicospheniaceae (Family)
     Cuneolus Stephenson, 1941 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Mytiloida (Order) > Mytilidae (Family)

Cuneus
     Cuneus da Costa, 1778 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Donacidae (Family)
 Cuneus Megerle von Mühlfeld, 1811 accepted as Sunetta Link, 1807 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)
     Cuneus Voloshina, 1974 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Turrilinidae (Family)

Cunia
     Cunia Navás, 1917 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Trichoptera (awaiting allocation) (Family)
 Cunia Van Beneden, 1867 accepted as Cunina Eschscholtz, 1829 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Narcomedusae (Order) > Cuninidae (Family)

Cuniculina
     Cuniculina Brunner in Brunner & Redtenbacher, 1907 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phasmatodea (Order) > Diapheromeridae (Family)
 Cuniculina Leven in Leven & Vaziri Mohaddam, 2004 † accepted as Cuniculinella Skinner & Wilde, 1965 † · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Fusulinida (Order) > Schwagerinidae (Family)

Cuniculus
     Cuniculus Brisson, 1762 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Cuniculidae (Family)
 Cuniculus Meyer, 1790 accepted as Oryctolagus Lilljeborg, 1873 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Lagomorpha (Order) > Leporidae (Family)
 Cuniculus Wagler, 1830 accepted as Dicrostonyx Gloger, 1841 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Cricetidae (Family)

Cunila
     Cunila D. Royen ex Linnaeus, 1759 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)
 Cunila Linnaeus ex P. Miller, 1754 accepted as Sideritis Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)

Cunina
     Cunina Eschscholtz, 1829 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Narcomedusae (Order) > Cuninidae (Family)
 Cunina C. Gay, 1848 accepted as Nertera Banks ex J. Gaertner, 1788 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Cunninghamia
     Cunninghamia R. Brown in L.C. Richard, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Cupressales (Order) > Cupressaceae (Family)
 Cunninghamia Schreber, 1791 accepted as Malanea Aublet, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Cunninghamia Currey, 1873 accepted as Choanephora Currey, 1873 · Fungi (Kingdom) > Zygomycota (Phylum) > Mucoromycetes (Class) > Mucorales (Order) > Choanephoraceae (Family)

Cunnolites
     Cunnolites Alloiteau in Piveteau, 1952 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Cunnolites Gagnebin, 1772 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Scleractinia (awaiting allocation) (Family)

Cunonia
     Cunonia Linnaeus, 1759 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Oxalidales (Order) > Cunoniaceae (Family)
 Cunonia P. Miller, 1756 accepted as Gladiolus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Iridaceae (Family)

Cupellaecrinites
 Cupellaecrinites Troost in Wood, 1909 † accepted as Marsupiocrinus Morris, 1843 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Monobathrida (Order) > Marsupiocrinidae (Family)
     Cupellaecrinites Troost, 1849 † accepted as Marsupiocrinus Morris, 1843 † (nomen nudum)· Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Monobathrida (Order) > Marsupiocrinidae (Family)

Cupes
     Cupes Fabricius, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cupedidae (Family)
     Cupes Voet, 1778 accepted as Passalus Fabricius, 1792 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Passalidae (Family)

Cuphopterus
     Cuphopterus Morawitz, 1856 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Crabronidae (Family)
 Cuphopterus Hartlaub in Dohrn, 1866 accepted as Horizorhinus Oberholser, 1899 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Muscicapidae (Family)

Cupido
     Cupido Schrank, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)
     Cupido Hübner, 1819 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Cupidonia
     Cupidonia Reichenbach, 1852 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Cupidonia Bubani, 1899 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Cupressoxylon
 Cupressoxylon C. Houlbert in P. Lecointre, 1910 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Cupressales (Order) > Cupressaceae (Family)
     Cupressoxylon Kraus in W.P. Schimper, 1870 † accepted as Cupressinoxylon Göppert, 1850 † (misspelling)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Cupressales (Order) > Cupressaceae (Family)

Cupularia
     Cupularia de Blainville, 1830 † (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Cupuladriidae (Family)
     Cupularia Ehrenberg, 1839 (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
 Cupularia Godron & Grenier ex Godron in Grenier & Godron, 1851 (?) accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Cupularia Link, 1824 accepted as Cupularia Link, 1824 (nomen nudum)· Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)
 Cupularia Link, 1833 accepted as Craterium Trentepohl in A.W. Roth, 1797 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Myxomycetes (Class) > Physarales (Order) > Physaraceae (Family)

Cupulocrinus
     Cupulocrinus d'Orbigny, 1850 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Cladida (Order) > Cupulocrinidae (Family)
     Cupulocrinus Rollier, 1911 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)

Curculio
     Curculio Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Curculio Gistl, 1848 accepted as Entimus Germar, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Curculio Bedel, 1883 accepted as Hylobius Germar, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Curculio Gozis, 1886 accepted as Magdalis Germar, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Curculio Gerstaecker, 1863 accepted as Hylobius Germar, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Curculio Duponchel, 1843 accepted as Entimus Germar, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Curculionites
     Curculionites Heer, 1847 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Curculionites Kolbe, 1888 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Curculionites Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Curculionites Oppenheim, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Trachypachidae (Family)
 Curculionites Giebel, 1856 † accepted as Curculionites Heer, 1847 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Curculiopsis
     Curculiopsis Handlirsch, 1907 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Curculiopsis Martynov, 1937 † accepted as Rossocoleus Rohdendorf, 1961 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Schizocoleidae (Family)

Curetia
     Curetia Stål, 1862 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Curetia Cossmann, 1916 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Heterostrophia (awaiting allocation) (Family)

Curgia
     Curgia Walker, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Curgia Michaelsen, 1922 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Oligochaeta (awaiting allocation) (Order) > Oligochaeta (awaiting allocation) (Family)
     Curgia Walker, 1860 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Trichoptera (awaiting allocation) (Family)

Curicta
     Curicta Walker, 1865 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Curicta Stål, 1861 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Nepidae (Family)

Curimagua
     Curimagua Hoffman, 1982 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Polydesmida (Order) > Chelodesmidae (Family)
 Curimagua González-Sponga, 1987 accepted as Curimaguanus González-Sponga in Kury, 2003 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Zalmoxidae (Family)
     Curimagua Forster & Platnick, 1977 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Symphytognathidae (Family)

Curimata
     Curimata Bosc, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Characiformes (Order) > Curimatidae (Family)
 Curimata Walbaum, 1792 accepted as Curimata Bosc, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Characiformes (Order) > Curimatidae (Family)

Curionia
     Curionia F. Sordelli, 1896 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Pinopsida (awaiting allocation) (Order) > Pinopsida (awaiting allocation) (Family)
     Curionia Rossi Ronchetti & Allasinaz, 1965 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Neoleptonidae (Family)

Curitiba
     Curitiba Lameere, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Curitiba A.M. Salywon & L.R. Landrum, 2007 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Myrtaceae (Family)

Currania
     Currania Viereck, 1924 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Currania Copeland, 1909 accepted as Gymnocarpium Newman, 1851 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Cystopteridaceae (Family)

Curreyella
 Curreyella Massee, 1895 accepted as Plicaria Fuckel, 1870 · Fungi (Kingdom) > Ascomycota (Phylum) > Pezizomycetes (Class) > Pezizales (Order) > Pezizaceae (Family)
 Curreyella (P.A. Saccardo) Lindau in Engler & Prantl, 1897 accepted as Discostroma Clements, 1909 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Amphisphaeriales (Order) > Sporocadaceae (Family)

Curruca
     Curruca Bechstein, 1802 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Curruca Möhring, 1758 accepted as Curruca Möhring, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Cursor
     Cursor Forster in Latham & Davies, 1795 accepted as Cursor Forster in Latham & Davies, 1795 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Cursor Meisner, 1804 accepted as Cursorius Latham, 1790 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Glareolidae (Family)

Curtirhynchia
     Curtirhynchia Buckman, 1917 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Rhynchonellida (Order) > Rhynchonellidae (Family)
     Curtirhynchia Buckman, 1914 † accepted as Curtirhynchia Buckman, 1917 † (nomen nudum)· Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Rhynchonellida (Order) > Rhynchonellidae (Family)

Curtisia
     Curtisia W. Aiton, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cornales (Order) > Curtisiaceae (Family)
 Curtisia Schreber, 1789 accepted as Curtisia Schreber, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)
 Curtisia Graff in Bronn, 1916 accepted as · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Tricladida (Order) > Dugesiidae (Family)
     Curtisia Robineau-Desvoidy, 1849 accepted as Erythrocera Robineau-Desvoidy, 1849 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Curtisimyia
     Curtisimyia Giebel, 1856 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Curtisimyia Curtis, 1829 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)

Curtonotus
 Curtonotus De Haan in Siebold, 1833 accepted as Carcinoplax H. Milne Edwards, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Goneplacidae (Family)
     Curtonotus Jukes, 1857 † accepted as Eoschizodus Cox, 1951 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Trigoniida (Order) > Eoschizodidae (Family)
 Curtonotus Jukes, 1862 † accepted as Eoschizodus Cox, 1951 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Trigoniida (Order) > Eoschizodidae (Family)
 Curtonotus Stephens, 1827 accepted as Amara Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Curtophinus
 Curtophinus Pic, 1954 accepted as Orphinus Motschoulsky, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dermestidae (Family)
 Curtophinus Háva, 2003 accepted as Orphinus Motschoulsky, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dermestidae (Family)
 Curtophinus Háva, 2004 accepted as Orphinus Motschoulsky, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dermestidae (Family)

Curupira
     Curupira Distant, 1888 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Curupira Osten-Sacken, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Blephariceridae (Family)
     Curupira G.A. Black, 1948 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Olacaceae (Family)

Curuyella
     Curuyella Eldredge & Branisa in Eldredge & Ormiston, 1979 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
     Curuyella Eldredge & Branisa, 1980 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Curvicladium
     Curvicladium C. Decock & P.W. Crous, 1998 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Hypocreales (Order) > Nectriaceae (Family)
     Curvicladium Enroth, 1993 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Isobryales (Order) > Neckeraceae (Family)

Curvirostra
     Curvirostra Herrmannsen, 1847 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Curvirostra Scopoli, 1777 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Curvoryctocephalus
     Curvoryctocephalus Zhao & Yuan in Yuan, Zhao & Li, 2001 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > (Class) > Trilobitomorpha (awaiting allocation) (Order) > Trilobitomorpha (awaiting allocation) (Family)
     Curvoryctocephalus Zhao, Yuan, McCollum, Sundberg, Yang, Guo, Zhu & Yang, 2001 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > (Class) > Trilobitomorpha (awaiting allocation) (Order) > Trilobitomorpha (awaiting allocation) (Family)

Cuscus
 Cuscus Lesson, 1826 accepted as Phalanger Storr, 1780 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Diprotodontia (Order) > Phalangeridae (Family)
 Cuscus Illiger, 1811 accepted as Phalanger Storr, 1780 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Diprotodontia (Order) > Phalangeridae (Family)

Cushmanella
     Cushmanella Palmer & Bermúdez, 1936 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Robertinida (Order) > Robertinidae (Family)
 Cushmanella Zadorozhnyij in Zadorozhnyj & Yuferev, 1984 † accepted as Parathuramminites Poyarkov, 1969 † · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Fusulinida (Order) > Parathuramminidae (Family)

Cushmania
     Cushmania Dasch, 1992 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
     Cushmania Silvestri, 1925 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Loftusiida (Order) > Orbitolinidae (Family)

Cusickia
 Cusickia M.E. Jones, 1908 accepted as Lomatium Rafinesque, 1819 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
     Cusickia O.E. Schulz, 1927 accepted as Cusickiella R.C. Rollins, 1988 (nomen nudum)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Cuspidaria
     Cuspidaria A.P. de Candolle, 1838 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Bignoniaceae (Family)
 Cuspidaria (A.P. de Candolle) Besser, 1822 accepted as Cuspidaria (A.P. de Candolle) Besser, 1822 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
 Cuspidaria Müller Hal., 1896 accepted as · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnobryales (Order) > Entodontaceae (Family)
     Cuspidaria Nardo, 1840 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Pholadomyoida (Order) > Cuspidariidae (Family)
 Cuspidaria Fée, 1850 accepted as Dicranoglossum J. Smith in B.C. Seemann, 1854-1855 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Polypodiaceae (Family)

Cuspidella
     Cuspidella Hincks, 1866 accepted as Cuspidella Hincks, 1866 (taxon inquirendum)· Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Campanulinidae (Family)
 Cuspidella Pasteels, 1965 accepted as Chalicodoma Lepeletier de St. Fargeau, 1841 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Megachilidae (Family)
 Cuspidella Schornikov & Mikhailova, 1990 † accepted as Obispidella Schornikov, 2017 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Bythocytheridae (Family)

Cuspidia
     Cuspidia J. Gaertner, 1791 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Cuspidia Chapman, 1890 accepted as Acronicta Ochsenheimer, 1816 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Cutia
     Cutia Hodgson, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sylviidae (Family)
 Cutia Liais, 1872 † accepted as Dasyprocta Illiger, 1811 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Dasyproctidae (Family)

Cuticularia
     Cuticularia Ducomet, 1907 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Cuticularia Van der Linde, 1938 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Rhabditidae (Family)

Cutleria
     Cutleria Greville, 1830 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Tilopteridales (Order) > Cutleriaceae (Family)
     Cutleria Lewis & Vaughn, 1965 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Therapsida (Order) > Therapsida (awaiting allocation) (Family)
     Cutleria Singh & Hanumaiah, 1979 (uncertain)· Protozoa (Kingdom) > Sarcomastigota (awaiting allocation) (Phylum) > (Class) > (Order) > Sarcomastigota (awaiting allocation) (Family)

Cuviera
     Cuviera A.P. de Candolle, 1807 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Cuviera Knocker, 1869 accepted as Cuvierina Boas, 1886 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Thecosomata (Order) > Cavoliniidae (Family)
 Cuviera G.L. Koeler, 1802 accepted as Hordelymus (Jessen) Harz, 1885 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Cuviera Lesson, 1837 accepted as Cuvieria Péron, 1807 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Dipleurosomatidae (Family)

Cuvieria
     Cuvieria Roberts, 1922 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Cuvieria Lesueur & Petit, 1807 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Dipleurosomatidae (Family)
     Cuvieria Péron, 1807 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Dipleurosomatidae (Family)
     Cuvieria Leach, 1814 accepted as Cuvieria Leach, 1814 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Leucothoidae (Family)
 Cuvieria Rang, 1827 accepted as Cuvierina Boas, 1886 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Thecosomata (Order) > Cuvierinidae (Family)
 Cuvieria Cuvier, 1817 accepted as Psolus Jaeger, 1833 · Animalia (Kingdom) > Echinodermata (Phylum) > Holothuroidea (Class) > Dendrochirotida (Order) > Psolidae (Family)

Cuvierimys
     Cuvierimys Gervais, 1848-52 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
     Cuvierimys Stehlin & Schaub, 1951 † accepted as Cuvierimys Stehlin & Schaub, 1951 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)

Cuvillierella
 Cuvillierella Pokorny, 1971 † accepted as Neurocythere Whatley, 1970 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Progonocytheridae (Family)
     Cuvillierella Rahaghi, 1977 † (uncertain)· Protozoa (Kingdom) > Sarcomastigota (awaiting allocation) (Phylum) > (Class) > (Order) > Sarcomastigota (awaiting allocation) (Family)

Cuvillierina
     Cuvillierina Debourle, 1955 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Rotaliidae (Family)
 Cuvillierina Rossi de Garcia, 1972 † accepted as Rossicuvillierina Brandão, 2017 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Hemicytheridae (Family)

Cyamops
     Cyamops Melander, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Periscelididae (Family)
 Cyamops Owens, 1978 † accepted as Cyamella Owens in Owens & Hammann, 1990 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Proetida (Order) > Rorringtoniidae (Family)

Cyamus
     Cyamus J.E. Smith, 1805 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Proteales (Order) > Nelumbonaceae (Family)
     Cyamus Latreille, 1796 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Cyamidae (Family)

Cyananthus
     Cyananthus Wallich ex Bentham in Royle, 1836 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Campanulaceae (Family)
     Cyananthus Rafinesque, 1815 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Cyananthus W. Griffith, 1854 accepted as Stauranthera Bentham, 1835 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)
 Cyananthus Reichenbach, 1854 accepted as Cynanthus Swainson, 1827 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Trochilidae (Family)

Cyanastrum
     Cyanastrum D. Oliver, 1891 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Tecophilaeaceae (Family)
 Cyanastrum Cassini, 1826 accepted as Volutaria Cassini, 1816 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Cyanauges
 Cyanauges Gorham & Lewis, 1874 accepted as Endomychus Panzer, 1795 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Endomychidae (Family)
 Cyanauges Braun, 1919 accepted as Chalceopla Braun, 1921 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Adelidae (Family)
     Cyanauges Rondani, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)

Cyane
     Cyane Chambers, 1873 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tineidae (Family)
     Cyane Felder, 1861 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
     Cyane Adams, 1870 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cyanea
 Cyanea Meigen, 1800 accepted as Cyanea Meigen, 1800 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Cyanea Gaudichaud-Beaupré in Freycinet, 1829 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Campanulaceae (Family)
     Cyanea Péron & Lesueur, 1810 · Animalia (Kingdom) > Cnidaria (Phylum) > Scyphozoa (Class) > Semaeostomeae (Order) > Cyaneidae (Family)
 Cyanea Agassiz, 1846 accepted as Cyanea Agassiz, 1846 · Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Cyaniriodes
     Cyaniriodes de Nicéville, 1890 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)
     Cyaniriodes Matsumura, 1919 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)

Cyaniris
     Cyaniris Dalman, 1816 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)
 Cyaniris Chevrolat in Dejean, 1836 accepted as Smaragdina Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Cyaniris Redtenbacher, 1845 accepted as Cyaniris Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Cyanobotrys
     Cyanobotrys Zuccarini, 1845 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Cyanobotrys L. Hoffmann, 1991 accepted as Caeruleovitis E.A. Molinari-Novoa & C.E. Sánchez Ocharan in Molinari-Novoa et al., 2021 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Nostocales (Order) > Stigonemataceae (Family)

Cyanocephalus
     Cyanocephalus Bonaparte, 1840-41 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Cyanocephalus Swainson, 1835 accepted as Papio Erxleben, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cercopithecidae (Family)
     Cyanocephalus (Pohl ex Bentham) R.M. Harley & J.F.B. Pastore, 2012 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)

Cyanococcus
     Cyanococcus A. Hansgirg, 1905 · Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)
 Cyanococcus (A. Gray) Rydberg, 1917 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericales (awaiting allocation) (Family)

Cyanoderma
     Cyanoderma Salvadori, 1874 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Timaliidae (Family)
 Cyanoderma F. von Höhnel, 1919 accepted as Cyanodermella O.E. Eriksson, 1981 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Ostropales (Order) > Stictidaceae (Family)
     Cyanoderma Weber-van Bosse, 1887 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Pleurocapsales (Order) > Pleurocapsaceae (Family)
 Cyanoderma Hansgirg, 1890 accepted as Pleurocapsa G. Thuret in F. Hauck, 1885 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Pleurocapsales (Order) > Pleurocapsaceae (Family)

Cyanogaster
     Cyanogaster de Blainville, 1825 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cyanogaster Oken, 1823 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cyanogaster Mattox, Britz, Toledo-Piza & Marinho, 2013 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Characiformes (Order) > Characidae (Family)

Cyanomonas
 Cyanomonas Oltmanns, 1904 accepted as · Chromista (Kingdom) > Cryptista (Phylum) > Cryptophyceae (Class) > Cryptomonadales (Order) > Cryptomonadaceae (Family)
 Cyanomonas Büttner, 1910 accepted as Chroomonas Hansgirg, 1885 · Chromista (Kingdom) > Cryptista (Phylum) > Cryptophyceae (Class) > Cryptomonadales (Order) > Cryptomonadaceae (Family)

Cyanomyia
     Cyanomyia Wilson, 1932 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
 Cyanomyia Bonaparte, 1854 accepted as Saucerottia Bonaparte, 1849 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Trochilidae (Family)

Cyanops
     Cyanops Bonaparte, 1854 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Cyanops accepted as Cyamops Melander, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Periscelididae (Family)

Cyanopsis
     Cyanopsis Townsend, 1917 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
 Cyanopsis Cassini, 1816 accepted as Volutaria Cassini, 1816 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Cyanopterus
     Cyanopterus Eyton, 1838 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Cyanopterus Haliday, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Braconidae (Family)
     Cyanopterus Hodgson, 1847 accepted as Cynopterus Cuvier, 1824 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Pteropodidae (Family)

Cyanoramphus
     Cyanoramphus McAllan & Bruce, 1989 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Psittaciformes (Order) > Psittacidae (Family)
     Cyanoramphus Bonaparte, 1854 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Psittaciformes (Order) > Psittacidae (Family)

Cyanornis
     Cyanornis Bonaparte, 1854 accepted as Cyanornis Bonaparte, 1854 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Cyanornis Bonaparte, 1856 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Cyanornis Sundevall, 1872 accepted as Cyornis Blyth, 1843 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Muscicapidae (Family)

Cyanospira
     Cyanospira R. Chodat, 1921 (uncertain)· Protozoa (Kingdom) > Euglenozoa (Phylum) > Euglenophyceae (Class) > Euglenida (Order) > Euglenidae (Family)
 Cyanospira Florenzano, Sili, Pelosi & Vincenzini, 1985 accepted as Neocyanospira E.A. Molinari-Novoa & M.D. Guiry in Molinari-Novoa et al., 2021 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Nostocales (Order) > Aphanizomenonaceae (Family)

Cyanostola
 Cyanostola Saussure in Grandidier, 1890 accepted as Podagrion Spinola, 1811 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Torymidae (Family)
 Cyanostola Houlbert in Oberthuer, 1918 accepted as Divana Miller in Fletcher & Nye, 1982 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Castniidae (Family)

Cyanothrix
 Cyanothrix W. Schmidle, 1897 accepted as Hapalosiphon Nägeli ex Bornet & Flahault, 1886 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Nostocales (Order) > Hapalosiphonaceae (Family)
 Cyanothrix Gardner, 1927 accepted as Johannesbaptistia G. De Toni, 1934 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Chroococcales (Order) > Cyanothrichaceae (Family)

Cyanotis
     Cyanotis D. Don, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Commelinales (Order) > Commelinaceae (Family)
     Cyanotis Swainson, 1837 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Cyanus
     Cyanus Hall, 1948 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Calliphoridae (Family)
 Cyanus P. Miller, 1754 accepted as Centaurea Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Cyarda
     Cyarda Stål, 1866 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Membracidae (Family)
     Cyarda Walker, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Flatidae (Family)

Cyathella
     Cyathella Rafinesque, 1815 · Fungi (Kingdom) > Fungi incertae sedis (Phylum) > (Class) > (Order) > (Family)
     Cyathella Decaisne, 1838 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
     Cyathella Schmidt, 1880 · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Hexactinosida (Order) > Aulocalycidae (Family)

Cyathia
 Cyathia P. Browne, 1756 accepted as Cyathus Haller, 1768 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricaceae (Family)
 Cyathia Owen, 1855 accepted as Halocynthia Verrill, 1879 · Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) > Stolidobranchia (Order) > Bolteniidae (Family)

Cyathidium
     Cyathidium Steenstrup, 1847 · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Cyrtocrinida (Order) > Holopodidae (Family)
     Cyathidium Lindley ex Royle, 1835 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Cyathiscus
 Cyathiscus Haeckel, 1870 accepted as Aphroceras Gray, 1858 · Animalia (Kingdom) > Porifera (Phylum) > Calcarea (Class) > Sycettida (Order) > Grantiidae (Family)
 Cyathiscus Van Tieghem, 1894 accepted as Baratranthus (Korthals) Miquel, 1856 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Loranthaceae (Family)

Cyathocephalus
     Cyathocephalus Emery, 1915 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Cyathocephalus Kessler, 1868 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Spathebothriidea (Order) > Cyathocephalidae (Family)
     Cyathocephalus Luo & Hu in Luo, Hu, Chen, Zhang & Tao, 1999 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > (Class) > Trilobitomorpha (awaiting allocation) (Order) > Trilobitomorpha (awaiting allocation) (Family)

Cyathocoenia
     Cyathocoenia Fromentel, 1884 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Cyathocoenia Duncan, 1867 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Scleractinia (awaiting allocation) (Family)
     Cyathocoenia Volz, 1896 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Cyathodera
     Cyathodera Blanchard in d'Orbigny, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
 Cyathodera Blanchard, 1849 accepted as Cyathostoma Blanchard, 1849 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Syngamidae (Family)

Cyathodes
 Cyathodes Haller ex O. Kuntze, 1891 accepted as · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricaceae (Family)
     Cyathodes Labillardière, 1805 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)
 Cyathodes P. Micheli ex Kuntze, 1891 accepted as Cyathus Haller, 1768 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricaceae (Family)

Cyathohelia
 Cyathohelia Carus & Gerstaecker, 1863 accepted as Cyathelia Milne Edwards & Haime, 1849 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Oculinidae (Family)
 Cyathohelia Milne Edwards & Haime, 1849 accepted as Cyathelia Milne Edwards & Haime, 1849 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Oculinidae (Family)

Cyatholithus
 Cyatholithus A.R. Loeblich Jr. & Tappan, 1963 accepted as Coccolithus E.H.L. Schwarz, 1894 · Chromista (Kingdom) > Haptophyta (Phylum) > Coccolithophyceae (Class) > Coccolithales (Order) > Coccolithaceae (Family)
 Cyatholithus Huxley, 1868 accepted as Coccolithus E.H.L. Schwarz, 1894 · Chromista (Kingdom) > Haptophyta (Phylum) > Coccolithophyceae (Class) > Coccolithales (Order) > Coccolithaceae (Family)

Cyathopappus
 Cyathopappus C.H. Schultz-Bipontinus, 1861 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Cyathopappus F. von Mueller, 1861 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Cyathophora
     Cyathophora Michelin, 1843 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Stylinidae (Family)
 Cyathophora S.F. Gray, 1821 accepted as Cyathophora S.F. Gray, 1821 · Plantae (Kingdom) > Marchantiophyta (Phylum) > Marchantiopsida (Class) > Marchantiales (Order) > Aytoniaceae (Family)
 Cyathophora Rafinesque, 1838 accepted as Euphorbia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)

Cyathopsis
     Cyathopsis d'Orbigny, 1849 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Cyathopsis Thomson, 1883 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Cyathopsis A.T. Brongniart & Gris, 1864 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)

Cyathosmilia
     Cyathosmilia Tenison-Woods, 1878 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Guyniidae (Family)
     Cyathosmilia Fromentel, 1865 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Cyathotheca
     Cyathotheca Jaekel, 1927 † · Animalia (Kingdom) > Echinodermata (Phylum) > Edrioasteroidea (Class) > Edrioasterida (Order) > Edrioasterida (awaiting allocation) (Family)
     Cyathotheca T.N. Taylor, 1972 † · Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)

Cyathula
     Cyathula Blume, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)
 Cyathula Loureiro, 1790 accepted as Cyathula Loureiro, 1790 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)

Cyathus
     Cyathus Persoon, 1801 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricaceae (Family)
     Cyathus Haller, 1768 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricaceae (Family)
     Cyathus Roth & Skinner, 1930 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Palaeocopida (Order) > Aparchitidae (Family)

Cybebus
     Cybebus Schönherr, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)
     Cybebus L.A. Garay, 1978 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Cybele
 Cybele R.A. Salisbury ex J. Knight, 1809 accepted as Cybele R.A. Salisbury ex J. Knight, 1809 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Proteales (Order) > Proteaceae (Family)
     Cybele Reichenbach, 1852 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Cybele Lovén, 1845 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Phacopida (Order) > Hammatocnemidae (Family)
 Cybele Peckham, 1894 accepted as Eustiromastix Simon, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Salticidae (Family)

Cybister
     Cybister Curtis, 1827 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dytiscidae (Family)
 Cybister Dejean, 1833 accepted as Gyretes Brullé, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Gyrinidae (Family)

Cybocephalus
     Cybocephalus Motschoulsky, 1845 accepted as Cybocephalus Erichson, 1844 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cybocephalidae (Family)
     Cybocephalus Erichson, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cybocephalidae (Family)

Cycadinocarpus
     Cycadinocarpus W.P. Schimper, 1870 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Cycadopsida (Class) > Cycadales (Order) > Cycadales (awaiting allocation) (Family)
 Cycadinocarpus B. Renault, 1896 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Cycadopsida (Class) > Cycadales (Order) > Cycadales (awaiting allocation) (Family)

Cycadites
     Cycadites Sternberg, 1825 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Cycadopsida (Class) > Cycadales (Order) > Cycadales (awaiting allocation) (Family)
 Cycadites Buckland, 1836 † accepted as Cycadeoidea W. Buckland ex Lindley & W. Hutton, 1832 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Cycadopsida (Class) > Cycadeoideales (Order) > Cycadeoideaceae (Family)

Cycadopteris
     Cycadopteris A. Zigno, 1853 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Cycadopsida (Class) > Cycadales (Order) > Cycadales (awaiting allocation) (Family)
 Cycadopteris W.P. Schimper, 1869 † accepted as Ptilozamites A.G. Nathorst, 1878 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > (Order) > (Family)

Cycethra
     Cycethra Bell, 1881 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Spinulosida (Order) > Ganeriidae (Family)
     Cycethra Bethune-Baker, 1904 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Cychla
 Cychla Bonaparte, 1850 accepted as Cychla Bonaparte, 1850 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Cychla Spix, 1831 accepted as Cichla Bloch & Schneider, 1801 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Cichlidae (Family)

Cychramus
     Cychramus Kugelann, 1794 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Nitidulidae (Family)
 Cychramus Gistel, 1834 accepted as Cychramus Kugelann, 1794 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Nitidulidae (Family)

Cychrocephalus
     Cychrocephalus Reitter, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Nitidulidae (Family)
 Cychrocephalus Géhin, 1876 accepted as Carabus Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Cychrus
     Cychrus Fabricius, 1794 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Cychrus Deuve, 1990 accepted as Cychrus Fabricius, 1794 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Cycladina
     Cycladina Berthold in Latreille, 1827 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cycladina Clessin, 1871 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cycladina Cantraine, 1835 accepted as Lasaea Brown, 1827 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Lasaeidae (Family)

Cycladophora
     Cycladophora Ehrenberg, 1847 · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Nassellaria (Order) > Theoperidae (Family)
 Cycladophora Haeckel, 1881 accepted as Cycladophora Ehrenberg, 1847 · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Nassellaria (Order) > Theoperidae (Family)

Cyclas
     Cyclas Link, 1807 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Cyrenidae (Family)
 Cyclas Lamarck, 1798 accepted as Sphaerium Scopoli, 1777 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Sphaeriidae (Family)
 Cyclas Mörch, 1853 accepted as Divalinga Chavan, 1951 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Lucinidae (Family)
 Cyclas H. Adams & A. Adams, 1857 accepted as Lucinella Monterosato, 1884 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Lucinidae (Family)
 Cyclas Eichwald, 1857 † accepted as Cytherina Lamarck, 1818 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda incertae sedis (Family)
 Cyclas Schreber, 1789 accepted as Crudia Schreber, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Cyclaster
     Cyclaster Cotteau in Leymerie & Cotteau, 1856 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Spatangoida (Order) > Micrasteridae (Family)
     Cyclaster Mallory, 1904 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Cyclaster Billings, 1857 † accepted as Edrioaster Billings, 1858 † · Animalia (Kingdom) > Echinodermata (Phylum) > Edrioasteroidea (Class) > Edrioasterida (Order) > Edrioasteridae (Family)

Cyclatella
     Cyclatella van Beneden, 1839 (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
 Cyclatella Beneden & Hesse, 1863 accepted as Loxosoma Keferstein, 1862 · Animalia (Kingdom) > Entoprocta (Phylum) > Entoprocta (awaiting allocation) (Class) > Loxosomatida (Order) > Loxosomatidae (Family)

Cyclechinus
     Cyclechinus Bickhardt, 1917 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)
 Cyclechinus Bickhardt, 1914 accepted as Cyclechinus Bickhardt, 1917 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)

Cyclevertex
     Cyclevertex Li & Xing, 2024 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)
     Cyclevertex Li & Xing in Li et al., 2011 accepted as Cyclevertex Li & Xing, 2024 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)

Cyclidia
     Cyclidia Guenée, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Drepanidae (Family)
     Cyclidia Rolle, 1862 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cyclidium
     Cyclidium O.F. Müller, 1773 · Chromista (Kingdom) > Ciliophora (Phylum) > Oligohymenophorea (Class) > Scuticociliatida (Order) > Cyclidiidae (Family)
 Cyclidium O.F. Müller, 1786 accepted as Cyclidium O.F. Müller, 1773 · Chromista (Kingdom) > Ciliophora (Phylum) > Oligohymenophorea (Class) > Scuticociliatida (Order) > Cyclidiidae (Family)
 Cyclidium Dujardin, 1841 accepted as Cyclidium O.F. Müller, 1773 · Chromista (Kingdom) > Ciliophora (Phylum) > Oligohymenophorea (Class) > Scuticociliatida (Order) > Cyclidiidae (Family)

Cyclina
     Cyclina Deshayes, 1850 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)
     Cyclina V.S. Maljavkina, 1949 † · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)

Cycliscus
     Cycliscus Schönherr, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Cycliscus Gude, 1911 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cyclobium
     Cyclobium Pic, 1916 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
 Cyclobium C.A. Agardh, 1821 accepted as Coniothyrium Corda, 1840 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Pleosporales (Order) > Leptosphaeriaceae (Family)

Cyclobothrium
     Cyclobothrium Cerfontaine, 1895 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)
 Cyclobothrium Southwell, 1911 accepted as Calycobothrium Stiles & Hassall, 1912 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Lecanicephalidea incertae sedis (Family)

Cyclobrachia
     Cyclobrachia Ivanov, 1960 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Athecanephria (Order) > Siboglinidae (Family)
     Cyclobrachia Ivanov, 1959 accepted as Cyclobrachia Ivanov, 1960 (nomen nudum)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Athecanephria (Order) > Siboglinidae (Family)

Cyclocarcinus
 Cyclocarcinus Guérin-Méneville, 1838 accepted as Hapalonotus Rathbun, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Pilumnidae (Family)
     Cyclocarcinus Stolley, 1920 † accepted as Cyclocarcinides Glaessner, 1969 † (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > (Class) > Cyclida (Order) > Hemitrochiscidae (Family)

Cyclocaris
     Cyclocaris Stebbing, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Cyclocaridae (Family)
     Cyclocaris Beurlen, 1930 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)

Cyclocarpus
     Cyclocarpus Junghuhn, 1840 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)
 Cyclocarpus C.E. Bertrand, 1908 † accepted as · Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)
 Cyclocarpus A.T. Brongniart, 1880 † accepted as Cyclocarpus A.T. Brongniart, 1880 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > Pteridospermopsida (awaiting allocation) (Order) > Pteridospermopsida (awaiting allocation) (Family)
     Cyclocarpus Li & Wang, 1991 † (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Acantharea (Class) > Actinopoda (awaiting allocation) (Order) > Actinopoda (awaiting allocation) (Family)

Cyclocephala
     Cyclocephala Strobl, 1902 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Cyclocephala Latreille, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Cyclocephalus
 Cyclocephalus Berthold in Latreille, 1827 accepted as Dyscinetus Harold, 1869 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Cyclocephalus Jiménez de la Espada, 1875 accepted as Pristimantis Jiménez de la Espada, 1870 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Strabomantidae (Family)
     Cyclocephalus Tasch, 1961 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > (Order) > (Family)

Cycloceras
     Cycloceras M'Coy in Griffith, 1844 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Nautilida (Order) > Nautilidae (Family)
     Cycloceras Hyatt, 1867 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Polymorphitidae (Family)
     Cycloceras (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cycloceras Conrad (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cyclochelys
     Cyclochelys Bergounioux, 1953, nom. nud. † accepted as Bergouniouxchelys Hervet, 2004 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Geoemydidae (Family)
 Cyclochelys Bergounioux, 1953 † accepted as Bergouniouxchelys Hervet, 2004 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Geoemydidae (Family)

Cyclochilus
     Cyclochilus Agassiz, 1845 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cyclochilus Brandt, 1878 accepted as Ceratotherium Gray, 1868 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Perissodactyla (Order) > Rhinocerotidae (Family)

Cycloconus
     Cycloconus Da Rio, 1836 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Cycloconus Hombres-Firmas, 1842 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Cyclocotyla
     Cyclocotyla Stapf, 1908 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
     Cyclocotyla Otto, 1821 accepted as Cyclocotyla Otto, 1821 (taxon inquirendum)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Mazocraeidea (Order) > Diclidophoridae (Family)

Cyclocrinus
     Cyclocrinus d'Orbigny, 1850 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Cyrtocrinida (Order) > Cyrtocrinida (awaiting allocation) (Family)
 Cyclocrinus C.E.I. von Eichwald, 1860 † accepted as Cyclocrinites C.E.I. von Eichwald, 1840 † · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Cyclocrinales (Order) > Cyclocrinaceae (Family)

Cyclocyathus
     Cyclocyathus Duncan & Thomson, 1867 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Rugosa (Order) > Aulophyllidae (Family)
     Cyclocyathus Milne-Edwards & Haime, 1850 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Cyclocyathus Vologdin, 1931 † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Archaeocyatha (Class) > Archaeocyathida (Order) > Archaeocyathidae (Family)

Cyclocyclopa
     Cyclocyclopa Moore, 1939 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Crinoidea (awaiting allocation) (Order) > Crinoidea (awaiting allocation) (Family)
     Cyclocyclopa Wright, 1983 † accepted as (nomen nudum)· Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Crinoidea (awaiting allocation) (Order) > Crinoidea (awaiting allocation) (Family)

Cyclocypris
     Cyclocypris Brady & Norman, 1889 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Cyprididae (Family)
     Cyclocypris Dobbin, 1941 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)

Cyclodema
 Cyclodema Dufour, 1863 accepted as Diplonychus Laporte, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Belostomatidae (Family)
 Cyclodema Laporte, 1840 accepted as Eucranium Brullé, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Cyclodera
 Cyclodera White in Stokes, 1846 accepted as Purpuricenus Dejean, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Cyclodera Dejean, 1836 accepted as Cyclodera Dejean, 1836 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Cycloderma
     Cycloderma Klotzsch, 1832 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricales incertae sedis (Family)
     Cycloderma Peters, 1854 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Trionychidae (Family)
 Cycloderma Heer, 1865 † accepted as Critoderma Carpenter, 1985 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera incertae sedis (Family)

Cyclodes
     Cyclodes G.F. Carr & J.M.H. Shaw, 2002 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Cyclodes Guenée, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Cyclodictyon
     Cyclodictyon Mitten, 1863 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hookeriales (Order) > Daltoniaceae (Family)
     Cyclodictyon I.C. Cookson & A. Eisenack, 1958 † · Plantae (Kingdom) > Acritarcha (Phylum) > (Class) > (Order) > (Family)

Cyclodiscus
 Cyclodiscus Klotzsch, 1859 accepted as Thottea Rottboell, 1783 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Piperales (Order) > Aristolochiaceae (Family)
 Cyclodiscus Ehrenberg, 1839 accepted as Discorbis Lamarck, 1804 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Discorbidae (Family)

Cyclodon
 Cyclodon J.K. Small, 1933 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
 Cyclodon Lund, 1839 † accepted as Nothrotherium Lydekker in Nicholson & Lydekker, 1889 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Pilosa (Order) > Megatheriidae (Family)

Cyclogaster
 Cyclogaster Böhm, 1878 accepted as Cyclogaster Böhm, 1878 · Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Cyclogaster Macquart, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)
     Cyclogaster Westwood, 1838 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Cyclogaster Gronow, 1763 accepted as Liparis Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Liparidae (Family)

Cyclognathus
     Cyclognathus Croizet (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
     Cyclognathus Geoffroy St. Hilaire, 1833 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
     Cyclognathus Bronn, 1848 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
 Cyclognathus Linnarsson, 1875 † accepted as Acerocarina Poulsen, 1951 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Ptychopariida (awaiting allocation) (Family)

Cyclogramma
     Cyclogramma Doubleday, 1848 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
     Cyclogramma Tagawa, 1938 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Thelypteridaceae (Family)
     Cyclogramma Perty, 1849 · Chromista (Kingdom) > Ciliophora (Phylum) > Nassophorea (Class) > Nassulida (Order) > Nassulidae (Family)

Cyclograptus
     Cyclograptus Spencer, 1883 † · Animalia (Kingdom) > Hemichordata (Phylum) > Graptolithina (Class) > Tuboidea (Order) > Cyclograptidae (Family)
     Cyclograptus Spencer, 1882 † accepted as Cyclograptus Spencer, 1883 † (nomen nudum)· Animalia (Kingdom) > Hemichordata (Phylum) > Graptolithina (Class) > Tuboidea (Order) > Cyclograptidae (Family)

Cyclolepis
     Cyclolepis Gillies ex D. Don, 1832 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Cyclolepis Moquin-Tandon, 1834 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)
     Cyclolepis Geinitz, 1868 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Cyclolithus
 Cyclolithus Kamptner ex Deflandre in Piveteau, 1952 accepted as Cyclolithella A.R. Loeblich Jr. & H. Tappan, 1963 † · Chromista (Kingdom) > Haptophyta (Phylum) > Coccolithophyceae (Class) > Coccolithales (Order) > Coccolithaceae (Family)
 Cyclolithus Kamptner, 1948 † accepted as Cyclolithella A.R. Loeblich Jr. & H. Tappan, 1963 † · Chromista (Kingdom) > Haptophyta (Phylum) > Coccolithophyceae (Class) > Coccolithales (Order) > Coccolithaceae (Family)
     Cyclolithus König, 1825 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Scleractinia (awaiting allocation) (Family)

Cyclolorenzella
     Cyclolorenzella Kobayashi, 1960 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
     Cyclolorenzella Lazarenko & Datsenko, 1967 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Cyclomaurus
     Cyclomaurus Fairmaire, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cyclomaurus Faust, 1885 accepted as Cyclobarus Faust, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cyclomera
     Cyclomera Klug, 1855 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Cyclomera Conrad, 1866 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cyclometra
     Cyclometra Clark, 1911, nom. nud. accepted as Cyclometra Clark, 1911 (nomen nudum)· Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Comatulida (Order) > Antedonidae (Family)
     Cyclometra Clark, 1911 · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Comatulida (Order) > Antedonidae (Family)

Cyclomias
     Cyclomias Desbrochers, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cyclomias Emden, 1936 accepted as Cycloptochus Reitter, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cyclomissus
     Cyclomissus Broun, 1903 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Cyclomissus Zaitzev, 1908 accepted as Cylomissus Broun, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)

Cyclomorpha
     Cyclomorpha Pease, 1871 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Assimineidae (Family)
 Cyclomorpha Broun, 1881 accepted as Cyclaxyra Broun, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Phalacridae (Family)

Cyclomus
     Cyclomus Rafinesque, 1815 accepted as Cyclomus Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
     Cyclomus Schönherr, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cyclomus de Chaudoir, 1838 accepted as Poecilus Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Cyclonema
     Cyclonema Hall, 1852 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Platyceratidae (Family)
 Cyclonema Hochstetter, 1842 accepted as Rotheca Rafinesque, 1838 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)

Cycloneura
     Cycloneura Marshall, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Mycetophilidae (Family)
     Cycloneura Fraser, 1933 accepted as Cycloneura Fraser, 1933 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Odonata (awaiting allocation) (Family)
 Cycloneura Ashmead, 1904 accepted as Megastigmus Dalman, 1820 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Megastigmidae (Family)

Cyclonotum
 Cyclonotum Erichson, 1837 accepted as Dactylosternum Wollaston, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)
 Cyclonotum Dejean, 1833 accepted as Dactylosternum Wollaston, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)

Cyclopelma
     Cyclopelma Busch, 1851 (uncertain)· Animalia (Kingdom) > Animalia (awaiting allocation) (Phylum) > Animalia (awaiting allocation) (Class) > Animalia (awaiting allocation) (Order) > Animalia (awaiting allocation) (Family)
 Cyclopelma Benoit, 1965 accepted as Sipalolasma Simon, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Barychelidae (Family)

Cyclopelta
     Cyclopelta Bornemann, 1884 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Fenestrida (Order) > Fenestrida (awaiting allocation) (Family)
     Cyclopelta Amyot & Serville, 1843 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Cyclopeltis
     Cyclopeltis J. Smith, 1846 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Lomariopsidaceae (Family)
     Cyclopeltis Petrak, 1953 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetidae incertae sedis (Order) > Micropeltidaceae (Family)

Cyclopeplus
     Cyclopeplus Thomson, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Cyclopeplus Dejean, 1835 accepted as Cyclopeplus Thomson, 1860 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Cyclophora
     Cyclophora Hübner, 1822 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Cyclophora Moore, 1887 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Cyclophora Kirby in Kirby & Spence, 1828 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
 Cyclophora Oken, 1829 accepted as Cyclophorus Montfort, 1810 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Architaenioglossa (Order) > Cyclophoridae (Family)
     Cyclophora Castracane, 1878 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > Cyclophorales (Order) > Cyclophoraceae (Family)

Cyclophorus
     Cyclophorus Pfeiffer, 1847 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cyclophorus Eysell, 1912 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Cyclophorus Agassiz, 1846 accepted as Cyclophorus Agassiz, 1846 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Silphidae (Family)
     Cyclophorus Montfort, 1810 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Architaenioglossa (Order) > Cyclophoridae (Family)
 Cyclophorus Kraatz, 1880 accepted as Cyclophorellus Krikken, 1982 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Cyclophorus Desvaux, 1811 accepted as Pyrrosia Mirbel in Lamarck & Mirbel, 1802 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Polypodiaceae (Family)
 Cyclophorus Stephens, 1829 accepted as Necrodes Leach, 1815 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Silphidae (Family)

Cyclophthalmus
 Cyclophthalmus Burmeister, 1847 accepted as Cyclophthalmus Burmeister, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Cyclophthalmus Hope & Westwood, 1845 accepted as Cyclommatus Parry, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lucanidae (Family)
     Cyclophthalmus Corda, 1835 † · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Scorpiones (Order) > Cyclophthalmidae (Family)

Cyclophylla
     Cyclophylla Brandt, 1837 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Cyclophylla Selys, 1854 accepted as Phyllocycla Calvert, 1948 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Gomphidae (Family)

Cyclophyllia
     Cyclophyllia Roniewicz, 1989 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Scleractinia (awaiting allocation) (Family)
     Cyclophyllia Milne-Edwards & Haime, 1848 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Scleractinia (awaiting allocation) (Family)

Cyclophyllum
     Cyclophyllum Duncan & Thomson, 1867 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Rugosa (Order) > Aulophyllidae (Family)
     Cyclophyllum J.D. Hooker in Bentham & J.D. Hooker, 1873 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Cyclopia
     Cyclopia Gray, 1841 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
     Cyclopia Ventenat, 1808 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Cyclopidius
     Cyclopidius Cope, 1878 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Merycoidodontidae (Family)
 Cyclopidius Seidlitz, 1890 accepted as Mycterus Clairville, 1798 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Mycteridae (Family)

Cyclopina
     Cyclopina Raasch, 1939 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Artiopoda (Class) > Aglaspidida (Order) > Aglaspidida (awaiting allocation) (Family)
     Cyclopina Claus, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Cyclopinidae (Family)
     Cyclopina Brady, 1872 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
 Cyclopina Agassiz, 1846 accepted as Cyclopina Agassiz, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Calanoida (Order) > Diaptomidae (Family)

Cyclopites
     Cyclopites Zhuravleva, 1962 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Oncocerida (Order) > Polyelasmoceratidae (Family)
     Cyclopites Raasch, 1939 † · Animalia (Kingdom) > Arthropoda (Phylum) > Artiopoda (Class) > Aglaspidida (Order) > Aglaspididae (Family)

Cyclopium
 Cyclopium Swainson, 1838 accepted as Astroblepus Humboldt, 1805 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Astroblepidae (Family)
     Cyclopium Vlasov, 1977 † · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Anagliphonida (Order) > Thyssagaetidae (Family)

Cyclopoma
     Cyclopoma Troschel, 1847 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cyclopoma Agassiz, 1833 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Centropomidae (Family)
     Cyclopoma Endlicher, 1836 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Cyclopora
     Cyclopora Prout, 1860 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Trepostomatida (Order) > Trepostomatida (awaiting allocation) (Family)
     Cyclopora Jullien & Calvet, 1903 (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Cheilostomatida (awaiting allocation) (Family)
     Cyclopora Rafinesque, 1815 accepted as Cyclopora Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Cyclopora Verrill, 1866 accepted as Stylaster Gray, 1831 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Stylasteridae (Family)

Cycloporella
     Cycloporella Ulrich in Miller, 1889 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Trepostomatida (Order) > Trepostomatida (awaiting allocation) (Family)
     Cycloporella Neviani, 1895 (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Cheilostomatida (awaiting allocation) (Family)
 Cycloporella Monchenko, 1982 accepted as Cyclopinotus Monchenko, 1989 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Cyclopinidae (Family)

Cycloporus
     Cycloporus Lang, 1884 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Polycladida (Order) > Euryleptidae (Family)
 Cycloporus Murrill, 1904 accepted as Coltricia S.F. Gray, 1821 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Hymenochaetales (Order) > Hymenochaetaceae (Family)

Cycloposthium
     Cycloposthium Bundle, 1895 · Chromista (Kingdom) > Ciliophora (Phylum) > Litostomatea (Class) > Entodiniomorphida (Order) > Cycloposthiidae (Family)
     Cycloposthium Strelkow, 1939 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Cycloprora
     Cycloprora Turner, 1920 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Cycloprora Turner, 1931 accepted as Hedymiges Turner, 1933 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Cyclops
     Cyclops Mulsant & Rey, 1859 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Mycteridae (Family)
 Cyclops Montfort, 1810 accepted as Cyclope Risso, 1826 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Nassariidae (Family)
     Cyclops O.F. Müller, 1785 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Cyclopidae (Family)

Cyclopsiella
     Cyclopsiella Kjærandsen, 1997 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Hydroptilidae (Family)
     Cyclopsiella Drugg & A.R. Loeblich Jr., 1967 † · Plantae (Kingdom) > Acritarcha (Phylum) > (Class) > (Order) > (Family)

Cyclopsina
 Cyclopsina Munier-Chalmas, 1887 † accepted as Cyclopsinella Galloway, 1933 † · Chromista (Kingdom) > Retaria (Phylum) > Foraminifera (awaiting allocation) (Class) > (Order) > (Family)
 Cyclopsina Milne Edwards, 1840 accepted as Diaptomus Westwood in Partington, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Calanoida (Order) > Diaptomidae (Family)

Cyclopsittacus
 Cyclopsittacus Salvadori, 1880 accepted as Cyclopsitta Reichenbach, 1850 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Psittaciformes (Order) > Psittacidae (Family)
 Cyclopsittacus Sundevall, 1872 accepted as Cyclopsitta Reichenbach, 1850 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Psittaciformes (Order) > Psittacidae (Family)

Cycloptera
     Cycloptera Audinet-Serville, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
     Cycloptera (R. Brown) Spach, 1841 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Proteales (Order) > Proteaceae (Family)
 Cycloptera Swainson, 1838 accepted as Cyclopterus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Cyclopteridae (Family)
 Cycloptera Martynova, 1958 † accepted as Cyclopterina Carpenter, 1986 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mecoptera (Order) > Cyclopterinidae (Family)
 Cycloptera Janse, 1964 accepted as Cyclopterana Fletcher in Fletcher & Nye, 1982 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Limacodidae (Family)

Cyclopteris
 Cyclopteris Schrader ex S.F. Gray, 1821 accepted as Cystopteris Bernhardi, 1805 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Cystopteridaceae (Family)
     Cyclopteris A.T. Brongniart, 1828 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > Pachytestales (Order) > Pachytestaceae (Family)

Cyclopterus
     Cyclopterus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Cyclopteridae (Family)
 Cyclopterus Marseul, 1872 accepted as Nucterocephalus Desbrochers, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cyclopteryx
     Cyclopteryx Guenée, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Cyclopteryx Packard, 1864 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Limacodidae (Family)

Cyclopus
     Cyclopus Heyler & Lessertisseur, 1963 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
 Cyclopus (Quélet) Barbier, 1907 accepted as Agrocybe Fayod, 1889 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Strophariaceae (Family)
     Cyclopus Dejean, 1821 accepted as Syzygops Schoenherr, 1826 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cyclopyge
     Cyclopyge Mielke, 2002 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)
     Cyclopyge Hawle & Corda, 1847 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Asaphida (Order) > Cyclopygidae (Family)

Cyclorchida
     Cyclorchida Fuhrmann, 1907, nom. nud. accepted as Cyclorchida Fuhrmann, 1907 (nomen nudum)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Dilepididae (Family)
     Cyclorchida Fuhrmann, 1907 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Dilepididae (Family)

Cyclorhina
 Cyclorhina Hall & Clarke, 1894 † accepted as Callipleura Cooper, 1942 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Rhynchonellida (Order) > Rhynchotrematidae (Family)
 Cyclorhina Peters, 1871 accepted as Hipposideros Gray, 1831 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Hipposideridae (Family)

Cyclorhiza
     Cyclorhiza M.L. Sheh & R.H. Shan, 1980 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
     Cyclorhiza Heegaard, 1942 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Poecilostomatoida (Order) > Phyllodicolidae (Family)

Cyclorhynchus
     Cyclorhynchus Macquart, 1841 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Bombyliidae (Family)
 Cyclorhynchus Kaup, 1829 accepted as Cyclorrhynchus Kaup, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Laridae (Family)
 Cyclorhynchus De Haan, 1849 [in De Haan, 1833-1850] accepted as Latreutes Stimpson, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Hippolytidae (Family)
 Cyclorhynchus Sundevall, 1836 accepted as Rhynchocyclus Cabanis & Heine, 1860 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Tyrannidae (Family)

Cycloscapus
     Cycloscapus Erdös & Novicky, 1951 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eulophidae (Family)
     Cycloscapus Moore & Jeffords, 1968 † accepted as Pennsylvanicycloscapus Ceccolini & Cianferoni, 2023 † (junior homonym)· Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > (Order) > Leptocarphiidae (Family)

Cyclosia
     Cyclosia Klotzsch in Otto & A.G. Dietrich, 1838 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Cyclosia Hübner, 1820 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Zygaenidae (Family)

Cyclospermum
     Cyclospermum Lagasca, 1821 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
 Cyclospermum A.C. Seward, 1917 † accepted as · Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)

Cyclospira
     Cyclospira Hall & Clarke, 1894 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Cyclospiridae (Family)
 Cyclospira Eimer & Fickert, 1899 accepted as Neoeponides Reiss, 1960 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Discorbidae (Family)

Cyclospora
     Cyclospora Schneider, 1881 · Chromista (Kingdom) > Miozoa (Phylum) > Coccidiomorphea (Class) > Eimeriida (Order) > Eimeriidae (Family)
 Cyclospora J.G. Agardh, 1892 accepted as Carpoblepharis Kützing, 1843 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Ceramiaceae (Family)

Cyclosternum
     Cyclosternum Ausserer, 1871 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Theraphosidae (Family)
 Cyclosternum Müller, 1937 accepted as Teretrius Erichson in Klug, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)

Cyclostigma
     Cyclostigma Schrammen, 1912 † · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Lychniscosida (Order) > Lychniscosa (awaiting allocation) (Family)
 Cyclostigma Klotzsch in B.C. Seemann, 1853 accepted as Croton Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)
 Cyclostigma R.A. Philippi, 1870 accepted as Leptoglossis Bentham, 1845 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Solanaceae (Family)
 Cyclostigma Hochstetter ex Endlicher, 1842 accepted as Voacanga Du Petit-Thouars, 1806 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
     Cyclostigma S. Haughton, 1859 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Lycopodiopsida (Class) > Protolepidodendrales (Order) > Cyclostigmataceae (Family)

Cyclostoma
     Cyclostoma Kirby, 1838 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Cyclostoma Otto, 1823 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)
 Cyclostoma Lamarck, 1799 accepted as Epitonium Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ptenoglossa (Order) > Epitoniidae (Family)
 Cyclostoma P.L. Crouan & H. Crouan, 1867 accepted as Stictis Persoon, 1799 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Ostropales (Order) > Stictidaceae (Family)
 Cyclostoma Draparnaud, 1801 accepted as Pomatias Studer in Coxe, 1789 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Pomatiidae (Family)

Cyclostomella
     Cyclostomella Patouillard, 1896 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Parmulariales (Order) > Parmulariaceae (Family)
     Cyclostomella Ortmann, 1889 (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)

Cyclostremella
     Cyclostremella Bush, 1897 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Pyramidellidae (Family)
 Cyclostremella Tate, 1898 accepted as Lodderia Tate, 1899 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Turbinidae (Family)

Cyclotellina
     Cyclotellina Cossmann, 1886 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Tellinidae (Family)
     Cyclotellina Wenz, 1923 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Tellinidae (Family)

Cyclotheca
     Cyclotheca Theissen, 1914 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Microthyriales (Order) > Microthyriaceae (Family)
     Cyclotheca Teichert, 1935 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Capulidae (Family)
 Cyclotheca Kidston, 1888 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Marattiales (Order) > Marattiaceae (Family)
 Cyclotheca Moquin-Tandon in Alph. de Candolle, 1849 accepted as Gyrostemon Desfontaines, 1820 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Gyrostemonaceae (Family)

Cyclothorax
     Cyclothorax Frauenfeld, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Mesostigmata (Order) > Laelapidae (Family)
 Cyclothorax Fleischer, 1897 accepted as Amara Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Cyclothorax Mello Leitão, 1923 accepted as Hapalotremus Simon, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Theraphosidae (Family)
 Cyclothorax MacLeay, 1871 accepted as Mecyclothorax Sharp, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Cyclothurus
 Cyclothurus Lesson, 1842 accepted as Cyclopes Gray, 1821 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Pilosa (Order) > Cyclopedidae (Family)
     Cyclothurus Gray, 1825 accepted as Cyclopes Gray, 1821 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Pilosa (Order) > Cyclopedidae (Family)
 Cyclothurus Gray, 1842 accepted as Cyclopes Gray, 1821 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Pilosa (Order) > Cyclopedidae (Family)

Cyclothyris
     Cyclothyris M'Coy, 1844 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Rhynchonellida (Order) > Rhynchonellidae (Family)
     Cyclothyris Conrad in Kerr, 1875 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cyclotrachelus
     Cyclotrachelus de Chaudoir, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Cyclotrachelus Bode, 1953 † accepted as Prosynactus Bode, 1953 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Trachypachidae (Family)

Cyclotrema
     Cyclotrema Rafinesque, 1818 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Cyclotrema Gray, 1840 accepted as Cyclostrema Marryat, 1819 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Liotiidae (Family)

Cyclotrichium
     Cyclotrichium (Boissier) Mandenova & Schengelia, 1953 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)
     Cyclotrichium Meunier, 1910 · Chromista (Kingdom) > Ciliophora (Phylum) > Litostomatea (Class) > Haptorida (Order) > Didiniidae (Family)

Cyclotropis
 Cyclotropis Perner in Barrande, 1903 † accepted as Beraunia Knight, 1937 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Oriostomatidae (Family)
     Cyclotropis Tapparone Canefri, 1883 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Assimineidae (Family)
     Cyclotropis Verhoeff, 1951 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Diplopoda (awaiting allocation) (Order) > (Family)

Cyclotus
     Cyclotus Guilding in Swainson, 1840 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Architaenioglossa (Order) > Cyclophoridae (Family)
     Cyclotus Edwards, 1852 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cyclotus Li, 2002 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Psocoptera (Order) > Psocoptera (awaiting allocation) (Family)
     Cyclotus Gray, 1840 accepted as Cyclotus Guilding in Swainson, 1840 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Architaenioglossa (Order) > Cyclophoridae (Family)

Cyclotyphlus
 Cyclotyphlus Scheerpeltz, 1956 accepted as Cephalotyphlus Coiffait, 1955 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Cyclotyphlus Scheerpeltz, 1940 accepted as Cephalotyphlus Coiffait, 1955 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Cyclous
 Cyclous Melsheimer, 1844 accepted as Dineutus Macleay, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Gyrinidae (Family)
 Cyclous Dejean, 1833 accepted as Dineutus Macleay, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Gyrinidae (Family)

Cycloxanthus
     Cycloxanthus A. Milne-Edwards in Archiac, 1850 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Xanthidae (Family)
 Cycloxanthus A. Milne-Edwards, 1863 accepted as Cycloxanthops Rathbun, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Xanthidae (Family)

Cyclura
     Cyclura Warren, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Drepanidae (Family)
     Cyclura Harlan, 1825 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Iguanidae (Family)
 Cyclura Stebbing, 1874 accepted as Zuzara Leach, 1818 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Sphaeromatidae (Family)

Cyclurus
 Cyclurus Ancey, 1886 accepted as Cyclosurus Morelet, 1881 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Architaenioglossa (Order) > Cyclophoridae (Family)
     Cyclurus Gray, 1840 accepted as Cyclurus Gray, 1840 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
     Cyclurus Agassiz, 1839 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Amiiformes (Order) > Amiidae (Family)
     Cyclurus Agassiz, 1836 † accepted as Cyclurus Agassiz, 1839 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Amiiformes (Order) > Amiidae (Family)

Cyclus
 Cyclus Jurine, 1817 accepted as Cyclus Jurine, 1817 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Sphaeriidae (Family)
     Cyclus Anton, 1837 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cyclus de Koninck, 1841 † · Animalia (Kingdom) > Arthropoda (Phylum) > (Class) > Cyclida (Order) > Cyclidae (Family)
 Cyclus Leach, 1815 accepted as Cylas Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)
 Cyclus Barrande, 1879 † accepted as Paterula Barrande, 1879 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Lingulata (Class) > Lingulida (Order) > Paterulidae (Family)

Cycnia
     Cycnia W. Griffith, 1854 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rosaceae (Family)
     Cycnia Hübner, 1818 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Cycnoderus
     Cycnoderus Audinet-Serville, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Cycnoderus Blanchard in Gay, 1851 accepted as Chenoderus Fairmaire & Germain, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Cycnus
     Cycnus Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)
 Cycnus Brookes, 1828 accepted as Cygnus Bechstein, 1803 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Anseriformes (Order) > Anatidae (Family)
 Cycnus H. Milne Edwards, 1840 accepted as Congericola van Beneden, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Siphonostomatoida (Order) > Hatschekiidae (Family)

Cydianirus
 Cydianirus Gemminger & Harold, 1871 accepted as Cydianerus Schönherr, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cydianirus Agassiz, 1846 accepted as Cydianerus Schönherr, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cydippa
     Cydippa Rafinesque, 1815 accepted as Cydippa Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cydippa Chapuis in Lacordaire, 1875 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Cydippe
     Cydippe Eschscholtz, 1829 · Animalia (Kingdom) > Ctenophora (Phylum) > Tentaculata (Class) > Cydippida (Order) > Cydippida incertae sedis (Family)
     Cydippe (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Acoetidae (Family)
 Cydippe Cambridge, 1871 accepted as Cydrela Thorell, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Zodariidae (Family)
 Cydippe Leach in Gray, 1852 accepted as Arcopagia Brown, 1827 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Tellinidae (Family)

Cydonia
     Cydonia Mulsant, 1850 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Cydonia P. Miller, 1754 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rosaceae (Family)
 Cydonia Peckham, 1894 accepted as Cerionesta Simon, 1901 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Salticidae (Family)

Cydrus
     Cydrus Billberg, 1820 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)
 Cydrus Godman, 1900 accepted as Naevolus Hemming, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)

Cygnicollum
     Cygnicollum A.J. Fife & R.E. Magill, 1982 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Funariales (Order) > Funariaceae (Family)
 Cygnicollum Bogolepova, 1953 accepted as Lecudina Mingazzini, 1891 · Chromista (Kingdom) > Miozoa (Phylum) > Paragregarea (Class) > Velocida (Order) > Lecudinidae (Family)

Cygnus
     Cygnus Bechstein, 1803 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Anseriformes (Order) > Anatidae (Family)
     Cygnus Bartram, 1791 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Anseriformes (Order) > Anatidae (Family)

Cylichnium
 Cylichnium J. Dulac, 1867 accepted as Gaudinia Palisot de Beauvois, 1812 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
     Cylichnium Dall, 1908 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cephalaspidea (Order) > Scaphandridae (Family)
 Cylichnium F.G. Wallroth, 1833 accepted as Licea H.A. Schrader, 1797 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Myxomycetes (Class) > Liceales (Order) > Liceaceae (Family)

Cylicocrinus
     Cylicocrinus Miller, 1892 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Monobathrida (Order) > Monobathrida (awaiting allocation) (Family)
 Cylicocrinus Bather in Lankester, 1900 † accepted as Culicocrinus Müller in Zeiler & Wirtgen, 1855 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Monobathrida (Order) > Monobathrida (awaiting allocation) (Family)

Cylicostomum
     Cylicostomum Ihle, 1922 (uncertain)· Animalia (Kingdom) > Nematoda (Phylum) > Nematoda (awaiting allocation) (Class) > Nematoda (awaiting allocation) (Order) > Nematoda (awaiting allocation) (Family)
 Cylicostomum Railliet, 1901 accepted as Cyathostomum Molin, 1861 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Strongylidae (Family)

Cylidrus
     Cylidrus Latreille in Cuvier, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cleridae (Family)
     Cylidrus Dejean, 1821 accepted as Cylidrus Latreille in Cuvier, 1829 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cleridae (Family)

Cylinder
 Cylinder Montfort, 1810 accepted as Conus Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Conidae (Family)
     Cylinder Voet, ? 1796 accepted as (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Cylindera
     Cylindera Newman, 1833 accepted as Curtomerus Stephens, 1839 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Cylindera Westwood, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cicindelidae (Family)

Cylindra
 Cylindra Schumacher, 1817 accepted as Cylindromitra Fischer, 1884 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Mitridae (Family)
 Cylindra Illiger, 1802 accepted as Platypus Herbst, 1793 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cylindra Duftschmid, 1823 accepted as Cylindra Illiger, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cylindraspis
     Cylindraspis Fitzinger, 1835 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Testudinidae (Family)
     Cylindraspis Sandberger, 1849 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Cylindrella
     Cylindrella Pfeiffer, 1840 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helicidae (Family)
     Cylindrella Deshayes, 1863 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cylindrella Swainson, 1840 accepted as Cylichna Lovén, 1846 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cephalaspidea (Order) > Cylichnidae (Family)
 Cylindrella Pop, 1997 † accepted as Cylindriconella Aescht, 2001 † · Protozoa (Kingdom) > Protozoa incertae sedis (Phylum) > (Class) > (Order) > Chitinoidellidae (Family)
 Cylindrella Swainson, 1840 [2] accepted as Asprella Schaufuss, 1869 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Conidae (Family)

Cylindria
 Cylindria Loureiro, 1790 accepted as Chionanthus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Oleaceae (Family)
     Cylindria Zetterstedt, 1849 accepted as Cylidria Robineau-Desvoidy, 1830 (misspelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sciomyzidae (Family)
     Cylindria Hendel accepted as Cylidria Robineau-Desvoidy, 1830 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sciomyzidae (Family)

Cylindrica
     Cylindrica Clessin, 1882 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cylindrica Simpson, 1900 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cylindrichnus
     Cylindrichnus Toots, 1962 † (uncertain)· Animalia (Kingdom) > Animalia (awaiting allocation) (Phylum) > Animalia (awaiting allocation) (Class) > Animalia (awaiting allocation) (Order) > Animalia (awaiting allocation) (Family)
     Cylindrichnus Bandel, 1967 † (uncertain)· Animalia (Kingdom) > Trace fossils (Phylum) > (Class) > (Order) > (Family)

Cylindrichthys
     Cylindrichthys Kazantseva-Selezneva, 1980 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Actinopterygii (awaiting allocation) (Order) > Actinopterygii (awaiting allocation) (Family)
     Cylindrichthys † accepted as Cylindrichthys Kazantseva-Selezneva, 1980 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Actinopterygii (awaiting allocation) (Order) > Actinopterygii (awaiting allocation) (Family)

Cylindrina
     Cylindrina Schlüter, 1838 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cylindrina Patouillard, 1886 accepted as Stictis Persoon, 1799 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Ostropales (Order) > Stictidaceae (Family)

Cylindrites
     Cylindrites H.R. Göppert, 1842 † (uncertain)· Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)
 Cylindrites Gesner, 1758 † accepted as · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cylindrites Lycett, 1848 † accepted as Rugalindrites Gründel & Nützel, 2012 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Acteonellidae (Family)
 Cylindrites Sowerby, 1824 † accepted as Rugalindrites Gründel & Nützel, 2012 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Acteonellidae (Family)

Cylindrocaulus
     Cylindrocaulus Hoffmann, 1925 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cylindrocaulus Fairmaire, 1880 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Passalidae (Family)

Cylindrocephalus
     Cylindrocephalus Trenkner, 1868 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
 Cylindrocephalus Faust, 1893 accepted as Cylindrocyba Faust, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cylindrocephalus Motschoulsky, 1860 accepted as Zeteotomus Jacquelin Du Val, ? 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Cylindrocerus
     Cylindrocerus Schönherr, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Cylindrocerus Schönherr, 1825, nom. nud. accepted as Cylindrocerus Schönherr, 1825 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cylindrocorpus
     Cylindrocorpus Goodey, 1939 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Diplogasterida (Order) > Cylindrocorporidae (Family)
     Cylindrocorpus Rühm, 1959 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cestoda (awaiting allocation) (Order) > Cestoda (awaiting allocation) (Family)

Cylindrodera
     Cylindrodera Gemminger & Harold, 1872 accepted as Cylindera Newman, 1833 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Cylindrodera Bedel, 1879 accepted as Cylindera Westwood, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cicindelidae (Family)

Cylindroderus
     Cylindroderus Latreille, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
     Cylindroderus Dejean, 1833 accepted as Cylindroderus Latreille, 1834 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Cylindrodes
     Cylindrodes Hübner, 1810 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cylindrodes Gray, 1832 accepted as Cylindracheta Kirby, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Cylindrachetidae (Family)

Cylindrodon
     Cylindrodon Douglass, 1901 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Cylindrodontidae (Family)
 Cylindrodon Nopcsa, 1926 † accepted as Cylindrodon Nopcsa, 1926 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Cylindrogaster
     Cylindrogaster Lioy, 1864 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Cylindrogaster Huggert, 1980 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Cylindrogaster Stål, 1855 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Dermaptera (Order) > Pygidicranidae (Family)
 Cylindrogaster Fauvel, 1873 accepted as Cylindropsis Fauvel, 1885 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Cylindrogaster Goodey, 1927 accepted as Myctolaimus Cobb, 1920 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Diplogasterida (Order) > Cylindrocorporidae (Family)
 Cylindrogaster Fauvel, 1872 accepted as Cylindropsis Fauvel, 1885 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Cylindrogaster Rondani, 1861 accepted as Cylindrosoma Rondani, 1856 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Cylindroiulus
     Cylindroiulus Verhoeff, 1894 · Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Julida (Order) > Julidae (Family)
     Cylindroiulus Verhoeff, 1893 accepted as Cylindroiulus Verhoeff, 1894 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Julida (Order) > Julidae (Family)

Cylindromorphus
     Cylindromorphus Thery, 1930 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Cylindromorphus Kiesenwetter in Erichson, 1857 accepted as Cylindromorphus Thery, 1930 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Cylindromorphus Crotch, 1872 accepted as Lixopachys Reitter, 1916 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cylindromus
     Cylindromus Aurivillius, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Cylindromus Loomis, 1977 · Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Polydesmida (Order) > Chelodesmidae (Family)

Cylindrophora
     Cylindrophora Bonorden, 1851 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Cylindrophora Philippi, 1865 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Asilidae (Family)
 Cylindrophora Solier in Gay, 1849 accepted as Anthaxia Eschscholtz, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Cylindrophyllum
     Cylindrophyllum Schwantes, 1927 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Aizoaceae (Family)
     Cylindrophyllum Simpson, 1900 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Rugosa (Order) > Axophyllidae (Family)
     Cylindrophyllum Yabe & Hayasaka, 1915 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Heliolitida (Order) > Pycnostylidae (Family)

Cylindropora
     Cylindropora Eichwald, 1829 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Cyclostomatida (awaiting allocation) (Family)
 Cylindropora Lang, Smith & Thomas, 1940 † accepted as Cylindropora Lang, Smith & Thomas, 1940 † · Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Cylindropora Yabe & Hayasaka, 1915 † accepted as Cylindropora Yabe & Hayasaka, 1915 † · Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Cylindropora Tenison- Woods, 1880 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Cylindroporella
     Cylindroporella Hincks, 1877 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Lacernidae (Family)
     Cylindroporella J.H. Johnson, 1955 † (uncertain)· Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Dasycladales (Order) > Dasycladaceae (Family)

Cylindropsis
     Cylindropsis Fauvel, 1885 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Cylindropsis Pierre, 1898 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
 Cylindropsis Koken, 1889 † accepted as Cylindritopsis Gemmellaro, 1889 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Coenogastropoda incertae sedis (Order) > Soleniscidae (Family)
     Cylindropsis Bezzi, 1906 accepted as Cylindrosoma Rondani, 1856 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Cylindropterus
 Cylindropterus Motschoulsky, 1863 accepted as Saprosties Redtenbacher, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Cylindropterus Chevrolat, 1873 accepted as Lixopachys Reitter, 1916 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cylindropyxis
     Cylindropyxis Kufferath, 1932 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Cylindropyxis Hendey, 1964 · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)

Cylindrorhinus
 Cylindrorhinus Schönherr, 1842 accepted as Cylydrorhinus Guérin-Méneville, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cylindrorhinus Chevrolat, 1844 accepted as Cylydrorhinus Guérin-Méneville, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cylindrosoma
     Cylindrosoma Tschudi, 1838 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
 Cylindrosoma Brady, 1878 accepted as Cylindropsyllus Brady, 1880 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Canthocamptidae (Family)
     Cylindrosoma Gray in Todd, 1843 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Diplopoda (awaiting allocation) (Order) > (Family)
     Cylindrosoma Rondani, 1856 accepted as Hyperaea Robineau-Desvoidy, 1863 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Cylindrospira
     Cylindrospira Folin, 1883 accepted as Cylindrospira Folin, 1883 (nomen nudum)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Cylindrospira A.G. Mitlehner, 1996 † accepted as Gyrocylindrus N.I. Strelnikova & V.A. Nikolaev, 1995 † · Chromista (Kingdom) > Bacillariophyta (Phylum) > Mediophyceae (Class) > Hemiaulales (Order) > Hemiaulaceae (Family)

Cylindrospora
     Cylindrospora (uncertain)· Fungi (Kingdom) > Basidiomycota (Phylum) > Exobasidiomycetes (Class) > Exobasidiales (Order) > Exobasidiaceae (Family)
     Cylindrospora Issi & Voronin in Issi, 1986 · Fungi (Kingdom) > Rozellomycota (Phylum) > Microsporidea (Class) > (Order) > Cylindrosporidae (Family)

Cylindrostoma
     Cylindrostoma Örsted, 1845 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Prolecithophora (Order) > Cylindrostomidae (Family)
 Cylindrostoma Motschoulsky, 1860 accepted as Hypaetha Leconte, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cicindelidae (Family)

Cylindrotheca
     Cylindrotheca Rabenhorst, 1859 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > Bacillariales (Order) > Bacillariaceae (Family)
     Cylindrotheca Bonorden, 1864 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Cylindrotheca Eisenack, 1934 † · Animalia (Kingdom) > Hemichordata (Phylum) > Pterobranchia (Class) > Rhabdopleurida (Order) > Rhabdopleurida (awaiting allocation) (Family)

Cylindrothorax
 Cylindrothorax Aurivillius, 1915 † accepted as Desisa Pascoe, 1865 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Cylindrothorax Escherich, 1896 accepted as Lydomorphus Fairmaire in Révoil, 1882 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Meloidae (Family)

Cylindrus
     Cylindrus Herrmannsen, 1852 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cylindrus Neviani, 1928 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
 Cylindrus Batsch, 1789 accepted as Cylinder Montfort, 1810 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Conidae (Family)
 Cylindrus Deshayes, 1824 accepted as Cylindrus Batsch, 1789 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Conidae (Family)
     Cylindrus Fitzinger, 1833 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helicidae (Family)

Cylista
 Cylista W. Aiton, 1789 accepted as Rhynchosia Loureiro, 1790 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Cylista Wright, 1859 accepted as · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Actiniaria (Order) > Sagartiidae (Family)

Cylistus
 Cylistus Klug, 1837 accepted as Tenerus Laporte, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cleridae (Family)
 Cylistus de Marseul, 1853 accepted as Platysoma Leach, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)
 Cylistus Dejean, 1833 accepted as Platysoma Leach, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)

Cyllene
     Cyllene Gray, 1834 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Nassariidae (Family)
     Cyllene Dana, 1852 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
     Cyllene Chambers, 1873 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Trichoptera (awaiting allocation) (Family)
 Cyllene Walker, 1854 accepted as Lyclene Moore, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
     Cyllene Newman, 1840 accepted as Megacyllene Casey, 1912 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Cylloma
     Cylloma Budde-Lund, 1885 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
     Cylloma Budde-Lund, 1879 accepted as Cylloma Budde-Lund, 1879 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
 Cylloma Zaitzev, 1908 accepted as Cyloma Sharp, 1872 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)

Cyllopisalia
 Cyllopisalia Pace, 1983 † accepted as Leptusa Kraatz, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Cyllopisalia Pace, 1982 † accepted as Leptusa Kraatz, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Cylydrorhinus
 Cylydrorhinus Blanchard, 1851 accepted as Cylydrorhinus Guérin-Méneville, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Cylydrorhinus Guérin-Méneville, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cymatella
     Cymatella Sytova, 1970 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Rugosa (Order) > Rugosa (awaiting allocation) (Family)
     Cymatella Patouillard, 1899 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Marasmiaceae (Family)

Cymatia
     Cymatia Flor, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Corixidae (Family)
     Cymatia Scudder, 1882 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cymatium
     Cymatium Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Ranellidae (Family)
 Cymatium Link, 1807 accepted as Latirus Montfort, 1810 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Fasciolariidae (Family)

Cymatobranchus
     Cymatobranchus Selensky (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Hirudinoidea (awaiting allocation) (Order) > Hirudinoidea (awaiting allocation) (Family)
     Cymatobranchus Caballero y Caballero, 1960 accepted as Cymatobranchus Caballero y Caballero, 1960 (nomen nudum)· Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Hirudinoidea (awaiting allocation) (Order) > Hirudinoidea (awaiting allocation) (Family)

Cymatocarpus
     Cymatocarpus O.E. Schulz in Engler, 1924 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
     Cymatocarpus Looss, 1899 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Plagiorchiida (Order) > Brachycoeliidae (Family)

Cymatoceras
     Cymatoceras Hyatt, 1884 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Nautilida (Order) > Cymatoceratidae (Family)
 Cymatoceras Rollier, 1922 † accepted as Cymaceras Quenstedt, 1887 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)

Cymatocylis
     Cymatocylis Laackmann, 1907 · Chromista (Kingdom) > Ciliophora (Phylum) > Spirotrichea (Class) > Oligotrichida (Order) > Ptychocylididae (Family)
     Cymatocylis Meunier, 1910 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Cymatodera
     Cymatodera Gray in Griffith & Pidgeon, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cleridae (Family)
 Cymatodera Kuwert, 1893 accepted as Eucymatodera Schenkling, 1899 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cleridae (Family)

Cymatodes
     Cymatodes Kirby & Spence, 1828 accepted as (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Cymatodes Agassiz, 1846 accepted as Cymatothes Dejean, 1834 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cymatodus
     Cymatodus Dall, 1882 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cymatodus Newberry & Worthen, 1870 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Cymatodus Trautschold, 1879 † accepted as Paracymatodus Bogoliubov, 1916 † · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Petalodontiformes (Order) > Petalodontiformes (awaiting allocation) (Family)

Cymatophlebiopsis
     Cymatophlebiopsis Handlirsch, 1939 † accepted as Aeschnopsis Handlirsch, 1939 † (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Mesuropetalidae (Family)
 Cymatophlebiopsis Cowley, 1942 † accepted as Cymatophlebiopsis Handlirsch, 1939 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Mesuropetalidae (Family)

Cymatophora
     Cymatophora Hübner, 1812 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
 Cymatophora Treitschke, 1825 accepted as Achlya Billberg, 1820 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Drepanidae (Family)

Cymatoplex
     Cymatoplex Turner, 1910 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Cymatoplex Meyrick, 1925 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Gelechiidae (Family)

Cymatorhynchia
     Cymatorhynchia Buckman, 1917 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Rhynchonellida (Order) > Rhynchonellidae (Family)
     Cymatorhynchia Buckman, 1914 † accepted as Cymatorhynchia Buckman, 1917 † (nomen nudum)· Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Rhynchonellida (Order) > Rhynchonellidae (Family)

Cymatothes
     Cymatothes Dejean, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Cymatothes Solier, 1848 accepted as Cymatothes Dejean, 1834 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cymba
     Cymba Dulac, 1867 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
 Cymba Marche-Marchaud, 1968 accepted as Cymbium Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Volutidae (Family)
 Cymba Seidlitz, 1875 accepted as Seidlitzella Jacobson, 1915 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Trogossitidae (Family)
 Cymba Broderip, 1826 accepted as Cymbium Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Volutidae (Family)
 Cymba Quoy & Gaimard, 1827 accepted as Ceratocymba Chun, 1888 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Siphonophorae (Order) > Abylidae (Family)

Cymbalaria
     Cymbalaria J. Hill, 1756 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Plantaginaceae (Family)
 Cymbalaria Medicus, 1791 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Scrophulariaceae (Family)

Cymbaria
     Cymbaria Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Orobanchaceae (Family)
 Cymbaria T. Taylor, 1848 accepted as · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Dicranales (Order) > Eustichiaceae (Family)

Cymbella
     Cymbella C.A. Agardh, 1830 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > Cymbellales (Order) > Cymbellaceae (Family)
 Cymbella Patouillard in Doassans & Patouillard, 1886 accepted as Chromocyphella G.B. De Toni & Levi, 1888 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Inocybaceae (Family)

Cymbia
 Cymbia (Torry & A. Gray) Standley, 1911 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Cymbia Jiang, 1982 † (uncertain)· Animalia (Kingdom) > Animalia incertae sedis (Phylum) > (Class) > (Order) > (Family)

Cymbidium
     Cymbidium Kirk, 1926 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Pentamerida (Order) > Subrianidae (Family)
     Cymbidium O. Swartz, 1799 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Cymbiola
     Cymbiola Swainson, 1831 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Volutidae (Family)
     Cymbiola Swainson, 1834 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Volutidae (Family)
     Cymbiola Gray, 1847 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cymbium
     Cymbium Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Volutidae (Family)
     Cymbium da Costa, 1776 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cymbium Rafinesque, 1815 accepted as Cymbium Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cymbium Gerstaecker, 1860 accepted as Lissomus Dalman, 1824 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Cymbophora
     Cymbophora Gabb, 1868 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Mactridae (Family)
     Cymbophora (Kützing) A. de Brebisson, 1838 · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)

Cymbula
     Cymbula H. Adams & A. Adams, 1854 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Patellogastropoda (Order) > Patellidae (Family)
     Cymbula Saveliev, 1969 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)
 Cymbula Cate, 1973 accepted as Cymbovula Cate, 1973 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Ovulidae (Family)
 Cymbula Pandellé, 1876 accepted as Cymbiodyta Bedel, 1881 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)
 Cymbula Gray, 1821 accepted as Cymbulia Péron & Lesueur, 1810 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Thecosomata (Order) > Cymbuliidae (Family)
 Cymbula Bedel, 1881 accepted as Cymbiodyta Bedel, 1881 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)

Cymbulia
     Cymbulia Péron & Lesueur, 1810 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Thecosomata (Order) > Cymbuliidae (Family)
     Cymbulia Ehrenberg, 1862 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cymburus
 Cymburus R.A. Salisbury, 1806 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Verbenaceae (Family)
 Cymburus Rafinesque, 1837 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiales (awaiting allocation) (Family)

Cymella
     Cymella Felder, 1874 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Cymella Meek, 1864 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Pholadomyoida (Order) > Poromyidae (Family)

Cymindis
 Cymindis Dumont, 1816 accepted as Leptodon Sundevall, 1836 (1835) · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Accipitriformes (Order) > Accipitridae (Family)
     Cymindis Latreille, 1805 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Cymodoce
     Cymodoce Gray, 1840 accepted as Cymodoce Gray, 1840 (nomen nudum)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Cymodoce Gray, 1848 accepted as Cymodoce Gray, 1848 · Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Cymodoce Leach, 1814 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Sphaeromatidae (Family)

Cymodocea
     Cymodocea Lamouroux, 1816 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Cymodocea Rafinesque, 1814 accepted as Cymodocea Rafinesque, 1814 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
     Cymodocea d'Orbigny, 1836 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cymodocea K.D.E. König, 1805 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Cymodoceaceae (Family)
 Cymodocea Leach, 1818 accepted as Cymodoce Leach, 1814 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Sphaeromatidae (Family)

Cymopolia
     Cymopolia J.V.F. Lamouroux, 1816 · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Dasycladales (Order) > Dasycladaceae (Family)
 Cymopolia Roux, 1830 accepted as Palicus Philippi, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Palicidae (Family)

Cymothoe
     Cymothoe Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
 Cymothoe Rafinesque, 1814 accepted as Cymothoa Fabricius, 1793 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Cymothoidae (Family)
 Cymothoe H.K. Airy Shaw, 1935 accepted as Costera J.J. Smith, 1910 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)

Cymothoë
 Cymothoë Hübner, 1819 accepted as Cymothoe Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
 Cymothoë H.K. Airy Shaw, 1935 accepted as Costera J.J. Smith, 1910 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)

Cymotrox
     Cymotrox Heller, 1914 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Cymotrox Hustache, 1936 accepted as Cyamotrox Heller, 1914 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cynaedus
 Cynaedus Gronow, 1763 accepted as Cynaedus Gronow, 1763 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Sparidae (Family)
 Cynaedus Swainson, 1839 accepted as Ctenolabrus Valenciennes in Cuvier & Valenciennes, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Labridae (Family)

Cynaelurus
 Cynaelurus Agassiz, 1846 accepted as Acinonyx Brookes, 1828 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Felidae (Family)
 Cynaelurus Gloger, 1841 accepted as Acinonyx Brookes, 1828 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Felidae (Family)

Cynanchica
     Cynanchica J.P. Fourreau, 1868 accepted as Cynanchica E. Del Guacchio & P. Caputo, 2020 (nomen nudum)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
     Cynanchica E. Del Guacchio & P. Caputo, 2020 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Cynanthus
     Cynanthus Swainson, 1827 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Trochilidae (Family)
     Cynanthus Swainson, 1837 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Trochilidae (Family)

Cynapium
 Cynapium Ruprecht, 1860 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
 Cynapium Nuttall in Torrey & A. Gray, 1840 accepted as Ligusticum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Cynchramus
     Cynchramus Bonaparte, 1828 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Galliformes (Order) > Meleagridae (Family)
     Cynchramus Boie, 1826 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Passeres (awaiting allocation) (Family)

Cynedus
 Cynedus Scopoli, 1777 accepted as Cynedus Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Sparidae (Family)
     Cynedus Rafinesque, 1815 accepted as Cynedus Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Cynegetis
     Cynegetis Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
 Cynegetis Redtenbacher, 1843 accepted as Cynegetis Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)

Cynicus
 Cynicus Gistl, 1848 accepted as Cavolinia Schweigger, 1819 · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Zoantharia (Order) > Sphenopidae (Family)
     Cynicus Rafinesque, 1815 · Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)

Cynira
 Cynira Saunders, 1871 accepted as Spectralia Casey, 1909 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
     Cynira Silbermann in Chevrolat, 1838 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Cynisca
     Cynisca Gray, 1844 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Amphisbaenidae (Family)
 Cynisca H. Adams & A. Adams, 1854 accepted as Cinysca Kilburn, 1970 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Areneidae (Family)
 Cynisca Fawcett, 1918 † accepted as Siccyna Nye, 1975 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Cynisca Robineau-Desvoidy, 1863 accepted as Ethilla Robineau-Desvoidy, 1863 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Cynocephalus
     Cynocephalus Boddaert, 1768 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Dermoptera (Order) > Cynocephalidae (Family)
 Cynocephalus Gill (ex Klein), 1862 accepted as Prionace Cantor, 1849 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Carcharhiniformes (Order) > Carcharhinidae (Family)
 Cynocephalus Walbaum, 1792 accepted as Prionace Cantor, 1849 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Carcharhiniformes (Order) > Carcharhinidae (Family)
 Cynocephalus Klein, 1777 accepted as Prionace Cantor, 1849 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Carcharhiniformes (Order) > Carcharhinidae (Family)
 Cynocephalus Schaeffer, 1760 accepted as Rhizoprionodon Whitley, 1929 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Carcharhiniformes (Order) > Carcharhinidae (Family)
 Cynocephalus Geoffroy & Cuvier, 1795 accepted as Papio Erxleben, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cercopithecidae (Family)

Cynocrambe
 Cynocrambe J. Hill, 1756 accepted as Mercurialis Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)
 Cynocrambe Gagnebin, 1755 accepted as Theligonum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Cynoctonum
 Cynoctonum J.F. Gmelin, 1791 accepted as Mitreola Linnaeus, 1758 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Loganiaceae (Family)
 Cynoctonum E.H.F. Meyer, 1838 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)

Cynodon
     Cynodon Spix in Spix & Agassiz, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Characiformes (Order) > Cynodontidae (Family)
     Cynodon Campos, 1945 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Characiformes (Order) > Cynodontidae (Family)
     Cynodon Spix, 1829 accepted as Cynodon Spix, 1829 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Cynodon L.C.M. Richard, 1805 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Cynodon S.E. Bridel, 1818 accepted as · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Dicranales (Order) > Dicranales (awaiting allocation) (Family)
 Cynodon Cuvier, 1829 accepted as Cynodon Spix in Spix & Agassiz, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Characiformes (Order) > Cynodontidae (Family)
 Cynodon Aymard, 1848 † accepted as Amphicynodon Filhol, 1882 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Amphicynodontidae (Family)

Cynodonta
     Cynodonta Gray, 1840 accepted as Cynodonta Gray, 1840 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cynodonta Schumacher, 1817 accepted as Vasum Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Turbinellidae (Family)

Cynodontium
 Cynodontium Bruch & W.P. Schimper in Bruch, W.P. Schimper & Gümbel, 1846 accepted as Cynodontium Bruch & W.P. Schimper in Bruch, W.P. Schimper & Gümbel, 1846 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Dicranales (Order) > Dicranaceae (Family)
     Cynodontium Bruch & W.P. Schimper in W.P. Schimper, 1856 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Bryales (Order) > Bryaceae (Family)
 Cynodontium S.E. Bridel, 1806 accepted as Distichium Bruch & W.P. Schimper in Bruch, W.P. Schimper & Gümbel, 1846 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Dicranales (Order) > Ditrichaceae (Family)

Cynogale
     Cynogale Gray, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Viverridae (Family)
 Cynogale Lund, 1842 accepted as Speothos Lund, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Canidae (Family)

Cynoglossoides
 Cynoglossoides von Bonde, 1922 accepted as Cynoglossus Hamilton, 1822 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Pleuronectiformes (Order) > Cynoglossidae (Family)
 Cynoglossoides Smith, 1949 accepted as Cynoglossus Hamilton, 1822 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Pleuronectiformes (Order) > Cynoglossidae (Family)

Cynorta
     Cynorta Koch, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Cosmetidae (Family)
 Cynorta Baly, 1865 accepted as Diaphaenidea Laboissière, 1933 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Cynortella
     Cynortella Duvivier, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Cynortella Roewer, 1912 accepted as Cynortellana Roewer, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Cosmetidae (Family)

Cynortina
     Cynortina Weise, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Cynortina Banks, 1909 accepted as Ethobunus Chamberlin, 1925 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Zalmoxidae (Family)

Cynosuchus
     Cynosuchus Gray, 1862 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
     Cynosuchus Owen, 1876 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Therapsida (Order) > Galesauridae (Family)

Cynthia
     Cynthia Fabricius, 1807 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
 Cynthia Thompson, 1829 accepted as Siriella Dana, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Mysida (Order) > Mysidae (Family)
 Cynthia Latreille, 1829 accepted as Tichonilla Strand, 1942 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Cynthia D. Don, 1829 accepted as Krigia Schreber, 1791 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Cynthia Robineau-Desvoidy, 1863 accepted as Bithia Robineau-Desvoidy, 1863 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
 Cynthia Savigny, 1816 accepted as Halocynthia Verrill, 1879 · Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) > Stolidobranchia (Order) > Bolteniidae (Family)

Cynura
 Cynura Cabanis, 1847 accepted as Cynura Cabanis, 1847 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Meliphagidae (Family)
     Cynura Cobb, 1920 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Plectida (Order) > Chronogastridae (Family)

Cyotherium
     Cyotherium Zittel, 1892 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Sirenia (Order) > Dugongidae (Family)
     Cyotherium Aymard, 1848 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Canidae (Family)

Cypellocrinus
 Cypellocrinus Bather in Lankester, 1900 accepted as Cypellocrinus Bather in Lankester, 1900 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
 Cypellocrinus Bather, 1899 † accepted as Marsupiocrinus Morris, 1843 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Monobathrida (Order) > Marsupiocrinidae (Family)

Cypha
     Cypha Leach · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Cypha Stephens, 1829 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Cyphaea
     Cyphaea Fauvel · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Cyphaea Reitter, 1909 accepted as Cyphea Fauvel, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Cyphaea Everts, 1898 accepted as Cyphea Fauvel, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Cyphagogus
     Cyphagogus Günther, 1862 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
     Cyphagogus Parry, 1849 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)

Cyphaleus
     Cyphaleus Hope, 1840 accepted as Cyphaleus Westwood, 1841 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Cyphaleus Westwood, 1841 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cyphanta
     Cyphanta Walker, 1865 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Notodontidae (Family)
 Cyphanta Haeckel, 1887 accepted as Cyphantella Haeckel, 1887 · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Spumellaria (Order) > Cyphantellidae (Family)

Cyphelium
     Cyphelium Acharius, 1815 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Teloschistales (Order) > Caliciaceae (Family)
     Cyphelium De Notaris, 1846 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanoromycetidae incertae sedis (Order) > Coniocybaceae (Family)
 Cyphelium Chevallier, 1826 accepted as Chaenotheca (Th. Fries) Th. Fries, 1860 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanoromycetidae incertae sedis (Order) > Coniocybaceae (Family)

Cyphidium
     Cyphidium Ehrenberg, 1836 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Cyphidium Magnus, 1875 accepted as Olpidium (A. Braun) J. Schröter in Cohn, 1886 · Fungi (Kingdom) > Chytridiomycota (Phylum) > Chytridiomycetes (Class) > Olpidiales (Order) > Olpidiaceae (Family)

Cyphipterus
     Cyphipterus Dejean, 1835 accepted as Brachyomus Lacordaire, 1863 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Cyphipterus Dejean, 1836 accepted as Brachyomus Lacordaire, 1863 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cyphirhinus
 Cyphirhinus Schönherr, 1825 accepted as Baris Germar, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cyphirhinus Schoenherr, 1826 accepted as Baris Germar, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cyphocalyx
     Cyphocalyx K.B. Presl, 1845 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Cyphocalyx Gagnepain, 1950 accepted as Trungboa S. Rauschert, 1982 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Scrophulariaceae (Family)

Cyphocera
     Cyphocera Rondani in Osculati, 1850 accepted as Cuphocera Macquart, 1845 (misspelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Cyphocera Rondani, 1856 accepted as Cyphocera Rondani in Osculati, 1850 (misspelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Cyphoceras
     Cyphoceras Ward & Mallory, 1977 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Cephalopoda (awaiting allocation) (Order) > Cephalopoda (awaiting allocation) (Family)
     Cyphoceras Buckman, 1899 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cyphochilus
     Cyphochilus Waterhouse, 1867 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Cyphochilus Schlechter, 1912 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Cypholaelaps
     Cypholaelaps Berlese, 1916 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Mesostigmata (Order) > Laelapidae (Family)
 Cypholaelaps Berlese, 1917 accepted as Neocypholaelaps Vitzthum, 1943 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Mesostigmata (Order) > Ameroseiidae (Family)

Cypholepis
     Cypholepis Gross, 1931 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Cypholepis Chiovenda in P.R. Pirotta, 1908 accepted as Coelachyrum Hochstetter & C.G.D. Nees, 1842 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Cyphoma
     Cyphoma Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Ovulidae (Family)
     Cyphoma Link, 1807 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cyphoma Gistl, 1848 accepted as Orthezia Bosc, 1784 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Ortheziidae (Family)

Cyphomeskelus
 Cyphomeskelus Verhoeff, 1939 accepted as Vanhoeffenia Attems, 1908 · Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Polydesmida (Order) > Dalodesmidae (Family)
 Cyphomeskelus Schubart, 1956 accepted as Vanhoeffenia Attems, 1908 · Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Polydesmida (Order) > Dalodesmidae (Family)

Cyphometopus
     Cyphometopus Blanchard in Gay, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cyphometopus Thomson, 1868 accepted as Tyrinthia Bates, 1866 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Cyphon
 Cyphon Gistl, 1848 accepted as Sphadasmus Schönherr, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Cyphon Paykull, 1799 accepted as Elodes Latreille, 1796 (junior objective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scirtidae (Family)

Cyphona
     Cyphona Scudder, 1882 accepted as Cyphona Scudder, 1882 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cyphona Dahlbom, 1835 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Cyphonia
     Cyphonia Laporte, 1832 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Membracidae (Family)
 Cyphonia Gray, 1847 accepted as Cyphoma Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Ovulidae (Family)

Cyphoniscus
     Cyphoniscus Salter, 1853 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Asaphida (Order) > Asaphida (awaiting allocation) (Family)
 Cyphoniscus Verhoeff, 1900 accepted as Cyphoniscellus Verhoeff, 1901 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Trichoniscidae (Family)

Cyphonotus
     Cyphonotus Fischer, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Cyphonotus Gray, 1850 accepted as Eschrichtius Gray, 1864 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Eschrichtiidae (Family)
 Cyphonotus Bell, 1862 † accepted as Distefania Checchia-Rispoli, 1917 † · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Goniodromitidae (Family)
     Cyphonotus Rafinesque, 1815 accepted as Eschrichtius Gray, 1864 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Eschrichtiidae (Family)
     Cyphonotus Guérin, 1831 accepted as Schlinkus Lucas, 1920 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cyphophyllum
     Cyphophyllum Wedekind, 1927 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Cyphophyllum Lang, Smith & Thomas, 1940 † accepted as Kyphophyllum Wedekind, 1927 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Rugosa (Order) > Arachnophyllidae (Family)

Cyphopsis
     Cyphopsis Roelofs, 1879 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Cyphopsis O. Kuntze, 1898 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Campanulaceae (Family)

Cyphopterum
     Cyphopterum Melichar, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Flatidae (Family)
 Cyphopterum Amyot, 1847 accepted as Cyphopterum Melichar, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Flatidae (Family)

Cyphorhinus
     Cyphorhinus Cabanis, 1844 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Certhiidae (Family)
 Cyphorhinus Perroud & Montrouzier, 1864 accepted as Cyphomastax Marshall, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cyphorhynchus
 Cyphorhynchus Agassiz, 1846 accepted as Apsis Germar, 1820 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cyphorhynchus Schönherr, 1837 accepted as Conotrachelus Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cyphosoma
     Cyphosoma Mannerheim, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Cyphosoma Carus, 1879 accepted as Cyphosoma Carus, 1879 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cyphosoma L. Agassiz, 1838 † accepted as Phymosoma Haime in d'Archiac & Haime, 1853 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Phymosomatoida (Order) > Phymosomatidae (Family)
 Cyphosoma Hope, 1842 accepted as Cratogaster Blanchard, 1853 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Cyphostethoides
 Cyphostethoides Löbl & Merkl in Iwan & Löbl, 2020 accepted as Cyphostethe Marseul, 1867 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Cyphostethoides Kaszab, 1979 accepted as Cyphostethoides Löbl & Merkl in Iwan & Löbl, 2020 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Cyphostethoides Löbl & Merkl, 2003 accepted as Cyphostethoides Löbl & Merkl in Iwan & Löbl, 2020 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cyphostethus
 Cyphostethus Fieber, 1860 accepted as Elasmostethus Fieber, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Acanthosomatidae (Family)
 Cyphostethus d'Orchymont, 1919 accepted as Tropisternus Solier, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)

Cyphotes
     Cyphotes Burmeister, 1835 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Cyphotes Ashmead, 1899 accepted as Cyphotes Ashmead, 1899 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Formicidae (Family)

Cyphoxis
     Cyphoxis Rafinesque, 1818 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cyphoxis Rafinesque, 1819 accepted as Arca Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Arcida (Order) > Arcidae (Family)

Cyphus
 Cyphus Fischer, 1887 accepted as Kuphus Guettard, 1770 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Myoida (Order) > Teredinidae (Family)
 Cyphus Agassiz, 1846 accepted as Argicus Cabanis & Heine, 1863 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Piciformes (Order) > Bucconidae (Family)
 Cyphus Schönherr in Germar, 1824 accepted as Cyrtomon Schönherr, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cyphus Agassiz, 1846 [2] accepted as Kyphosus Lacepède, 1801 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Kyphosidae (Family)

Cypra
     Cypra Boisduval in d'Urville, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Cypra Druce, 1899 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Cyprella
 Cyprella Paetel, 1875 accepted as Cyprella Paetel, 1875 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Ovulidae (Family)
     Cyprella de Koninck, 1841 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Myodocopida (Order) > Cypridinelliformidae (Family)

Cypria
     Cypria Zenker, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Cyprididae (Family)
     Cypria Brady & Norman, 1889 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
     Cypria Simroth, 1910 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cypricia
     Cypricia Gray, 1840 accepted as Cypricia Gray, 1840 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Mactridae (Family)
 Cypricia Gray, 1847 accepted as Anatina Schumacher, 1817 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Mactridae (Family)

Cypridea
     Cypridea Mandelstam, 1956 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)
     Cypridea Bosquet, 1852 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Cyprideidae (Family)

Cypridella
     Cypridella Vávra, 1895 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
     Cypridella de Koninck, 1841 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Myodocopida (Order) > Cypridinelliformidae (Family)

Cypridinella
     Cypridinella Jones, 1873 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Myodocopida (Order) > Myodocopida (awaiting allocation) (Family)
     Cypridinella Jones, Kirkby & Brady, 1874 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Myodocopida (Order) > Cypridinidae (Family)

Cyprinella
     Cyprinella Girard, 1856 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)
     Cyprinella Gabb, 1864 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cyprinopsis
     Cyprinopsis Conrad, 1869 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cyprinopsis Fitzinger, 1832 accepted as Carassius Nilsson, 1832 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)
 Cyprinopsis Blanchard, 1866 accepted as Carassius Nilsson, 1832 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)

Cyproea
 Cyproea Bruguière, 1792 † accepted as Cypraea Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Cypraeidae (Family)
 Cyproea de Serres, 1822 † accepted as Cypraea Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Cypraeidae (Family)

Cyprogenia
     Cyprogenia Agassiz, 1852 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Unionoida (Order) > Unionidae (Family)
 Cyprogenia Baudi, 1870 accepted as Alfieriella Wittmer, 1935 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cryptophagidae (Family)

Cypselopteryx
     Cypselopteryx Townsend, 1926 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)
     Cypselopteryx Kaup, 1850 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Cypselurus
     Cypselurus Swainson, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Beloniformes (Order) > Exocoetidae (Family)
 Cypselurus Lowe, 1841 accepted as Cypselurus Swainson, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Beloniformes (Order) > Exocoetidae (Family)

Cyrassostele
     Cyrassostele J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Cyrassostele J.M.H. Shaw, 2004 accepted as Cyrassostele J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Cyrea
     Cyrea Gordon & Canepari, 2013 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
     Cyrea Holzmann & Pawlowski, 2018 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Textulariida (Order) > (Family)

Cyrene
 Cyrene Peckham, 1894 accepted as Nycerella Galiano, 1982 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Salticidae (Family)
 Cyrene Heckel in Russegger, 1843 accepted as Labiobarbus van Hasselt, 1823 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)
 Cyrene Schlüter, 1838 accepted as Cyrena Lamarck, 1818 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Cyrenidae (Family)
     Cyrene Westwood, 1843 accepted as Tonga Kirkaldy, 1900 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Nogodinidae (Family)

Cyrenella
     Cyrenella S.E. Gochenaur, 1981 · Fungi (Kingdom) > Basidiomycota (Phylum) > Cystobasidiomycetes (Class) > Cystobasidiomycetes incertae sedis (Order) > Cystobasidiomycetes incertae sedis (Family)
 Cyrenella Deshayes, 1836 accepted as Cyrenoida de Joannis, 1835 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Cyrenoididae (Family)

Cyria
     Cyria Leach, 1818 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cyria Solier, 1833 accepted as Cyrioides Carter, 1920 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Cyria Dejean, 1833 accepted as Cyrioides Carter, 1920 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Cyrilla
     Cyrilla Garden ex Linnaeus, 1767 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Cyrillaceae (Family)
 Cyrilla A. Adams, 1860 † accepted as Huxleyia A. Adams, 1860 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Solemyida (Order) > Nucinellidae (Family)

Cyrillia
 Cyrillia Kobelt, 1905 † accepted as Philbertia Monterosato, 1884 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Raphitomidae (Family)
     Cyrillia Robineau-Desvoidy, 1863 accepted as (nomen dubium)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Cyrillia Bezzi & Stein, 1907 accepted as Cirillia Rondani, 1856 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Rhinophoridae (Family)

Cyrnea
     Cyrnea Seurat, 1914 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Habronematidae (Family)
 Cyrnea Deshayes, 1858 accepted as Cyrena Lamarck, 1818 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Cyrenidae (Family)

Cyrnus
     Cyrnus Stephens, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Polycentropodidae (Family)
     Cyrnus Stephens, 1833 accepted as Cyrnus Stephens, 1836 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Polycentropodidae (Family)
 Cyrnus de Haan in Siebold, 1839 accepted as Inachoides H. Milne Edwards & Lucas, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Inachoididae (Family)

Cyrta
     Cyrta Melichar, 1902 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)
     Cyrta Loureiro, 1790 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Styracaceae (Family)
 Cyrta Batista & H. Maia, 1961 accepted as Calopadia A. Vezda, 1986 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Ectolechiaceae (Family)
     Cyrta Lacordaire, 1859 accepted as Cirsa Lucas, 1857 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cyrtandra
     Cyrtandra J.R. Forster & J.G.A. Forster, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)
     Cyrtandra Roepke, 1941 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Cyrtandropsis
     Cyrtandropsis Lauterbach in Lorentz, 1910 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)
 Cyrtandropsis C.B. Clarke ex A.P. de Candolle, 1883 accepted as Cyrtandra J.R. Forster & J.G.A. Forster, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)

Cyrtanthus
     Cyrtanthus W. Aiton, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)
 Cyrtanthus Schreber, 1789 accepted as Posoqueria Aublet, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Cyrtaspis
     Cyrtaspis Fischer, 1853 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
     Cyrtaspis Stål, 1858 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Cyrtaspis Bryant, 1932 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pteraspidomorphi (Class) > Pteraspidiformes (Order) > Pteraspididae (Family)

Cyrtendoceras
     Cyrtendoceras Teichert & Glenister † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Endocerida (Order) > Cyrtendoceratidae (Family)
     Cyrtendoceras Remelé, 1886 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cyrthoceras
     Cyrthoceras Kolenati, 1849 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cyrthoceras Nalivkin, 1930 † accepted as Cyrthoceras Nalivkin, 1930 † · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cyrthoceratites
 Cyrthoceratites Goldfuss, 1832 † accepted as Cyrthoceratites Goldfuss, 1832 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Nautilida (Order) > Nautilidae (Family)
     Cyrthoceratites d'Archiac & de Verneuil, 1842 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cyrtidium
     Cyrtidium Vainio, 1921 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetes incertae sedis (Order) > Dothideomycetes incertae sedis (Family)
 Cyrtidium Bütschli, 1880 accepted as Cyrtidium Bütschli, 1880 · Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Cyrtidium Schlechter, 1924 accepted as Cyrtidiorchis S. Rauschert, 1982 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Cyrtinopsis
     Cyrtinopsis Scupin, 1896 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Delthyrididae (Family)
     Cyrtinopsis Fredericks, 1916 † (uncertain)· Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Davidsoninidae (Family)

Cyrtiopsis
     Cyrtiopsis Grabau, 1931 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Cyrtospiriferidae (Family)
     Cyrtiopsis Grabau, 1925 † accepted as Cyrtiopsis Grabau, 1931 † (nomen nudum)· Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Cyrtospiriferidae (Family)

Cyrtobactrites
     Cyrtobactrites Erben, 1960 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Anarcestida (Order) > Anarcestida (awaiting allocation) (Family)
     Cyrtobactrites Erben in Erben et al., 1960, nom. nud. † accepted as Cyrtobactrites Erben, 1960 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Anarcestida (Order) > Anarcestida (awaiting allocation) (Family)

Cyrtobaris
     Cyrtobaris Champion, 1909 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cyrtobaris Blackwelder, 1947 accepted as Cryptobaris Casey, 1922 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cyrtocephalus
 Cyrtocephalus Lucas, 1845 accepted as Cyrtauchenius Thorell, 1869 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Cyrtaucheniidae (Family)
     Cyrtocephalus Dejean, 1836 accepted as (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Clambidae (Family)

Cyrtocera
 Cyrtocera Agassiz, 1846 accepted as Cyrtocera Agassiz, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Cyrtocera Goldfuss, 1832 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Nautilida (Order) > Nautilidae (Family)

Cyrtoceras
     Cyrtoceras Conrad, 1838 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Nautilida (Order) > Nautilidae (Family)
 Cyrtoceras J.J. Bennett, 1838 accepted as Hoya R. Brown, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)

Cyrtoceratites
     Cyrtoceratites Hoeninghaus, 1830 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Oncocerida (Order) > Oncocerida (awaiting allocation) (Family)
     Cyrtoceratites Bronn, 1834 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cyrtocerus
 Cyrtocerus Conrad, 1838 † accepted as Cyrtocerus Conrad, 1838 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Nautilida (Order) > Nautilidae (Family)
 Cyrtocerus Kraatz, 1896 accepted as Plectrogaster Waterhouse, 1881 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Cyrtochilus
     Cyrtochilus Jakolev, 1875 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Cyrtochilus Sandberger, 1875 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)
     Cyrtochilus Meek, 1876 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cyrtocoris
     Cyrtocoris White, 1842 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)
     Cyrtocoris Haeckel, 1881 (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Polycystinea (awaiting allocation) (Order) > Radiolaria (awaiting allocation) (Family)

Cyrtocrinus
     Cyrtocrinus Jaekel, 1892 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Cyrtocrinida (Order) > Cyrtocrinida (awaiting allocation) (Family)
 Cyrtocrinus Kirk, 1943 † accepted as Cytidocrinus Kirk, 1944 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Monobathrida (Order) > Monobathrida (awaiting allocation) (Family)

Cyrtodaria
     Cyrtodaria Reuss, 1801 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Myoida (Order) > Hiatellidae (Family)
     Cyrtodaria Cuvier, 1800 accepted as Cyrtodaria Cuvier, 1800 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cyrtoderes
 Cyrtoderes Agassiz, 1846 accepted as Cyrtoderus Hope, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Cyrtoderes Dejean, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Cyrtoderes Solier, 1843 accepted as Cyrtoderes Dejean, 1834 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Cyrtodon
     Cyrtodon (R. Brown) W.J. Hooker, 1833 (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Splachnales (Order) > Splachnaceae (Family)
 Cyrtodon Winge, 1893 † accepted as Kurtodon Osborn, 1887 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Dryolestida (Order) > Dryolestidae (Family)

Cyrtogaster
     Cyrtogaster Walker, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)
 Cyrtogaster Keyserling, 1864 accepted as Cyrtarachne Thorell, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Araneidae (Family)
     Cyrtogaster Walker in Curtis, 1829-30 accepted as Cyrtogaster Walker, 1833 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)

Cyrtogenius
     Cyrtogenius Strohmeyer, 1910 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cyrtogenius Eggers, 1927 accepted as Cyrtogenius Strohmeyer, 1910 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cyrtoglossum
     Cyrtoglossum J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Cyrtoglossum J.M.H. Shaw, 2004 accepted as Cyrtoglossum J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Cyrtognathus
 Cyrtognathus Dejean, 1835 accepted as Dorysthenes Vigors, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Cyrtognathus Faldermann, 1835 accepted as Cyrtognathus Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Cyrtograpsus
     Cyrtograpsus Dana, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Varunidae (Family)
 Cyrtograpsus Carruthers, 1867 † accepted as Cyrtograptus Lapworth, 1874 † · Animalia (Kingdom) > Hemichordata (Phylum) > Graptolithina (Class) > Graptoloidea (Order) > Cyrtograptidae (Family)

Cyrtoides
     Cyrtoides Engel in Lindner, 1933 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
 Cyrtoides F. Nordsieck, 1968 accepted as Raphitoma Bellardi, 1847 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Raphitomidae (Family)

Cyrtolabus
     Cyrtolabus Voss, 1925 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Attelabidae (Family)
 Cyrtolabus Van der Vecht, 1963 accepted as Cyrtolabulus Van der Vecht, 1969 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Vespidae (Family)

Cyrtolaelaps
     Cyrtolaelaps Berlese, 1887 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Mesostigmata (Order) > Laelapidae (Family)
 Cyrtolaelaps Berlese, 1892 accepted as Veigaia Oudemans, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Mesostigmata (Order) > Veigaiidae (Family)

Cyrtolauzina
     Cyrtolauzina J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Cyrtolauzina J.M.H. Shaw, 2004 accepted as Cyrtolauzina J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Cyrtolepis
     Cyrtolepis Lessing, 1831 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Cyrtolepis Desbrochers, 1907 accepted as Cyrtolepus Desbrochers, 1875 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cyrtolepis Hustache, 1932 accepted as Cyrtolepus Desbrochers, 1875 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cyrtolioda
     Cyrtolioda J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Cyrtolioda J.M.H. Shaw, 2004 accepted as Cyrtolioda J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Cyrtolites
 Cyrtolites d'Orbigny, 1850 † accepted as Cyrtolites d'Orbigny, 1850 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Scleractinia (Order) > Cyclolitidae (Family)
     Cyrtolites Conrad, 1838 † · Animalia (Kingdom) > Mollusca (Phylum) > Monoplacophora (Class) > Cyrtonellida (Order) > Cyrtonellidae (Family)
     Cyrtolites Gray, 1840 accepted as Cyrtolites Gray, 1840 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cyrtoma
     Cyrtoma Meigen, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Empididae (Family)
     Cyrtoma Stephens, 1829 accepted as Cyrtoma Stephens, 1829 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Cyrtoma Gistl, 1848 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Cyrtoma McClelland, 1840 † accepted as Gongrochanus Kier, 1962 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Cassiduloida (Order) > Faujasiidae (Family)

Cyrtomon
     Cyrtomon Schönherr, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cyrtomon Schoenherr, 1836 accepted as Sphadasmus Schönherr, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Cyrtomon Dejean, 1835 accepted as Sphadasmus Schönherr, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Cyrtomorpha
     Cyrtomorpha Graff, 1882 · Animalia (Kingdom) > Xenacoelomorpha (Phylum) > Acoelomorpha incertae sedis (Class) > Acoela (Order) > Actinoposthiidae (Family)
 Cyrtomorpha White, 1916 accepted as Acridophagus Evenhuis, 1983 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Mythicomyiidae (Family)

Cyrtomorphus
     Cyrtomorphus Lacordaire, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Erotylidae (Family)
     Cyrtomorphus Dejean, 1835 accepted as Cyrtomorphus Lacordaire, 1842 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Erotylidae (Family)

Cyrtoneura
 Cyrtoneura Meigen, 1838 accepted as Curtonevra Macquart, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)
 Cyrtoneura Marshall, 1896 accepted as Arctoneura Hutton, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ditomyiidae (Family)

Cyrtoneuropsis
     Cyrtoneuropsis Malloch, 1925 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
 Cyrtoneuropsis Townsend, 1931 accepted as Cyacyrtoneura Townsend, 1931 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)

Cyrtonion
     Cyrtonion Marsh, 1993 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Braconidae (Family)
     Cyrtonion Hansen, 1989 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)

Cyrtoniopsis
     Cyrtoniopsis J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Cyrtoniopsis J.M.H. Shaw, 2004 accepted as Cyrtoniopsis J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Cyrtonota
     Cyrtonota Simon, 1864 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
 Cyrtonota Hanitsch, 1929 accepted as Cyrtonotula Uvarov, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Blaberidae (Family)
     Cyrtonota Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Cyrtonota Blanchard in d'Orbigny, 1846 accepted as Cyrtonota Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Cyrtonotus
 Cyrtonotus Lucas, 1844 accepted as Carcinoplax H. Milne Edwards, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Goneplacidae (Family)
 Cyrtonotus Fischer, 1886 † accepted as Eoschizodus Cox, 1951 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Trigoniida (Order) > Eoschizodidae (Family)
 Cyrtonotus Agassiz, 1846 [2] accepted as Carcinoplax H. Milne Edwards, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Goneplacidae (Family)
 Cyrtonotus Agassiz, 1846 accepted as Curtonotus Stephens, 1827 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Cyrtonus
     Cyrtonus Latreille in Cuvier, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Cyrtonus Rafinesque, 1815 accepted as Cyrtus Latreille, 1796 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Acroceridae (Family)

Cyrtonybyoceras
     Cyrtonybyoceras Teichert, 1933 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Actinocerida (Order) > Actinocerida (awaiting allocation) (Family)
     Cyrtonybyoceras Shimizu & Obata, 1935 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cyrtopera
     Cyrtopera Haeckel, 1881 · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Nassellaria (Order) > Theoperidae (Family)
 Cyrtopera J. Lindley, 1833 accepted as Eulophia R. Brown, 1821 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Cyrtophlebia
     Cyrtophlebia Pritykina, 1981 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Odonata (awaiting allocation) (Family)
 Cyrtophlebia Brauer & Bergenstamm, 1891 accepted as Cyrtophleba Rondani, 1856 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Cyrtophloeba
     Cyrtophloeba Rondani, 1856 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Cyrtophloeba Curran, 1934 accepted as Cyrtophloeba Rondani, 1856 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Cyrtophora
     Cyrtophora Pascher, 1911 · Chromista (Kingdom) > Ochrophyta (Phylum) > Dictyochophyceae (Class) > Pedinellales (Order) > Cyrtophoraceae (Family)
     Cyrtophora Simon, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Araneidae (Family)

Cyrtophorus
     Cyrtophorus Le Conte, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Cyrtophorus Bigot, 1857 accepted as Cyrtomyia Bigot, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Bombyliidae (Family)

Cyrtophyllum
     Cyrtophyllum Lindström, 1882 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Tabulata (Order) > Tabulata (awaiting allocation) (Family)
 Cyrtophyllum Reinwardt ex Blume, 1827 accepted as Fagraea Thunberg, 1782 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Gentianaceae (Family)

Cyrtopodium
     Cyrtopodium R. Brown in W.T. Aiton, 1813 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Cyrtopodium Agassiz, 1846 accepted as Cyrtopodion Fitzinger, 1843 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Gekkonidae (Family)

Cyrtopogon
     Cyrtopogon Loew, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Asilidae (Family)
 Cyrtopogon C.P.J. Sprengel, 1824 accepted as Aristida Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Cyrtopora
     Cyrtopora Hagenow, 1851 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Cytididae (Family)
     Cyrtopora [misspelling] † accepted as Cyrtoprora Öpik, 1967 † (misspelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Corynexochida (Order) > Damesellidae (Family)

Cyrtopsis
     Cyrtopsis Vainio, 1921 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetes incertae sedis (Order) > Dothideomycetes incertae sedis (Family)
     Cyrtopsis Bei-Bienko, 1962 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)

Cyrtopus
     Cyrtopus S.E. Bridel, 1827 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Isobryales (Order) > Cyrtopodaceae (Family)
     Cyrtopus Heyler & Lessertisseur, 1963 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
     Cyrtopus Bigot, 1884 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)

Cyrtorhinus
     Cyrtorhinus Fieber, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)
 Cyrtorhinus Lacordaire, 1866 accepted as Liocalandra Chevrolat, 1881 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dryophthoridae (Family)

Cyrtorrhinus
 Cyrtorrhinus Reuter, 1884 accepted as Cyrtorhinus Fieber, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)
 Cyrtorrhinus Gemminger & Harold, 1871 accepted as Liocalandra Chevrolat, 1881 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dryophthoridae (Family)

Cyrtosia
     Cyrtosia Perris, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Mythicomyiidae (Family)
     Cyrtosia Blume, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Cyrtosia Fitch, 1851 accepted as Cyrtolobus Goding, 1894 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Membracidae (Family)
 Cyrtosia Packard, 1864 accepted as Packardia Grote & Robinson, 1866 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Limacodidae (Family)

Cyrtosoma
     Cyrtosoma Curtis, 1829-30 accepted as Cyrtosoma Curtis, 1829-30 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Cyrtosoma Perty, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
 Cyrtosoma Burmeister, 1839 accepted as Hemianax Selys, 1883 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Aeshnidae (Family)
 Cyrtosoma Brauer & Bergenstamm, 1891 accepted as Ocyrtosoma Townsend, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Cyrtosoma Perris, 1840 accepted as Ormyrus Westwood, 1832 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ormyridae (Family)

Cyrtosternum
     Cyrtosternum Fieber, 1860 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Cyrtosternum Ausserer, 1875 accepted as Cyrtopholis Simon, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Theraphosidae (Family)

Cyrtotheca
     Cyrtotheca Hicks, 1872 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Cyrtotheca Bittner, 1890 † accepted as Thecocyrtella Bittner, 1892 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Bittnerulidae (Family)

Cyrtotria
     Cyrtotria Stål, 1871 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Blaberidae (Family)
 Cyrtotria Saussure & Zehntner, 1895 accepted as Bantua Shelford, 1908 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Blaberidae (Family)

Cyrtoxipha
     Cyrtoxipha Saussure, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Gryllidae (Family)
     Cyrtoxipha Brunner de Wattenwyl, 1873 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Trigonidiidae (Family)

Cyrtoxiphus
 Cyrtoxiphus Saussure, 1878 accepted as Cyrtoxiphus Saussure, 1878 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Trigonidiidae (Family)
 Cyrtoxiphus Harms in Engler & Prantl, 1897 accepted as Cylicodiscus Harms in Engler & Prantl, 1897 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Cyrtura
     Cyrtura Jaekel, 1904 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
 Cyrtura Parent, 1938 accepted as Cyrturella Collin, 1952 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Dolichopodidae (Family)

Cyrtus
     Cyrtus Latreille, 1796 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Acroceridae (Family)
 Cyrtus Minding, 1832 accepted as Kurtus Bloch, 1786 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Kurtidae (Family)
 Cyrtus Agassiz, 1846 accepted as Kurtus Bloch, 1786 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Kurtidae (Family)
 Cyrtus Agassiz, 1846 [2] accepted as Curtos Motschoulsky, 1845 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lampyridae (Family)

Cystamminella
 Cystamminella Lukina, 1980 † accepted as Buzasina Loeblich & Tappan, 1985 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lituolida (Order) > Haplophragmoididae (Family)
     Cystamminella Myatlyuk, 1966 † (uncertain)· Protozoa (Kingdom) > Sarcomastigota (awaiting allocation) (Phylum) > (Class) > (Order) > Sarcomastigota (awaiting allocation) (Family)

Cysteosoma
 Cysteosoma Bovallius, 1886 accepted as Cystisoma Guérin-Méneville, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Cystisomatidae (Family)
 Cysteosoma Agassiz, 1846 accepted as Cystisoma Guérin-Méneville, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Cystisomatidae (Family)

Cystia
 Cystia Renier, 1804 accepted as Cystia Renier, 1804 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cystia Deshayes, 1844 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Cysticamara
     Cysticamara Kozlowski, 1948 † · Animalia (Kingdom) > Hemichordata (Phylum) > Graptolithina (Class) > Camaroidea (Order) > Camaroidea (awaiting allocation) (Family)
     Cysticamara Kozlowski, 1938 † accepted as Cysticamara Kozlowski, 1938 † (nomen nudum)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Cysticercus
 Cysticercus Zeder in Goeze, 1800 accepted as Taenia Linnaeus, 1758 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Taeniidae (Family)
 Cysticercus Goldberg, 1855 accepted as Taenia Linnaeus, 1758 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Taeniidae (Family)
 Cysticercus Rudolphi, 1801 accepted as Taenia Linnaeus, 1758 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Taeniidae (Family)

Cysticopsis
     Cysticopsis Martens in Albers, 1860 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Cysticopsis Mörch, 1852 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Cepolidae (Family)

Cystidea
 Cystidea Barrande, 1868 † accepted as Cystidea Barrande, 1868 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
     Cystidea Barrande, 1867 † accepted as Cystidea Barrande, 1867 † (nomen nudum)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)

Cystiphora
     Cystiphora Kieffer, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Cecidomyiidae (Family)
 Cystiphora Lang, Smith & Thomas, 1940 † accepted as Langia Flugel, 1970 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Rugosa (Order) > Petalaxidae (Family)

Cystiphyllum
     Cystiphyllum Landall, 1839 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Rugosa (Order) > Cystiphyllidae (Family)
     Cystiphyllum Lonsdale in Murchison, 1839 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Cystispongia
     Cystispongia Roemer, 1864 † · Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)
 Cystispongia sensu Schmidt, 1880 accepted as Lychnocystis Reiswig, 2002 · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Lychniscosida (Order) > Aulocystidae (Family)

Cystocantrillia
     Cystocantrillia Lin & Zou, 1986 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Rugosa (Order) > Rugosa (awaiting allocation) (Family)
     Cystocantrillia Lin & Zou, 1983 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Rugosa (Order) > Rugosa (awaiting allocation) (Family)

Cystocephalus
     Cystocephalus Schneider, 1886 · Chromista (Kingdom) > Miozoa (Phylum) > Gregarinomorphea (Class) > Arthrogregarida (Order) > Stylocephalidae (Family)
 Cystocephalus Railliet, 1895 accepted as Globocephalus Molin, 1861 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Ancylostomatidae (Family)

Cystococcus
 Cystococcus Naegeli, 1849 accepted as · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Chlorococcaceae (Family)
     Cystococcus Fuller, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Eriococcidae (Family)

Cystocoleus
 Cystocoleus Thuret, 1875 accepted as Hydrocoryne H. Schwabe ex Bornet & Flahault, 1887 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Nostocales (Order) > Nostocaceae (Family)
     Cystocoleus G.H.K. Thwaites, 1849 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Capnodiales (Order) > Cystocoleaceae (Family)

Cystoderma
     Cystoderma Fayod, 1889 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricaceae (Family)
     Cystoderma S. Imai, 1938 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricaceae (Family)

Cystodictyon
 Cystodictyon J.E. Gray, 1866 accepted as · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Cladophorales (Order) > Anadyomenaceae (Family)
     Cystodictyon Yavorskii, 1971 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Hydrozoa (awaiting allocation) (Order) > Hydrozoa (awaiting allocation) (Family)

Cystodiniopsis
 Cystodiniopsis T.F. Vozzhennikova, 1967 † accepted as Cystodiniopsis T.F. Vozzhennikova, 1967 † · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Peridiniales (Order) > Peridiniaceae (Family)
 Cystodiniopsis Vozzhennikova in Ju.A. Orlov, 1963 † accepted as Palaeocystodinium G. Alberti, 1961 † · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Peridiniales (Order) > Peridiniaceae (Family)

Cystodinium
     Cystodinium Klebs, 1912 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Phytodiniales (Order) > Phytodiniaceae (Family)
     Cystodinium Schulz & Mai, 1966 † accepted as (nomen nudum)· Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > (Order) > (Family)

Cystodium
 Cystodium Fée, 1837 accepted as Cystodium Fée, 1837 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetes incertae sedis (Order) > Dothideomycetes incertae sedis (Family)
     Cystodium J. Smith in W.J. Hooker, 1841 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Cystodiaceae (Family)

Cystomonas
     Cystomonas Ettl & Gaertner, 1987 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Chlorococcaceae (Family)
     Cystomonas Blanchard, 1886 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Cystophora
     Cystophora J.G. Agardh, 1841 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Fucales (Order) > Sargassaceae (Family)
     Cystophora Nilsson, 1820 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Phocidae (Family)
 Cystophora Yabe & Hayasaka, 1916 † accepted as Langia Flugel, 1970 † · Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Rugosa (Order) > Petalaxidae (Family)
 Cystophora Rabenhorst, 1844 accepted as Voglinoana O. Kuntze, 1891 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Cystopora
     Cystopora Hall, 1883 (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
     Cystopora Lunell, 1916 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Cystopora Pomel, 1872 † accepted as Verticillites Defrance, 1829 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Verticillitida (Order) > Verticillitidae (Family)

Cystopus
 Cystopus Blume, 1858 accepted as Odontochilus Blume, 1858 (?) · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Cystopus J.H. Léveillé, 1847 accepted as Albugo (Persoon) H.F.A. Roussel, 1806 · Chromista (Kingdom) > Pseudofungi (Phylum) > Oomycetes (Class) > Albuginales (Order) > Albuginaceae (Family)

Cystosoma
     Cystosoma Westwood, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadidae (Family)
 Cystosoma Bate, 1862 accepted as Cystisoma Guérin-Méneville, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Cystisomatidae (Family)

Cystospongia
 Cystospongia Wu, Zhu & Steiner, 2014 † accepted as Imbricatocoelia Rigby, Fan & Zhang, 1989 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Agelasida (Order) > Guadalupiidae (Family)
     Cystospongia Wu, 1991 † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Calcarea (Class) > Calcarea (awaiting allocation) (Order) > Calcarea (awaiting allocation) (Family)

Cystostictoporus
     Cystostictoporus Farmer, 1975 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Fenestrida (Order) > Fenestrida (awaiting allocation) (Family)
     Cystostictoporus Farmer, 1968 † accepted as Cystostictoporus Farmer, 1975 † (nomen nudum)· Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Fenestrida (Order) > Fenestrida (awaiting allocation) (Family)

Cystostroma
     Cystostroma A.G. Vologdin, 1962 † · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Cyanophyceae (awaiting allocation) (Order) > Sarmaellaceae (Family)
     Cystostroma Galloway & St. Jean, 1957 † · Animalia (Kingdom) > Porifera (Phylum) > Stromatoporoidea (Class) > Labechiida (Order) > Rosenellidae (Family)

Cyterea
 Cyterea Bigot, 1857 accepted as Cytherea Fabricius, 1794 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Bombyliidae (Family)
     Cyterea Rondani, 1856 accepted as Cytherea Fabricius, 1794 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Bombyliidae (Family)

Cytheraea
     Cytheraea R. Wight & Arnott, 1834 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Anacardiaceae (Family)
 Cytheraea Lamarck, 1805 accepted as Meretrix Lamarck, 1799 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)

Cytherea
     Cytherea Fabricius, 1794 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Bombyliidae (Family)
 Cytherea Emmons, 1858 † accepted as Cytherea Emmons, 1858 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)
 Cytherea R.A. Salisbury, 1808 accepted as Calypso R.A. Salisbury, 1807 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Cytherea Röding, 1798 accepted as Periglypta Jukes-Browne, 1914 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)
 Cytherea Lamarck, 1805 accepted as Meretrix Lamarck, 1799 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)

Cytheria
 Cytheria Brown, 1827 † accepted as Cytheria Brown, 1827 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)
 Cytheria Oken, 1817 accepted as Cythere Müller, 1785 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Cytheridae (Family)

Cytherina
 Cytherina Lamarck, 1818 accepted as Cythere Müller, 1785 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Cytheridae (Family)
     Cytherina Koninck, 1841 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
 Cytherina Weyenbergh, 1875 † accepted as Cytherina Weyenbergh, 1875 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)

Cytheropsis
     Cytheropsis M'Coy, 1849 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Eucytheridae (Family)
 Cytheropsis Sars, 1866 accepted as Eucythere Brady, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Eucytheridae (Family)

Cythna
     Cythna Kirkaldy, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Achilidae (Family)
 Cythna Hall, 1868 accepted as Cithna A. Adams, 1863 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Tornidae (Family)
 Cythna Carpenter, 1864 accepted as Cythnia Carpenter, 1864 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Rastodentidae (Family)

Cythnia
 Cythnia Simroth in Bronn, 1907 accepted as Cithna A. Adams, 1863 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Tornidae (Family)
     Cythnia Carpenter, 1864 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Rissoellidae (Family)

Cytisus
     Cytisus Desfontaines, 1798 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Cytisus Linnaeus, 1753 accepted as Cytisophyllum Lang, 1843 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Cytorea
 Cytorea Pomel, 1872 † accepted as Orecyta de Laubenfels in Moore, 1955 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Lithistida (Order) > Lithistida (awaiting allocation) (Family)
     Cytorea Laporte, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Erotylidae (Family)

Cyttoides
     Cyttoides Wettstein, 1886 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Zeiformes (Order) > Zeiformes (awaiting allocation) (Family)
 Cyttoides Smith, 1947 accepted as Cyttus Günther, 1860 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Zeiformes (Order) > Cyttidae (Family)

Czernya
     Czernya Strobl, 1909 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
 Czernya K.B. Presl, 1820 accepted as Phragmites Adanson, 1763 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
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