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Homonyms

IRMNG homonym list - genus level - Initial letter = "S" (2615)

Please note, this is a provisional homonyms list from IRMNG on 2024-11-21, 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.

Saaristoa
     Saaristoa Millidge, 1978 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Linyphiidae (Family)
 Saaristoa Koçak & Kemal, 2008 accepted as Seycellocesa Koçak & Kemal, 2008 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Theridiidae (Family)

Saavedra
     Saavedra Linnavuori & DeLong, 1978 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)
 Saavedra Girault, 1933 accepted as Tanaostigmodes Ashmead, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Tanaostigmatidae (Family)

Sabadellictis
     Sabadellictis Petter, 1962 † accepted as Sabadellictis Petter, 1963 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Mustelidae (Family)
     Sabadellictis Petter, 1963 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Mustelidae (Family)

Sabanea
 Sabanea Leach in Gray, 1847 sensu Monterosato, 1884 accepted as Rissoa Desmarest, 1814 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Rissoidae (Family)
 Sabanea Gray, 1847 accepted as Sabanea Gray, 1847 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Eatoniellidae (Family)

Sabaria
     Sabaria Walker in Tennent, 1859 accepted as Sabaria Walker, 1860 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Sabaria Walker, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)

Sabatia
     Sabatia Bellardi, 1877 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cephalaspidea (Order) > Scaphandridae (Family)
     Sabatia Adanson, 1763 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Gentianaceae (Family)

Sabaudia
     Sabaudia Ghigi, 1909 · Animalia (Kingdom) > Ctenophora (Phylum) > Tentaculata (Class) > Cydippida (Order) > Pleurobrachiidae (Family)
     Sabaudia Buscalioni & Muschler, 1913 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)
 Sabaudia Charollais & Brönniman, 1965 † accepted as Akcaya Özdikmen, 2009 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lituolida (Order) > Cuneolinidae (Family)

Sabaudiella
     Sabaudiella Busnardo, Charollais, Weidmann & Clavel, 2003 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Lytoceratida (Order) > Lytoceratida (awaiting allocation) (Family)
     Sabaudiella Vašícek & Hoedemaeker, 2003 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonitida (awaiting allocation) (Family)
     Sabaudiella Chiovenda, 1929 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Convolvulaceae (Family)

Sabellarites
     Sabellarites Richter, 1920 † (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Annelida (awaiting allocation) (Class) > Annelida (awaiting allocation) (Order) > Annelida (awaiting allocation) (Family)
     Sabellarites Dawson, 1890 † (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Annelida (awaiting allocation) (Class) > Annelida (awaiting allocation) (Order) > Annelida (awaiting allocation) (Family)

Sabellastarte
     Sabellastarte Krøyer, 1856 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Sabellidae (Family)
     Sabellastarte Lamarck, 1818 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Sabellidae (Family)

Sabellides
 Sabellides Milne Edwards in Lamarck, 1838 accepted as Ampharete Malmgren, 1866 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Terebellida (Order) > Ampharetidae (Family)
     Sabellides Sars, 1850 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Polychaeta (awaiting allocation) (Order) > Polychaeta (awaiting allocation) (Family)

Sabia
     Sabia Gray, 1840 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Hipponicidae (Family)
     Sabia Colebrooke, 1819 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Proteales (Order) > Sabiaceae (Family)
 Sabia Gray, 1841 accepted as Sabia Gray, 1840 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Hipponicidae (Family)

Sabina
     Sabina Williams, 1851 accepted as Sabina Williams, 1851 (nomen dubium)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Sabellidae (Family)
     Sabina Shelford, 1909 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Blattidae (Family)
 Sabina P. Miller, 1754 accepted as Juniperus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Cupressales (Order) > Cupressaceae (Family)
     Sabina Evans, 1955 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)

Sabinea
     Sabinea Ross, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Crangonidae (Family)
     Sabinea Gray, 1847 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Sabinea Sowerby, 1842 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Sabinea A.P. de Candolle, 1825 accepted as Poitea Ventenat, 1807 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Sabinella
     Sabinella Monterosato, 1890 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ptenoglossa (Order) > Eulimidae (Family)
     Sabinella Nakai, 1938 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Cupressales (Order) > Cupressaceae (Family)

Sabinia
     Sabinia Parona, 1909 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Hippuritida (Order) > Hippuritida (awaiting allocation) (Family)
 Sabinia McCulloch, 1977 accepted as Sabinina McCulloch, 1981 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Glabratellidae (Family)

Sabrina
     Sabrina Gray, 1840 accepted as Sabrina Gray, 1840 (nomen nudum)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
     Sabrina Girard, 1857 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Sabularia
 Sabularia Quatrefages, 1848 accepted as Sabularia Quatrefages, 1848 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Terebellida (Order) > Sabellariidae (Family)
     Sabularia Ksiazkiewicz, 1977 † (uncertain)· Animalia (Kingdom) > Trace fossils (Phylum) > (Class) > (Order) > (Family)

Sabulina
 Sabulina Bielz, 1869 accepted as Subulina Beck, 1837 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Subulinidae (Family)
 Sabulina H.G.L. Reichenbach, 1830 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)
     Sabulina Frieg & Price, 1982 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lituolida (Order) > Ataxophragmiidae (Family)

Saccammina
     Saccammina Sars, 1869 · Chromista (Kingdom) > Retaria (Phylum) > Monothalamea (Class) > Astrorhizida (Order) > Saccamminidae (Family)
 Saccammina Brady, 1871 accepted as Saccammina Sars, 1869 · Chromista (Kingdom) > Retaria (Phylum) > Monothalamea (Class) > Astrorhizida (Order) > Saccamminidae (Family)

Saccamminoides
 Saccamminoides Ireland, 1956 † accepted as Saccamminis Ireland, 1960 † · Chromista (Kingdom) > Retaria (Phylum) > Monothalamea (Class) > Astrorhizida (Order) > Polysaccamminidae (Family)
     Saccamminoides Geroch, 1955 † · Chromista (Kingdom) > Retaria (Phylum) > Monothalamea (Class) > Astrorhizida (Order) > Polysaccamminidae (Family)

Saccanthus
 Saccanthus Herzog, 1916 accepted as Basistemon Turczaninow, 1863 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Plantaginaceae (Family)
     Saccanthus Milne-Edwards & Haime, 1857 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Saccardomyces
     Saccardomyces Petrak & Ciferri, 1936 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Sordariomycetidae incertae sedis (Order) > Sordariomycetidae incertae sedis (Family)
 Saccardomyces Hennings, 1904 accepted as Schweinitziella Spegazzini, 1888 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Sordariomycetes incertae sedis (Order) > Sordariomycetes incertae sedis (Family)

Saccharomycopsis
     Saccharomycopsis H. Schiönning, 1903 · Fungi (Kingdom) > Ascomycota (Phylum) > Saccharomycetes (Class) > Saccharomycetales (Order) > Saccharomycopsidaceae (Family)
 Saccharomycopsis Guilliermond, 1912 accepted as Cyniclomyces Van der Walt & D.B. Scott, 1971 · Fungi (Kingdom) > Ascomycota (Phylum) > Saccharomycetes (Class) > Saccharomycetales (Order) > Saccharomycetales incertae sedis (Family)

Saccocalyx
     Saccocalyx Schulze, 1896 · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Lyssacinosida (Order) > Euplectellidae (Family)
     Saccocalyx Cosson & Durieu, 1853 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)

Saccolaimus
     Saccolaimus Temminck, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Emballonuridae (Family)
 Saccolaimus Lesson, 1842 accepted as Saccolaimus Temminck, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Emballonuridae (Family)

Saccomorpha
 Saccomorpha Elenkin, 1912 accepted as Placynthiella Elenkin, 1909 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Agyriales (Order) > Trapeliaceae (Family)
     Saccomorpha Radtke, 1991 † · Animalia (Kingdom) > Trace fossils (Phylum) > (Class) > (Order) > Saccomorphidae (Family)

Saccomorphus
 Saccomorphus Chevrolat in Dejean, 1836 accepted as Iphiclus Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Erotylidae (Family)
     Saccomorphus Crotch, 1876 accepted as Saccomorphus Chevrolat in Dejean, 1836 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Erotylidae (Family)

Saccophora
     Saccophora Brandt, 1837 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Saccophora Harris, 1841 accepted as Cicinnus Blanchard in Gay, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Mimallonidae (Family)
 Saccophora Agassiz, 1846 accepted as Saccophora Agassiz, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Psychidae (Family)

Saccophorus
     Saccophorus Haag-Rutenberg, 1872 accepted as Saccophorella Strand, 1935 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
 Saccophorus Kuhl, 1820 accepted as Geomys Rafinesque, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Geomyidae (Family)
 Saccophorus Palisot de Beauvois, 1804 accepted as Saccophorus Palisot de Beauvois, 1804 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Buxbaumiales (Order) > Buxbaumiaceae (Family)

Saccopteryx
     Saccopteryx Illiger, 1811 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Emballonuridae (Family)
     Saccopteryx Curtis, 1837 accepted as Ulomyia Haliday in Walker, 1856 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Psychodidae (Family)

Saccorhiza
     Saccorhiza Bachelot de la Pylaie, 1830 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Tilopteridales (Order) > Phyllariaceae (Family)
 Saccorhiza Hofker, 1972 accepted as Saccorhiza Eimer & Fickert, 1899 · Chromista (Kingdom) > Retaria (Phylum) > Monothalamea (Class) > Astrorhizida (Order) > Hyperamminidae (Family)
     Saccorhiza Eimer & Fickert, 1899 · Chromista (Kingdom) > Retaria (Phylum) > Monothalamea (Class) > Astrorhizida (Order) > Hyperamminidae (Family)

Saccosoma
 Saccosoma Danielssen & Koren, 1880 accepted as Sactosoma Danielssen & Koren, 1880 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sactosomatidea (Order) > Sactosomatidae (Family)
 Saccosoma d'Orbigny, 1850 † accepted as Saccocoma Agassiz, 1836 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Roveacrinida (Order) > Saccocomidae (Family)
 Saccosoma Motschoulsky, 1859 accepted as Julodis Eschscholtz, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Saccostoma
 Saccostoma Sauvage, 1882 accepted as Chaenogobius Gill, 1859 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Gobiidae (Family)
     Saccostoma Fitzinger, 1843 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Saccularia
 Saccularia Kellogg, 1863 accepted as Gambelia Nuttall, 1848 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Plantaginaceae (Family)
 Saccularia Wedekind, 1937 † accepted as Citharina d'Orbigny in Sagra, 1839 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lagenida (Order) > Vaginulinidae (Family)

Sacculina
 Sacculina Bosser, 1956 accepted as Utricularia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lentibulariaceae (Family)
     Sacculina V.S. Maljavkina, 1949 † · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
     Sacculina Blainville, 1837 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Polychaeta (awaiting allocation) (Order) > Polychaeta (awaiting allocation) (Family)
 Sacculina Bale, 1919 accepted as Saaba Stechow, 1923 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Haleciidae (Family)
     Sacculina Agassiz, 1844 accepted as Saaba Stechow, 1923 (nomen nudum)· Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Haleciidae (Family)
     Sacculina Thompson, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Kentrogonida (Order) > Sacculinidae (Family)

Sacculus
 Sacculus Gosse, 1851 accepted as Ascomorpha Perty, 1850 · Animalia (Kingdom) > Rotifera (Phylum) > Monogononta (Class) > Ploima (Order) > Gastropodidae (Family)
     Sacculus Neviani, 1930 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
 Sacculus Hirase, 1927 accepted as Pseudosacculus Hirase, 1928 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Velutinidae (Family)
     Sacculus Medioli, Scott, Collins & Wall, 1990 † (uncertain)· Protozoa (Kingdom) > Sarcomastigota (awaiting allocation) (Phylum) > (Class) > (Order) > Sarcomastigota (awaiting allocation) (Family)

Saccus
     Saccus Fabricius, 1823 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Saccus Mörch, 1852 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Saccus O. Kuntze, 1891 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Moraceae (Family)

Sachalinella
     Sachalinella Ryabinin in Krivolutzkii & Ryabinin, 1976 † · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Oribatulidae (Family)
 Sachalinella A.D. Zinova, 1972 accepted as Neoholmesia Mikami, 1972 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Delesseriaceae (Family)

Sacheria
     Sacheria Sirodot, 1872 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Batrachospermales (Order) > Batrachospermaceae (Family)
     Sacheria Ettingshausen, 1852 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiidae (awaiting allocation) (Order) > Polypodiidae (awaiting allocation) (Family)

Sachsia
 Sachsia P. Lindner, 1895 accepted as Sachsia P. Lindner, 1895 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Sachsia Bay, 1894 · Fungi (Kingdom) > Ascomycota (Phylum) > Saccharomycetes (Class) > Saccharomycetales (Order) > Saccharomycetales incertae sedis (Family)
     Sachsia Meyl, 1960 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Diplogasterida (Order) > Diplogasteridae (Family)
     Sachsia Grisebach, 1866 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Sacidium
 Sacidium C.G.D. Nees in Kunze & Schmidt, 1823 accepted as Pilobolus Tode, 1784 · Fungi (Kingdom) > Zygomycota (Phylum) > Mucoromycetes (Class) > Mucorales (Order) > Pilobolaceae (Family)
 Sacidium Saccardo, 1880 accepted as Pilobolus Tode, 1784 · Fungi (Kingdom) > Zygomycota (Phylum) > Mucoromycetes (Class) > Mucorales (Order) > Pilobolaceae (Family)

Sackeniella
 Sackeniella Williston, 1896 accepted as Kelloggina Williston, 1907 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Blephariceridae (Family)
     Sackeniella Meunier, 1895 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tipulidae (Family)

Sadala
 Sadala Peckham, 1888 accepted as Cotinusa Simon, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Salticidae (Family)
     Sadala Simon, 1880 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Sparassidae (Family)

Sadleria
     Sadleria Kaulfuss, 1824 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Blechnaceae (Family)
     Sadleria Rigby, 1986 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Lithistida (Order) > Hindiidae (Family)

Saduria
     Saduria Adams, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Chaetiliidae (Family)
     Saduria White, 1847 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)

Saenuris
 Saenuris Hoffmeister, 1842 accepted as Lumbriculus Grube, 1844 · Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Lumbriculida (Order) > Lumbriculidae (Family)
 Saenuris Grube, 1860 accepted as · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Capitellida (Order) > Capitellidae (Family)

Saerangodes
     Saerangodes Sturm, 1843 accepted as Strongylium Kirby, 1819 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Saerangodes Dejean, 1834 accepted as Saerangodes Sturm, 1843 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Saevitella
     Saevitella Bobies, 1956 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Hippopodinidae (Family)
     Saevitella Loranger, 1963 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)

Saffordella
     Saffordella Dunbar, 1920 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Saffordella Ulrich & Bassler, 1923 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Palaeocopida (Order) > Palaeocopida (awaiting allocation) (Family)

Saffordia
 Saffordia Maxon, 1913 accepted as Trachypteris E.F. André ex Christ, 1899 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Pteridaceae (Family)
     Saffordia Ulrich, 1894 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Modiomorphoida (Order) > Modiomorphidae (Family)

Saffordoceras
     Saffordoceras Ulrich & Foerste, 1935 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Endocerida (Order) > Proterocameroceratidae (Family)
     Saffordoceras Foerste & Teichert, 1930 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Actinocerida (Order) > Actinocerida (awaiting allocation) (Family)

Safra
 Safra Walker, 1864 accepted as Setomorpha Zeller, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tineidae (Family)
 Safra Walker, 1863 accepted as Eugnosta Hübner, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)

Saga
     Saga Münster, 1839 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Decapoda (awaiting allocation) (Family)
 Saga Gistl, 1848 accepted as Leucothoe Leach, 1814 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Leucothoidae (Family)
     Saga Charpentier, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
     Saga Scudder, 1882 accepted as Saga Scudder, 1882 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Sagana
 Sagana Koken, 1896 † accepted as Euryalox Cossmann, 1897 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Phymatopleuridae (Family)
     Sagana Thorell, 1875 accepted as Drapeta Menge, 1874 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Liocranidae (Family)
     Sagana Walker, 1855 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Sagaris
     Sagaris Panzer, 1806 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Sagaris Robineau-Desvoidy, 1863 accepted as Sagaris Robineau-Desvoidy, 1863 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Sagaris Walker, 1854 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Sagarites
 Sagarites Ashmead, 1900 accepted as Sagarites Ashmead, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Sagarites Makiyama, 1931 † accepted as Makiyama de Laubenfels, 1955 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Poecilosclerida (Order) > Poecilosclerida (awaiting allocation) (Family)

Sagaritis
     Sagaritis Billberg, 1820 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Scyllaridae (Family)
     Sagaritis Chambers, 1872 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Gelechiidae (Family)
     Sagaritis Hübner, 1821 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
     Sagaritis Holmgren, 1858 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Sagedia
 Sagedia Acharius, 1809 accepted as Aspicilia A. Massalongo, 1852 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Pertusariales (Order) > Megasporaceae (Family)
 Sagedia A. Massalongo, 1852 accepted as Pertusaria A.P. de Candolle in Lamarck & A.P. de Candolle, 1805 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Pertusariales (Order) > Pertusariaceae (Family)

Sagella
 Sagella Strand in Boesenberg & Strand, 1906 accepted as Sagellula Strand, 1942 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Sparassidae (Family)
 Sagella Paetel, 1889 accepted as Sayella Dall, 1885 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Pyramidellidae (Family)

Sagenella
     Sagenella Hall, 1851 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Diastoporidae (Family)
 Sagenella Conrad, 1865 † accepted as Sagenella Conrad, 1865 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Neogastropoda (awaiting allocation) (Family)
 Sagenella Brady, 1879 accepted as Sagenina Chapman, 1900 · Chromista (Kingdom) > Retaria (Phylum) > Monothalamea (Class) > Astrorhizida (Order) > Dryorhizopsidae (Family)

Sagenia
 Sagenia Hoffmannsegg, 1818 accepted as Aetalion Latreille in Humboldt, 1809 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aetalionidae (Family)
 Sagenia K.B. Presl, 1836 accepted as Tectaria Cavanilles, 1799 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Tectariaceae (Family)

Sagenidium
     Sagenidium J. Stirton, 1877 · Fungi (Kingdom) > Ascomycota (Phylum) > Arthoniomycetes (Class) > Arthoniales (Order) > Roccellaceae (Family)
     Sagenidium Haeckel, 1884 accepted as Sagenidium Haeckel, 1884 (nomen nudum)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Sagenocrinites
     Sagenocrinites Austin, 1843 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Sagenocrinida (Order) > Sagenocrinida (awaiting allocation) (Family)
     Sagenocrinites Austin, 1842 † accepted as Sagenocrinites Austin, 1843 † (nomen nudum)· Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Sagenocrinida (Order) > Sagenocrinida (awaiting allocation) (Family)

Sagenograptus
     Sagenograptus Obut & Sobolevskaya, 1962 † · Animalia (Kingdom) > Hemichordata (Phylum) > Graptolithina (Class) > Graptoloidea (Order) > Anisograptidae (Family)
     Sagenograptus Lenz & Kozłowska-Dawidziuk, 2001 † (uncertain)· Animalia (Kingdom) > Hemichordata (Phylum) > Graptolithina (Class) > Graptoloidea (Order) > Retiolitidae (Family)

Sagenopteris
     Sagenopteris K.B. Presl in Sternberg, 1838 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > Caytoniales (Order) > Caytoniaceae (Family)
 Sagenopteris Trevisan, 1851 accepted as Pleocnemia K.B. Presl, 1836 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Dryopteridaceae (Family)

Saghalinites
     Saghalinites Wright & Matsumoto, 1954 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Saghalinites Shimizu, 1935 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)

Saginafusus
     Saginafusus Iredale, 1931 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Fasciolariidae (Family)
     Saginafusus Wenz, 1943 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Melongenidae (Family)

Sagitaspis
     Sagitaspis Ivshin, 1962 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Ptychopariida (awaiting allocation) (Family)
     Sagitaspis Ivshin, 1983 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Sagitella
     Sagitella Wagner, 1872 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Typhloscolecidae (Family)
 Sagitella Blainville, 1827 accepted as Sagitella Blainville, 1827 · Animalia (Kingdom) > Chaetognatha (Phylum) > Chaetognatha (awaiting allocation) (Class) > Chaetognatha (awaiting allocation) (Order) > Chaetognatha (awaiting allocation) (Family)
     Sagitella Scudder, 1882 accepted as Sagitella Scudder, 1882 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Sagitella V.S. Maljavkina, 1949 † (uncertain)· Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)

Sagitoides
     Sagitoides Ivshin, 1962 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Ptychopariida (awaiting allocation) (Family)
     Sagitoides Ivshin, 1983 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Sagitta
     Sagitta Guettard, 1754 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Alismataceae (Family)
     Sagitta Quoy & Gaimard, 1827 · Animalia (Kingdom) > Chaetognatha (Phylum) > Sagittoidea (Class) > Aphragmophora (Order) > Sagittidae (Family)
 Sagitta Escherich, 1895 accepted as Lydomorphus Fairmaire in Révoil, 1882 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Meloidae (Family)

Sagittaria
     Sagittaria Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Alismataceae (Family)
     Sagittaria Grandori, 1934 · Chromista (Kingdom) > Ciliophora (Phylum) > Oligohymenophorea (Class) > Hymenostomatida (Order) > Sagittariidae (Family)

Sagittarius
     Sagittarius Hermann, 1783 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Accipitriformes (Order) > Sagittariidae (Family)
     Sagittarius Hitchcock, 1865 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Insecta (awaiting allocation) (Order) > Insecta (awaiting allocation) (Family)

Sagittella
     Sagittella Blainville, 1827 (uncertain)· Animalia (Kingdom) > Chaetognatha (Phylum) > Chaetognatha (awaiting allocation) (Class) > Chaetognatha (awaiting allocation) (Order) > Chaetognatha (awaiting allocation) (Family)
     Sagittella V.S. Malyavkina, 1949 † · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)

Sagittifer
     Sagittifer Kuhl, 1820 accepted as Sagittifer Kuhl, 1820 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Sagittifer Dlabola, 1961 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Sagittifer Bourjot, 1837-38 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Sagittula
     Sagittula Gonzalez, Mayer, Moran, Hodson & Whitman, 1997 · Bacteria (Kingdom) > Proteobacteria (Phylum) > Alphaproteobacteria (Class) > Rhodobacterales (Order) > Rhodobacteraceae (Family)
     Sagittula Lamarck, 1816 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cestoda (awaiting allocation) (Order) > Cestoda (awaiting allocation) (Family)
     Sagittula S. Komura, 1997 † · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)

Sagocoris
     Sagocoris La Rivers, 1971 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Naucoridae (Family)
     Sagocoris Montandon, 1911 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Sagotia
     Sagotia Baillon, 1860 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)
 Sagotia Duchassaing & Walpers, 1851 accepted as Sagotia Duchassaing & Walpers, 1851 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Sagrina
 Sagrina Crowson, 1946 accepted as Sagra Fabricius, 1792 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Sagrina d'Orbigny in Sagra, 1839 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Bolivinitidae (Family)

Sagus
 Sagus J. Gaertner, 1788 accepted as Raphia Palisot de Beauvois, 1806 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Arecales (Order) > Arecaceae (Family)
 Sagus Steck, 1757 accepted as Metroxylon Rottbøll, 1783 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Arecales (Order) > Arecaceae (Family)

Sahlbergia
     Sahlbergia Forsius, 1910 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Sahlbergia N.M.J. de Necker, 1790 accepted as Gardenia J. Ellis, 1761 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Sahlbergia H.G.L. Reichenbach, 1828 accepted as Gardenia J. Ellis, 1761 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Sahlingia
     Sahlingia Kornmann, 1989 · Plantae (Kingdom) > Rhodophyta (Phylum) > Compsopogonophyceae (Class) > Erythropeltidales (Order) > Erythrotrichiaceae (Family)
     Sahlingia Warén & Bouchet, 2001 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Turbinidae (Family)

Sahnia
     Sahnia Puri, 1952 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Neocytherideididae (Family)
     Sahnia Vishnu-Mittre, 1953 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > Pentoxylales (Order) > Pentoxylaceae (Family)

Sahulia
     Sahulia Loeblich & Tappan, 1985 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Textulariida (Order) > Textulariidae (Family)
     Sahulia U. Swenson in Swenson & Kearey, 2020 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Sapotaceae (Family)

Sainia
     Sainia Moore, 1882 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Sainia Wei, 1997 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Tenthredinidae (Family)

Saipanella
 Saipanella McKenzie, 1967 † accepted as Saipanetta McKenzie, 1968 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Metacopida (Order) > Saipanettidae (Family)
     Saipanella Chamberlin, 1945 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Spirobolida (Order) > Pseudospirobolellidae (Family)

Saipania
     Saipania Yabe & Sugiyama, 1935 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Saipania Hosokawa, 1935 accepted as Croton Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)

Saissetia
     Saissetia Ancey, 1888 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Charopidae (Family)
     Saissetia Déplanche, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Coccidae (Family)

Saitoa
 Saitoa R.H. Zander, 1989 accepted as Saitobryum R.H. Zander, 1998 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Pottiales (Order) > Pottiaceae (Family)
 Saitoa Matsushita, 1937 accepted as Acalolepta Pascoe, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Saitoa C. Rajendran & B.N. Muthappa, 1980 accepted as Neosartorya D.W. Malloch & R.F. Cain, 1973 · Fungi (Kingdom) > Ascomycota (Phylum) > Eurotiomycetes (Class) > Eurotiales (Order) > Aspergillaceae (Family)

Saitoella
     Saitoella S. Goto, J. Sugiyama, M. Hamamoto & K. Komagata, 1987 · Fungi (Kingdom) > Ascomycota (Phylum) > Taphrinomycetes (Class) > Taphrinales (Order) > Protomycetaceae (Family)
 Saitoella M. Menzel, 1992 accepted as Saitobryum R.H. Zander, 1998 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Pottiales (Order) > Pottiaceae (Family)
     Saitoella Kaiho, 1992 † (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Sajanaspis
     Sajanaspis Repina, 1960 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
     Sajanaspis Repina, 1959 † accepted as Sajanaspis Repina, 1959 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Sajanella
     Sajanella Vologdin, 1966 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Hydrozoa (awaiting allocation) (Order) > Hydrozoa (awaiting allocation) (Family)
     Sajanella J. Soják, 1980 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Sajania
     Sajania A.G. Vologdin, 1962 † (uncertain)· Plantae (Kingdom) > Rhodophyta (Phylum) > (Class) > Rhodophyta (awaiting allocation) (Order) > Sajaniaceae (Family)
     Sajania Novojilov, 1958 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Branchiopoda (Class) > Branchiopoda (awaiting allocation) (Order) > Branchiopoda (awaiting allocation) (Family)
     Sajania Kozhanchikov, 1947 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Sajania M.G. Pimenov, 1974 accepted as Sajanella J. Soják, 1980 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Sajda
     Sajda Dworakowska, 1981 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)
     Sajda Vršanský in Vršanský et al., 2021 † accepted as Vrsanskysajda Jiang, Xing & Li, 2023 † (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Holocompsidae (Family)

Sakimurathrips
 Sakimurathrips Bhatti, 1995 accepted as Sakimurella Bhatti, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Thysanoptera (Order) > Phlaeothripidae (Family)
 Sakimurathrips Bhatti, 1989 accepted as Merothrips Hood, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Thysanoptera (Order) > Merothripidae (Family)

Sakuntala
     Sakuntala Kirkaldy, 1902 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Sakuntala Lameere, 1890 accepted as Distenia Lepeletier & Serville, 1828 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Disteniidae (Family)

Sala
     Sala Walker, 1867 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)
     Sala Ross, 1937 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Salacia
 Salacia Pantocsek, 1889 accepted as · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)
     Salacia Lamouroux, 1816 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Sertulariidae (Family)
 Salacia H. Milne Edwards & Lucas, 1842 accepted as Leurocyclus Rathbun, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Majidae (Family)
 Salacia Stål, 1874 accepted as Botocudo Kirkaldy, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Lygaeidae (Family)
     Salacia Hübner, 1823 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
     Salacia Boie, 1839 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Salacia Jukes-Brown, 1914 accepted as Circomphalus Mörch, 1853 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)
 Salacia Haeckel, 1888 accepted as Rhizophysa Péron & Lesueur, 1807 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Siphonophorae (Order) > Rhizophysidae (Family)
     Salacia Brandt, 1835 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Siphonophorae (Order) > Siphonophora (awaiting allocation) (Family)
     Salacia Linnaeus, 1771 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Celastrales (Order) > Celastraceae (Family)

Salacus
     Salacus Dejean, 1821 accepted as Rhyncolus Germar, 1817 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Salacus Gistl, 1848 accepted as Agraphus Say, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Salacus Fairmaire, 1899 accepted as Pseudominurus Voss, 1956 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Salairella
     Salairella Mesentseva, 2015 † accepted as Devonavictoria Rivaz Hernández, 2019 † (junior homonym)· Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cryptostomida (Order) > Arthrostylidae (Family)
     Salairella Severgina, 1984 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Atrypida (awaiting allocation) (Family)
     Salairella Khalfina, 1961 † · Animalia (Kingdom) > Porifera (Phylum) > Stromatoporoidea (Class) > Stromatoporida (Order) > Syringostromellidae (Family)

Salairia
     Salairia † (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Trepostomatida (Order) > Trepostomatida (awaiting allocation) (Family)
     Salairia Tchernychev, 1951 † · Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Tabulata (Order) > Favositidae (Family)
     Salairia M.F. Neuburg, 1960 † (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Bryales (Order) > Bryales (awaiting allocation) (Family)

Salamandra
 Salamandra Gronovius, 1763 accepted as Salamandra Laurenti, 1768 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Caudata (Order) > Salamandridae (Family)
     Salamandra Laurenti, 1768 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Caudata (Order) > Salamandridae (Family)

Salamandrella
     Salamandrella Gaudry, 1875 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Temnospondyli (Order) > Branchiosauridae (Family)
     Salamandrella Dybowski, 1870 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Caudata (Order) > Hynobiidae (Family)

Salamandroides
 Salamandroides Gray, 1850 accepted as Salamandroides Gray, 1850 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Caudata (Order) > Ambystomatidae (Family)
     Salamandroides Jaeger, 1828 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Salamis
     Salamis Lesson, 1837 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Salamis Boisduval, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
 Salamis Chapuis in Lacordaire, 1875 accepted as Salaminia Heller, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Salanx
 Salanx Schinz in Cuvier, 1822 accepted as Salanx Cuvier, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Osmeriformes (Order) > Salangidae (Family)
     Salanx Cuvier, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Osmeriformes (Order) > Salangidae (Family)
     Salanx Oken, 1817 accepted as Salanx Cuvier, 1816 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Osmeriformes (Order) > Salangidae (Family)

Salaria
 Salaria Kirchenpauer, 1876 accepted as Salacia Lamouroux, 1816 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Sertulariidae (Family)
     Salaria Forsskål, 1775 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Blenniidae (Family)

Salasiella
     Salasiella Strebel, 1878 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Spiraxidae (Family)
 Salasiella Kobelt, 1910 accepted as Salassiella Dall & Bartsch, 1909 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Pyramidellidae (Family)

Salassia
 Salassia Gétaz, 1893 accepted as Witica Cambridge, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Araneidae (Family)
     Salassia Folin in Folin & Périer, 1871 accepted as Salassia Folin in Folin & Périer, 1871 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Pyramidellidae (Family)
     Salassia de Folin, 1870 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Pyramidellidae (Family)

Salax
 Salax Gistel, 1848 accepted as Xantho Leach, 1814 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Xanthidae (Family)
     Salax Guérin, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Saldiopsis
 Saldiopsis Hustache, 1951 accepted as Saldiopsides Hustache, 1949 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Saldiopsis Casey, 1922 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Salebria
     Salebria Zeller, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
     Salebria Savchenko in Savchenko & Krivolutskaya, 1976 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Limoniidae (Family)

Salenskya
 Salenskya Norman, 1905 accepted as Rhizorhina Hansen, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Siphonostomatoida (Order) > Nicothoidae (Family)
 Salenskya Giard & Bonnier, 1893 accepted as Rhizorhina Hansen, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Siphonostomatoida (Order) > Nicothoidae (Family)

Salentia
     Salentia Costa, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Therevidae (Family)
 Salentia Gray, 1840 accepted as Salenia Gray, 1835 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Salenioida (Order) > Saleniidae (Family)

Salia
     Salia Robineau-Desvoidy, 1830 accepted as Chetogena Rondani, 1856 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Salia Hübner, 1818 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Salica
     Salica J. Hill, 1768 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Lythraceae (Family)
     Salica Walker, 1868 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Salicaria
     Salicaria Forster, 1827 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sylviidae (Family)
     Salicaria Selby, 1831 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Salicaria P. Miller, 1754 accepted as Lythrum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Lythraceae (Family)

Salicinoxylon
     Salicinoxylon Kaiser, 1880 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Salicaceae (Family)
 Salicinoxylon O. Lignier, 1907 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Salicaceae (Family)

Saliciphyllum
 Saliciphyllum Fontaine, 1889 † accepted as · Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)
     Saliciphyllum Conwentz, 1886 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Salicaceae (Family)

Salicornia
 Salicornia de Blainville, 1830 accepted as Cellaria Ellis & Solander, 1786 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Cellariidae (Family)
     Salicornia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)

Salicorniaria
     Salicorniaria Oken, 1817 accepted as Salicorniaria Oken, 1817 (nomen nudum)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
     Salicorniaria Schinz in Cuvier, 1825 (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)

Salilagenidium
     Salilagenidium M.W. Dick, 2001 · Chromista (Kingdom) > Pseudofungi (Phylum) > Oomycetes (Class) > Salilagenidiales (Order) > Salilagenidiaceae (Family)
     Salilagenidium M.W. Dick ex S.A. Redhead & P.M. Kirk, 2016 · Chromista (Kingdom) > Pseudofungi (Phylum) > Oomycetes (Class) > Salilagenidiales (Order) > Salilagenidiaceae (Family)

Salinella
     Salinella Frenzel, 1891 accepted as Salinella Frenzel, 1891 (taxon inquirendum)· Animalia (Kingdom) > Animalia incertae sedis (Phylum) > (Class) > (Order) > (Family)
     Salinella Uchida, 1943 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > (Order) > Collembola (awaiting allocation) (Family)

Salisia
 Salisia Lindley, 1839 accepted as Kunzea H.G.L. Reichenbach, 1829 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Myrtaceae (Family)
 Salisia Regel, 1849 accepted as Gloxinia L'Héritier in Aiton, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)
 Salisia J.A.I. Pancher ex A.T. Brongniart & J.A.A. Gris, 1863 accepted as Xanthostemon F. von Mueller, 1857 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Myrtaceae (Family)
 Salisia O. Varol, 2004 † accepted as Pseudoemiliania S. Gartner, 1969 † · Chromista (Kingdom) > Haptophyta (Phylum) > Coccolithophyceae (Class) > Isochrysidales (Order) > Noelaerhabdaceae (Family)

Saliunca
     Saliunca Walker, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Zygaenidae (Family)
     Saliunca Rafinesque, 1840 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Dipsacales (Order) > Caprifoliaceae (Family)

Salius
     Salius Fabricius, 1805 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Salius Schrank, 1798 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Salius Minding, 1832 accepted as Salarias Cuvier, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Blenniidae (Family)

Salix
     Salix Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Salicaceae (Family)
     Salix Kott, 2005 · Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) > Aplousobranchia (Order) > Polycitoridae (Family)

Sallaea
 Sallaea Gorham, 1882 accepted as Sallea Chevrolat, 1874 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cleridae (Family)
     Sallaea Felder, 1874 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Sallumia
     Sallumia Fairmaire, 1889 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Sallumia Reinert, Harbach & Kitching, 2008 accepted as Ochlerotatus Lynch-Arribalzaga, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Culicidae (Family)

Sallya
     Sallya Hemming, 1964 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
     Sallya Yochelson, 1956 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda incertae sedis (Order) > Pseudophoridae (Family)

Salmacis
     Salmacis Bory de St.-Vincent, 1822 (uncertain)· Plantae (Kingdom) > Charophyta (Phylum) > Zygnematophyceae (Class) > Zygnematales (Order) > Zygnemataceae (Family)
 Salmacis Claparède, 1869 accepted as Salmacina Claparède, 1870 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Serpulidae (Family)
     Salmacis L. Agassiz, 1841 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Temnopleuroida (Order) > Temnopleuridae (Family)
     Salmacis Zetterstedt, 1840 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Neuroptera (awaiting allocation) (Family)
 Salmacis Gloger, 1841 accepted as Macaca Lacepède, 1799 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cercopithecidae (Family)

Salmasia
 Salmasia Bubani, 1901 accepted as Aira Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Salmasia Schreber, 1789 accepted as Hirtella Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Chrysobalanaceae (Family)

Salmia
 Salmia Willdenow, 1811 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Pandanales (Order) > Cyclanthaceae (Family)
 Salmia Cavanilles, 1795 accepted as Salmia Cavanilles, 1795 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)

Salmincola
     Salmincola Kabata, 1969 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Copepoda (awaiting allocation) (Order) > Copepoda (awaiting allocation) (Family)
     Salmincola Wilson, 1915 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Siphonostomatoida (Order) > Lernaeopodidae (Family)

Salmiopuntia
     Salmiopuntia A.V. Frič ex K. Kreuzinger, 1935 accepted as Salmonopuntia P.V. Heath, 1999 (nomen nudum)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)
 Salmiopuntia A.V. Frič ex A. Guiggi, 2011 accepted as Salmonopuntia P.V. Heath, 1999 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)

Salmonella
     Salmonella Lignieres, 1900 (Approved Lists, 1980) · Bacteria (Kingdom) > Proteobacteria (Phylum) > Gammaproteobacteria (Class) > Enterobacterales (Order) > Enterobacteriaceae (Family)
 Salmonella Stach, 1949 accepted as Setanodosa Salmon, 1942 · Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > Poduromorpha (Order) > Hypogastruridae (Family)

Salmonia
 Salmonia S. Blumer & E. Müller, 1964 accepted as Brasiliomyces Viégas, 1944 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Erysiphales (Order) > Erysiphaceae (Family)
     Salmonia Baijal, 1958 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > (Order) > Collembola (awaiting allocation) (Family)
 Salmonia Scopoli, 1777 accepted as Vochysia Aublet, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Vochysiaceae (Family)

Salomonia
     Salomonia Loureiro, 1790 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Polygalaceae (Family)
 Salomonia Heister ex Fabricius, 1759 accepted as Salomonia Heister ex Fabricius, 1759 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
     Salomonia Lallemand, 1944 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphrophoridae (Family)

Salpa
     Salpa Thunberg, 1821 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Salpa Forskål, 1775 · Animalia (Kingdom) > Chordata (Phylum) > Thaliacea (Class) > Salpida (Order) > Salpidae (Family)
     Salpa P. Lefebure, 1947 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > (Order) > Bacillariophyceae incertae sedis (Family)
 Salpa Catesby, 1771 accepted as Salpa Catesby, 1771 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Lutjanidae (Family)

Salpicola
 Salpicola Bargoni, 1894 accepted as Oodinium Chatton, 1912 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Dinophyceae incertae sedis (Order) > Oodiniaceae (Family)
     Salpicola Richiardi, 1880 accepted as Salpicola Richiardi, 1880 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Notodelphyidae (Family)

Salpina
 Salpina Hulstaert, 1931 accepted as Euploea Fabricius, 1807 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
 Salpina Ehrenberg, 1830 accepted as Mytilina Bory de St. Vincent, 1826 · Animalia (Kingdom) > Rotifera (Phylum) > Monogononta (Class) > Ploima (Order) > Mytilinidae (Family)

Salpinctes
 Salpinctes R.E. Woodson in H.A. Gleason, 1931 accepted as Mandevilla J. Lindley, 1840 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
     Salpinctes Cabanis, 1847 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Certhiidae (Family)

Salpingia
 Salpingia (Torrey & A. Gray) Raimann in Engler & Prantl, 1893 accepted as Oenothera Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Onagraceae (Family)
     Salpingia Gray, 1848 (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)

Salpingoeca
     Salpingoeca James-Clark, 1866 · Protozoa (Kingdom) > Choanozoa (Phylum) > Choanoflagellatea (Class) > Craspedida (Order) > Salpingoecidae (Family)
 Salpingoeca Ellis, 1933 accepted as Salpingoeca James-Clark, 1866 · Protozoa (Kingdom) > Choanozoa (Phylum) > Choanoflagellatea (Class) > Craspedida (Order) > Salpingoecidae (Family)

Salpingorhiza
 Salpingorhiza Klug, 1935 accepted as Salpingorhiza Klug, 1936 · Protozoa (Kingdom) > Choanozoa (Phylum) > Choanoflagellatea (Class) > Craspedida (Order) > Salpingoecidae (Family)
     Salpingorhiza Klug, 1936 · Protozoa (Kingdom) > Choanozoa (Phylum) > Choanoflagellatea (Class) > Craspedida (Order) > Salpingoecidae (Family)

Salpingostoma
     Salpingostoma Gordon, 1941 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > Pteridospermopsida (awaiting allocation) (Order) > Pteridospermopsida (awaiting allocation) (Family)
     Salpingostoma Roemer, 1876 † · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca incertae sedis (Class) > Gastropoda/Monoplacophora incertae sedis (Order) > Bucaniidae (Family)

Salpingus
     Salpingus Illiger, 1802 accepted as Rhinosimus Latreille, 1802 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Pythidae (Family)
 Salpingus Gyllenhall, 1810 accepted as Rhinosimus Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Salpingidae (Family)

Salpinia
     Salpinia Pascoe, 1869 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Salpinia Hood, 1895 accepted as Salpinia Hood, 1895 · Animalia (Kingdom) > Rotifera (Phylum) > Monogononta (Class) > Ploima (Order) > Mytilinidae (Family)

Salsolicola
     Salsolicola Theron, 1979 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)
     Salsolicola Kuznetsov, 1960 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)
     Salsolicola Oatley, 2004 accepted as Karoocichla Tilsey & Gaudin, 2023 (junior homonym)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Muscicapidae (Family)

Saltator
     Saltator Vieillot, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)
     Saltator Hitchcock, 1858 † (uncertain)· Animalia (Kingdom) > Animalia (awaiting allocation) (Phylum) > Animalia (awaiting allocation) (Class) > Animalia (awaiting allocation) (Order) > Animalia (awaiting allocation) (Family)

Saltatricula
     Saltatricula Burmeister, 1861 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)
 Saltatricula Laseron, 1956 accepted as Badepigrus Iredale, 1955 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Anabathridae (Family)

Saltatrix
 Saltatrix Catesby, 1771 accepted as Pomatomus Lacepède, 1802 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Pomatomidae (Family)
     Saltatrix Klug, 1833 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Saltatrix Laseron, 1950 accepted as Badepigrus Iredale, 1955 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Anabathridae (Family)

Salterella
     Salterella Jones & Woodward, 1888 † accepted as Salterina Jones & Woodward, 1888 † (misspelling - incorrect original spelling)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > (Order) > (Family)
     Salterella Billings, 1861 † · Animalia (Kingdom) > Agmata (Phylum) > (Class) > Volborthellida (Order) > Salterellidae (Family)

Salteria
     Salteria Walcott, 1884 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
     Salteria Thomson, 1864 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Ptychopariida (awaiting allocation) (Family)

Saltia
     Saltia R. Brown ex Moquin in Alph. de Candolle, 1849 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)
     Saltia Tams, 1952 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Saltia Malaise, 1955 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Tenthredinidae (Family)

Salumia
 Salumia Csiki, 1924 accepted as Salumia Csiki, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Salumia Fairmaire, 1889 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Melandryidae (Family)

Salvadora
     Salvadora Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Salvadoraceae (Family)
     Salvadora Baird & Girard, 1853 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)

Salvator
 Salvator Lesson, 1837 accepted as Saltator Vieillot, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)
     Salvator Duméril & Bibron, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Teiidae (Family)

Salvatoria
     Salvatoria de Miranda Ribeiro, 1920 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Salvatoria McIntosh, 1885 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Syllidae (Family)

Salviastrum
     Salviastrum Heister ex Fabricius, 1759 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Salviastrum Scheele, 1849 accepted as Salvia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)

Salvinia
     Salvinia Alonso, Ibanez & Ponte-Lira, 2003 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Hygromiidae (Family)
     Salvinia Séguier, 1754 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Salviniales (Order) > Salviniaceae (Family)

Samarella
 Samarella V.P. Maslov & E.L. Kulik, 1956 † accepted as Uraloporella K.B. Korde, 1950 † · Plantae (Kingdom) > Algae incertae sedis (Phylum) > Algospongia (Class) > Moravamminales (Order) > Beresellaceae (Family)
     Samarella Polenova, 1952 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Leiocopa (Order) > Paraparchitidae (Family)

Samaria
     Samaria Ragonot in Romanoff, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
     Samaria Stuckenberg, 1905 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Fenestrida (Order) > Fenestrida (awaiting allocation) (Family)
     Samaria Novikov, 1991 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Anapsida (awaiting allocation) (Order) > Anapsida (awaiting allocation) (Family)

Samba
     Samba Friese, 1908 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Melittidae (Family)
     Samba Roberty, 1953 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)

Sambirania
     Sambirania Obenberger, 1942 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
     Sambirania Cachan, 1952 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)
 Sambirania Tardieu, 1956 accepted as Lindsaea Dryander ex Smith, 1793 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Lindsaeaceae (Family)

Samia
     Samia Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Saturniidae (Family)
     Samia Pascoe, 1865 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Sampsonius
     Sampsonius Eggers, 1933 accepted as Sampsonius Eggers, 1935 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Sampsonius Eggers, 1935 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Samudra
     Samudra Rafinesque, 1838 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Convolvulaceae (Family)
     Samudra Beets, 1986 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)

Samuela
     Samuela Mathews, 1912 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Samuela Trelease, 1902 accepted as Yucca Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Asparagaceae (Family)

Samyda
     Samyda N.J. Jacquin, 1760 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Salicaceae (Family)
 Samyda Linnaeus, 1753 accepted as Guarea F. Allamand ex Linnaeus, 1771 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Meliaceae (Family)

Sancarlosia
     Sancarlosia Trjapitzin & Myartseva, 2004 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Encyrtidae (Family)
     Sancarlosia Chiplonkar & Ghare, 1978 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Cephalopoda (awaiting allocation) (Order) > Cephalopoda (awaiting allocation) (Family)

Sanchezia
     Sanchezia Ruiz & Pavon, 1794 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)
     Sanchezia Bílý, 2013 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Sancus
     Sancus Tullgren in Sjöstedt, 1910 accepted as Leucognatha Wunderlich, 1991 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Tetragnathidae (Family)
     Sancus Nicéville, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)

Sanda
     Sanda Hort., 1955 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Sanda Geyer, 1987 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)

Sandalium
     Sandalium Philipsson, 1788 accepted as Sandalium Philipsson, 1788 (nomen nudum)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Sandalium Schumacher, 1817 accepted as Septaria Férussac, 1807 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cycloneritimorpha (Order) > Neritidae (Family)
     Sandalium Oken, 1815 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)

Sandat
 Sandat Bory de Saint-Vincent, 1828 accepted as Sander Oken, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Percidae (Family)
 Sandat Cloquet, 1829 accepted as Sander Oken, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Percidae (Family)

Sandbergeria
     Sandbergeria Bosquet, 1860 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Scaliolidae (Family)
     Sandbergeria Weinkauff, 1860 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Stenothyridae (Family)

Sanderella
     Sanderella O. Kuntze, 1891 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Sanderella Redmond, 1964 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Loftusiida (Order) > Pfenderinidae (Family)

Sandia
     Sandia Sutherland & Harlow, 1973 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Productellidae (Family)
     Sandia Ehrlich & Clench, 1960 accepted as Incisalia Scudder, 1872 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)
     Sandia Theron, 1982 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)

Sandria
 Sandria Brusina, 1885 † accepted as Tanousia Servain, 1881 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Hygrophila (Order) > Lymnaeidae (Family)
 Sandria Andrussov, 1890 † accepted as Pseudamnicola Paulucci, 1878 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Hydrobiidae (Family)

Sanfordia
     Sanfordia J. Drummond ex W.H. Harvey, 1855 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)
     Sanfordia Murphy & Mathews, 1929 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Sanguinaria
 Sanguinaria Bubani, 1901 accepted as Digitaria A. Haller, 1768 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
     Sanguinaria Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Papaveraceae (Family)
 Sanguinaria Weyenbergh, 1875 accepted as Sanguinolaria Lamarck, 1799 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Psammobiidae (Family)

Sanguisuga
     Sanguisuga Savigny, 1822 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Hirudinoidea (awaiting allocation) (Order) > Hirudinoidea (awaiting allocation) (Family)
     Sanguisuga Bruguière, 1789 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Hirudinoidea (awaiting allocation) (Order) > Hirudinoidea (awaiting allocation) (Family)
     Sanguisuga J.L. Fernández Alonso & H. Cuadros, 2012 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Cytinaceae (Family)

Sanidophyllum
     Sanidophyllum Etheridge, 1899 † · Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Stauriida (Order) > Endophyllidae (Family)
 Sanidophyllum Small, 1924 accepted as Hypericum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Hypericaceae (Family)

Sankurua
     Sankurua Collenette, 1960 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
     Sankurua Schouteden, 1951 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Sanninoidea
     Sanninoidea Beutenmüller, 1896 accepted as Sanninoidea Beutenmüller, 1899 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Sesiidae (Family)
     Sanninoidea Beutenmüller, 1899 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Sesiidae (Family)

Sansonia
     Sansonia Jousseaume, 1892 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Pickworthiidae (Family)
     Sansonia Jousseaume, 1921 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Sansonia G.R. Chiron, 2012 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Santaremia
     Santaremia Kormilev, 1960 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aradidae (Family)
     Santaremia Cambridge, 1896 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)

Santia
 Santia Savi, 1799 accepted as Polypogon Desfontaines, 1798 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Santia R. Wight & Arnott, 1834 accepted as Lasianthus W. Jack, 1823 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
     Santia Sivertsen & Holthuis, 1980 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Santiidae (Family)
 Santia † accepted as Santia † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sacoglossa (Order) > Sacoglossa (awaiting allocation) (Family)

Santiagonus
     Santiagonus Pic, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ptinidae (Family)
     Santiagonus Bruch, 1930 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ptinidae (Family)

Santosia
     Santosia Costa & Santos, 1992 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Corduliidae (Family)
     Santosia Stål, 1858 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Santosia R.M. King & H.E. Robinson, 1980 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Sao
 Sao H. Adams & A. Adams, 1854 accepted as Pyrunculus Pilsbry in Tryon & Pilsbry, 1895 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cephalaspidea (Order) > Retusidae (Family)
     Sao Billberg, 1820 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
     Sao Barrande, 1846 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Ptychopariidae (Family)

Saperdopsis
     Saperdopsis Schmidt, 1967 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Saperdopsis Thomson, 1864 accepted as Rhytiphora Audinet-Serville, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Saphanus
     Saphanus Dahl, 1823 accepted as Saphanus Audinet-Serville, 1834 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Saphanus Audinet-Serville, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Sapho
 Sapho Mulsant & Verreaux, 1866 accepted as Sappho Reichenbach · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Trochilidae (Family)
     Sapho Selys, 1853 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Calopterygidae (Family)

Sapindopsis
 Sapindopsis F.C. How & C.N. Ho, 1955 accepted as Lepisanthes Blume, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Sapindaceae (Family)
     Sapindopsis Fontaine, 1889 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Sapindaceae (Family)

Sapindus
     Sapindus Say, 1831 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Sapindus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Sapindaceae (Family)

Sapium
 Sapium P. Browne, 1756 accepted as Sapium P. Browne, 1756 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)
     Sapium N.J. Jacquin, 1760 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)

Sapromyces
     Sapromyces K. Fritsch, 1893 · Chromista (Kingdom) > Pseudofungi (Phylum) > Oomycetes (Class) > Rhipidiales (Order) > Rhipidiaceae (Family)
 Sapromyces Sabin, 1941 accepted as Acholeplasma Edward & Freundt, 1970 (Approved Lists, 1980) · Bacteria (Kingdom) > Tenericutes (Phylum) > Mollicutes (Class) > Acholeplasmatales (Order) > Acholeplasmataceae (Family)

Sapromyzosoma
 Sapromyzosoma Malloch, 1923 accepted as Mallochomyza Hendel, 1925 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Lauxaniidae (Family)
 Sapromyzosoma Lioy, 1864 accepted as Sapromyza Fallén, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Lauxaniidae (Family)

Saprophilus
 Saprophilus Streubel, 1839 accepted as Creophilus Samouelle, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Saprophilus Stokes, 1887 accepted as Sathrophilus Corliss, 1960 · Chromista (Kingdom) > Ciliophora (Phylum) > Oligohymenophorea (Class) > Thigmotrichida (Order) > Paraptychostomidae (Family)

Saprus
     Saprus Blackburn, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Saprus Gistl, 1857 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Sphaeritidae (Family)

Saraca
     Saraca Walker, 1865 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Saraca Steindachner, 1875 accepted as Biotoecus Eigenmann & Kennedy, 1903 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Cichlidae (Family)
     Saraca Linnaeus, 1767 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Saracenella
     Saracenella Franke, 1936 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lagenida (Order) > Vaginulinidae (Family)
     Saracenella Franke, 1935 † (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Saraglossa
     Saraglossa Hodgson, 1844 accepted as Saraglossa Hodgson, 1844 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sturnidae (Family)
     Saraglossa Gray, 1846 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sturnidae (Family)

Saraiella
     Saraiella Vaillant, 1981 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Psychodidae (Family)
     Saraiella Vaillant, 1973 accepted as Saraiella Vaillant, 1981 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Psychodidae (Family)

Sarama
     Sarama Moore in Hewitson & Moore, 1888 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Sarama Godwin-Austen, 1908 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Sarapus
 Sarapus Villa & Villa, 1833 accepted as Ellescus Dejean, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Sarapus Walker, 1855 accepted as Asparus Watson in Watson, Fletcher & Nye, 1980 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
 Sarapus Schönherr, 1826 accepted as Brachonyx Schönherr, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Sarapus Fischer de Waldheim, 1821 accepted as Sphaerites Duftschmid, 1805 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Sphaeritidae (Family)

Sarasinella
     Sarasinella Uhlig, 1905 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Neocomitidae (Family)
 Sarasinella Roewer, 1914 accepted as Sarasinica Strand, 1914 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Epedanidae (Family)

Sarbena
     Sarbena Walker, 1862 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Sarbena Walker, 1864 accepted as Buxeta Walker, 1866 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Yponomeutidae (Family)

Sarcanthus
 Sarcanthus N.J. Andersson, 1855 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Boraginales (Order) > Boraginaceae (Family)
 Sarcanthus J. Lindley, 1824 accepted as Acampe Lindley, 1853 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Sarcanthus Lindley, 1826 accepted as Cleisostoma Blume, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Sarcinella
     Sarcinella P.A. Saccardo, 1880 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetes incertae sedis (Order) > Englerulaceae (Family)
     Sarcinella Regenhardt, 1961 † · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Serpulidae (Family)

Sarcinomyces
     Sarcinomyces Lindner, 1898 · Fungi (Kingdom) > Ascomycota (Phylum) > Eurotiomycetes (Class) > Eurotiomycetes incertae sedis (Order) > Eurotiomycetes incertae sedis (Family)
 Sarcinomyces O. Oho in Ota, 1926 accepted as Sarcinosporon D.S. King & S.C. Jong, 1975 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Sarcocolla
     Sarcocolla Boehmer in Ludwig, 1760 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Penaeaceae (Family)
 Sarcocolla Kunth, 1830 accepted as Saltera Bullock, 1958 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Penaeaceae (Family)

Sarcodon
     Sarcodon Quélet ex P.A. Karsten, 1881 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Thelephorales (Order) > Bankeraceae (Family)
     Sarcodon Matthew & Granger, 1925 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cimolesta (Order) > Sarcodontidae (Family)

Sarcogenys
     Sarcogenys Gray, 1855 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Sarcogenys Bleeker, 1858 accepted as Netuma Bleeker, 1858 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Ariidae (Family)

Sarcogyne
 Sarcogyne Flotow, 1850 accepted as Polysporina A. Vezda, 1978 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Acarosporales (Order) > Acarosporaceae (Family)
     Sarcogyne Flotow, 1851 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Acarosporales (Order) > Acarosporaceae (Family)

Sarcomyces
 Sarcomyces accepted as Sarcomyces · Bacteria (Kingdom) > Actinobacteria (Phylum) > Actinobacteria (Class) > Actinomycetales (Order) > Actinomycetaceae (Family)
     Sarcomyces Massee, 1891 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Helotiales incertae sedis (Family)

Sarconema
     Sarconema Wehr, 1939 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Onchocercidae (Family)
     Sarconema Zanardini, 1858 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gigartinales (Order) > Solieriaceae (Family)

Sarcophaga
     Sarcophaga Meigen, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sarcophagidae (Family)
     Sarcophaga Westwood, 1836 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Siphonaptera (Order) > Siphonaptera (awaiting allocation) (Family)
     Sarcophaga Swinderen, 1822 accepted as Calliphora Robineau-Desvoidy, 1830 (nomen oblitum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Calliphoridae (Family)

Sarcophyllis
     Sarcophyllis J.G. Agardh, 1876 (uncertain)· Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gigartinales (Order) > Dumontiaceae (Family)
 Sarcophyllis Kützing, 1843 accepted as Dilsea Stackhouse, 1809 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gigartinales (Order) > Dumontiaceae (Family)

Sarcophyton
     Sarcophyton Garay, 1972 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Sarcophyton Lesson in Bélanger, 1834 · Animalia (Kingdom) > Cnidaria (Phylum) > Octocorallia (Class) > Malacalcyonacea (Order) > Sarcophytidae (Family)

Sarcopodium
     Sarcopodium Ehrenberg ex A.T. Brongniart in F. Cuvier, 1824 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Sarcopodium Lindley & Paxton, 1850 accepted as Epigeneium Gagnepain, 1932 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Sarcopterus
 Sarcopterus Giebel, 1871 accepted as Harpirhynchus Mégnin, 1877 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Harpirhynchidae (Family)
 Sarcopterus Rafinesque, 1814 accepted as Gastropteron Kosse, 1813 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cephalaspidea (Order) > Gastropteridae (Family)

Sarcotheca
     Sarcotheca Blume, 1851 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Oxalidales (Order) > Oxalidaceae (Family)
 Sarcotheca Turczaninow, 1858 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Anacardiaceae (Family)

Sarda
 Sarda Baly, 1865 accepted as Drasa Bryant, 1941 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Sarda Cuvier, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Scombridae (Family)
 Sarda Gronow in Gray, 1854 accepted as Coryphaena Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Coryphaenidae (Family)
 Sarda Plumier in Lacepède, 1802 accepted as Ocyurus Gill, 1862 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Lutjanidae (Family)

Sardia
     Sardia Melichar, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Delphacidae (Family)
 Sardia Hayward, 1942 accepted as Sarbia Watson, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)

Sardinia
 Sardinia Poey, 1860 accepted as Sardina Antipa, 1904 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Clupeiformes (Order) > Clupeidae (Family)
     Sardinia Antipa, 1904 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Clupeiformes (Order) > Clupeidae (Family)
 Sardinia Vellozo, 1829 accepted as Guettarda Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Sardoa
     Sardoa Wagner, 1897 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Sardoa F. Krasser, 1920 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Cycadopsida (Class) > Cycadales (Order) > Cycadales (awaiting allocation) (Family)

Sarea
     Sarea E.M. Fries, 1825 · Fungi (Kingdom) > Ascomycota (Phylum) > Sareomycetes (Class) > Sareales (Order) > Zythiaceae (Family)
     Sarea Gray, 1844 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Amphisbaenidae (Family)

Sargassopsis
 Sargassopsis Nizamuddin, Hiscock, Barratt & Ormond, 1993 accepted as Nizamuddinia P.C. Silva, 1996 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Fucales (Order) > Sargassaceae (Family)
     Sargassopsis Trevisan, 1843 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Fucales (Order) > Sargassaceae (Family)

Sargentia
 Sargentia H. Wendland & Drude ex C. Salomon, 1887 accepted as Pseudophoenix H. Wendland ex Sargent, 1886 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Arecales (Order) > Arecaceae (Family)
 Sargentia S. Watson, 1890 accepted as Casimiroa La Llave in La Llave & Lexarza, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)

Sargus
 Sargus Klein, 1775 accepted as Diplodus Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Sparidae (Family)
     Sargus Fabricius, 1798 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)
 Sargus Cuvier, 1816 accepted as Diplodus Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Sparidae (Family)
     Sargus Plumier in Lacepède, 1802 accepted as Sargus Plumier in Lacepède, 1802 (nomen dubium)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Lutjanidae (Family)
 Sargus Cuvier, 1817 accepted as Diplodus Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Sparidae (Family)
 Sargus Walbaum, 1792 accepted as Diplodus Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Sparidae (Family)

Sarmata
     Sarmata Dybowski & Grochmalicki, 1920 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Sarmata Boghachev, 1933 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Sarmatiella
     Sarmatiella V.D. Prynada, 1956 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Cycadopsida (Class) > Cycadales (Order) > Cycadales (awaiting allocation) (Family)
 Sarmatiella Bogdanovich, 1952 accepted as Nodophthalmidium MacFadyen, 1939 · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Miliolida (Order) > Nubeculariidae (Family)

Sarmatina
     Sarmatina Stancheva, 1984 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Loxoconchidae (Family)
 Sarmatina Stancheva, 1990 † accepted as Sarmatina Stancheva, 1984 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Loxoconchidae (Family)
     Sarmatina Korobkov, 1955 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Sarmatosula
     Sarmatosula Tataram, Rado, Pana, Hanganu & Grigorescu, 1977 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Pelecaniformes (Order) > Pelecaniformes (awaiting allocation) (Family)
     Sarmatosula Grigorescu & Kessler, 1977 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Pelecaniformes (Order) > Pelecaniformes (awaiting allocation) (Family)

Sarnia
     Sarnia Curran, 1927 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
 Sarnia H. Adams & A. Adams, 1855 accepted as Melampus Montfort, 1810 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ellobiida (Order) > Ellobiidae (Family)

Sarophorus
 Sarophorus Kraepelin, 1899 accepted as Saronomus Kraepelin, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Solifugae (Order) > Ammotrechidae (Family)
     Sarophorus Erichson, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Sarotes
     Sarotes Sundevall, 1833 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Sparassidae (Family)
     Sarotes Lindley, 1839 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
     Sarotes Illiger, 1807 accepted as Sarotes Illiger, 1807 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Sarothrura
     Sarothrura Hasselt, 1823 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Sarothrura Heine & Reichenbach, 1890 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Gruiformes (Order) > Rallidae (Family)

Sarpedon
 Sarpedon Cambridge, 1883 accepted as Sason Simon, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Barychelidae (Family)
     Sarpedon Bonvouloir, 1875 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Eucnemidae (Family)

Sarracenia
     Sarracenia Herrich-Schäffer, 1856 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Sarracenia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Sarraceniaceae (Family)

Sarritor
     Sarritor Distant, 1916 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Sarritor Cramer in Jordan & Evermann, 1896 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Agonidae (Family)

Sarsella
     Sarsella Haeckel, 1879 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Sarsella Pomel, 1883 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)

Sarsiella
 Sarsiella Hartlaub, 1907 accepted as Leuckartiara Hartlaub, 1914 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Corynidae (Family)
     Sarsiella Norman, 1869 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Myodocopida (Order) > Sarsiellidae (Family)

Sasa
     Sasa Sonnini, 1819 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Sasa Makino & Shibata, 1901 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Sasakia
 Sasakia Rensch, 1930 accepted as Sasakina Rensch, 1930 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Dyakiidae (Family)
 Sasakia Kuwana, 1902 accepted as Kuwania Fernald, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Margarodidae (Family)
     Sasakia Moore, 1896 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Sassandria
     Sassandria Adlbauer, 2002 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Sassandria Roewer, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Assamiidae (Family)

Sassia
     Sassia Bellardi, 1873 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Ranellidae (Family)
 Sassia Molina, 1782 accepted as Oxalis Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Oxalidales (Order) > Oxalidaceae (Family)

Satanoperca
     Satanoperca Günther, 1862 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Cichlidae (Family)
     Satanoperca Heckel · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Cichlidae (Family)

Sataria
     Sataria Rafinesque, 1838 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
     Sataria Roewer, 1915 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Sclerosomatidae (Family)
 Sataria Annandale, 1920 accepted as Neosataria Kulkarni & Khot, 2015 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Bithyniidae (Family)

Satsuma
     Satsuma A. Adams, 1868 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Camaenidae (Family)
 Satsuma Murray, 1874 accepted as Ginzia Okano, 1941 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)
 Satsuma Smith & Pope, 1906 accepted as Malakichthys Döderlein in Steindachner & Döderlein, 1883 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Acropomatidae (Family)

Sattleria
     Sattleria Povolný, 1965 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Gelechiidae (Family)
 Sattleria Capuse, 1968 † accepted as Pseudotelphusa Janse, 1958 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Gelechiidae (Family)

Saturnella
     Saturnella Mattauch & Pascher, 1936 · Plantae (Kingdom) > Chlorophyta (Phylum) > Trebouxiophyceae (Class) > Chlorellales (Order) > Oocystaceae (Family)
     Saturnella Astafyeva, 1994 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Ostreida (Order) > Ostreida (awaiting allocation) (Family)
     Saturnella Hedinger, 1993 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lituolida (Order) > Ammodiscidae (Family)

Saturnia
     Saturnia Schrank, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Saturniidae (Family)
 Saturnia Seguenza, 1877 accepted as Neilonella Dall, 1881 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Nuculanida (Order) > Neilonellidae (Family)
     Saturnia Maratti, 1772 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Asparagales (awaiting allocation) (Family)

Saturnus
     Saturnus F.H. Cramer, 1966 † · Plantae (Kingdom) > Acritarcha (Phylum) > (Class) > (Order) > (Family)
     Saturnus Evans, 1955 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)
     Saturnus Saul & Popenoe, 1993 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Muricoidea (awaiting allocation) (Family)

Satyra
     Satyra Billberg, 1828 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Satyra Lesson, 1829 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Satyra Meigen, 1803 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)

Satyrium
     Satyrium Scudder, 1876 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)
     Satyrium O. Swartz, 1800 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Satyrium Linnaeus, 1753 accepted as Satyrium Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Satyrus
     Satyrus Schinz, 1832 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Satyrus Latreille & Godart, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
 Satyrus Oken, 1816 accepted as Satyrus Oken, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Hylobatidae (Family)
 Satyrus Lesson, 1840 accepted as Pongo Lacepède, 1799 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Hominidae (Family)
     Satyrus Garassino & Teruzzi, 1993 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Penaeidae (Family)
 Satyrus Bosc, 1811 accepted as Phallus Junius ex Linnaeus, 1753 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Phallales (Order) > Phallaceae (Family)
 Satyrus Mayer, 1856 accepted as Pan Oken, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Hominidae (Family)

Saukiandops
 Saukiandops Hupé, 1953 † accepted as Eoredlichia Chang, 1950 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Redlichiida (Order) > Redlichiidae (Family)
     Saukiandops Hupé in Piveteau, 1953, nom. nud. † accepted as Eoredlichia Chang, 1950 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Redlichiida (Order) > Redlichiidae (Family)

Saundersia
     Saundersia Eitschberger, Danner & Surholt in Danner, Eitschberger & Surholt, 1998 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Sphingidae (Family)
     Saundersia Dwight, 1925 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Saundersia H.G. Reichenbach, 1866 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Saundersia Schiner, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Saundersia Reuter, 1876 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)

Sauranodon
     Sauranodon Marsh, 1879 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Ichthyosauria (Order) > Ichthyosauridae (Family)
     Sauranodon Gervais, 1871 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Sauripterus
 Sauripterus Woodward, 1891 † accepted as Sauripterus Hall, 1843 † · Animalia (Kingdom) > Chordata (Phylum) > Sarcopterygii (Class) > Rhizodontida (Order) > Sauripteridae (Family)
     Sauripterus Hall, 1843 † · Animalia (Kingdom) > Chordata (Phylum) > Sarcopterygii (Class) > Rhizodontida (Order) > Sauripteridae (Family)

Sauriscus
     Sauriscus Estes, 1964 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Scincidae (Family)
 Sauriscus Lawrence, 1949 † accepted as Tecomatlana Hoffmann, 1947 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Trombiculidae (Family)

Saurocetus
 Saurocetus Coues, 1891 † accepted as Saurocetes Burmeister, 1871 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Iniidae (Family)
     Saurocetus Agassiz, 1848 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Cetacea (awaiting allocation) (Family)

Saurodectes
     Saurodectes Modesto, Damiani, Neveling & Yates, 2003 † accepted as Saurodektes Modesto, Damiani, Neveling & Yates, 2004 † (junior homonym)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Procolophonomorpha (Order) > Owenettidae (Family)
     Saurodectes Rasnitsyn & Zherikhin, 1999 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phthiraptera (Order) > Saurodectidae (Family)

Sauroidichnites
     Sauroidichnites Hitchcock, 1837 † accepted as Sauroidichnites Hitchcock, 1837 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
     Sauroidichnites Hitchcock, 1841 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Sauroleishmania
 Sauroleishmania Safjanova, 1982 accepted as Leishmania Ross, 1903 · Protozoa (Kingdom) > Euglenozoa (Phylum) > Kinetoplastea (Class) > Trypanosomatida (Order) > Trypanosomatidae (Family)
     Sauroleishmania Ranque, 1973 · Protozoa (Kingdom) > Euglenozoa (Phylum) > Kinetoplastea (Class) > Trypanosomatida (Order) > Trypanosomatidae (Family)

Saurophis
     Saurophis Brunner, 1957 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Serpentes (awaiting allocation) (Family)
 Saurophis Gray, 1850 accepted as Saurophis Gray, 1850 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
     Saurophis Fitzinger, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Gerrhosauridae (Family)

Sauropsis
     Sauropsis Agassiz, 1832 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Pachycormiformes (Order) > Pachycormidae (Family)
     Sauropsis Fitzinger, 1843 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)

Sauropus
     Sauropus Lea, 1849 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
     Sauropus Hitchcock, 1845 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
     Sauropus Blume, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Phyllanthaceae (Family)

Saurorhynchus
     Saurorhynchus Reis, 1892 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Palaeonisciformes (Order) > Saurichthyidae (Family)
     Saurorhynchus Münster in Braun, 1840 † accepted as Saurorhynchus Reis, 1892 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Palaeonisciformes (Order) > Saurichthyidae (Family)

Saurornithoides
     Saurornithoides Nopcsa, 1928 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
     Saurornithoides Osborn, 1924 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Saurischia (Order) > Troodontidae (Family)

Saururopsis
 Saururopsis M. Stopes & Fujii, 1910 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Piperales (Order) > Saururaceae (Family)
 Saururopsis Turczaninow, 1848 accepted as Saururus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Piperales (Order) > Saururaceae (Family)

Saururus
     Saururus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Piperales (Order) > Saururaceae (Family)
 Saururus P. Miller, 1754 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Piperales (Order) > Piperaceae (Family)

Saurus
 Saurus Cuvier, 1816 accepted as Synodus Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Aulopiformes (Order) > Synodontidae (Family)
     Saurus S.D.W., 1837 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Saurus Browne, 1789 accepted as Saurus Browne, 1789 (nomen dubium)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Carangidae (Family)
     Saurus Catesby, 1771 accepted as Saurus Catesby, 1771 (nomen dubium)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Aulopiformes (Order) > Synodontidae (Family)

Saussurea
     Saussurea Silveira, 2008 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Vespidae (Family)
     Saussurea Uvarov, 1940 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Pamphagidae (Family)
     Saussurea A.P. de Candolle, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Saussureana
     Saussureana Bolívar, 1916 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Pamphagidae (Family)
 Saussureana Haller, 1879 accepted as Saduria Adams, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Chaetiliidae (Family)

Saussurella
     Saussurella Bolivar, 1887 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Batrachideidae (Family)
     Saussurella Davis, 1939 accepted as Saussurembia Davis, 1940 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Embiodea (Order) > Anisembiidae (Family)

Sauteria
     Sauteria Masi, 1927 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eupelmidae (Family)
     Sauteria C.G.D. Nees, 1838 · Plantae (Kingdom) > Marchantiophyta (Phylum) > Marchantiopsida (Class) > Marchantiales (Order) > Cleveaceae (Family)

Sauvagea
 Sauvagea Jordan & Seale, 1906 accepted as Springeratus Shen, 1971 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Clinidae (Family)
 Sauvagea Linnaeus, 1758 accepted as Sauvagesia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Ochnaceae (Family)

Sauvagesia
     Sauvagesia Douvillé, 1886 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Hippuritida (Order) > Hippuritida (awaiting allocation) (Family)
     Sauvagesia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Ochnaceae (Family)

Sava
     Sava Amyot & Serville, 1843 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Sava Adanson, 1763 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Boraginales (Order) > Boraginaceae (Family)

Savageara
     Savageara J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Savageara J.M.H. Shaw, 2004 accepted as Savageara J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Savagella
     Savagella Geis, 1932 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Palaeocopida (Order) > Palaeocopida (awaiting allocation) (Family)
     Savagella Foerste, 1920 † · Animalia (Kingdom) > Echinodermata (Phylum) > Edrioasteroidea (Class) > Isorophida (Order) > Isorophida (awaiting allocation) (Family)

Savara
     Savara Walker, 1862 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Savara Walker, 1864 accepted as Bucaea Walker, 1866 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Savia
     Savia Rondani, 1861 accepted as Phyto Robineau-Desvoidy, 1830 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Rhinophoridae (Family)
     Savia Willdenow, 1806 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Phyllanthaceae (Family)
 Savia Blumenbach, 1795 accepted as Cavia Pallas, 1766 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Caviidae (Family)

Savignia
     Savignia Blackwall, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Linyphiidae (Family)
 Savignia Duncan, 1889 accepted as Savignia Duncan, 1889 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Diadematoida (Order) > Diadematidae (Family)

Savignya
 Savignya Desor, 1855 accepted as Echinothrix Peters, 1853 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Diadematoida (Order) > Diadematidae (Family)
     Savignya A.P. de Candolle, 1821 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Savignyella
     Savignyella Levinsen, 1909 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Savignyellidae (Family)
 Savignyella Navás, 1912 accepted as Savignyella Navás, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Nemopteridae (Family)

Savignyia
 Savignyia Delage & Hérouard, 1903 accepted as Savignyia Delage & Hérouard, 1903 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Diadematoida (Order) > Diadematidae (Family)
 Savignyia Petrunkevitch, 1928 accepted as Savignia Blackwall, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Linyphiidae (Family)
     Savignyia Saussure in Grandidier, 1892 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Savtshenkia
 Savtshenkia Alexander, 1966 accepted as Tipula Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tipulidae (Family)
     Savtshenkia Mannheims, 1962 accepted as Savtshenkia Alexander, 1966 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tipulidae (Family)

Sawadaia
 Sawadaia Alonso-Zarazaga & Lyal, 1999 † accepted as Heterorhynchites Voss, 1932 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Attelabidae (Family)
 Sawadaia Miyabe ex Sawada, 1914 accepted as Sawadaea Miyabe, 1914 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Erysiphales (Order) > Erysiphaceae (Family)

Saxicolina
     Saxicolina Deshayes, 1830 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Saxicolina Sherborn, 1896 † accepted as Miliola Lamarck, 1804 † · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Miliolida (Order) > Miliolidae (Family)

Saxifragites
     Saxifragites Ettingshausen, 1869 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Saxifragaceae (Family)
 Saxifragites Gagnepain, 1950 accepted as Distylium Siebold & Zuccarini, 1841 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Hamamelidaceae (Family)

Saxistena
     Saxistena Koch, 1940 accepted as Saxistena Löbl & Merkl in Iwan & Löbl, 2020 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
 Saxistena Löbl & Merkl in Iwan & Löbl, 2020 accepted as Mesostena Eschscholtz, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Saxistena Löbl & Merkl, 2003 accepted as Saxistena Löbl & Merkl in Iwan & Löbl, 2020 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Saxomyces
     Saxomyces L. Selbmann & D. Isola in Wijayawardene et al., 2017 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetes incertae sedis (Order) > Dothideomycetes incertae sedis (Family)
 Saxomyces L. Selbmann & D. Isola in Selbmann, Isola, Egidi, Zucconi, Gueidan, de Hoog & Onofri, 2013 accepted as Saxomyces L. Selbmann & D. Isola in Wijayawardene et al., 2017 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetes incertae sedis (Order) > Dothideomycetes incertae sedis (Family)

Sayella
     Sayella Dall, 1885 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Pyramidellidae (Family)
 Sayella accepted as Sayiella Ashmead, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Chalcididae (Family)

Sayersus
 Sayersus Hoser, 2012 accepted as Crotalus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Viperidae (Family)
 Sayersus Hoser, 2009 accepted as Crotalus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Viperidae (Family)

Sayloria
 Sayloria Frey, 1973 accepted as Athlia Erichson, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Sayloria Chalumeau, 1981 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Sayornis
     Sayornis Bonaparte, 1854 accepted as Sayornis Gray, 1855 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Tyrannidae (Family)
     Sayornis Gray, 1855 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Tyrannidae (Family)

Scabrella
     Scabrella Wenndorf, 1990 † accepted as Scabrellana Harzhauser & Landau, 2021 † (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Phacopida (Order) > Homalonotidae (Family)
     Scabrella Sacco, 1890 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Neogastropoda (awaiting allocation) (Family)
 Scabrella Hedley, 1918 accepted as Asperdaphne Hedley, 1922 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Mangeliidae (Family)

Scaea
 Scaea Koch, 1879 accepted as Servaea Simon, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Salticidae (Family)
 Scaea Philippi, 1844 accepted as Limacina Bosc, 1817 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Thecosomata (Order) > Limacinidae (Family)

Scaeorhynchus
     Scaeorhynchus Oates, 1889 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Scaeorhynchus Wilson, 1881 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Pycnogonida (Class) > Pantopoda (Order) > Pantopoda (awaiting allocation) (Family)

Scaevola
     Scaevola Gemmellaro, 1879 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Archaeogastropoda (Order) > Archaeogastropoda (awaiting allocation) (Family)
     Scaevola Scudder, 1882 accepted as Scaevola Scudder, 1882 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Scaevola Linnaeus, 1771 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Goodeniaceae (Family)

Scala
 Scala Bruguière, 1792 accepted as Epitonium Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ptenoglossa (Order) > Epitoniidae (Family)
 Scala Mörch, 1852 accepted as Epitonium Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ptenoglossa (Order) > Epitoniidae (Family)

Scalaria
 Scalaria Cohen, Davis & Cifelli, 2020 † accepted as Scalaridelphys Cohen, Davis & Cifelli, 2021 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > (Order) > (Family)
 Scalaria Lázaro Ibiza, 1916 accepted as Phellinus Quélet, 1886 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Hymenochaetales (Order) > Hymenochaetaceae (Family)
 Scalaria Lamarck, 1801 accepted as Epitonium Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ptenoglossa (Order) > Epitoniidae (Family)

Scalarinella
     Scalarinella Clessin, 1889 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Scalarinella Dohrn, 1874 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Scaldia
     Scaldia Ryckholt, 1852 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Pholadomyoida (Order) > Edmondiidae (Family)
     Scaldia Le Hon, 1871 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Scaligeria
     Scaligeria Robineau-Desvoidy, 1863 accepted as Sarcophaga Meigen, 1826 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sarcophagidae (Family)
     Scaligeria A.P. de Candolle, 1829 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Scalites
     Scalites Emmons, 1842 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda incertae sedis (Order) > Raphistomatidae (Family)
     Scalites Sokolov & Tekasov, 1984 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Tabulata (Order) > Tabulata (awaiting allocation) (Family)
     Scalites P.F. Reinsch, 1881 † (uncertain)· Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)

Scalopoides
     Scalopoides Wilson, 1960 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Soricomorpha (Order) > Talpidae (Family)
     Scalopoides Bode, 1953 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > (Family)

Scalops
 Scalops Illiger, 1811 accepted as Scalopus Geoffroy, 1803 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Soricomorpha (Order) > Talpidae (Family)
     Scalops Cuvier, 1800 accepted as Scalopus Geoffroy, 1803 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Soricomorpha (Order) > Talpidae (Family)

Scambus
     Scambus Hartig, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
 Scambus Schönherr, 1844 accepted as Ortycus Pascoe, 1889 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Scammarctus
     Scammarctus Holthuis, 2002 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Scyllaridae (Family)
     Scammarctus Hołyński, 2001 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Scandia
     Scandia Fraser, 1912 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Hebellidae (Family)
     Scandia J.W. Dawson, 1967 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Scantilla
     Scantilla Godman & Salvin, 1896 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)
 Scantilla Johnson, 1899 accepted as Spiroxya Topsent, 1896 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Hadromerida (Order) > Clionaidae (Family)

Scantinius
     Scantinius Stål, 1866 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Scantinius Stål, 1865 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Scapha
     Scapha Hedström, 1923 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Scapha Motschoulsky, 1845 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Scapha Mörch, 1852 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Scapha Gray, 1855 accepted as Cymbiola Swainson, 1831 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Volutidae (Family)
     Scapha Edwards ex C. Johnston, 1860 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > (Order) > Bacillariophyceae incertae sedis (Family)

Scaphella
 Scaphella Achard, 1924 accepted as Scaphisoma Leach, 1815 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Scaphella Swainson, 1832 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Volutidae (Family)
     Scaphella Zenkova, 1977 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Podocopida (awaiting allocation) (Family)

Scaphidium
     Scaphidium Olivier, 1790 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Scaphidium F.E. Clements, 1901 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Scaphidomorphus
     Scaphidomorphus Hope, 1841 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Erotylidae (Family)
 Scaphidomorphus Lacordaire, 1863 accepted as Scaphomorphus Motschoulsky, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Scaphidurus
     Scaphidurus Swainson in Richardson, 1832 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Scaphidurus Swainson, 1827 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)

Scaphignathus
 Scaphignathus Ziegler, 1962 † accepted as Scaphignathus Helms, 1959 † · Animalia (Kingdom) > Chordata (Phylum) > Conodonta (Class) > Ozarkodinida (Order) > Polygnathidae (Family)
     Scaphignathus Helms, 1959 † · Animalia (Kingdom) > Chordata (Phylum) > Conodonta (Class) > Ozarkodinida (Order) > Polygnathidae (Family)

Scaphinotus
     Scaphinotus Latreille · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Scaphinotus Dejean, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Scaphis
 Scaphis Eschweiler, 1824 accepted as Graphis Adanson, 1763 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Ostropales (Order) > Graphidaceae (Family)
     Scaphis Labbé, 1934 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Scaphis Starobogatov, 1976 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Systellommatophora (Order) > Onchidiidae (Family)

Scaphita
     Scaphita Timofeev, 1973 ex Timofeev in Timofeev et al., 1976 † · Plantae (Kingdom) > Acritarcha (Phylum) > (Class) > (Order) > (Family)
 Scaphita Fleming, 1828 † accepted as Scaphites Parkinson, 1811 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Scaphitidae (Family)

Scaphium
     Scaphium Kirby, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Scaphium H.W. Schott & Endlicher, 1832 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
     Scaphium Jordan, 1964 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Podocopida (awaiting allocation) (Family)

Scaphodus
     Scaphodus Agassiz, 1844 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Scaphodus Woodward, 1890 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Scaphodus Agassiz in Morris, 1843 † accepted as Scaphodus Agassiz in Morris, 1843 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Scaphognathus
     Scaphognathus Wagner, 1861 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Pterosauria (Order) > Rhamphorhynchidae (Family)
 Scaphognathus Smith, 1931 accepted as Scaphognathops Smith, 1945 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)

Scaphorhynchus
     Scaphorhynchus (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Scaphorhynchus Agassiz, 1846 accepted as Scaphirhynchus Heckel, 1836 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Acipenseriformes (Order) > Acipenseridae (Family)

Scaphosternus
 Scaphosternus Marseul, 1888 accepted as Niphadosoma Voss, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Scaphosternus Roelofs, 1879 accepted as Styanax Pascoe, 1871 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Scaphula
     Scaphula Fairmaire, 1846 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Scaphula Benson, 1834 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Arcida (Order) > Arcidae (Family)
     Scaphula Parker, 1932 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Dipterocarpaceae (Family)
     Scaphula Scudder, 1882 accepted as Scaphula Scudder, 1882 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)
 Scaphula Swainson, 1840 accepted as Olivancillaria d'Orbigny, 1841 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Olividae (Family)

Scaphularia
     Scaphularia Haeckel, 1896 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
     Scaphularia Kützing, 1844 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > (Order) > Bacillariophyceae incertae sedis (Family)

Scaphura
     Scaphura Kirby, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
 Scaphura Gray, 1865 accepted as Scaphura Gray, 1865 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Olividae (Family)
     Scaphura Gray, 1842 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Scaphura Gloger, 1841 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Scapomegas
     Scapomegas Lacordaire, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)
 Scapomegas Marseul, 1855 accepted as Scapomegas Lacordaire, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)

Scaposerixia
     Scaposerixia Breuning, 1976 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Scaposerixia Breuning, 1975 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Scaptelytra
     Scaptelytra Kerremans, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
     Scaptelytra Saunders, 1871 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Scaptes
     Scaptes Champion, 1886 accepted as Ammodonus Mulsant & Rey, 1859 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Scaptes Dejean, 1834 accepted as Scaptes Champion, 1886 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Scaptia
     Scaptia Walker in Saunders, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tabanidae (Family)
 Scaptia Walker, 1854 accepted as Smicropus Warren, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)

Scaptogale
 Scaptogale Kretzoi, 1947 † accepted as Scaptogale Trouessart, 1897 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Soricomorpha (Order) > Talpidae (Family)
     Scaptogale Trouessart, 1897 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Erinaceomorpha (Order) > Erinaceidae (Family)

Scarabaeus
 Scarabaeus Blainville, 1821 accepted as Scarabaeus Blainville, 1821 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ellobiida (Order) > Ellobiidae (Family)
     Scarabaeus Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Scarabaeus Fabricius, 1787 accepted as Aegialia Latreille, 1806 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Scaris
     Scaris Serville, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)
 Scaris Chaudoir, 1880 accepted as Scarites Fabricius, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Scarites
     Scarites Fabricius, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Scarites Hamilton, 1992 † accepted as Austroscarites Jell, 2004 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)

Scartes
     Scartes Menge, 1876 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Salticidae (Family)
 Scartes Jordan & Evermann, 1896 accepted as Scartichthys Jordan & Evermann, 1898 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Blenniidae (Family)
 Scartes Swainson, 1835 accepted as Microcebus Geoffroy, 1834 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cheirogaleidae (Family)

Scarus
 Scarus Bleeker, 1847 accepted as Scarus Forsskål, 1775 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Scaridae (Family)
     Scarus Forsskål, 1775 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Scaridae (Family)
 Scarus Gronow, 1763 accepted as Scarus Forsskål, 1775 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Labridae (Family)

Scathopse
 Scathopse Müller, 1764 accepted as Scatopse Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Scatopsidae (Family)
 Scathopse Geoffroy, 1762 accepted as Scatopse Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Scatopsidae (Family)

Scathopsus
 Scathopsus Geoffroy, 1762 accepted as Scatopse Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Scatopsidae (Family)
 Scathopsus Müller, 1764 accepted as Scatopse Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Scatopsidae (Family)
 Scathopsus Latreille, 1796 accepted as Scatopse Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Scatopsidae (Family)

Scatophaga
     Scatophaga Meigen, 1803 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Scathophagidae (Family)
 Scatophaga Fabricius, 1805 accepted as Scatophaga Meigen, 1803 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Scathophagidae (Family)

Scatops
 Scatops Agassiz, 1846 accepted as Scatopse Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Scatopsidae (Family)
 Scatops Meigen, 1804 accepted as Scatopse Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Scatopsidae (Family)

Scatopse
 Scatopse Müller, 1764 accepted as Scatopse Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Scatopsidae (Family)
     Scatopse Geoffroy, 1762 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Scatopsidae (Family)

Scelcidumnia
     Scelcidumnia J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Scelcidumnia J.M.H. Shaw, 2004 accepted as Scelcidumnia J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Sceliphron
 Sceliphron Rafinesque, 1815 accepted as Pison Spinola, 1808 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Sphecidae (Family)
     Sceliphron Klug, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Sphecidae (Family)

Scelloides
 Scelloides Parent, 1933 accepted as Scelloides Bickel & Dyte in Evenhuis, 1989 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Dolichopodidae (Family)
     Scelloides Bickel & Dyte in Evenhuis, 1989 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Dolichopodidae (Family)

Sceloenopla
     Sceloenopla Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Sceloenopla Blanchard in d'Orbigny, 1846 accepted as Sceloenopla Chevrolat in Dejean, 1836 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Sceloglossum
     Sceloglossum J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Sceloglossum J.M.H. Shaw, 2004 accepted as Sceloglossum J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Scelonia
     Scelonia J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Scelonia J.M.H. Shaw, 2004 accepted as Scelonia J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Scelophysa
     Scelophysa Dejean, 1837 accepted as Scelophysa Dejean, 1837 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Scelophysa Burmeister, 1844 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Scelotrichia
     Scelotrichia Reuter, 1890 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Scelotrichia Ulmer, 1951 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Hydroptilidae (Family)

Scenidium
 Scenidium Oehlert in Fischer, 1887 † accepted as Skenidium Hall, 1860 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Orthida (Order) > Skenidiidae (Family)
 Scenidium (Klotzsch) O. Kuntze, 1898 accepted as Hexagonia E.M. Fries, 1838 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Polyporales (Order) > Polyporaceae (Family)

Scenopaeus
     Scenopaeus Sclater & Saunders, 1887 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Scenopaeus Sharpe, 1881 accepted as Ailuroedus Cabanis in Cabanis & Heine, 1851 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Ptilonorhynchidae (Family)

Scenopoeus
 Scenopoeus Agassiz, 1846 accepted as Scenopinus Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Scenopinidae (Family)
 Scenopoeus Ramsay, 1876 accepted as Ailuroedus Cabanis in Cabanis & Heine, 1851 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Ptilonorhynchidae (Family)

Scepasma
     Scepasma Enderlein, 1917 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tipulidae (Family)
 Scepasma Blume, 1826 accepted as Phyllanthus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Phyllanthaceae (Family)
     Scepasma Handlirsch, 1911 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Palaeodictyoptera (Order) > Palaeodictyoptera (awaiting allocation) (Family)

Scepsis
     Scepsis Walker in Saunders, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tabanidae (Family)
 Scepsis Walker, 1854 accepted as Cisseps Franclemont, 1936 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Schachtia
 Schachtia S. Schulzer von Müggenburg in S. Schulzer von Müggenburg et al., 1866 accepted as Fenestella L.R. Tulasne & C. Tulasne, 1863 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Pleosporales (Order) > Fenestellaceae (Family)
     Schachtia G.K.W.H. Karsten, 1859 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Schaderthalis
     Schaderthalis Hundt, 1936 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
     Schaderthalis Hundt, 1931 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Schaefferia
     Schaefferia N.J. Jacquin, 1760 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Celastrales (Order) > Celastraceae (Family)
     Schaefferia Absolon, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > Poduromorpha (Order) > Hypogastruridae (Family)
 Schaefferia Houlbert in Oberthuer, 1918 accepted as Feschaeria Oiticica Filho, 1954 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Castniidae (Family)
 Schaefferia de Paula Couto, 1952 † accepted as Bobbschaefferia de Paula Couto, 1970 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Didelphimorphia (Order) > Protodidelphidae (Family)

Schaenicola
     Schaenicola Bonaparte, 1850 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)
 Schaenicola Blyth, 1845 accepted as Schoenicola Blyth, 1844 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Locustellidae (Family)

Schaetzellia
     Schaetzellia Klotzsch, 1849 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Schaetzellia C.H. Schultz-Bipontinus, 1850 accepted as Macvaughiella R.M. King & H.E. Robinson, 1968 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Schaffneria
     Schaffneria Knight, 1966 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)
 Schaffneria Fée ex T. Moore, 1857 accepted as Asplenium Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Aspleniaceae (Family)

Scharfenbergia
     Scharfenbergia Oudemans, 1936 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Anystidae (Family)
     Scharfenbergia Won, 1983 † (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Latentifistularia (Order) > Latentifistulidae (Family)

Schaubia
     Schaubia Camp, Welles & Green, 1949 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Felidae (Family)
 Schaubia Hoffstetter, 1949 † accepted as Eremotherium Spillmann, 1948 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Pilosa (Order) > Megatheriidae (Family)

Schaueria
 Schaueria Hasskarl, 1842 accepted as Hyptis N.J. Jacquin, 1787 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)
     Schaueria C.G.D. Nees, 1838 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)

Schausia
     Schausia Karsch, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Schausia Dyar, 1897 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Schawalleria
 Schawalleria Medvedev, 1990 accepted as Paraminota Scherer, 1989 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Schawalleria Kirejtshuk, 2017 accepted as Trimenus Murray, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Nitidulidae (Family)

Schellenbergia
 Schellenbergia C.E. Parkinson, 1936 accepted as Vismianthus Mildbraed, 1935 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Oxalidales (Order) > Connaraceae (Family)
     Schellenbergia Heer, 1865 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
 Schellenbergia Oudemans, 1936 accepted as Chaussieria Oudemans, 1937 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Anystidae (Family)
     Schellenbergia Berge & Vader, 2001 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Stegocephalidae (Family)

Schematiza
     Schematiza Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Schematiza Guérin-Méneville, 1844 accepted as Schematiza Chevrolat in Dejean, 1836 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Schenckia
 Schenckia Dalla Torre, 1902 accepted as Schenkia Förster, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
 Schenckia K. Schumann in C.F.P. Martius, 1889 accepted as Deppea Chamisso & D.F.L. Schlechtendal, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Schenckiella
 Schenckiella Thalmann, 1942 accepted as Martinottiella Cushman, 1933 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Textulariida (Order) > Eggerellidae (Family)
     Schenckiella P. Hennings, 1893 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Asterinales (Order) > Asterinaceae (Family)

Schenkia
     Schenkia Förster, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
     Schenkia Grisebach, 1853 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Gentianaceae (Family)

Schepmania
     Schepmania Haas, 1913 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Unionoida (Order) > Amblemidae (Family)
 Schepmania Shuto, 1970 † accepted as Shutonia van der Bijl, 1993 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Pseudomelatomidae (Family)

Scherffelia
     Scherffelia Pascher, 1911 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorodendrophyceae (Class) > Chlorodendrales (Order) > Chlorodendraceae (Family)
 Scherffelia F.K. Sparrow, 1933 accepted as Scherffeliomyces F.K. Sparrow, 1934 · Fungi (Kingdom) > Chytridiomycota (Phylum) > Chytridiomycetes (Class) > Chytridiales (Order) > Chytridiaceae (Family)

Schickendantzia
 Schickendantzia C. Spegazzini, 1896 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
 Schickendantzia Pax, 1889 accepted as Alstroemeria Linnaeus, 1762 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Alstroemeriaceae (Family)

Schiedea
     Schiedea Chamisso & Schlechtendal, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)
 Schiedea A. Richard, 1830 accepted as Machaonia Bonpland in Humboldt & Bonpland, 1806 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Schiedea F.G. Bartling, 1830 accepted as Richardia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Schilderia
     Schilderia Tomlin, 1930 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Cypraeidae (Family)
     Schilderia Daugherty, 1934 † (uncertain)· Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)

Schilleria
     Schilleria Borrello, 1967 † (uncertain)· Animalia (Kingdom) > Trace fossils (Phylum) > (Class) > (Order) > (Family)
 Schilleria Girault, 1932 accepted as Schilleriella Ghesquière, 1946 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Encyrtidae (Family)
     Schilleria Kunth, 1840 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Piperales (Order) > Piperaceae (Family)
     Schilleria Evans & Chure, 1999 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Squamata (awaiting allocation) (Family)
     Schilleria Dahl, 1907 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)

Schilleriella
     Schilleriella Ghesquière, 1946 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Encyrtidae (Family)
     Schilleriella Pascher, 1932 · Chromista (Kingdom) > Ochrophyta (Phylum) > Xanthophyceae (Class) > Mischococcales (Order) > Pleurochloridaceae (Family)

Schilus
 Schilus Jarocki, 1822 accepted as Sander Oken, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Percidae (Family)
 Schilus Krynicki, 1832 accepted as Sander Oken, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Percidae (Family)

Schimatocheilus
     Schimatocheilus Dejean, 1834 accepted as Eugonus Schönherr, 1833 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Anthribidae (Family)
     Schimatocheilus Fåhraeus in Schönherr, 1839 accepted as Schimatocheilus Dejean, 1834 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Anthribidae (Family)

Schimperella
     Schimperella Bill, 1914 † · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Lophogastrida (Order) > Eucopiidae (Family)
     Schimperella Thériot, 1926 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnobryales (Order) > Brachytheciaceae (Family)
 Schimperella H. Wolff in Engler, 1927 accepted as Oreoschimperella S. Rauschert, 1982 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Schindleria
     Schindleria H. Walter, 1906 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Petiveriaceae (Family)
     Schindleria Giltay, 1934 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Schindleriidae (Family)

Schineria
 Schineria Tóth et al., 2001 accepted as Ignatzschineria Tóth et al., 2007 · Bacteria (Kingdom) > Proteobacteria (Phylum) > Gammaproteobacteria (Class) > (Order) > Gammaproteobacteria incertae sedis (Family)
     Schineria Rondani, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Schinzia
 Schinzia C.W. Nägeli, 1842 accepted as Entorrhiza C.A. Weber, 1884 · Fungi (Kingdom) > Basidiomycota (Phylum) > Entorrhizomycetes (Class) > Entorrhizales (Order) > Entorrhizaceae (Family)
     Schinzia Saussure, 1899 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Pamphagidae (Family)

Schiodtia
 Schiodtia Kirkaldy, 1905 accepted as Lampromicra Stål, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Scutelleridae (Family)
 Schiodtia Budde-Lund, 1906 accepted as Mesoniscus Carl, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Mesoniscidae (Family)

Schiödtia
 Schiödtia Budde-Lund, 1906 accepted as Mesoniscus Carl, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Mesoniscidae (Family)
 Schiödtia Kirkaldy, 1905 accepted as Lampromicra Stål, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Scutelleridae (Family)

Schioedtia
 Schioedtia Kirkaldy, 1905 accepted as Lampromicra Stål, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Scutelleridae (Family)
 Schioedtia Budde-Lund, 1906 accepted as Mesoniscus Carl, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Mesoniscidae (Family)

Schismadillidium
     Schismadillidium Verhoeff, 1901 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
     Schismadillidium Verhoeff, 1926 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)

Schismatocera
     Schismatocera Gautier, 1872 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Schismatocera des Cottes, 1872 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Schismopora
 Schismopora MacGillivray in McCoy, 1888 accepted as Celleporina Gray, 1848 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Celleporidae (Family)
 Schismopora auctt. non Macgillivray, 1888 accepted as Turbicellepora Ryland, 1963 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Celleporidae (Family)

Schistidium
     Schistidium Bruch & Schimper in Bruch, Schimper & Gümbel, 1845 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Grimmiales (Order) > Grimmiaceae (Family)
 Schistidium S.E. Bridel, 1818 accepted as Grimmia J. Hedwig, 1801 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Grimmiales (Order) > Grimmiaceae (Family)

Schistocephalus
     Schistocephalus Chernysheva, 1956 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Redlichiida (Order) > Paradoxididae (Family)
     Schistocephalus Creplin, 1829 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Diphyllobothriidea (Order) > Diphyllobothriidae (Family)

Schistolobos
     Schistolobos W.T. Wang, 1983 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)
     Schistolobos von Ellenrieder & Garrison, 2008 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Coenagrionidae (Family)

Schistoloma
     Schistoloma Kobelt, 1902 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Architaenioglossa (Order) > Pupinidae (Family)
 Schistoloma Marshall, 1870 accepted as Schistoloma Marshall, 1870 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)

Schistosoma
 Schistosoma Brady, 1877 accepted as Metanalges Trouessart, 1919 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Analgidae (Family)
     Schistosoma Hansen, 1916 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Isopoda incertae sedis (Family)
     Schistosoma Weinland, 1858 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Strigeidida (Order) > Schistosomatidae (Family)

Schistostoma
     Schistostoma J. Stirton, 1878 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Ostropales (Order) > Graphidaceae (Family)
     Schistostoma Becker, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Empididae (Family)
 Schistostoma Schwarz, 1905 accepted as Schistosoma Weinland, 1858 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Strigeidida (Order) > Schistosomatidae (Family)

Schistura
 Schistura Olivier, 1911 accepted as Scissicauda McDermott, 1964 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lampyridae (Family)
     Schistura McClelland, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Nemacheilidae (Family)

Schisturus
 Schisturus Oken, 1815 accepted as Clavella Oken, 1815 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Siphonostomatoida (Order) > Lernaeopodidae (Family)
     Schisturus Rudolphi, 1809 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)

Schizephebocerus
     Schizephebocerus Kleine, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)
 Schizephebocerus Kleine, 1922 accepted as Schizephebocerus Kleine, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)

Schizillus
 Schizillus Wasmann, 1899 accepted as Pseudethas Fairmaire, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Schizillus Horn, 1874 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Schizobasis
     Schizobasis Wade, 1916 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Pholidotomidae (Family)
 Schizobasis J.G. Baker, 1873 accepted as Drimia N.J. Jacquin ex Willdenow, 1799 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Asparagaceae (Family)

Schizoblastosporon
     Schizoblastosporon Ciferri, 1930 · Fungi (Kingdom) > Ascomycota (Phylum) > Saccharomycetes (Class) > Saccharomycetales (Order) > Saccharomycetales incertae sedis (Family)
 Schizoblastosporon Hara, 1936 accepted as Schizoblastosporion Ciferri, 1930 · Fungi (Kingdom) > Ascomycota (Phylum) > Saccharomycetes (Class) > Saccharomycetales (Order) > Saccharomycetales incertae sedis (Family)

Schizocalyx
 Schizocalyx O.C. Berg, 1856 accepted as Calycorectes O.C. Berg, 1856 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Myrtaceae (Family)
 Schizocalyx Hochstetter, 1844 accepted as Dobera A.L. Jussieu, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Salvadoraceae (Family)
 Schizocalyx Weddell, 1854 accepted as Bathysa K.B. Presl, 1845 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Schizocalyx Scheele, 1843 accepted as Schizocalyx Scheele, 1843 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)

Schizocerca
     Schizocerca Diesing, 1858 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)
 Schizocerca Daday, 1883 accepted as Brachionus Pallas, 1766 · Animalia (Kingdom) > Rotifera (Phylum) > Monogononta (Class) > Ploima (Order) > Brachionidae (Family)

Schizochilus
 Schizochilus Gray, 1832 accepted as Leistotrophus Perty, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Schizochilus Lea, 1852 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Pachychilidae (Family)
     Schizochilus Boaden, 1963 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Neorhabdocoela (Order) > Schizorhynchidae (Family)
     Schizochilus Sonder, 1846 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Schizochiton
     Schizochiton Gray, 1847 · Animalia (Kingdom) > Mollusca (Phylum) > Polyplacophora (Class) > Ischnochitonida (Order) > Schizochitonidae (Family)
 Schizochiton C.P.J. Sprengel, 1827 accepted as Chisocheton Blume, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Meliaceae (Family)

Schizochlamys
     Schizochlamys A. Braun ex Kützing, 1849 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Sphaeropleales (Order) > Schizochlamydaceae (Family)
     Schizochlamys Cockerell, 1899 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Schizochoerus
     Schizochoerus Crusafont-Pairó & Lavocat, 1954 † accepted as Schizoporcus van der Made, 2010 † (junior homonym)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Doliochoeridae (Family)
     Schizochoerus Poche, 1922 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Amphilinidea (Order) > Schizochoeridae (Family)

Schizococcus
     Schizococcus F. Chodat, 1931 (uncertain)· Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Chlamydomonadales (awaiting allocation) (Family)
 Schizococcus Eastwood, 1934 accepted as Arctostaphylos Adanson, 1763 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)

Schizocystis
     Schizocystis Jaekel, 1895 † · Animalia (Kingdom) > Echinodermata (Phylum) > Rhombifera (Class) > Rhombifera (awaiting allocation) (Order) > Rhombifera (awaiting allocation) (Family)
 Schizocystis Léger, 1900 accepted as Aliona Özdikmen, 2009 · Chromista (Kingdom) > Miozoa (Phylum) > Paragregarea (Class) > Archigregarinida (Order) > Merogregarinidae (Family)

Schizodactylus
     Schizodactylus Ingram & Macfie, 1921 accepted as Ankistrodactylus Ingram & Macfie, 1922 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ceratopogonidae (Family)
     Schizodactylus Brullé, 1835 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)

Schizoderma
 Schizoderma Nielsen, 1932 accepted as Ophiopaepale Ljungman, 1872 · Animalia (Kingdom) > Echinodermata (Phylum) > Ophiuroidea (Class) > Ophiurida (Order) > Ophiodermatidae (Family)
     Schizoderma G. Kunze, 1825 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Schizoderma Ehrenberg, 1818 accepted as Leptostroma E.M. Fries, 1815 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Rhytismatales (Order) > Rhytismataceae (Family)

Schizodesma
     Schizodesma Sowerby, 1839 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Schizodesma Gray, 1838 accepted as Scissodesma Gray, 1837 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Mactridae (Family)

Schizodictyon
     Schizodictyon R.H. Thompson, 1951 (uncertain)· Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Palmellopsidaceae (Family)
 Schizodictyon Kützing, 1843 accepted as Symplocastrum (Gomont) Kirchner, 1898 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Oscillatoriales (Order) > Microcoleaceae (Family)

Schizodiscus
     Schizodiscus F.A. Brusse, 1988 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Pertusariales (Order) > Pertusariaceae (Family)
 Schizodiscus Kishinouye, 1902 accepted as Kishinouyea Mayer, 1910 · Animalia (Kingdom) > Cnidaria (Phylum) > Staurozoa (Class) > Stauromedusae (Order) > Kishinouyeidae (Family)
     Schizodiscus Clarke in Hall & Clarke, 1888 † · Animalia (Kingdom) > Arthropoda (Phylum) > Branchiopoda (Class) > Diplostraca (Order) > Conchostraca (awaiting allocation) (Family)
 Schizodiscus Kittl, 1891 † accepted as Kittlidiscus O. Haas, 1953 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Kittlidiscidae (Family)
     Schizodiscus Dogiel & Rešetnjak, 1952 accepted as Reschetnjakaera Shɨshkin-Skarð, 2023 (junior homonym)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > (Order) > (Family)

Schizodon
     Schizodon Owen, 1860 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Diprotodontia (Order) > Phalangeridae (Family)
 Schizodon Cossmann, 1912 † accepted as Schizodon Cossmann, 1912 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Hippuritida (Order) > Cycloconchidae (Family)
     Schizodon Agassiz in Spix & Agassiz, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Characiformes (Order) > Anostomidae (Family)
     Schizodon O. Swartz, 1829 (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Orthotrichales (Order) > Orthotrichaceae (Family)
 Schizodon Waterhouse, 1842 accepted as Aconaemys Ameghino, 1891 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Octodontidae (Family)

Schizodus
     Schizodus King, 1844 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Hippuritida (Order) > Cycloconchidae (Family)
     Schizodus de Verneuil & Murchison, 1844 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Trigoniida (Order) > Schizodidae (Family)

Schizoglossum
     Schizoglossum Kützing, 1843 accepted as Schizoglossum Kützing, 1843 (nomen dubium)· Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Delesseriaceae (Family)
     Schizoglossum E.H.F. Meyer, 1838 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)

Schizognathus
     Schizognathus Dejean, 1833 accepted as Schizognathus Fischer von Waldheim, 1823 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Schizognathus Fischer von Waldheim, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Schizogonium
     Schizogonium Kützing, 1843 · Plantae (Kingdom) > Chlorophyta (Phylum) > Trebouxiophyceae (Class) > Prasiolales (Order) > Prasiolaceae (Family)
     Schizogonium Koken, 1889 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Schizogoniidae (Family)

Schizogyne
     Schizogyne Cassini in F. Cuvier, 1828 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Schizogyne Ehrenberg ex F.A. Pax, 1924 accepted as Acalypha Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)

Schizolaelaps
 Schizolaelaps Womersley, 1956 accepted as Paradoxiphis Berlese, 1910 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Mesostigmata (Order) > Leptolaelapidae (Family)
 Schizolaelaps Fonseca, 1959 accepted as Laelaps Koch, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Mesostigmata (Order) > Laelapidae (Family)

Schizolepis
     Schizolepis Gottfried, 1992 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Actinopterygii (awaiting allocation) (Order) > Actinopterygii (awaiting allocation) (Family)
 Schizolepis C.F.W. Braun, 1847 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Cycadopsida (Class) > Cycadeoideales (Order) > Cycadeoideales (awaiting allocation) (Family)
     Schizolepis Schrader ex C.G.D. Nees in C.F.P. Martius, 1842 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Cyperaceae (Family)

Schizoloma
     Schizoloma Wesmael, 1849 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
 Schizoloma Gaudichaud-Beaupré, 1824 accepted as Lindsaea Dryander ex Smith, 1793 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Lindsaeaceae (Family)

Schizomma
     Schizomma Gebien, 1921 accepted as Diachoriops Ando in Iwan & Löbl, 2020 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Schizomma Ehrenberg, 1860 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Schizonema
     Schizonema C.A. Agardh, 1824 · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)
 Schizonema Foerste, 1909 † accepted as Schizoramma Foerste, 1912 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Orthida (Order) > Hesperorthidae (Family)

Schizoneura
 Schizoneura J.G. Agardh, 1898 accepted as · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Delesseriaceae (Family)
     Schizoneura Hartig, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphididae (Family)
     Schizoneura W.P. Schimper & Mougeot, 1844 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Equisetales (Order) > (Family)

Schizoneuropsis
     Schizoneuropsis P.B. Richter, 1906 † (uncertain)· Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)
 Schizoneuropsis H. Yabe & M. Shimakura, 1940 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Sphenophyllales (Order) > Sphenophyllales (awaiting allocation) (Family)

Schizonotus
 Schizonotus Thorell, 1888 accepted as Schizomus Cook, 1899 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Schizomida (Order) > Schizomidae (Family)
 Schizonotus Casey, 1892 accepted as Schizomicrus Casey, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brachyceridae (Family)
     Schizonotus Reuter, 1892 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Capsidae (Family)
     Schizonotus Ratzeburg, 1852 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Schizonotus Lindley, 1830 accepted as Schizonotus Lindley, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rosaceae (Family)
 Schizonotus A. Gray, 1877 accepted as Asclepias Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
 Schizonotus Rafinesque, 1838 accepted as Holodiscus (C. Koch) Maximowicz, 1879 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rosaceae (Family)

Schizonycha
     Schizonycha Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Schizonycha Blanchard, 1845 accepted as Schizonycha Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Schizophorus
     Schizophorus Balashova, 1953 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
     Schizophorus Ponomarenko, 1968 † accepted as Phoroschizus Bouchard & Bousquet, 2020 † (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Phoroschizidae (Family)

Schizophragma
     Schizophragma Ogloblin, 1949 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Mymaridae (Family)
     Schizophragma Siebold & Zuccarini, 1838 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cornales (Order) > Hydrangeaceae (Family)

Schizophrys
     Schizophrys White, 1848, nom. nud. accepted as Schizophrys White, 1848 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Majidae (Family)
     Schizophrys White, 1848 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Majidae (Family)

Schizophyllum
     Schizophyllum Wedekind, 1925 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Schizophyllum Verhoeff, 1895 accepted as Ommatoiulus Latzel, 1884 · Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Julida (Order) > Julidae (Family)
 Schizophyllum Nuttall, 1841 accepted as Lipochaeta A.P. de Candolle, 1836 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Schizophyllum E.M. Fries, 1815 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Schizophyllaceae (Family)

Schizopodium
     Schizopodium M. Morière, 1887 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Cycadopsida (Class) > Cycadales (Order) > Cycadales (awaiting allocation) (Family)
 Schizopodium T.M. Harris, 1929 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Cladoxylales (Order) > Cladoxylales (awaiting allocation) (Family)

Schizoproctus
     Schizoproctus Aurivillius, 1885 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Botryllophilidae (Family)
     Schizoproctus Laghi, 2005 † · Animalia (Kingdom) > Mollusca (Phylum) > Polyplacophora (Class) > Polyplacophora_(awaiting_allocation) (Order) > (Family)

Schizoptera
     Schizoptera Fieber, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Schizopteridae (Family)
     Schizoptera P.K.N.S. Turczaninow, 1851 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Schizoptera G. Bentham, 1873 accepted as Schizoptera P.K.N.S. Turczaninow, 1851 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Schizopus
     Schizopus Leconte, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Schizopodidae (Family)
     Schizopus Claparède & Lachmann, 1858 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Schizopyga
 Schizopyga Conrad, 1856 † accepted as Caesia H. Adams & A. Adams, 1853 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Nassariidae (Family)
     Schizopyga Gravenhorst, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
 Schizopyga Kirby, 1890 accepted as Schizopyga Kirby, 1890 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Odonata (awaiting allocation) (Family)

Schizopyge
 Schizopyge Cossmann, 1901 † accepted as Schizopyge Cossmann, 1901 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Nassariidae (Family)
 Schizopyge Clarke, 1913 † accepted as Tibagya Struve, 1958 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Phacopida (Order) > Phacopida (awaiting allocation) (Family)
     Schizopyge Heckel in Russegger, 1847 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)

Schizopyrenus
 Schizopyrenus Singh, 1952 accepted as Singhamoeba Sawyer, Nerad & Munson, 1992 · Protozoa (Kingdom) > Amoebozoa (Phylum) > (Class) > Schizopyrenida (Order) > Vahlkampfiidae (Family)
     Schizopyrenus Singh, 1951 accepted as Singhamoeba Sawyer, Nerad & Munson, 1992 (nomen nudum)· Protozoa (Kingdom) > Amoebozoa (Phylum) > (Class) > Schizopyrenida (Order) > Vahlkampfiidae (Family)

Schizorhiza
     Schizorhiza Weiler, 1930 † · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Rajiformes (Order) > Sclerorhynchidae (Family)
     Schizorhiza P. Goldblatt & J.C. Manning, 2015 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Iridaceae (Family)

Schizorhynchus
     Schizorhynchus Parent, 1927 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Dolichopodidae (Family)
 Schizorhynchus Sars, 1900 accepted as Schizorhamphus Bacescu, 1992 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Cumacea (Order) > Pseudocumatidae (Family)
     Schizorhynchus Hallez, 1894 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Neorhabdocoela (Order) > Schizorhynchidae (Family)

Schizosiphon
     Schizosiphon K.M. Schumann in K.M. Schumann & Hollrung, 1889 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Schizosiphon Kützing, 1849 accepted as Rivularia C.A. Agardh ex Bornet & Flahault, 1886 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Nostocales (Order) > Rivulariaceae (Family)
     Schizosiphon Kent, 1882 · Chromista (Kingdom) > Ciliophora (Phylum) > Spirotrichea (Class) > Hypotrichida (Order) > Spirofilidae (Family)

Schizospermum
     Schizospermum E.A.N. Arber, 1914 † (uncertain)· Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)
 Schizospermum Boivin ex H.E. Baillon, 1879 accepted as Cremaspora Bentham in W.J. Hooker, 1849 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Schizospondylus
     Schizospondylus Fritsch & Bayer, 1902 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Schizospondylus A.H. Müller, 1950 † accepted as Schizospondylus A.H. Müller, 1950 † (nomen dubium)· Animalia (Kingdom) > Echinodermata (Phylum) > Ophiuroidea (Class) > Ophiurida (Order) > Ophiurida (awaiting allocation) (Family)

Schizospora
     Schizospora P.F. Reinsch, 1874-1875 (uncertain)· Plantae (Kingdom) > Charophyta (Phylum) > Zygnematophyceae (Class) > Zygnematales (Order) > Zygnematales (awaiting allocation) (Family)
 Schizospora Dietel, 1895 accepted as Pucciniosira Lagerheim, 1892 · Fungi (Kingdom) > Basidiomycota (Phylum) > Pucciniomycetes (Class) > Pucciniales (Order) > Pucciniosiraceae (Family)
     Schizospora Yan, 1995 † (uncertain)· Plantae (Kingdom) > Acritarcha (Phylum) > (Class) > (Order) > (Family)

Schizostege
 Schizostege Theissen, 1917 accepted as Saccothecium E.M. Fries, 1836 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideales (Order) > Dothioraceae (Family)
 Schizostege W.F. Hillebrand, 1888 accepted as Pteris Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Pteridaceae (Family)

Schizostigma
     Schizostigma Arnott ex Meisner, 1838 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Schizostigma Arnott in R. Wight, 1840 accepted as Cucurbitella Walpers, 1846 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cucurbitales (Order) > Cucurbitaceae (Family)

Schizostoma
     Schizostoma Canu, 1908 † (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Cleidochasmatidae (Family)
     Schizostoma Ehrenberg ex Léveillé, 1846 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricaceae (Family)
 Schizostoma Cesati & De Notaris ex P.A. Saccardo, 1878 accepted as Xenolophium H. Sydow in F.L. Stevens, 1925 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Pleosporales (Order) > Melanommataceae (Family)
 Schizostoma Gervais in Laporte, 1855 accepted as Micronycteris Gray, 1866 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Phyllostomidae (Family)
     Schizostoma Bronn, 1834 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca incertae sedis (Class) > Gastropoda/Monoplacophora incertae sedis (Order) > Euomphalidae (Family)
     Schizostoma Schlüter, 1838 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)
     Schizostoma Lea, 1842 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Pachychilidae (Family)

Schizotaenia
     Schizotaenia Cook, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Chilopoda (Class) > Geophilomorpha (Order) > Geophilidae (Family)
 Schizotaenia Janicki, 1904 accepted as Monoecocestus Beddard, 1914 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Anoplocephalidae (Family)

Schizotechium
     Schizotechium (Fenzl) H.G.L. Reichenbach, 1841 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)
     Schizotechium (E. Fenzl) H.G.L. Reichenbach ex R. Kafle & G. Parmar, 2024 accepted as Schizotechium (Fenzl) H.G.L. Reichenbach, 1841 (junior objective synonym)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)

Schizotheca
 Schizotheca (C.A. Meyer) Lindley, 1846 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)
 Schizotheca Ehrenberg, 1834 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Hydrocharitaceae (Family)
     Schizotheca Hincks, 1877 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Phidoloporidae (Family)

Schizothrix
     Schizothrix Huys, 1992 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Leptastacidae (Family)
     Schizothrix Kützing ex Gomont, 1892 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Synechococcales (Order) > Schizotrichaceae (Family)

Schizotrema
     Schizotrema Calman, 1911 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Cumacea (Order) > Nannastacidae (Family)
     Schizotrema Vigneaux, 1948 † · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Cheilostomatida (awaiting allocation) (Family)

Schizotrichia
     Schizotrichia Bentham in Bentham & J.D. Hooker, 1873 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Schizotrichia Jäderholm, 1904 accepted as Schizotricha Allman, 1883 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Plumulariidae (Family)

Schizoxylon
     Schizoxylon Persoon, 1810 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Ostropales (Order) > Stictidaceae (Family)
     Schizoxylon F.J.A.N. Unger in R. Richter & F.J.A.N. Unger, 1856 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Cladoxylales (Order) > Cladoxylaceae (Family)

Schizura
 Schizura Cabanis, 1847 accepted as Sylviorthorhynchus Gay, 1845 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Furnariidae (Family)
     Schizura Van der Hoeven, 1855 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Schizura Doubleday, 1841 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Notodontidae (Family)

Schlechtendalia
     Schlechtendalia Lichtenstein, 1883 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Schlechtendalia K.P.J. Sprengel, 1827 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
 Schlechtendalia Willdenow, 1803 accepted as Schlechtendalia Willdenow, 1803 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Schlechtendalia Bagnall, 1929 accepted as Kilkuyrukus Özdikmen, 2008 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Thysanoptera (Order) > Phlaeothripidae (Family)
     Schlechtendalia Lessing, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Schlechterella
     Schlechterella K. Schumann in Engler & Prantl, 1899 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
 Schlechterella F.C. Hoehne, 1944 accepted as Rudolfiella Hoehne, 1944 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Schlegelia
     Schlegelia Miquel, 1844 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Schlegeliaceae (Family)
     Schlegelia Weyenbergh, 1880 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Hirudinoidea (awaiting allocation) (Order) > Hirudinoidea (awaiting allocation) (Family)
     Schlegelia Bernstein, 1861 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Schleinitzia
 Schleinitzia Studer, 1876 accepted as Prionocidaris A. Agassiz, 1863 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Cidaroida (Order) > Cidaridae (Family)
     Schleinitzia Warburg ex L.I. Nevling & C.J. Niezgoda, 1978 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Schlosseria
     Schlosseria Matthew & Granger, 1926 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Perissodactyla (Order) > Lophialetidae (Family)
     Schlosseria Vukotinovic, 1857 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Schlotheimia
     Schlotheimia Bayle, 1878 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Schlotheimiidae (Family)
 Schlotheimia Sternberg, 1821 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Equisetales (Order) > Calamariaceae (Family)
     Schlotheimia S.E. Bridel, 1812 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Orthotrichales (Order) > Orthotrichaceae (Family)
     Schlotheimia Eudes-Deslongchamps, 1835 † accepted as Schlotheimia Eudes-Deslongchamps, 1835 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Schlotheimiidae (Family)

Schlueteria
     Schlueteria Wedekind, 1922 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Schlueteria Fritsch & Kafka, 1887 † · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Axiidae (Family)
 Schlueteria Grossouvre, 1894 † accepted as Desmophyllites Spath, 1929 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Desmoceratidae (Family)
     Schlueteria Rollier, 1922 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Schluetericeras
     Schluetericeras Collignon, 1938 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Schluetericeras Hyatt, 1903 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Schlumbergera
 Schlumbergera E. Morren, 1883 accepted as Guzmania Ruiz & Pavon, 1802 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Bromeliaceae (Family)
     Schlumbergera Lemaire, 1858 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)

Schlumbergeria
     Schlumbergeria E. Morren, 1878 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Bromeliaceae (Family)
 Schlumbergeria A. Silvestri, 1910 † accepted as Orbitoides d'Orbigny in Lyell, 1848 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Orbitoididae (Family)

Schluteria
 Schluteria Wedekind, 1922 † accepted as Schlueteria Wedekind, 1922 · Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Schluteria Fritsch in Fritsch & Kafka, 1887 † accepted as Schlueteria Fritsch & Kafka, 1887 † · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Axiidae (Family)
 Schluteria Grossouvre, 1894 † accepted as Desmophyllites Spath, 1929 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Desmoceratidae (Family)
 Schluteria Rollier, 1922 † accepted as Schlueteria Rollier, 1922 † · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Schlüteria
 Schlüteria Grossouvre, 1894 † accepted as Desmophyllites Spath, 1929 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Desmoceratidae (Family)
 Schlüteria Rollier, 1922 † accepted as Schlueteria Rollier, 1922 † · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Schlüteria Wedekind, 1922 † accepted as Schlueteria Wedekind, 1922 · Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Schlüteria Fritsch in Fritsch & Kafka, 1887 † accepted as Schlueteria Fritsch & Kafka, 1887 † · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Axiidae (Family)

Schlutericeras
 Schlutericeras Collignon, 1938 † accepted as Schluetericeras Collignon, 1938 † · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Schlutericeras Hyatt, 1903 † accepted as Schluetericeras Hyatt, 1903 † · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Schlütericeras
 Schlütericeras Hyatt, 1903 † accepted as Schluetericeras Hyatt, 1903 † · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Schlütericeras Collignon, 1938 † accepted as Schluetericeras Collignon, 1938 † · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Schmidelia
     Schmidelia Boehmer in Ludwig, 1760 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Clusiaceae (Family)
 Schmidelia Linnaeus, 1767 accepted as Allophylus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Sapindaceae (Family)

Schmidtella
 Schmidtella Bondarenko, 1977 † accepted as Schmidtilites Bondarenko, 1978 † · Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Favositida (Order) > Proheliolitidae (Family)
     Schmidtella Bergroth, 1910 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Issidae (Family)
     Schmidtella Ulrich, 1892 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Leperditicopida (Order) > Leperditiidae (Family)

Schmidtia
 Schmidtia Trattinick, 1816 accepted as Coleanthus W.B. Seidl in J.J. Roemer & J.A. Schultes, 1817 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Schmidtia F.W. Sieber, 1813 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)
 Schmidtia Moench, 1802 accepted as Schmidtia Moench, 1802 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Schmidtia Balsamo Crivelli, 1863 accepted as Petrosia Vosmaer, 1885 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Petrosiida (Order) > Petrosiidae (Family)
     Schmidtia Moberg, 1899 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
 Schmidtia Volborth, 1869 † accepted as Schmidtites Schuchert & Le Vene, 1929 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Lingulata (Class) > Lingulida (Order) > Obolidae (Family)
 Schmidtia Jordan & Starks, 1904 accepted as Stlengis Jordan & Starks, 1904 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Cottidae (Family)
     Schmidtia Steudel ex J.A. Schmidt, 1852 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
     Schmidtia C. Janisch, 1888 (MS) accepted as Schmidtia C. Janisch, 1888 (MS) (nomen nudum)· Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > (Order) > Bacillariophyceae incertae sedis (Family)

Schmidtiella
     Schmidtiella Li, Qu, Luo, Filker, Hu & Stoeck, 2019 accepted as Schmidtiella Li, Qu, Luo, Filker, Hu & Stoeck, 2019 (junior homonym)· Chromista (Kingdom) > Ciliophora (Phylum) > Spirotrichea (Class) > Hypotrichida (Order) > (Family)
 Schmidtiella Rübsaamen, 1914 accepted as Oligotrophus Latreille, 1804 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Cecidomyiidae (Family)
     Schmidtiella C.H. Ostenfeld, 1903 · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)

Schmitzia
     Schmitzia P.C. Silva, 1959 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gigartinales (Order) > Calosiphoniaceae (Family)
     Schmitzia Borgmeier, 1922 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Phoridae (Family)
     Schmitzia Vimmer, 1926 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Mycetophilidae (Family)

Schmitziella
     Schmitziella Bornet & Batters, 1892 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gigartinales (Order) > Schmiziellaceae (Family)
     Schmitziella Villiers, 1967 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Reduviidae (Family)

Schnablia
     Schnablia Saccardo & P. Sydow, 1899 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Helotiales incertae sedis (Family)
 Schnablia Bezzi, 1906 accepted as Portschinskia Semenov, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Oestridae (Family)

Schneideria
     Schneideria Kotschetkova, 1960 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Podocopida (awaiting allocation) (Family)
 Schneideria Travassos, 1926 accepted as Schneidernema Travassos, 1927 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Schneidernematidae (Family)
     Schneideria Léger, 1892 · Chromista (Kingdom) > Miozoa (Phylum) > Gregarinomorphea (Class) > Arthrogregarida (Order) > Sphaerocystidae (Family)

Schnittspahnia
 Schnittspahnia H.G.L. Reichenbach, 1841 accepted as Mitrella Miquel, 1865 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Magnoliales (Order) > Annonaceae (Family)
 Schnittspahnia C.H. Schultz-Bipontinus, 1842 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Schnizleinia
 Schnizleinia E.G. von Steudel, 1840 accepted as Boissiera Hochstetter ex Steudel, 1840 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Schnizleinia E.G. von Steudel ex C.F.F. Hochstetter, 1844 accepted as Vellozia Vandelli, 1788 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Pandanales (Order) > Velloziaceae (Family)
 Schnizleinia C.F.P. von Martius ex H.G.A. Engler, 1872 accepted as Emmotum Desvaux ex W. Hamilton, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Metteniusales (Order) > Metteniusaceae (Family)
 Schnizleinia E.G. von Steudel, 1841 accepted as Trochiscanthes W.D.J. Koch, 1824 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Schochia
     Schochia Brunner von Wattenwyl, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
     Schochia Lucas & Williamson, 1993 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cimolesta (Order) > Stylinodontidae (Family)

Schoenbornia
     Schoenbornia Decloitre, 1964 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Tubulinea (Class) > Arcellinida (Order) > Nebelidae (Family)
 Schoenbornia Bubák, 1906 accepted as Hymenopsis P.A. Saccardo, 1886 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Schoenherria
     Schoenherria Blanchard, 1853 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Schoenherria Burmeister, 1855 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Schoenherria Dalla Torre, 1896 accepted as Schoenherria Dalla Torre, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Schoenia
     Schoenia Steetz in J.G.C. Lehmann, 1845 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Schoenia Majer, 1989 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Melyridae (Family)
     Schoenia Blyth, 1833 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Schoenia Herbert in White, 1833 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Schoeniclus
     Schoeniclus G.R. Gray, 1841 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Grallinidae (Family)
 Schoeniclus Möhring, 1758 accepted as Schoeniclus Möhring, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Grallinidae (Family)
     Schoeniclus Forster, 1817 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Scolopacidae (Family)

Schoenicola
 Schoenicola Bonaparte, 1850 accepted as Schoenicola Bonaparte, 1850 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)
     Schoenicola Blyth, 1844 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Locustellidae (Family)

Schoenleinia
 Schoenleinia J.F. Klotzsch in F.G. Hayne, 1846 accepted as Bathysa K.B. Presl, 1845 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Schoenleinia J.F. Klotzsch ex J. Lindley, 1847 accepted as Ponthieva R. Brown in W.T. Aiton, 1813 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Schoenobates
 Schoenobates Saussure, 1859 accepted as Anabropsis Rehn, 1901 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Anostostomatidae (Family)
     Schoenobates Blackwall, 1850 accepted as Schoenobates Blackwall, 1850 (nomen dubium)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Linyphiidae (Family)

Schoenobiodes
     Schoenobiodes de Joannis, 1927 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Crambidae (Family)
     Schoenobiodes Hampson, 1917 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)

Schoenophaga
     Schoenophaga Duponchel in Godart, 1836 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Schoenophaga Agassiz, 1846 accepted as Schoenophaga Agassiz, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Schoinobates
     Schoinobates Lesson, 1842 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Diprotodontia (Order) > Petauridae (Family)
 Schoinobates Iredale & Troughton, 1934 accepted as Petauroides Thomas, 1888 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Diprotodontia (Order) > Pseudocheiridae (Family)

Schollera
     Schollera A.W. Roth, 1788 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericales (awaiting allocation) (Family)
 Schollera Schreber, 1791 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Commelinales (Order) > Pontederiaceae (Family)
 Schollera Rohr, 1792 accepted as Microtea O. Swartz, 1788 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Microteaceae (Family)

Schoriina
     Schoriina Fedyanina in Bognibova, 1971 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
     Schoriina Fedyanina in Bognibova & Shcheglov, 1970 † accepted as Schoriina Fedyanina in Bognibova & Shcheglov, 1970 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Schousboea
 Schousboea Willdenow, 1799 accepted as Combretum Loefling, 1758 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Combretaceae (Family)
 Schousboea H.C.F. Schumacher, 1827 accepted as Alchornea O. Swartz, 1788 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)

Schoutedenia
     Schoutedenia Rübsaamen, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphididae (Family)
     Schoutedenia Mordvilko, 1921 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphididae (Family)
     Schoutedenia Michaelsen, 1936 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Oligochaeta (awaiting allocation) (Order) > Oligochaeta (awaiting allocation) (Family)
 Schoutedenia Obenberger, 1924 accepted as Polyctesis Marseul, 1865 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Schoutenia
     Schoutenia Kiriakoff, 1970 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Notodontidae (Family)
     Schoutenia Korthals, 1848 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)

Schouwia
     Schouwia A.P. de Candolle, 1821 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
 Schouwia H.A. Schrader, 1821 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)

Schradera
     Schradera Vahl, 1796 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Schradera Willdenow, 1798 accepted as Croton Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)

Schraderella
     Schraderella Rostafinski, 1875 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Schraderella Müller Hal., 1879 (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnales (Order) > Sematophyllaceae (Family)

Schraderia
     Schraderia Ruckes, 1959 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)
 Schraderia Heister ex Medikus, 1791 accepted as Salvia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)
     Schraderia Pfeffer, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Pontogeneiidae (Family)

Schrammia
 Schrammia P.-A. Dangeard, 1889 accepted as Gloeochaete Lagerheim, 1883 · Plantae (Kingdom) > Glaucophyta (Phylum) > Glaucophyceae (Class) > Glaucocystales (Order) > Glaucocystaceae (Family)
     Schrammia Guppy, 1895 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Schrammia Britton & J.N. Rose, 1930 accepted as Hoffmannseggia Cavanilles, 1798 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Schranckia
 Schranckia Walker, 1858 accepted as Schrankia Herrich-Schäffer, 1850-51 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Schranckia J.F. Gmelin, 1791 accepted as Schranckia J.F. Gmelin, 1791 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Celastrales (Order) > Celastraceae (Family)

Schrankia
 Schrankia Medikus, 1792 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
 Schrankia Travassos, 1925 accepted as Schrankiana Strand, 1942 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Cosmocercidae (Family)
 Schrankia Willdenow, 1806 accepted as Mimosa Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
     Schrankia Herrich-Schäffer, 1850-51 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Schrankia Hübner, 1825 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Schrebera
 Schrebera Linnaeus, 1763 accepted as Schrebera Linnaeus, 1763 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Convolvulaceae (Family)
 Schrebera Thunberg, 1794 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Celastrales (Order) > Celastraceae (Family)
     Schrebera Roxburgh, 1799 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Oleaceae (Family)
 Schrebera Retzius, 1791 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Celastrales (Order) > Celastraceae (Family)

Schreiteria
     Schreiteria Melzer, 1933 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Schreiteria Dyar in Seitz, 1937 accepted as Schreiteriana Fletcher in Fletcher & Nye, 1982 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Cossidae (Family)
     Schreiteria R. Carolin, 1985 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Montiaceae (Family)

Schrenkiella
     Schrenkiella D.A. German & I.A. Al-Shehbaz, 2010 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
     Schrenkiella Barchatova, 1973 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Monticuliferidae (Family)

Schroederella
     Schroederella Laubier, 1962 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Orbiniida (Order) > Orbiniidae (Family)
 Schroederella Pavillard, 1913 accepted as Detonula F. Schütt ex G.B. De Toni, 1894 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Mediophyceae (Class) > Thalassiosirales (Order) > Skeletonemataceae (Family)
     Schroederella Enderlein, 1921 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Heleomyzidae (Family)

Schroederia
     Schroederia Lemmermann, 1898 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Sphaeropleales (Order) > Schroederiaceae (Family)
 Schroederia Enderlein in Brohmer, 1914 accepted as Schroederella Enderlein, 1921 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Heleomyzidae (Family)
     Schroederia Schmidt, 1911 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Schroederiella
     Schroederiella Woloszynska, 1914 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Sphaeropleales (Order) > Scenedesmaceae (Family)
 Schroederiella Poppius, 1914 accepted as Sthenaridea Reuter, 1884 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)

Schroeterella
 Schroeterella H. Sydow, 1922 accepted as Puccinia Persoon, 1794 · Fungi (Kingdom) > Basidiomycota (Phylum) > Pucciniomycetes (Class) > Pucciniales (Order) > Pucciniaceae (Family)
 Schroeterella Briquet, 1925 accepted as Larrea Cavanilles, 1800 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zygophyllales (Order) > Zygophyllaceae (Family)
     Schroeterella Herzog, 1916 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnales (Order) > Sematophyllaceae (Family)

Schroeteria
     Schroeteria G. Winter, 1881 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Schroeteria Tryon, 1862 accepted as Diplothyra Tryon, 1862 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Myoida (Order) > Pholadidae (Family)

Schubertia
     Schubertia Gistl, 1848 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Schubertia C.F.P. Martius & Zuccarini, 1824 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
 Schubertia Blume, 1826 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Araliaceae (Family)
 Schubertia Mirbel, 1812 accepted as Taxodium L.C. Richard, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Cupressales (Order) > Cupressaceae (Family)
 Schubertia Silvestri, 1912 accepted as Millettia Schubert, 1911 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Millettiidae (Family)

Schuchertia
 Schuchertia Fredericks, 1926 † accepted as Striispirifer Cooper & Muir-Wood, 1951 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Cyrtiidae (Family)
     Schuchertia Gregory, 1899 † · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Platyasterida (Order) > Schuchertiidae (Family)

Schuettiella
     Schuettiella E. Balech, 1988 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Gonyaulacales (Order) > Protoceratiaceae (Family)
     Schuettiella Brandt, 1974 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)

Schultesia
     Schultesia Roth, 1973 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Blaberidae (Family)
     Schultesia C.F.P. Martius, 1827 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Gentianaceae (Family)
 Schultesia K.P.J. Sprengel, 1815 accepted as Eustachys Desvaux, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Schultesia A.W. Roth, 1827 accepted as Wahlenbergia H.A. Schrader ex A.W. Roth, 1821 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Campanulaceae (Family)
 Schultesia Schrader, 1821 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)

Schultzia
 Schultzia Graff, 1882 accepted as Vejdovskya Graff, 1905 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Neorhabdocoela (Order) > Provorticidae (Family)
 Schultzia C.G.D. Nees, 1823 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)
 Schultzia Grimm, 1876 accepted as Schultzia Grimm, 1876 · Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Schultzia Gruber, 1888 accepted as Schultzella Rhumbler, 1904 · Chromista (Kingdom) > Retaria (Phylum) > Monothalamea (Class) > Allogromiida (Order) > Lagynidae (Family)

Schulzia
     Schulzia Travassos, 1937 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Molineidae (Family)
     Schulzia K.P.J. Sprengel, 1813 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Schulziella
     Schulziella Hanna & Forti, 1933 † accepted as (nomen nudum)· Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)
 Schulziella Teiling, 1942 accepted as Paulschulzia Skuja, 1948 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Tetrasporaceae (Family)

Schumacheria
     Schumacheria Vahl, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Dilleniales (Order) > Dilleniaceae (Family)
 Schumacheria K.P.J. Sprengel, 1830 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Passifloraceae (Family)
 Schumacheria Cossmann, 1902 accepted as Psammotreta Dall, 1900 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Tellinidae (Family)

Schumannia
     Schumannia O. Kuntze, 1887 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
     Schumannia Champion, 1898 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Schusteria
     Schusteria Grandjean, 1968 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Selenoribatidae (Family)
     Schusteria Kachroo, 1957 (uncertain)· Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Porellales (Order) > Lejeuneaceae (Family)

Schwaegrichenia
 Schwaegrichenia H.G.L. Reichenbach, 1829 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Burseraceae (Family)
     Schwaegrichenia K.P.J. Sprengel, 1815 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)

Schwantesia
     Schwantesia Dinter, 1927 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Aizoaceae (Family)
 Schwantesia H.M.L. Bolus, 1928 accepted as Mitrophyllum Schwantes, 1926 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Aizoaceae (Family)

Schwartzia
     Schwartzia van Gylswyk et al., 1997 · Bacteria (Kingdom) > Firmicutes (Phylum) > Negativicutes (Class) > Selenomonadales (Order) > Selenomonadaceae (Family)
 Schwartzia Blandin, 1988 accepted as Morpho Fabricius, 1807 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
 Schwartzia Bucquoy, Dautzenberg & Dollfus, 1884 accepted as Rissoa Desmarest, 1814 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Rissoidae (Family)
     Schwartzia Vellozo, 1829 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Marcgraviaceae (Family)

Schwartziella
     Schwartziella G. Nevill, 1881 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Zebinidae (Family)
 Schwartziella Leroux, 1936 accepted as Paracooperia Travassos, 1935 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Trichostrongylidae (Family)
     Schwartziella Vigueras, 1940 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)

Schweinfurthia
     Schweinfurthia Andres in Kneucker, 1922 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Schweinfurthia A. Braun, 1866 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Plantaginaceae (Family)

Schweinitzia
 Schweinitzia S. Elliott ex T. Nuttall, 1818 accepted as Monotropsis Schweinitz ex S. Elliott, 1817 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)
 Schweinitzia Greville, 1823 accepted as Podaxis Desvaux, 1809 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricaceae (Family)
 Schweinitzia Massee, 1895 accepted as Velutaria Fuckel, 1870 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Hyaloscyphaceae (Family)

Schyilaspis
     Schyilaspis Ivshin, 1962 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Ptychopariida (awaiting allocation) (Family)
     Schyilaspis Ivshin, 1983 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Sciaca
     Sciaca Solier, 1835 accepted as Hylithus Guérin, 1834 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Sciaca Dejean, 1834 accepted as Sciaca Solier, 1835 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Sciades
 Sciades Pascoe, 1864 accepted as Miaenia Pascoe, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Sciades Müller & Troschel, 1849 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Ariidae (Family)

Sciadophyton
 Sciadophyton R. Kräusel & H. Weyland, 1930 † accepted as Sciadophyton G. Steinmann in G. Steinmann & W. Elberskirch, 1929 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Rhyniopsida (Class) > Rhyniales (Order) > Rhyniaceae (Family)
     Sciadophyton G. Steinmann in G. Steinmann & W. Elberskirch, 1929 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Rhyniopsida (Class) > Rhyniales (Order) > Rhyniaceae (Family)

Sciaenoides
 Sciaenoides Richardson (ex Solander), 1850 accepted as Nemadactylus Richardson, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Cheilodactylidae (Family)
 Sciaenoides Blyth, 1860 accepted as Otolithoides Fowler, 1933 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Sciaenidae (Family)

Sciaenurus
     Sciaenurus Agassiz, 1844 † accepted as Sciaenurus Agassiz, 1845 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Perciformes (awaiting allocation) (Family)
     Sciaenurus Agassiz, 1841 † accepted as Sciaenurus Agassiz, 1845 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Perciformes (awaiting allocation) (Family)
     Sciaenurus Agassiz, 1845 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Perciformes (awaiting allocation) (Family)

Sciaphila
     Sciaphila Treitschke, 1829 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Sciaphila Pierce & Metcalfe, 1922 accepted as Pseudosciaphila Obraztsov, 1966 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)
     Sciaphila Westerlund, 1902 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Sciaphila Blume, 1825-1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Pandanales (Order) > Triuridaceae (Family)

Sciaphilomorphus
 Sciaphilomorphus Solari, 1948 accepted as Sciaphilomorphus Alonso-Zarazaga & Lyal, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Sciaphilomorphus Alonso-Zarazaga & Lyal, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Sciarella
     Sciarella Meunier, 1904 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
 Sciarella Lendenfeld, 1884 accepted as Sciarella Lendenfeld, 1884 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Plumulariidae (Family)

Scinax
     Scinax Loew, 1855 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Scinax Wagler, 1830 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Hylidae (Family)

Scincosaurus
     Scincosaurus Quoy & Gaimard, 1824 † · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Nectridea (Order) > Scincosauridae (Family)
     Scincosaurus Fric, 1876 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Scincus
 Scincus Gronovius, 1763 accepted as Scincus Laurenti, 1768 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Scincidae (Family)
     Scincus Laurenti, 1768 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Scincidae (Family)

Scintilla
     Scintilla Pegel in Gintsinger, Fefelov, Vinkman, Tarnovsky, Zhuravleva & Pegel, 1986 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Asaphida (Order) > Anomocaridae (Family)
     Scintilla G. Playfair, 1921 · Chromista (Kingdom) > Haptophyta (Phylum) > Coccolithophyceae (Class) > Isochrysidales (Order) > Isochrysidaceae (Family)
     Scintilla Guenée, 1879 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Scintilla Deshayes, 1856 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Galeommatidae (Family)
 Scintilla H.D. Pflug, 1966 † accepted as · Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Scintillorbis
 Scintillorbis Kuroda & Habe in Kuroda, Habe & Oyama, 1971 accepted as Scintilla Deshayes, 1856 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Galeommatidae (Family)
 Scintillorbis Dall, 1899 accepted as Vasconiella Dall, 1899 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Galeommatidae (Family)

Scintillula
     Scintillula Jousseaume, 1888 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Galeommatidae (Family)
     Scintillula Cerulli-Irelli, 1909 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Sciobia
     Sciobia Burmeister, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Gryllidae (Family)
     Sciobia Loew, 1850 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Sciobia H.G.L. Reichenbach, 1841 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Urticaceae (Family)

Sciodrepa
 Sciodrepa auct. accepted as Sciodrepoides Hatch, 1933 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Leiodidae (Family)
 Sciodrepa Thomson, 1859 accepted as Catops Paykull, 1798 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Leiodidae (Family)

Scione
 Scione Malmgren, 1866 accepted as Axionice Malmgren, 1866 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Terebellida (Order) > Terebellidae (Family)
     Scione Walker in Saunders, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tabanidae (Family)

Sciophila
     Sciophila Meigen, 1818 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Mycetophilidae (Family)
     Sciophila Wibel, 1799 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
 Sciophila Gaudichaud-Beaupré in Freycinet, 1830 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Urticaceae (Family)

Scioptera
 Scioptera Pagenstecher, 1909 accepted as Scioptera Pagenstecher, 1909 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Sesiidae (Family)
 Scioptera Rambur, 1866 accepted as Lepidoscioptera Dalla Torre, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Psychidae (Family)
 Scioptera Westwood, 1840 accepted as Seioptera Kirby, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ulidiidae (Family)

Scirpodendron
     Scirpodendron Zippelius ex Kurz, 1869 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Cyperaceae (Family)
 Scirpodendron A. Engler, 1910 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Cyperaceae (Family)

Scirtetes
 Scirtetes Koch in Koch (Keyserling), 1879 accepted as Damoetas Peckham, 1885 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Salticidae (Family)
     Scirtetes Hartig, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
 Scirtetes Wagner, 1841 accepted as Allactaga Cuvier, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Dipodidae (Family)

Scirtetica
     Scirtetica Saussure, 1884 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)
     Scirtetica Holmberg, 1903 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Apidae (Family)

Scirtopoda
     Scirtopoda Wocke in Heinemann, 1876 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Scirtopoda Brandt, 1844 accepted as Jaculus Erxleben, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Dipodidae (Family)

Scirus
 Scirus Hermann, 1804 accepted as Cunaxa von Heyden, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Mesostigmata (Order) > Laelapidae (Family)
 Scirus Thor, 1931 accepted as Bdellodes Oudemans, 1936 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Bdellidae (Family)

Scissula
     Scissula Dall, 1900 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Tellinidae (Family)
     Scissula Dall, 1908 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Sciurella
 Sciurella Kopperi, 1937 accepted as Sciurula Corliss, 1960 · Chromista (Kingdom) > Ciliophora (Phylum) > Ciliophora (awaiting allocation) (Class) > Ciliophora (awaiting allocation) (Order) > Ciliophora (awaiting allocation) (Family)
     Sciurella Allman, 1883 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Plumulariidae (Family)
 Sciurella Nutting, 1927 accepted as Nemertesia Lamouroux, 1812 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Plumulariidae (Family)

Sciurinyssus
 Sciurinyssus Koyumdzheva, 1978 accepted as Hirstionyssus Fonseca, 1948 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Mesostigmata (Order) > Hirstionyssidae (Family)
     Sciurinyssus Anon., 1962 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Mesostigmata (Order) > Halarachnidae (Family)

Sciuropus
 Sciuropus Fain, 1967 accepted as Rodentopus Fain, 1965 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Glycyphagidae (Family)
 Sciuropus Dejean, 1833 accepted as Ancistrosoma Curtis, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Sciurus
 Sciurus d'Orbigny in Sagra, 1839 accepted as Seiurus Swainson, 1827 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)
     Sciurus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Sciuridae (Family)

Sclerachne
 Sclerachne Torrey ex Trinius, 1841 accepted as Limnodea L.H. Dewey in J.M. Coulter, 1894 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Sclerachne R. Brown in J.J. Bennett & R. Brown, 1838 accepted as Chionachne R. Brown in J.J. Bennett & R. Brown, 1838 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Scleritoderma
     Scleritoderma Schmidt, 1879 (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)
     Scleritoderma Sollas, 1888 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Lithistida (Order) > Scleritodermidae (Family)

Sclerobregma
     Sclerobregma Rathke, 1843 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Opheliida (Order) > Scalibregmatidae (Family)
     Sclerobregma Hartman, 1965 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Opheliida (Order) > Scalibregmatidae (Family)

Sclerocephalus
     Sclerocephalus Goldfuss, 1847 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Temnospondyli (Order) > Actinodontidae (Family)
     Sclerocephalus Boissier, 1843 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)

Sclerocerus
 Sclerocerus Leconte, 1850 accepted as Oeme Newman, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Sclerocerus Dejean, 1835 accepted as Sclerocerus Leconte, 1850 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Sclerochiton
     Sclerochiton Kraatz, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Sclerochiton Dall, 1882 accepted as Chiton Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Polyplacophora (Class) > Ischnochitonida (Order) > Chitonidae (Family)
     Sclerochiton Harvey, 1842 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)

Sclerochlamys
     Sclerochlamys F. von Mueller, 1858 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)
 Sclerochlamys O. Morrone & F.O. Zuloaga, 2009 accepted as Keratochlaena O. Morrone & F.O. Zuloaga, 2009 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Sclerococcus
 Sclerococcus F.G. Bartling, 1830 accepted as Hedyotis Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
     Sclerococcus P.K. Maithy & O.N. Bhargava, 1982 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Chlorococcaceae (Family)
     Sclerococcus Schönherr, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Scleroderma
 Scleroderma Westwood, 1839 accepted as Sclerodermus Latreille, 1809 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Bethylidae (Family)
     Scleroderma Persoon, 1801 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Boletales (Order) > Sclerodermataceae (Family)
 Scleroderma Oken, 1817 accepted as Sclerodermus Latreille, 1809 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Bethylidae (Family)
 Scleroderma D. Ivanov, 1995 accepted as Niteomica D. Ivanov, 1996 · Animalia (Kingdom) > Mollusca (Phylum) > Aplacophora (Class) > Chaetodermatida (Order) > Prochaetodermatidae (Family)
 Scleroderma Pagenstecher, 1881 accepted as Scleroderma Pagenstecher, 1881 · Animalia (Kingdom) > Chordata (Phylum) > Urochordata (awaiting allocation) (Class) > Urochordata (awaiting allocation) (Order) > Urochordata (awaiting allocation) (Family)

Sclerodus
     Sclerodus Agassiz in Murchison, 1839 † · Animalia (Kingdom) > Chordata (Phylum) > Cephalaspidomorphi (Class) > Sclerodontiformes (Order) > Sclerodontidae (Family)
     Sclerodus Agassiz, 1838 † accepted as Sclerodus Agassiz, 1838 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Cephalaspidomorphi (Class) > Sclerodontiformes (Order) > Sclerodontidae (Family)

Sclerogaster
     Sclerogaster Cavanna, 1876 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
     Sclerogaster R. Hesse, 1891 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Boletales (Order) > Sclerogastraceae (Family)

Scleroglossum
 Scleroglossum Persoon, 1820 accepted as Acrospermum Tode, 1790 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Acrospermales (Order) > Acrospermaceae (Family)
 Scleroglossum Hara, 1948 accepted as Scleromitrula S. Imai, 1941 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Rutstroemiaceae (Family)
     Scleroglossum C.R.W.K. van Alderwerelt van Rosenburgh, 1912 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Polypodiaceae (Family)

Sclerognathus
 Sclerognathus van Roon, 1910 accepted as Pycnosiphorus Solier in Gay, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lucanidae (Family)
 Sclerognathus Hope, 1845 accepted as Sclerostomus Burmeister, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lucanidae (Family)
 Sclerognathus Valenciennes in Cuvier & Valenciennes, 1844 accepted as Carpiodes Rafinesque, 1820 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Catostomidae (Family)

Sclerolaena
 Sclerolaena Boivin ex A.A. Camus, 1925 accepted as Cyphochlaena Hackel, 1901 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
     Sclerolaena R. Brown, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)

Sclerolepis
     Sclerolepis Eichwald, 1844 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Sclerolepis Cassini, 1816 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Sclerolepis Monnier, 1829 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Scleronema
     Scleronema Eigenmann, 1917 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Trichomycteridae (Family)
     Scleronema Bentham, 1862 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
 Scleronema A.T. Brongniart & Gris, 1864 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)

Scleronotus
     Scleronotus White, 1855 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Scleronotus Dejean, 1835 accepted as Scleronotus White, 1855 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Scleronotus Thomson, 1860 accepted as Scleronotus White, 1855 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Sclerophyllum
     Sclerophyllum Reiman, 1956 † · Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Stauriida (Order) > Paliphyllidae (Family)
     Sclerophyllum Gaudin, 1829 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Sclerophyllum W. Griffith, 1851 accepted as Porteresia Tateoka, 1965 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Sclerophyton
     Sclerophyton Cairns & Wirshing, 2015 · Animalia (Kingdom) > Cnidaria (Phylum) > Octocorallia (Class) > Scleralcyonacea (Order) > Spongiodermidae (Family)
     Sclerophyton Eschweiler, 1824 · Fungi (Kingdom) > Ascomycota (Phylum) > Arthoniomycetes (Class) > Arthoniales (Order) > Roccellaceae (Family)

Sclerophytonomyces
 Sclerophytonomyces Ciferri & Tomaselli, 1953 accepted as Roccellographa J. Steiner, 1902 · Fungi (Kingdom) > Ascomycota (Phylum) > Arthoniomycetes (Class) > Arthoniales (Order) > Roccellaceae (Family)
 Sclerophytonomyces Ciferri & Tomaselli ex Sparrius, 2004 accepted as Roccellographa J. Steiner, 1902 · Fungi (Kingdom) > Ascomycota (Phylum) > Arthoniomycetes (Class) > Arthoniales (Order) > Roccellaceae (Family)

Scleropogon
     Scleropogon Philippi, 1870 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
     Scleropogon Loew, 1866 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Asilidae (Family)

Scleropteris
 Scleropteris G. Saporta, 1872 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridophyta/Pteridospermophyta (unclassified foliage) (Class) > Pteridophyta/Pteridospermophyta (awaiting allocation) (Order) > Pteridophytes/Pteridosperms (awaiting allocation) (Family)
 Scleropteris H.N. Andrews, 1942 † accepted as Zygopteris Corda, 1845 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Zygopteridales (Order) > Zygopteridaceae (Family)
 Scleropteris Scheidweiler, 1839 accepted as Cirrhaea Lindley, 1832 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Scleropterus
 Scleropterus de Haan in Temminck, 1842 accepted as Sclerogryllus Gorokhov, 1985 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Gryllidae (Family)
     Scleropterus Schönherr, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Scleropteryx
 Scleropteryx Waite, 1906 accepted as Peronedys Steindachner, 1883 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Clinidae (Family)
     Scleropteryx Ogilby, 1894 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Clinidae (Family)

Scleropus
 Scleropus Motschoulsky, 1853 accepted as Trapezites Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)
     Scleropus H.A. Schrader, 1835 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)

Sclerosoma
 Sclerosoma Lucas, 1858 accepted as Homalenotus Koch, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Sclerosomatidae (Family)
 Sclerosoma Simon, 1879 accepted as Homalenotus Koch, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Sclerosomatidae (Family)

Sclerosomus
     Sclerosomus Schönherr, 1833 accepted as Sclerosomus Schoenherr, 1836 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Sclerosomus Schoenherr, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Sclerostoma
 Sclerostoma Rudolphi, 1809 accepted as Strongylus Müller, 1780 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Strongylidae (Family)
 Sclerostoma Berthold in Latreille, 1827 accepted as Sclerostoma Berthold in Latreille, 1827 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Syngnathiformes (Order) > Solenostomidae (Family)

Sclerostomum
 Sclerostomum Dujardin, 1845 accepted as Strongylus Müller, 1780 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Strongylidae (Family)
 Sclerostomum Diesing, 1851 accepted as Strongylus Müller, 1780 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Strongylidae (Family)
 Sclerostomum Rudolphi, 1809 accepted as Cucullanus Müller, 1777 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Cucullanidae (Family)

Sclerostyla
 Sclerostyla Mörch, 1863 accepted as Pyrgopolon de Montfort, 1808 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Serpulidae (Family)
     Sclerostyla Regenhardt, 1961 † (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Polychaeta (awaiting allocation) (Order) > Polychaeta (awaiting allocation) (Family)

Sclerothamnus
     Sclerothamnus Marshall, 1875 · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Hexactinosida (Order) > Tretodictyidae (Family)
 Sclerothamnus Harms, 1921 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Sclerothamnus R. Brown ex W.T. Aiton, 1811 accepted as Eutaxia R. Brown ex W.T. Aiton, 1811 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Sclerotheca
 Sclerotheca Bubák & Vleugel, 1908 accepted as Camarosporium S. Schulzer von Müggenburg, 1870 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Botryosphaeriales (Order) > Botryosphaeriales incertae sedis (Family)
     Sclerotheca Alph. de Candolle in A.P. de Candolle, 1839 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Campanulaceae (Family)

Sclerothrix
 Sclerothrix Metschnikoff, 1888 accepted as Sclerothrix Metschnikoff, 1888 · Bacteria (Kingdom) > Proteobacteria (Phylum) > Deltaproteobacteria (Class) > Myxococcales (Order) > Myxococcaceae (Family)
 Sclerothrix K.B. Presl, 1834 accepted as Klaprothia Kunth in Humboldt, Bonpland & Kunth, 1823 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cornales (Order) > Loasaceae (Family)
 Sclerothrix Kützing, 1833 accepted as Tolypothrix Kützing ex Bornet & Flahault, 1886 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Nostocales (Order) > Tolypothrichaceae (Family)

Sclerotites
     Sclerotites A. Massalongo in A. Massalongo & Scarabelli, 1859 † · Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)
     Sclerotites Geinitz, 1845 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Sclerotites E. Jeffrey & Chrysler, 1906 † · Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)

Sclerozythia
 Sclerozythia F. Petrak, 1955 accepted as Neozythia Petrak, 1958 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Helotiales incertae sedis (Family)
     Sclerozythia Petch in W.B. Grove, 1937 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Sclerum
     Sclerum Blanchard, 1845 accepted as Sclerum Dejean, 1834 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Sclerum Dejean, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Scobina
     Scobina Lepeletier & Serville, 1828 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Argidae (Family)
 Scobina Wade, 1917 † accepted as Haplovoluta Wade, 1918 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Fasciolariidae (Family)
 Scobina Bayle, 1880 accepted as Scobinopholas Grant & Gale, 1931 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Myoida (Order) > Pholadidae (Family)

Scobius
 Scobius Cassin, 1849 accepted as Scobius Cassin, 1849 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Scobius Chenu, 1860 accepted as Sciobius Schönherr, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Scodra
 Scodra Becker, 1879 accepted as Stromatopelma Karsch, 1881 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Theraphosidae (Family)
     Scodra Heinemann, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Scolecolepis
 Scolecolepis Agassiz, 1846 accepted as Scolelepis Blainville, 1828 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Spionida (Order) > Spionidae (Family)
 Scolecolepis Malmgren, 1867 accepted as Scolelepis Blainville, 1828 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Spionida (Order) > Spionidae (Family)

Scolecophagus
     Scolecophagus Swainson in Richardson, 1832 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Scolecophagus Geoffroy, 1795 accepted as Daubentonia Geoffroy, 1795 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Daubentoniidae (Family)

Scolecosporiella
     Scolecosporiella F. von Höhnel, 1923 · Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)
     Scolecosporiella Petrak, 1921 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Pleosporales (Order) > Phaeosphaeriaceae (Family)

Scoliocerus
 Scoliocerus Wollaston, 1854 accepted as Cathormiocerus Schönherr, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Scoliocerus Motschoulsky, 1859 accepted as Ascoliocerus Méquignon, 1930 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Scoliodota
 Scoliodota Heding, 1928 accepted as Scoliorhapis Clark, 1946 · Animalia (Kingdom) > Echinodermata (Phylum) > Holothuroidea (Class) > Apodida (Order) > Chiridotidae (Family)
 Scoliodota Clark, 1908 accepted as Trochodota Ludwig in Bronn, 1891 · Animalia (Kingdom) > Echinodermata (Phylum) > Holothuroidea (Class) > Apodida (Order) > Chiridotidae (Family)

Scoliographa
 Scoliographa Diakonoff, 1975 accepted as Emrahia Koçak, 1981 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)
     Scoliographa Meyrick, 1916 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Depressariidae (Family)

Scolionema
     Scolionema Kishinouye, 1910 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Limnomedusae (Order) > Olindiidae (Family)
     Scolionema Theissen & H. Sydow, 1918 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetidae incertae sedis (Order) > Parodiopsidaceae (Family)

Scoliophallopisalia
 Scoliophallopisalia Pace, 1980 † accepted as Leptusa Kraatz, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Scoliophallopisalia Pace, 1989 accepted as Leptusa Kraatz, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Scoliophallopisalia Anonymous, 1984 accepted as Leptusa Kraatz, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Scoliophis
     Scoliophis Lesueur, 1818 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
 Scoliophis Anonymous, 1817 accepted as Cetorhinus Blainville, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Lamniformes (Order) > Cetorhinidae (Family)
     Scoliophis Storer, 1839 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Scoliostoma
     Scoliostoma Braun, 1838 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Architaenioglossa (Order) > Architaenoglossa (awaiting allocation) (Family)
     Scoliostoma de Crespigny, 1865 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Scolithus
     Scolithus Haldeman, 1840 † (uncertain)· Animalia (Kingdom) > Animalia (awaiting allocation) (Phylum) > Animalia (awaiting allocation) (Class) > Animalia (awaiting allocation) (Order) > Animalia (awaiting allocation) (Family)
 Scolithus Pascoe, 1871 accepted as Scolinus Marshall, 1943 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Scolithus J. Hall, 1847 † (uncertain)· Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)

Scolochloa
 Scolochloa Mertens & W.D.J. Koch, 1823 accepted as Arundo Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
     Scolochloa Link, 1827 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Scolopendra
     Scolopendra Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Chilopoda (Class) > Scolopendromorpha (Order) > Scolopendridae (Family)
 Scolopendra Slabber, 1781 accepted as Myrianida Milne Edwards, 1845 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Syllidae (Family)
     Scolopendra Cordiner, 1785 accepted as Myrianida Milne Edwards, 1845 (nomen nudum)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Syllidae (Family)
     Scolopendra Shaw, 1794 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Scolopendrites
     Scolopendrites Göppert, 1836 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Osmundales (Order) > Osmundaceae (Family)
 Scolopendrites Lesquereux, 1854 † accepted as · Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)

Scolotosus
     Scolotosus Flechtmann & Keifer, 1971 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Eriophyidae (Family)
     Scolotosus Flechtmann & Keifer, 2010 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Eriophyidae (Family)

Scolymus
     Scolymus Swainson, 1835 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Scolymus Deshayes in Lamarck, 1843 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Scolymus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Scolytus
     Scolytus Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Scolytus Fabricius, 1791 accepted as Omophron Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Scolytus Müller, 1764 accepted as Scolytus Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Scombrinus
     Scombrinus Woodward, 1901 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Perciformes (awaiting allocation) (Family)
     Scombrinus Agassiz, 1845 † accepted as Scombrinus Woodward, 1901 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Perciformes (awaiting allocation) (Family)

Scoparia
     Scoparia Haworth, 1811 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
 Scoparia Gieysztor, 1933 accepted as Dalyellia Gieysztor, 1938 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Neorhabdocoela (Order) > Dalyelliidae (Family)
     Scoparia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Plantaginaceae (Family)

Scopas
 Scopas Bonaparte, 1831 accepted as Zebrasoma Swainson, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Acanthuridae (Family)
 Scopas Giglio-Tos, 1894 accepted as Parascopas Bruner, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)
 Scopas Kner, 1865 accepted as Zebrasoma Swainson, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Acanthuridae (Family)

Scopella
 Scopella Mains, 1939 accepted as Maravalia Arthur, 1922 · Fungi (Kingdom) > Basidiomycota (Phylum) > Pucciniomycetes (Class) > Pucciniales (Order) > Chaconiaceae (Family)
     Scopella W.J.J.O. de Wilde & B.E.E. Duyfjes, 2006 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cucurbitales (Order) > Cucurbitaceae (Family)

Scopelogena
     Scopelogena H.M.L. Bolus ex H. Herre, 1971 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Aizoaceae (Family)
     Scopelogena H.M.L. Bolus ex Klak, 2023 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Aizoaceae (Family)

Scopelophila
     Scopelophila Albers, 1850 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Scopelophila (Mitten) S.O. Lindberg, 1873 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Pottiales (Order) > Pottiaceae (Family)

Scopelopus
     Scopelopus Stephens, 1830 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Scopelopus Stephens, 1829 accepted as Scopelopus Stephens, 1829 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Scopelus
 Scopelus Cuvier, 1816 accepted as Myctophum Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Apogonidae (Family)
 Scopelus Fraser-Brunner, 1949 accepted as Symbolophorus Bolin & Wisner in Bolin, 1959 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Myctophiformes (Order) > Myctophidae (Family)

Scopiorus
 Scopiorus Stål, 1873 accepted as Scopioricus Uvarov, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
     Scopiorus Förster, 1868 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Scopiphora
 Scopiphora Pickering, 1844 accepted as Epischura S.A. Forbes, 1882 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Calanoida (Order) > Temoridae (Family)
     Scopiphora De Kay, 1844 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Calanoida (Order) > Temoridae (Family)

Scopodes
 Scopodes Chamberlin, 1922 accepted as Scopoides Platnick, 1989 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Gnaphosidae (Family)
     Scopodes Nekrutenko, 1987 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
     Scopodes Erichson, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Scopolia
     Scopolia Robineau-Desvoidy, 1830 accepted as Periscepsia Gistl, 1848 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Scopolia Hübner, 1825 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Scopolia N.J. Jacquin, 1764 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Solanaceae (Family)
 Scopolia J.E. Smith, 1790 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)
 Scopolia Adanson, 1763 accepted as Scopolia Adanson, 1763 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
 Scopolia J.R. Forster & J.G.A. Forster, 1775 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cornales (Order) > Cornaceae (Family)
 Scopolia Linnaeus f., 1782 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Thymelaeaceae (Family)

Scopophthalmus
 Scopophthalmus Agassiz, 1846 accepted as Scophthalmus Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Pleuronectiformes (Order) > Scophthalmidae (Family)
     Scopophthalmus Szépligeti in Alluaud & Jeannel, 1914 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Braconidae (Family)

Scops
     Scops Savigny, 1809 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Scops Gray, 1840 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Ciconiiformes (awaiting allocation) (Family)
 Scops Brünnich, 1772 accepted as Scopus Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Scopidae (Family)
 Scops Möhring, 1758 accepted as Scops Möhring, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Ciconiiformes (awaiting allocation) (Family)

Scoptioptex
 Scoptioptex Gray, 1869 accepted as Scoptioptex Gray, 1869 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Scoptioptex Giebel, 1877 accepted as Scoptioptex Giebel, 1877 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Scopula
     Scopula Schrank, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
 Scopula Arnaud, 1952 accepted as Gloiosphaera F. von Höhnel, 1902 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Scopularia
 Scopularia de Buen, 1959 accepted as Hypoplectrodes Gill, 1862 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Serranidae (Family)
 Scopularia Lindley, 1834 accepted as Holothrix L.C. Richard ex J. Lindley, 1835 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Scopularia Chauvin, 1842 accepted as Chamaedoris Montagne, 1842 · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Cladophorales (Order) > Siphonocladaceae (Family)
     Scopularia Preuss, 1851 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Scopulina
 Scopulina Léveillé, 1846 accepted as Scopinella Léveillé, 1849 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Sordariales (Order) > Sordariales incertae sedis (Family)
     Scopulina Dumortier, 1822 (uncertain)· Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Pelliales (Order) > Pelliaceae (Family)

Scopuloides
     Scopuloides (Massee) F. von Höhnel & Litschauer, 1908 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Polyporales (Order) > Meruliaceae (Family)
     Scopuloides Hausmann, 1994 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)

Scopus
     Scopus A.K. Benecke, 1976 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > Dictyopteridiales (Order) > Dictyopteridiales (awaiting allocation) (Family)
 Scopus Oken, 1817 accepted as Scopus Oken, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Scopus Sellards, 1907 † accepted as Protereisma Sellards, 1907 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Ephemeroptera (Order) > Protereismatidae (Family)
     Scopus Scudder, 1882 accepted as Scopus Scudder, 1882 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Scopus Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Scopidae (Family)

Scopusacarus
     Scopusacarus Gaud & Mouchet, 1959 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Pterolichidae (Family)
     Scopusacarus Dubinin, 1956 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Pterolichidae (Family)
     Scopusacarus Dubinin, 1953 accepted as Scopusacarus Gaud & Mouchet, 1959 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Pterolichidae (Family)

Scoresbya
 Scoresbya N.I. Hendey, 1937 accepted as Hendeyscoresbya S. Blanco & C.E. Wetzel, 2016 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > (Order) > Bacillariophyceae incertae sedis (Family)
     Scoresbya T.M. Harris, 1932 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > Caytoniales (Order) > Caytoniaceae (Family)

Scorpaenichthys
     Scorpaenichthys Girard, 1854 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Cottidae (Family)
 Scorpaenichthys Bleeker, 1856 accepted as Scorpaenopsis Heckel, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Scorpaenidae (Family)

Scorpioides
 Scorpioides Roussel, 1806 accepted as · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Rhodomelaceae (Family)
     Scorpioides J. Hill, 1756 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Scorpionura
     Scorpionura Agassiz, 1845 accepted as Scorpionura Agassiz, 1845 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
     Scorpionura Thompson, 1856 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)

Scorpiopsis
     Scorpiopsis Turner, 1894 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Oecophoridae (Family)
 Scorpiopsis Arldt, 1908 accepted as Scorpiops Peters, 1861 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Scorpiones (Order) > Euscorpiidae (Family)

Scorpiura
 Scorpiura Stackhouse, 1816 accepted as · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Rhodomelaceae (Family)
 Scorpiura Agassiz, 1846 accepted as Scorpiura Agassiz, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)

Scorpiurus
     Scorpiurus Parent, 1933 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Dolichopodidae (Family)
 Scorpiurus Haller, 1768 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Boraginales (Order) > Boraginaceae (Family)
     Scorpiurus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Scorpius
 Scorpius Plumier in Lacepède, 1801 accepted as Scorpaena Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Scorpaenidae (Family)
     Scorpius Ehrenberg, 1829 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
 Scorpius Medikus, 1787 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Scorpius Moench, 1794 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
     Scorpius Poda, 1761 accepted as Euscorpius Thorell, 1876 (nomen oblitum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Scorpiones (Order) > Euscorpiidae (Family)

Scortechinia
     Scortechinia P.A. Saccardo, 1885 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Coronophorales (Order) > Scortechiniaceae (Family)
 Scortechinia P.A. Saccardo, 1891 accepted as Nitschkia G.H. Otth ex P.A. Karsten, 1873 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Coronophorales (Order) > Nitschkiaceae (Family)
 Scortechinia J.D. Hooker, 1887 accepted as Neoscortechinia Pax in Engler & Prantl, 1897 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)

Scortizus
     Scortizus Westwood, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lucanidae (Family)
 Scortizus Arrow, 1943 accepted as Sclerostomus Burmeister, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lucanidae (Family)

Scotaeus
 Scotaeus Keyserling & Blasius, 1840 accepted as Nycticorax Forster, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ardeiformes (Order) > Ardeidae (Family)
     Scotaeus Hope, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Scotera
     Scotera Dejean, 1834 accepted as Scotera Motschoulsky, 1845 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Scotera Motschoulsky, 1845 accepted as Cibdelis Mannerheim, 1843 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Scotia
     Scotia Robineau-Desvoidy, 1863 accepted as Neoscotia Townsend, 1919 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Scotia Hübner, 1821 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Scotia Leuckart, 1849 · Animalia (Kingdom) > Nemertea (Phylum) > Nemertea (awaiting allocation) (Class) > Nemertea (awaiting allocation) (Order) > Nemertea (awaiting allocation) (Family)

Scotias
 Scotias Gistel, 1848 accepted as Metazycera Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Scotias de Czenpinski, 1778 accepted as Gibbium Scopoli, 1777 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ptinidae (Family)

Scotiella
     Scotiella Fritsch, 1912 accepted as Scotiella Fritsch, 1912 (nomen dubium)· Plantae (Kingdom) > Chlorophyta (Phylum) > Trebouxiophyceae (Class) > Chlorellales (Order) > Oocystaceae (Family)
     Scotiella Mesnil, 1940 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Scotiella Delo, 1935 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Phacopida (Order) > Dalmanitidae (Family)

Scotiellopsis
 Scotiellopsis Vinatzer, 1975 accepted as Coelastrella Chodat, 1922 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Sphaeropleales (Order) > Scenedesmaceae (Family)
 Scotiellopsis B. Fott, 1976 accepted as Coelastrella Chodat, 1922 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Sphaeropleales (Order) > Scenedesmaceae (Family)

Scotobates
     Scotobates Horn, 1875 accepted as Scotobates Rye, 1877 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Scotobates Rye, 1877 accepted as Centronopus Solier, 1848 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Scotobius
     Scotobius Gistl, 1848 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
     Scotobius Germar, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Scotophilus
 Scotophilus Hesse, 1881 accepted as Hesseius Özdikmen, 2008 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Cyclopoida incertae sedis (Family)
     Scotophilus Leach, 1821 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Vespertilionidae (Family)
 Scotophilus Meinert, 1870 accepted as Henia C. Koch, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Chilopoda (Class) > Geophilomorpha (Order) > Geophilidae (Family)
     Scotophilus Swainson, 1836 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Scotophylus
 Scotophylus Lesson, 1839 accepted as Scotophylus Lesson, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Scotophylus Gray, 1825 accepted as Scotophilus Leach, 1821 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Vespertilionidae (Family)

Scotosia
     Scotosia Stephens, 1829 accepted as Scotosia Stephens, 1829 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Scotosia Stephens, 1830 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Scottia
 Scottia Jeannel, 1952 accepted as Hughia Raffray, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Scottia Grönblad, 1954 accepted as Amscottia Groenblad, 1954 · Plantae (Kingdom) > Charophyta (Phylum) > Zygnematophyceae (Class) > Desmidiales (Order) > Desmidiaceae (Family)
     Scottia Brady & Norman, 1889 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Cyprididae (Family)
 Scottia Bolivar, 1912 accepted as Scottiola Uvarov, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Trigonidiidae (Family)
 Scottia R. Brown ex W.T. Aiton, 1812 accepted as Bossiaea Ventenat, 1800 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
     Scottia Wolfart, 1994 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Alokistocaridae (Family)

Scottiella
     Scottiella Enderlein, 1931 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Psocoptera (Order) > Psocoptera (awaiting allocation) (Family)
 Scottiella Poulsen, 1965 accepted as Anscottiella Kornicker, 1975 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Myodocopida (Order) > Sarsiellidae (Family)

Scottolana
     Scottolana Huys, 2009 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Canuelloida (Order) > Canuellidae (Family)
     Scottolana Por, 1967 accepted as Scottolana Huys, 2009 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Canuelloida (Order) > Canuellidae (Family)

Scottopsyllus
     Scottopsyllus Kunz, 1962 accepted as Scottopsyllus Apostolov & Marinov, 1988 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Paramesochridae (Family)
 Scottopsyllus Apostolov & Marinov, 1988 accepted as Wellsopsyllus Kunz, 1981 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Paramesochridae (Family)

Scotussa
 Scotussa Simon, 1898 accepted as Hahnia C.L. Koch, 1841 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Hahniidae (Family)
     Scotussa Giglio-Tos, 1894 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)

Scrobicula
     Scrobicula Matile, 1970 accepted as Matilea Doweld in Evenhuis, 2021 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Keroplatidae (Family)
     Scrobicula Posner, 1951 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Palaeocopida (Order) > Scrobiculidae (Family)

Scrobicularia
 Scrobicularia Cossmann, 1886 † accepted as Septeuilia Cossmann, 1913 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneroida (awaiting allocation) (Family)
 Scrobicularia Mansfeld, 1925 accepted as Poikilogyne E.G. Baker in Gibbs, 1917 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Melastomataceae (Family)
     Scrobicularia Schumacher, 1815 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Semelidae (Family)

Scudderia
     Scudderia Kušta, 1889 † · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Arthromygalidae (Family)
     Scudderia Stål, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
     Scudderia Grote, 1873 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Scudderia Brongniart, 1885 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Palaeodictyoptera (Order) > Palaeodictyoptera (awaiting allocation) (Family)

Scurria
     Scurria Gray, 1847 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Patellogastropoda (Order) > Lottiidae (Family)
 Scurria Koch, 1850 accepted as Poecilotheria Simon, 1885 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Theraphosidae (Family)

Scutaster
     Scutaster Pack, 1909 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Clypeasteroida (Order) > Scutasteridae (Family)
 Scutaster d'Orbigny, 1852 accepted as Scutaster d'Orbigny, 1852 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Asteroidea (awaiting allocation) (Order) > Asteroidea (awaiting allocation) (Family)

Scutella
     Scutella Lamarck, 1816 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Clypeasteroida (Order) > Scutellidae (Family)
 Scutella Broderip, 1834 accepted as Phenacolepas Pilsbry, 1891 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cycloneritida (Order) > Phenacolepadidae (Family)

Scutellaria
     Scutellaria Baumgarten, 1790 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Lecanorales incertae sedis (Family)
     Scutellaria Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)

Scutellatus
     Scutellatus Voet, 1806 accepted as (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Scutellatus Hope in Schönherr, 1833 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Scutellina
     Scutellina L. Agassiz, 1841 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Clypeasteroida (Order) > Scutellinidae (Family)
 Scutellina Gray, 1847 accepted as Phenacolepas Pilsbry, 1891 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cycloneritida (Order) > Phenacolepadidae (Family)
 Scutellina † accepted as Pileopsis Lamarck, 1822 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Capulidae (Family)

Scutellum
 Scutellum Fritel, 1910 † accepted as Scutulum Tournouër, 1869 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Clypeasteroida (Order) > Scutellidae (Family)
     Scutellum Pusch, 1833 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Corynexochida (Order) > Styginidae (Family)
     Scutellum Spegazzini, 1881 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Microthyriales (Order) > Microthyriaceae (Family)

Scuticaria
     Scuticaria Lindley, 1843 accepted as Bifrenaria J. Lindley, 1832 (junior subjective synonym)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Scuticaria Jordan & Snyder, 1901 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Muraenidae (Family)

Scutiger
     Scutiger Theobald, 1868 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Megophryidae (Family)
     Scutiger Paulet, 1793 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Russulales (Order) > Albatrellaceae (Family)

Scutigera
 Scutigera Cossmann, 1886 accepted as Aspidopholas P. Fischer, 1887 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Myoida (Order) > Pholadidae (Family)
     Scutigera Lamarck, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Chilopoda (Class) > Scutigeromorpha (Order) > Scutigeridae (Family)

Scutopterus
 Scutopterus Dejean, 1833 accepted as Meladema Laporte, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dytiscidae (Family)
 Scutopterus Aubé in Dejean & Boisduval, 1836 accepted as Meladema Laporte, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dytiscidae (Family)

Scutula
     Scutula Sannemann, 1955 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Conodonta (Class) > Conodonta (awaiting allocation) (Order) > (Family)
     Scutula Tulasne, 1852 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Ramalinaceae (Family)
 Scutula Loureiro, 1790 accepted as Memecylon Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Melastomataceae (Family)

Scutularia
     Scutularia Mansuy, 1914 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Scutularia Busk, 1860 † (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
 Scutularia P.A. Karsten, 1885 accepted as Xylogramma Wallroth, 1833 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Helotiaceae (Family)

Scutulum
     Scutulum Tournouër, 1869 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Clypeasteroida (Order) > Scutellidae (Family)
     Scutulum C.J. Felix & P.P. Burbridge, 1967 † (uncertain)· Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
 Scutulum Monterosato, 1877 † accepted as Williamia Monterosato, 1884 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Basommatophora incertae sedis (Order) > Siphonariidae (Family)

Scutum
 Scutum Sowerby, 1842 accepted as Scutus Montfort, 1810 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Fissurellidae (Family)
     Scutum Monterosato, 1877 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Basommatophora incertae sedis (Order) > Siphonariidae (Family)
 Scutum Schumacher, 1817 accepted as Clypeaster Lamarck, 1801 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Clypeasteroida (Order) > Clypeasteridae (Family)
 Scutum P. Fischer, 1885 accepted as Scutus Montfort, 1810 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Fissurellidae (Family)
     Scutum E.P. Plumstead, 1952 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > Dictyopteridiales (Order) > Dictyopteridiaceae (Family)

Scylax
 Scylax Simon, 1889 accepted as Theuma Simon, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Prodidomidae (Family)
     Scylax Distant, 1887 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)

Scyllibacus
     Scyllibacus Desjardins, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Scyllaridae (Family)
     Scyllibacus De Lisse, 1831 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)

Scymnomorphus
     Scymnomorphus Weise, 1897 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
 Scymnomorphus Blackburn, 1892 accepted as Scymnomorpha Blackburn, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)

Scymnorhinus
     Scymnorhinus Broom, 1914 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
 Scymnorhinus Bonaparte, 1846 accepted as Dalatias Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Squaliformes (Order) > Dalatiidae (Family)

Scymnus
     Scymnus Kugelann, 1794 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
 Scymnus Cuvier, 1816 accepted as Dalatias Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Squaliformes (Order) > Dalatiidae (Family)

Scypharia
 Scypharia (Quélet) Quélet, 1886 accepted as Sarcoscypha (E.M. Fries) Boudier, 1885 · Fungi (Kingdom) > Ascomycota (Phylum) > Pezizomycetes (Class) > Pezizales (Order) > Sarcoscyphaceae (Family)
     Scypharia Miers, 1860 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rhamnaceae (Family)

Scyphia
     Scyphia Oken, 1815 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Dictyoceratida (Order) > Spongiidae (Family)
 Scyphia Wright, 1859 accepted as · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Actiniaria (Order) > Sagartiidae (Family)

Scyphidia
     Scyphidia Dujardin, 1840 accepted as Scyphidia Dujardin, 1841 (nomen nudum)· Chromista (Kingdom) > Ciliophora (Phylum) > Oligohymenophorea (Class) > Peritrichida (Order) > Scyphidiidae (Family)
     Scyphidia Dujardin, 1841 · Chromista (Kingdom) > Ciliophora (Phylum) > Oligohymenophorea (Class) > Peritrichida (Order) > Scyphidiidae (Family)

Scyphius
     Scyphius Koch in Panzer, 1835 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
 Scyphius Risso, 1827 accepted as Nerophis Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Syngnathiformes (Order) > Syngnathidae (Family)

Scyphocrinus
     Scyphocrinus Hall, 1847 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
 Scyphocrinus Roemer in Bronn & Roemer, 1855 † accepted as Scyphocrinites Zenker, 1833 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Monobathrida (Order) > Scyphocrinitidae (Family)

Scyphophorus
 Scyphophorus Acharius ex A. Michaux, 1803 accepted as Cladonia P. Browne, 1756 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Cladoniaceae (Family)
     Scyphophorus Schönherr, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dryophthoridae (Family)

Scyphorus
 Scyphorus Rafinesque, 1815 accepted as Cladonia P. Browne, 1756 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Cladoniaceae (Family)
 Scyphorus Rafinesque, 1814 accepted as Cladonia P. Browne, 1756 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Cladoniaceae (Family)

Scytale
     Scytale Meuschen, 1778 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Viperidae (Family)
 Scytale Gronovius, 1763 accepted as Scytale Gronovius, 1763 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Viperidae (Family)
 Scytale Felder, 1874 accepted as Clystea Watson in Watson, Fletcher & Nye, 1980 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Scytalia
     Scytalia J. Gaertner, 1788 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Sapindaceae (Family)
     Scytalia Zittel, 1878 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Lithistida (Order) > Scytaliidae (Family)

Scytalina
     Scytalina Jordan & Gilbert, 1880 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Scytalinidae (Family)
     Scytalina I. Hagen, 1915 (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Dicranales (Order) > Dicranaceae (Family)

Scytalophis
     Scytalophis de Rochebrune, 1880 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Lepidosauria (awaiting allocation) (Order) > Lepidosauria (awaiting allocation) (Family)
 Scytalophis Kaup, 1856 accepted as Ophichthus Ahl, 1789 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Ophichthidae (Family)

Scytalus
 Scytalus Rafinesque, 1815 accepted as Scytalus Rafinesque, 1815 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Viperidae (Family)
 Scytalus Fleming, 1822 accepted as Scytalus Fleming, 1822 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Viperidae (Family)

Scytanthus
 Scytanthus W.J. Hooker, 1844 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
 Scytanthus T. Anderson ex Bentham & J.D. Hooker, 1876 accepted as Thomandersia Baillon, 1891 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Thomandersiaceae (Family)
 Scytanthus Liebmann, 1847 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Rafflesiaceae (Family)

Scythia
     Scythia Kiritshenko, 1938 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Coccidae (Family)
 Scythia d'Orbigny, 1850 † accepted as Scyphia Oken, 1815 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Dictyoceratida (Order) > Spongiidae (Family)
     Scythia Tschernyschew, 1925 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)

Scythropa
     Scythropa Prozorov & Zolotuhin, 2012 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lasiocampidae (Family)
 Scythropa Keyserling in Koch, 1883 accepted as Bianor Peckham & Peckham, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Salticidae (Family)
 Scythropa Hope, 1838 accepted as Aniara Hope, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cicindelidae (Family)
 Scythropa Chaudoir, 1871 accepted as Lebia Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Scythrophanes
     Scythrophanes Turner, 1926 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Notodontidae (Family)
     Scythrophanes Turner, 1947 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)

Scytina
 Scytina Wagler, 1828 accepted as Dermochelys de Blainville, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Dermochelyidae (Family)
     Scytina Duméril & Bibron, 1835 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Dermochelyidae (Family)

Scytodes
     Scytodes Latreille, 1804 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Scytodidae (Family)
     Scytodes Hartig in Germar, 1840 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Scytophyllum
     Scytophyllum Ecklon & Zeyher, 1835 accepted as Gymnosporia (R. Wight & Arnott) Bentham & J.D. Hooker, 1862 (unavailable name)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Celastrales (Order) > Celastraceae (Family)
     Scytophyllum J.G. Bornemann, 1856 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > Peltaspermales (Order) > Peltaspermaceae (Family)

Scytosiphon
     Scytosiphon C.A. Agardh, 1820 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Ectocarpales (Order) > Scytosiphonaceae (Family)
 Scytosiphon C.A. Agardh, 1811 accepted as Dictyosiphon Greville, 1830 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Ectocarpales (Order) > Chordariaceae (Family)

Sczegleewia
     Sczegleewia Turczaninow, 1858 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
 Sczegleewia N. Turczaninow, 1863 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Verbenaceae (Family)

Searlesia
 Searlesia C.W. Schneider & N.J. Eiseman, 1979 accepted as Polyneura (J.G. Agardh) Kylin, 1924 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Delesseriaceae (Family)
     Searlesia Harmer, 1914 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Buccinidae (Family)

Searsia
     Searsia Parr, 1937 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Osmeriformes (Order) > Platytroctidae (Family)
     Searsia F.A. Barkley in Lundell, 1943 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Anacardiaceae (Family)

Sebakwe
     Sebakwe Péringuey, 1904 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Sebakwe Decelle, 1960 accepted as Sebakue Péringuey, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Sebastia
     Sebastia Kirby, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
     Sebastia Warren, 1895 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)

Sebastiania
     Sebastiania K.P.J. Sprengel, 1820 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)
 Sebastiania Bertoloni, 1822 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Sebastianus
 Sebastianus Blakemore, 1997 accepted as Hiatidrilus Jamieson, 1994 · Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Haplotaxida (Order) > Megascolecidae (Family)
     Sebastianus Iwan, 1996 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Sebastopsis
 Sebastopsis Sauvage, 1873 accepted as Scorpaenodes Bleeker, 1857 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Scorpaenidae (Family)
 Sebastopsis Gill, 1862 accepted as Scorpaenodes Bleeker, 1857 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Scorpaenidae (Family)

Sebestena
 Sebestena J. Gaertner, 1788 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Boraginales (Order) > Boraginaceae (Family)
 Sebestena Boehmer in Ludwig, 1760 accepted as Cordia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Boraginales (Order) > Boraginaceae (Family)

Secodes
 Secodes Girault, 1913 accepted as Euderus Haliday, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eulophidae (Family)
     Secodes Förster, 1856 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Sectophilonthus
 Sectophilonthus Tottenham, 1949 accepted as Erichsonius Fauvel, 1874 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Sectophilonthus Coiffait, 1964 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Securidaca
     Securidaca Linnaeus, 1759 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Polygalaceae (Family)
 Securidaca P. Miller, 1754 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Securidaca Linnaeus, 1753 accepted as Securidaca Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Securigera
     Securigera Bolivar, 1909 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Romaleidae (Family)
     Securigera A.P. de Candolle in Lamarck & A.P. de Candolle, 1805 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Securina
     Securina Vörös, 1983 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Zeilleriidae (Family)
     Securina Medikus, 1787 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Sedella
     Sedella N.L. Britton & J.N. Rose, 1903 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Crassulaceae (Family)
 Sedella J.P. Fourreau, 1868 accepted as Sedum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Crassulaceae (Family)

Sedgwickia
     Sedgwickia T.E. Bowdich, 1825 (uncertain)· Plantae (Kingdom) > Marchantiophyta (Phylum) > Marchantiopsida (Class) > Marchantiales (Order) > Lunulariaceae (Family)
     Sedgwickia M'Coy in Griffith, 1844 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Pholadomyoida (Order) > Pholadomyoida (awaiting allocation) (Family)
 Sedgwickia Wallich & Griffith, 1836 accepted as Liquidambar Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Altingiaceae (Family)

Sedum
 Sedum Adanson, 1763 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Crassulaceae (Family)
     Sedum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Crassulaceae (Family)

Seebachia
     Seebachia Holub & Neumayr, 1882 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Astartidae (Family)
     Seebachia Wüst, 1903 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)

Seemannia
 Seemannia W.J. Hooker, 1848 accepted as Pentagonia Bentham, 1844 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
     Seemannia Regel, 1855 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)
     Seemannia von Huene, 1958 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Thecodontia (Order) > Thecodontia (awaiting allocation) (Family)

Seetzenia
     Seetzenia R. Brown ex Decaisne, 1835 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zygophyllales (Order) > Zygophyllaceae (Family)
 Seetzenia R. Brown, 1826 accepted as Seetzenia R. Brown ex Decaisne, 1835 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zygophyllales (Order) > Zygophyllaceae (Family)

Segestria
 Segestria E.M. Fries, 1825 accepted as Pertusaria A.P. de Candolle in Lamarck & A.P. de Candolle, 1805 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Pertusariales (Order) > Pertusariaceae (Family)
     Segestria Latreille, 1804 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Segestriidae (Family)

Segetella
     Segetella (Persoon) R.A. Hedwig, 1806 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)
 Segetella Desvaux, 1816 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)

Segmentaria
 Segmentaria Gistl, 1848 accepted as Agapanthia Audinet-Serville, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Segmentaria Swainson, 1840 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Seguenziella
     Seguenziella Sacco in Bellardi & Sacco, 1904 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)
     Seguenziella Neviani, 1901 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Cyclostomatida (awaiting allocation) (Family)
 Seguenziella B. A. Marshall, 1983 accepted as Quinnia B. A. Marshall, 1988 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Seguenziidae (Family)

Seguiera
 Seguiera O. Kuntze, 1891 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Gentianaceae (Family)
 Seguiera H.G.L. Reichenbach ex D. Oliver, 1871 accepted as Combretum Loefling, 1758 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Combretaceae (Family)

Seguyella
     Seguyella Vaillant, 1960 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Empididae (Family)
 Seguyella Kelsey, 1969 accepted as Seguyia Kelsey, 1980 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Scenopinidae (Family)

Seguyiomyia
     Seguyiomyia Travassos Santos Dias, 1956 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tabanidae (Family)
 Seguyiomyia Lehrer, 1963 accepted as Pollenia Robineau-Desvoidy, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Polleniidae (Family)

Seidlia
 Seidlia Kosteletzky, 1836 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Dipterocarpaceae (Family)
     Seidlia Opiz, 1826 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Cyperaceae (Family)
     Seidlia Zabusov, 1911 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Tricladida (Order) > Planariidae (Family)

Seidlitzia
     Seidlitzia Desbrochers, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Seidlitzia Bunge ex Boissier, 1879 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)

Seilopogon
     Seilopogon Rondani, 1861 accepted as Cheilopogon Rondani, 1856 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Asilidae (Family)
     Seilopogon Costa, 1854 accepted as Dasypogon Meigen, 1803 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Asilidae (Family)

Seirospora
     Seirospora Harvey, 1846 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Callithamniaceae (Family)
 Seirospora W.H. Harvey ex F.J. Ruprecht, 1851 accepted as · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gigartinales (Order) > Phacelocarpaceae (Family)

Seisura
     Seisura Vigors & Horsfield, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Dicruridae (Family)
     Seisura Morris in Wood, 1837 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Seitzia
 Seitzia Wehrli, 1930 accepted as Adalbertia Wehrli, 1931 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Seitzia Scriba, 1919 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lasiocampidae (Family)

Selaginellites
     Selaginellites R. Zeiller, 1906 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Lycopodiopsida (Class) > Selaginellales (Order) > Selaginellaceae (Family)
 Selaginellites E.L. Miner, 1932 † accepted as · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)

Selagis
     Selagis Dejean, 1833 accepted as Selagis Dejean, 1836 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Selagis Mannerheim, 1837 accepted as Selagis Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
     Selagis Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Selago
 Selago P. Browne, 1756 accepted as Selaginella Palisot de Beauvois, 1804 · Plantae (Kingdom) > Tracheophyta (Phylum) > Lycopodiopsida (Class) > Selaginellales (Order) > Selaginellaceae (Family)
     Selago Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Scrophulariaceae (Family)
 Selago Adanson, 1763 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllales (awaiting allocation) (Family)
 Selago Schur, 1866 accepted as Huperzia Bernhardi, 1801 · Plantae (Kingdom) > Tracheophyta (Phylum) > Lycopodiopsida (Class) > Lycopodiales (Order) > Lycopodiaceae (Family)
 Selago J. Hill, 1757 accepted as Huperzia Bernhardi, 1801 · Plantae (Kingdom) > Tracheophyta (Phylum) > Lycopodiopsida (Class) > Lycopodiales (Order) > Lycopodiaceae (Family)

Selas
 Selas Dejean, 1833 accepted as Lamprocera de Laporte, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lampyridae (Family)
     Selas K.P.J. Sprengel, 1825 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)

Selasia
 Selasia Mulsant, 1850 accepted as Seladia Mulsant, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
     Selasia Laporte, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Selatium
     Selatium Serène & Soh, 1970 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Sesarmidae (Family)
 Selatium D. Don ex G. Don, 1837 accepted as Gentianella Moench, 1794 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Gentianaceae (Family)

Selenaspis
     Selenaspis Leonardi, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Diaspididae (Family)
 Selenaspis Bleeker, 1858 accepted as Sciades Müller & Troschel, 1849 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Ariidae (Family)
     Selenaspis Roman, 1910 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Selenella
     Selenella Hall & Clarke, 1894 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Terebratulida (awaiting allocation) (Family)
 Selenella Li, 1984 † accepted as Gyroselenella Li, 1985 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Craniata (Class) > Trimerellida (Order) > Trimerellidae (Family)

Selenia
 Selenia Bonaparte, 1846 accepted as Pseudocaranx Bleeker, 1863 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Carangidae (Family)
     Selenia J. Hill, 1773 (uncertain)· Plantae (Kingdom) > Marchantiophyta (Phylum) > Marchantiopsida (Class) > Marchantiales (Order) > Lunulariaceae (Family)
     Selenia Nuttall, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
     Selenia Hübner, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)

Selenichnus
 Selenichnus Romano & Whyte, 1987 † accepted as Selenichnites Romano & Whyte, 1990 † · Animalia (Kingdom) > Arthropoda (Phylum) > Merostomata (Class) > Merostomata (awaiting allocation) (Order) > Merostomata (awaiting allocation) (Family)
     Selenichnus Hitchcock, 1858 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Seleniopsis
     Seleniopsis Warren, 1894 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Seleniopsis G.D. Rowley, 2004 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)

Selenis
 Selenis Guenée, 1852 accepted as Selenisa Hayward, 1968 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Selenis Hope, 1839 accepted as Acromis Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Selenites
     Selenites Fischer in Shuttleworth, 1877 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Haplotrematidae (Family)
 Selenites Hope, 1840 accepted as Cheilomenes Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)

Selenochilus
     Selenochilus Chaudoir, 1878 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Selenochilus Ruckes, 1964 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)

Selenodera
 Selenodera Agassiz, 1846 accepted as Selenidera Gould, 1834 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Piciformes (Order) > Ramphastidae (Family)
     Selenodera Horváth, 1889 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Selenodon
 Selenodon Dalla Torre, 1911 accepted as Selonodon Latreille, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
 Selenodon Chenu, 1860 accepted as Selonodon Latreille, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Selenomma
     Selenomma Dejean, 1836 accepted as Ammophorus Guérin, 1831 (junior objective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Selenomma Dejean, 1834 accepted as Selenomma Dejean, 1836 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Selenomma Solier, 1838 accepted as Selenomma Dejean, 1836 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Selenophora
     Selenophora Maruyama & Disney, 2011 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Phoridae (Family)
 Selenophora Kirby, 1892 accepted as Selenophora Kirby, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Selenophorus
     Selenophorus Aurivillius, 1912 accepted as Solenophorus Mulsant, 1839 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Selenophorus Dejean, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Selenops
     Selenops Latreille, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Selenopidae (Family)
     Selenops Dufour, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Selenopidae (Family)

Selenoscopus
     Selenoscopus Heinemann, 1859 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Selenoscopus Okamura & Kishimoto, 1993 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Uranoscopidae (Family)

Seletella
     Seletella Ivshin in Borukaev, 1955 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Ptychopariida (awaiting allocation) (Family)
     Seletella Ivshin, 1983 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Seletoides
     Seletoides Ivshin, 1962 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Ptychopariida (awaiting allocation) (Family)
     Seletoides Ivshin, 1983 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Seleucus
     Seleucus Holmgren, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
 Seleucus Fauvel, 1903 accepted as Parapalaestrinus Bernhauer, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Selfia
     Selfia Riley, 1994 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Porocephalida (Order) > Sebekidae (Family)
 Selfia Khalaf, 1954 accepted as Culicoides Latreille, 1809 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ceratopogonidae (Family)

Selidacantha
     Selidacantha Bezzi, 1908 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Canacidae (Family)
 Selidacantha Bezzi, 1902 accepted as Selidacantha Bezzi, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Asilidae (Family)

Selimus
     Selimus Peckham, 1901 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Salticidae (Family)
     Selimus Saaristo, 2006 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Theridiidae (Family)

Selinda
 Selinda Moore, 1883 accepted as Euploea Fabricius, 1807 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
     Selinda Theron, 1986 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)

Selinum
     Selinum Linnaeus, 1762 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
 Selinum Linnaeus, 1753 accepted as Peucedanum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Selis
 Selis McLachlan, 1876 † accepted as Silonella Fischer, 1966 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Goeridae (Family)
 Selis Murray, 1864 accepted as Brachypeplus Erichson, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Nitidulidae (Family)

Seliscothon
 Seliscothon sensu Döderlein, 1884 accepted as Microscleroderma Kirkpatrick, 1903 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Lithistida (Order) > Scleritodermidae (Family)
     Seliscothon Zittel, 1878 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Lithistida (Order) > Scleritodermidae (Family)

Selkirkia
     Selkirkia Hemsley, 1884 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Boraginales (Order) > Boraginaceae (Family)
     Selkirkia Walcott, 1911 † · Animalia (Kingdom) > Priapulida (Phylum) > Priapulimorpha (Class) > Priapulimorphida (Order) > Selkirkiidae (Family)

Selkirkoceras
     Selkirkoceras Foerste, 1929, nom. nud. † accepted as Selkirkoceras Foerste, 1929 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Actinocerida (Order) > Armenoceratidae (Family)
     Selkirkoceras Foerste, 1929 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Actinocerida (Order) > Armenoceratidae (Family)

Sellio
 Sellio Latreille, 1801 accepted as Stellio Laurenti, 1768 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Agamidae (Family)
     Sellio Mulsant & Rey, 1859 accepted as Diastolinus Mulsant & Rey, 1859 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Selloa
 Selloa K.P.J. Sprengel, 1818 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Selloa Kunth in Humboldt, Bonpland & Kunth, 1818 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Selma
 Selma Sharp, 1876 accepted as Elmas Blackwelder, 1952 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Selma A. Adams, 1863 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ptenoglossa (Order) > Eulimidae (Family)

Selwynia
     Selwynia Borradaile in Gardiner, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Aphanodactylidae (Family)
     Selwynia F. von Mueller, 1864 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Menispermaceae (Family)

Semanotus
     Semanotus Lacordaire, 1856 accepted as Semanopterus Hope, 1847 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Semanotus Mulsant, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Semasia
     Semasia Stephens, 1829 accepted as Semasia Stephens, 1829 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Semasia Guenée, 1845 accepted as Semasia Guenée, 1845 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Semblis
     Semblis Petagna, 1792 accepted as Oecanthus Audinet-Serville, 1831 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Oecanthidae (Family)
 Semblis Burmeister, 1839 accepted as Perla Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Plecoptera (Order) > Perlidae (Family)
     Semblis Fabricius, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Phryganeidae (Family)

Semele
     Semele Schumacher, 1817 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Semelidae (Family)
     Semele Kunth, 1844 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Asparagaceae (Family)
     Semele Chambers, 1875 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Semelia
     Semelia Boisduval in Erichson, 1848 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Papilionidae (Family)
 Semelia Doubleday, 1844 accepted as Heliconius Kluk, 1780 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)

Semenovia
 Semenovia Jedlicka, 1954 accepted as Synuchus Gyllenhal, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Semenovia Regel & Herder, 1866 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Semenoviella
     Semenoviella Obenberger, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Semenoviella Spasski in Skrjabin, 1951 accepted as Pseudosemenoviella Ceccolini & Cianferoni, 2021 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Anoplocephalidae (Family)

Semenovites
     Semenovites Glazunova, 1960 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)
     Semenovites Tarbinskii, 1932 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)

Semenowia
     Semenowia Kieffer in André, 1903 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Aulacidae (Family)
 Semenowia Weise, 1889 accepted as Chrysolina Motschoulsky in Schrenck, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Semicyclus
     Semicyclus Kaup, 1871 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Passalidae (Family)
     Semicyclus Churkin & Carter, 1970 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cricoconarida (Class) > Tentaculitida (Order) > Contractenidae (Family)

Semidalis
     Semidalis Enderlein, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Coniopterygidae (Family)
     Semidalis Jacobi, 1915 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Flatidae (Family)

Semierycina
 Semierycina Monterosato in Cossmann, 1911 accepted as Hemilepton Cossmann & Peyrot, 1911 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Lasaeidae (Family)
 Semierycina Monterosato, 1912 † accepted as Hemilepton Cossmann & Peyrot, 1911 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Lasaeidae (Family)

Semifusus
     Semifusus Cossmann, 1889 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Semifusus Agassiz, 1846 accepted as Hemifusus Swainson, 1840 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Melongenidae (Family)

Seminula
 Seminula Hall & Clarke, 1893 † accepted as Composita Brown, 1845 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Athyridida (Order) > Athyrididae (Family)
     Seminula M'Coy in Griffith, 1844 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Rhynchonellida (Order) > Rhynchonellina incertae sedis (Family)
 Seminula Schepman, 1911 accepted as Seminella Pease, 1868 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Columbellidae (Family)

Semiophorus
 Semiophorus Agassiz, 1846 accepted as Macrodipteryx Swainson, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Caprimulgiformes (Order) > Caprimulgidae (Family)
 Semiophorus Agassiz, 1835 † accepted as Exellia White & Moy-Thomas, 1941 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Perciformes (awaiting allocation) (Family)
     Semiophorus Wagler, 1830 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Agamidae (Family)

Semiotus
 Semiotus Walker, 1834 accepted as Semiotellus Westwood, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)
     Semiotus Eschscholtz in Thon, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Semiserpula
 Semiserpula Imajima, 1979 accepted as Serpula Linnaeus, 1758 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Serpulidae (Family)
     Semiserpula Wetzel, 1957 † accepted as Semiserpula Wetzel, 1957 † (nomen dubium)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Serpulidae (Family)

Semnia
     Semnia Hübner, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
     Semnia Guenée, 1845 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)

Semnocebus
 Semnocebus Lesson, 1840 accepted as Avahi Jourdan, 1834 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Indriidae (Family)
 Semnocebus Gray, 1870 accepted as Lophocebus Palmer, 1903 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cercopithecidae (Family)

Semora
     Semora Peckham, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Salticidae (Family)
 Semora Cameron, 1910 accepted as Orasema Cameron, 1884 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eucharitidae (Family)

Semperella
 Semperella Labbé, 1934 accepted as Semperoncis Starobogatov, 1976 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Systellommatophora (Order) > Onchidiidae (Family)
     Semperella Gray, 1868 · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Amphidiscosida (Order) > Pheronematidae (Family)

Semperia
 Semperia Lampert in Semper, 1885 accepted as Cucumaria de Blainville, 1830 · Animalia (Kingdom) > Echinodermata (Phylum) > Holothuroidea (Class) > Dendrochirotida (Order) > Cucumariidae (Family)
     Semperia Godwin-Austen, 1898 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Semperia Crosse, 1867 accepted as Emarginula Lamarck, 1801 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Fissurellidae (Family)

Sena
     Sena Distant, 1905 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadidae (Family)
     Sena Walker, 1862 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lasiocampidae (Family)

Senckenbergia
 Senckenbergia T.E. von Post & C.E.O. Kuntze, 1903 accepted as Cyphomeris Standley, 1911 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Nyctaginaceae (Family)
 Senckenbergia T.E. von Post & C.E.O. Kuntze, 1903 [2] accepted as Mendoncia Vandelli, 1788 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)
     Senckenbergia Yen, 1939 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Semisulcospiridae (Family)
     Senckenbergia P.G. Gaertner, B. Meyer & J. Scherbius, 1800 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Sendelia
     Sendelia Duisburg, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chironomidae (Family)
     Sendelia Göppert & Berendt in Berendt, 1845 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Magnoliopsida (awaiting allocation) (Order) > (Family)

Senex
     Senex Gray, 1838 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Senex Gray, 1869 accepted as Senex Gray, 1869 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Apodidae (Family)
 Senex Pfeffer, 1881 accepted as Panulirus White, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Palinuridae (Family)

Senia
     Senia Möschler, 1878 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Senia A.M. Khan in H. Santapau et al., 1969 † (uncertain)· Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)

Senilia
     Senilia Gray, 1842 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Arcida (Order) > Arcidae (Family)
     Senilia Gray, 1840 accepted as Senilia Gray, 1842 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Arcida (Order) > Arcidae (Family)

Sennia
 Sennia Skuja, 1948 accepted as Sennia Pascher, 1912 · Plantae (Kingdom) > Chlorophyta (Phylum) > Nephroselmidophyceae (Class) > Nephroselmidales (Order) > Nephroselmidaceae (Family)
     Sennia Pascher, 1912 accepted as Sennia Pascher, 1912 (nomen dubium)· Plantae (Kingdom) > Chlorophyta (Phylum) > Nephroselmidophyceae (Class) > Nephroselmidales (Order) > Nephroselmidaceae (Family)
     Sennia Stefani, 1907 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)
 Sennia Chiovenda, 1932 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Senniella
     Senniella Ghesquière, 1946 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)
 Senniella P. Aellen, 1938 accepted as Atriplex Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)

Seorsus
     Seorsus B.L. Rye & M.E. Trudgen, 2008 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Myrtaceae (Family)
     Seorsus Bishop, 1988 † · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Ibericancridae (Family)

Sepedon
     Sepedon Latreille, 1804 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sciomyzidae (Family)
     Sepedon Merrem, 1820 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Elapidae (Family)

Sephardiella
     Sephardiella March, Budurov, Hirsch & Márquez-Aliaga, 1988 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Conodonta (Class) > Conodonta (awaiting allocation) (Order) > (Family)
     Sephardiella March, Budurov & Hirsch, 1990 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Conodonta (Class) > Conodonta (awaiting allocation) (Order) > (Family)

Sephisa
     Sephisa Moore, 1882 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
 Sephisa Moore, 1882 [2] accepted as Eterusia Hope, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Zygaenidae (Family)

Sepialites
     Sepialites Münster, 1843 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Sepialites Naef, 1922 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Sepidium
     Sepidium Levy, 1912 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Sepidium Fabricius, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Sepiola
 Sepiola Schneider, 1784 accepted as Sepiola Schneider, 1784 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Sepiola Leach, 1817 · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Sepioidea (Order) > Sepiolidae (Family)

Seppia
     Seppia Ekrem & Sæther, 2000 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chironomidae (Family)
 Seppia Molina, 1782 accepted as Sepia Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Sepioidea (Order) > Sepiidae (Family)

Septa
     Septa Perry, 1810 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Ranellidae (Family)
 Septa Dall & Simpson, 1901 accepted as Charonia Gistel, 1847 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Ranellidae (Family)

Septaria
 Septaria Deshayes, 1832 accepted as Septa Perry, 1810 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Ranellidae (Family)
 Septaria Lamarck, 1818 accepted as Kuphus Guettard, 1770 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Myoida (Order) > Teredinidae (Family)
 Septaria E.M. Fries, 1821 accepted as Septoria P.A. Saccardo, 1884 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Capnodiales (Order) > Mycosphaerellaceae (Family)
     Septaria Férussac, 1807 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cycloneritimorpha (Order) > Neritidae (Family)

Septas
     Septas Linnaeus, 1760 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Crassulaceae (Family)
 Septas Loureiro, 1790 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Scrophulariaceae (Family)

Septorella
     Septorella L. Grambast, 1963 † · Plantae (Kingdom) > Charophyta (Phylum) > Charophyceae (Class) > Charales (Order) > Clavatoraceae (Family)
 Septorella Allescher, 1897 accepted as Fusarium Link, 1809 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Hypocreales (Order) > Nectriaceae (Family)
     Septorella Berkeley · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Septoria
     Septoria P.A. Saccardo, 1884 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Capnodiales (Order) > Mycosphaerellaceae (Family)
     Septoria E.M. Fries, 1819 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Septoriopsis
 Septoriopsis R.G. Fragoso & Paúl in R.G. Fragoso, 1915 accepted as Septoria P.A. Saccardo, 1884 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Capnodiales (Order) > Mycosphaerellaceae (Family)
 Septoriopsis F. von Höhnel, 1920 accepted as Groveolopsis Boedijn, 1951 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Septoriopsis F.L. Stevens & Dalbey, 1918 accepted as Pseudocercospora Spegazzini, 1910 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Capnodiales (Order) > Mycosphaerellaceae (Family)

Septotinia
     Septotinia Whetzel, 1937 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Sclerotiniaceae (Family)
     Septotinia Whetzel ex J.W. Groves & M.E. Elliott, 1961 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Sclerotiniaceae (Family)

Septotrapelia
     Septotrapelia A. Aptroot & J.L. Chaves, 2007 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Pilocarpaceae (Family)
 Septotrapelia A. Aptroot & J.L. Chaves, 2006 accepted as Septotrapelia A. Aptroot & J.L. Chaves, 2007 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Pilocarpaceae (Family)

Sepultariella
     Sepultariella N. Van Vooren, U. Lindemann & R. Healy, 2017 · Fungi (Kingdom) > Ascomycota (Phylum) > Pezizomycetes (Class) > Pezizales (Order) > Pyronemataceae (Family)
 Sepultariella Kutorga, 2000 accepted as Sepultariella N. Van Vooren, U. Lindemann & R. Healy, 2017 · Fungi (Kingdom) > Ascomycota (Phylum) > Pezizomycetes (Class) > Pezizales (Order) > Pyronemataceae (Family)

Sequoiopsis
 Sequoiopsis J. Velenovský & L. Viniklár, 1926 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Pinopsida (awaiting allocation) (Order) > Pinopsida (awaiting allocation) (Family)
     Sequoiopsis G. Saporta, 1876-1884 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Pinopsida (awaiting allocation) (Order) > Pinopsida (awaiting allocation) (Family)

Sequoioxylon
     Sequoioxylon R.E. Torrey, 1923 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Pinopsida (awaiting allocation) (Order) > Pinopsida (awaiting allocation) (Family)
 Sequoioxylon P. Greguss, 1955 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Cupressales (Order) > Cupressaceae (Family)
     Sequoioxylon K. Yasui, 1928 † accepted as (unavailable name)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Pinopsida (awaiting allocation) (Order) > Pinopsida (awaiting allocation) (Family)

Serangium
     Serangium W. Wood ex R.A. Salisbury, 1866 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Araceae (Family)
     Serangium Blackburn, 1889 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)

Serangodes
     Serangodes Agassiz, 1846 accepted as Saerangodes Dejean, 1834 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Serangodes Attems, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Polydesmida (Order) > Dalodesmidae (Family)

Serapias
     Serapias Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Serapias Persoon, 1807 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Serapis
     Serapis Smith, 1854 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Megachilidae (Family)
 Serapis Link, 1830 † accepted as Seraphs Montfort, 1810 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Seraphsidae (Family)

Serenella
     Serenella Manning & Holthuis, 1981 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Camptandriidae (Family)
     Serenella Ernst & Rodríguez, 2023 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cryptostomida (Order) > (Family)

Sergia
     Sergia Stål, 1864 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Sergia Nasonov, 1923 accepted as Neosergia Li, 2023 (junior homonym)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Neorhabdocoela (Order) > Dalyelliidae (Family)
     Sergia A.A. Fedorov in B.K. Schischkin & E.G. Bobrov, 1957 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Campanulaceae (Family)
     Sergia Stimpson, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Sergestidae (Family)

Sergipea
 Sergipea Maury, 1925 † accepted as Sergipia Maury, 1925 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Myalinida (Order) > Inoceramidae (Family)
 Sergipea M.E.S. Cáceres, D. Ertz & A. Aptroot in Aptroot, Jesus, Ertz, Lima, Maia & Cáceres, 2013 accepted as Neosergipea M.E.S. Cáceres, D. Ertz & A. Aptroot in Lücking, Gutiérrez & Moncada, 2016 · Fungi (Kingdom) > Ascomycota (Phylum) > Arthoniomycetes (Class) > Arthoniales (Order) > Roccellaceae (Family)

Seriana
     Seriana Dworakowska, 1971 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)
 Seriana accepted as Seriania C.F. Schumacher, 1794 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Sapindaceae (Family)

Sericaria
     Sericaria Motschoulsky in Schrenk, 1860 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Sericaria Berthold in Latreille, 1827 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Sericesthis
 Sericesthis Hope, 1842 accepted as Sericesthis Boisduval, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Sericesthis Dejean, 1833 accepted as Sericesthis Boisduval, 1835 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Sericesthis Boisduval, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Sericocera
     Sericocera Macquart, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Sericocera Brullé in Lepeletier, 1846 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Argidae (Family)

Sericodes
     Sericodes Schmid, 1987 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Leptoceridae (Family)
     Sericodes A. Gray, 1852 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zygophyllales (Order) > Zygophyllaceae (Family)

Sericogaster
     Sericogaster Westwood, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Colletidae (Family)
     Sericogaster Dejean, 1835 accepted as Ochimus Thomson, 1860 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Sericolophus
 Sericolophus Ijima, 1901 accepted as Ijimalophus Van Soest & Hooper in Van Soest, Hooper & Butler, 2020 · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Amphidiscosida (Order) > Pheronematidae (Family)
 Sericolophus Reichenbach, 1849 accepted as Serilophus Swainson, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Eurylaimidae (Family)
 Sericolophus Lendenfeld, 1901 accepted as Sericolophus Ijima, 1901 · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Amphidiscosida (Order) > Pheronematidae (Family)

Sericopompilus
     Sericopompilus Howard, 1901 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pompilidae (Family)
 Sericopompilus Ashmead, 1902 accepted as Sericopompilus Howard, 1901 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pompilidae (Family)

Sericosoma
     Sericosoma Macquart, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Bombyliidae (Family)
 Sericosoma Siebke, 1878 accepted as Sericus Eschscholtz in Thon, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Sericosomus
 Sericosomus Sundevall, 1857 accepted as Sericosomus Sundevall, 1857 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Sericosomus Dejean, 1833 accepted as Sericus Eschscholtz in Thon, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
 Sericosomus Stephens, 1839 accepted as Sericus Eschscholtz in Thon, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Sericostoma
     Sericostoma Berthold in Latreille, 1827 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Sericostomatidae (Family)
     Sericostoma Stocks in R. Wight, 1848 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Boraginales (Order) > Boraginaceae (Family)

Seringia
     Seringia J. Gay, 1821 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
 Seringia K.P.J. Sprengel, 1818 accepted as Seringia K.P.J. Sprengel, 1818 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Celastrales (Order) > Celastraceae (Family)

Serinus
 Serinus Preston, 1912 accepted as Serinus Preston, 1912 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Serinus Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)
     Serinus Jarocki, 1822 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Serioides
 Serioides Curtis, 1844 accepted as Sericoides Guérin-Méneville, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Serioides Pelman, 1985 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Monoplacophora (Class) > Monoplacophora (awaiting allocation) (Order) > Monoplacophora (awaiting allocation) (Family)

Seriola
 Seriola Hanitsch, 1889 accepted as Stryphnus Sollas, 1886 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Astrophorida (Order) > Ancorinidae (Family)
 Seriola Topsent, 1892 accepted as Ancorina Schmidt, 1862 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Astrophorida (Order) > Ancorinidae (Family)
 Seriola Linnaeus, 1763 accepted as Hypochaeris Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Seriola Cuvier, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Carangidae (Family)

Seriphus
     Seriphus Bates, 1864 accepted as Proseriphus Monné, 2005 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Seriphus Ayres, 1860 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Sciaenidae (Family)

Seris
 Seris Lessing, 1830 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Seris Willdenow, 1807 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Serjania
     Serjania P. Miller, 1754 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Sapindaceae (Family)
 Serjania Vellozo, 1829 accepted as · Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae incertae sedis (Family)

Sermyla
     Sermyla Walker, 1854 accepted as Myserla Lamas, 2017 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
 Sermyla Chapuis in Lacordaire, 1875 accepted as Sermylassa Reitter, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Sermyla H. Adams & A. Adams, 1854 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Thiaridae (Family)

Serpa
     Serpa Distant, 1908 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)
 Serpa Cloquet, 1827 accepted as Serpe Cloquet, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Myctophiformes (Order) > Myctophidae (Family)

Serpaea
     Serpaea Bourguignat, 1889 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Serpaea G. Gardner, 1848 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Serpe
     Serpe Risso, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Myctophiformes (Order) > Myctophidae (Family)
 Serpe Cloquet, 1829 accepted as Lampanyctus Bonaparte, 1840 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Myctophiformes (Order) > Myctophidae (Family)

Serphus
     Serphus Stål, 1862 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Belostomatidae (Family)
 Serphus Schrank, 1780 accepted as Proctotrupes Latreille, 1796 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Proctotrupidae (Family)

Serpula
 Serpula Coy, 1862 accepted as Hyalonema Gray, 1832 · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Amphidiscosida (Order) > Hyalonematidae (Family)
     Serpula (Persoon) S.F. Gray, 1821 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Boletales (Order) > Serpulaceae (Family)
 Serpula Stanton et al., 1991 accepted as Serpulina Stanton, 1992 · Bacteria (Kingdom) > Spirochaetae (Phylum) > Spirochaetes (Class) > Brachyspirales (Order) > Brachyspiraceae (Family)
     Serpula Linnaeus, 1758 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Serpulidae (Family)

Serpularia
     Serpularia Münster, 1840 † · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Serpulimorpha (Order) > Serpulimorpha (awaiting allocation) (Family)
 Serpularia Roemer, 1843 † accepted as Serpulospira Cossmann, 1915 † · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca incertae sedis (Class) > Gastropoda/Monoplacophora incertae sedis (Order) > Euomphalina (awaiting allocation) (Family)
     Serpularia Rostafinski, 1874 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Serpulina
     Serpulina Zborzevski, 1834 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Annelida (awaiting allocation) (Class) > Annelida (awaiting allocation) (Order) > Annelida (awaiting allocation) (Family)
     Serpulina Stanton, 1992 · Bacteria (Kingdom) > Spirochaetae (Phylum) > Spirochaetes (Class) > Brachyspirales (Order) > Brachyspiraceae (Family)

Serpulites
 Serpulites Blumenbach, 1803 † accepted as Serpula Linnaeus, 1758 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Serpulidae (Family)
 Serpulites Murchison, 1839 † accepted as Serpulites Murchison, 1839 † · Animalia (Kingdom) > Annelida (Phylum) > Annelida (awaiting allocation) (Class) > Annelida (awaiting allocation) (Order) > Annelida (awaiting allocation) (Family)

Serpuloides
     Serpuloides Murchison, 1839 † (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Annelida (awaiting allocation) (Class) > Annelida (awaiting allocation) (Order) > Annelida (awaiting allocation) (Family)
     Serpuloides Gray, 1850 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Serpulopsis
     Serpulopsis Girty, 1911 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lituolida (Order) > Ammodiscidae (Family)
     Serpulopsis Kittl, 1912 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Serra
     Serra Lesson, 1832 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Serra Oken, 1816 accepted as Serra Oken, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Serra Cavanilles, 1786 accepted as Senra Cavanilles, 1786 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)

Serrania
 Serrania Garrido, 2003 accepted as Nesocyrtosoma Marcuzzi, 1976 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Serrania Liñán, 1978 · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Bigotinidae (Family)

Serraria
 Serraria Adanson, 1763 accepted as Serruria J. Burman ex R.A. Salisbury, 1807 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Proteales (Order) > Proteaceae (Family)
 Serraria Gilbert, 1884 accepted as Percina Haldeman, 1842 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Percidae (Family)

Serratia
     Serratia Bizio, 1823 (Approved Lists, 1980) · Bacteria (Kingdom) > Proteobacteria (Phylum) > Gammaproteobacteria (Class) > Enterobacterales (Order) > Yersiniaceae (Family)
     Serratia Ballantyne, 2019 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lampyridae (Family)

Serrator
     Serrator Sprüngli in Storr, 1784 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Serrator Mégnin, 1880 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)

Serratula
     Serratula Szaniawski & Wrona, 1973 † · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Polychaeta (awaiting allocation) (Order) > Polychaeta incertae sedis (Family)
     Serratula Schulze, 1765 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Serratula Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Serratus
     Serratus Linnavuori, 1959 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Serratus Wood & Bright, 1992 accepted as Serrastus Nunberg, 1969 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Serrilepis
     Serrilepis Chalifa, 1989 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Actinopterygii (awaiting allocation) (Order) > Actinopterygii (awaiting allocation) (Family)
     Serrilepis Forey, Lu, Patterson & Davies, 2003 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Aulopiformes (Order) > Halecidae (Family)

Serripes
     Serripes Gould, 1841 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Cardiidae (Family)
     Serripes Heyler & Lessertisseur, 1963 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Labyrinthodontia (Order) > Labyrinthodontia (awaiting allocation) (Family)

Serropalpus
 Serropalpus Falderman, 1835 accepted as Pleonomus Ménétriés, 1848 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
 Serropalpus Latreille, 1796 accepted as Melandrya Fabricius, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Melandryidae (Family)
     Serropalpus Hellenius, 1786 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Melandryidae (Family)

Serrula
     Serrula Schockaert, Curini-Galletti, De Ridder, Volonterio & Artois, 2009 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Seriata (Order) > Meidiamidae (Family)
 Serrula Netolitzky, 1910 accepted as Microserrullula Netolitzky, 1921 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Serrula Mörch, 1853 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Donacidae (Family)

Serrulina
     Serrulina Mousson, 1873 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Clausiliidae (Family)
     Serrulina Schockaert, Curini-Galletti, De Ridder & Artois, 2011 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Seriata (Order) > Calviriidae (Family)

Sertolara
     Sertolara Nardo, 1834 (uncertain)· Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Bryopsidales (Order) > Codiaceae (Family)
 Sertolara Cavolini, 1785 accepted as Sertularia Linnaeus, 1758 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Sertulariidae (Family)

Sertorius
     Sertorius Stål, 1866 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Membracidae (Family)
 Sertorius Kaup, 1871 accepted as Publius Kaup, 1871 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Passalidae (Family)

Sertularia
 Sertularia Boehmer in Ludwig, 1760 accepted as Halimeda J.V.F. Lamouroux, 1812 · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Bryopsidales (Order) > Halimedaceae (Family)
     Sertularia Linnaeus, 1758 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Sertulariidae (Family)

Serval
 Serval Gray, 1867 accepted as Leptailurus Sewertzow, 1858 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Felidae (Family)
 Serval Brehm, 1864 accepted as Leptailurus Sewertzow, 1858 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Felidae (Family)

Servillia
     Servillia Robineau-Desvoidy, 1830 accepted as Tachina Meigen, 1803 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Servillia Blanchard in Gay, 1851 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)

Seserinus
 Seserinus Oken, 1817 accepted as Stromateus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Stromateidae (Family)
     Seserinus Bloch, 1792 accepted as Seserinus Bloch, 1792 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Sesia
 Sesia Blanford, 1872 accepted as Tesia Hodgson, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sylviidae (Family)
 Sesia Adanson, 1763 accepted as Gloeophyllum P.A. Karsten, 1882 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Gloeophyllales (Order) > Gloeophyllaceae (Family)
     Sesia Fabricius, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Sesiidae (Family)

Sestinia
 Sestinia P.E. Boissier & R.F. Hohenacker, 1843 accepted as Wendlandia Bartling ex A.P. de Candolle, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
     Sestinia P.E. Boissier, 1844 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)

Sestra
     Sestra Walker, 1862 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Sestra Barrande, 1881 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Praecardioida (Order) > Antipleuridae (Family)

Setabis
     Setabis Westwood in Doubleday & Westwood, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Riodinidae (Family)
     Setabis Stål, 1866 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Setagrotis
 Setagrotis Warren in Seitz, 1912 accepted as Estagrotis Nye, 1975 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Setagrotis Smith, 1890 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Setaphis
     Setaphis Simon, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Gnaphosidae (Family)
     Setaphis van der Goot, 1917 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphididae (Family)

Setaria
     Setaria Viborg, 1795 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Onchocercidae (Family)
 Setaria Acharius ex A. Michaux, 1803 accepted as Bryoria I.M. Brodo & D.L. Hawksworth, 1977 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Parmeliaceae (Family)
 Setaria Mulsant & Rey, 1863 accepted as Setariola Jacobson, 1915 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Erotylidae (Family)
     Setaria Blyth, 1844 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Setaria Oken, 1815 accepted as Gordius Linnaeus, 1758 · Animalia (Kingdom) > Nematomorpha (Phylum) > Gordioida (Class) > Gordea (Order) > Gordiidae (Family)
     Setaria Palisot de Beauvois, 1812 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Setella
 Setella Dana, 1846 accepted as Macrosetella A. Scott, 1909 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Miraciidae (Family)
 Setella H. Sydow & P. Sydow, 1916 accepted as Dysrhynchis F.E. Clements, 1909 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetidae incertae sedis (Order) > Parodiopsidaceae (Family)
     Setella Schrank, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Prodoxidae (Family)

Setia
     Setia Ferràndez-Cañadell, 2002 † (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Orbitoididae (Family)
     Setia H. Adams & A. Adams, 1852 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Rissoidae (Family)
     Setia Oken, 1815 accepted as Sesia Fabricius, 1775 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Sesiidae (Family)
     Setia Meigen, 1829 accepted as Sesia Fabricius, 1775 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Sesiidae (Family)

Setifer
     Setifer Tiedemann, 1808 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
     Setifer Duméril, 1806 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Afrosoricida (Order) > Tenrecidae (Family)

Setiger
     Setiger Cuvier, 1800 accepted as Setiger Cuvier, 1800 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Afrosoricida (Order) > Tenrecidae (Family)
     Setiger Geoffroy, 1839 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Erinaceomorpha (Order) > Erinaceidae (Family)

Setigerella
     Setigerella Ehrenberg, 1872 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Setigerella Girty, 1938 † accepted as Setigerites Girty, 1939 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Productidae (Family)

Setina
     Setina Hübner, 1819 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Setina Schrank, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Setomedea
     Setomedea Iredale, 1941 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Charopidae (Family)
     Setomedea Iredale, 1933 accepted as Setomedea Iredale, 1941 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Charopidae (Family)

Setosa
 Setosa Ewart in Ewart & Davies, 1917 accepted as Chamaeraphis R. Brown, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
     Setosa Redtenbacher in Brunner & Redtenbacher, 1906 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phasmatodea (Order) > Pseudophasmatidae (Family)

Setvena
     Setvena Illies, 1966 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Plecoptera (Order) > Perlodidae (Family)
     Setvena Ricker, 1952 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Plecoptera (Order) > Perlodidae (Family)

Seubertia
 Seubertia Kunth, 1843 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
 Seubertia H.C. Watson, 1844 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Seuratia
     Seuratia Patouillard, 1904 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetes incertae sedis (Order) > Seuratiaceae (Family)
 Seuratia Ditlevsen, 1918 accepted as Seuratiella Ditlevsen, 1921 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Chromadorida (Order) > Cyatholaimidae (Family)
     Seuratia Skrjabin, 1916 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Acuariidae (Family)

Seuthes
 Seuthes Pascoe, 1869 accepted as Cleonice Thomson, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Seuthes Roewer, 1935 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
 Seuthes Henriksen, 1932 accepted as Paraselenca Roewer, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Assamiidae (Family)

Severella
     Severella Sapelnikov, 1963 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Pentamerida (Order) > Pentamerida (awaiting allocation) (Family)
     Severella Schallreuter, 1964 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Palaeocopida (Order) > Tetradellidae (Family)

Severinia
 Severinia Ulmer, 1907 accepted as Neoseverinia Ulmer, 1908 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Lepidostomatidae (Family)
     Severinia Finot, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mantodea (Order) > Toxoderidae (Family)
     Severinia Tenore, 1840 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)

Severiniella
     Severiniella Montrouzier, 1894 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Plataspidae (Family)
     Severiniella Montandon, 1894 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Severnichthys
     Severnichthys Storrs, 1994 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Severnichthys Stringer & Schwarzhans, 2021 † accepted as Severnichthus Stringer & Schwarzhans, 2021 † (junior homonym)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Polymixiiformes (Order) > Polymixiiformes (awaiting allocation) (Family)

Sewardiella
 Sewardiella A. Fucini, 1936 † accepted as · Questionable / non-biota (fossil) (Kingdom) > Pseudofossils (Phylum) > (Class) > (Order) > (Family)
     Sewardiella Kashyap, 1915 · Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Metzgeriales (Order) > Codoniaceae (Family)

Sewellia
 Sewellia Lang, 1965 accepted as Sewelliapusia Huys, 2009 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Dactylopusiidae (Family)
     Sewellia Hora, 1932 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Balitoridae (Family)

Sextonia
 Sextonia Chevreux, 1920 accepted as Idunella G.O. Sars, 1894 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Liljeborgiidae (Family)
     Sextonia H. van der Werff, 1998 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Laurales (Order) > Lauraceae (Family)

Seychellea
 Seychellea Smith, 1957 accepted as Amblygobius Bleeker, 1874 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Gobiidae (Family)
     Seychellea S.G. Razafimandimbison & C. Rydin, 2019 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Seychellia
     Seychellia Saaristo, 1978 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Telemidae (Family)
 Seychellia accepted as Seychellea Smith, 1957 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Gobiidae (Family)

Seymouria
     Seymouria Broili, 1904 † · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Seymouriamorpha (Order) > Seymouriidae (Family)
 Seymouria Sweet, 1824 accepted as Pelargonium L'Héritier ex W. Aiton, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Geraniales (Order) > Geraniaceae (Family)

Seyrigia
     Seyrigia Théry, 1937 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
     Seyrigia Keraudren, 1961 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cucurbitales (Order) > Cucurbitaceae (Family)

Seytinia
 Seytinia Neave, 1940 accepted as Dermochelys de Blainville, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Dermochelyidae (Family)
     Seytinia Wagler, 1828 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Shackletonia
     Shackletonia K.H. Barnard, 1931 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Acidostomatidae (Family)
     Shackletonia U. Søchting, P. Frödén & U. Arup in Arup, Søchting & Frödén, 2013 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Teloschistales (Order) > Teloschistaceae (Family)

Shafferia
     Shafferia Walcott, 1917 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
     Shafferia Gielis, 1993 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pterophoridae (Family)

Shana
 Shana Kirkaldy, 1902 accepted as Deraeocoris Kirschbaum, 1855 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)
     Shana Wu & Pessagno in Wu, 1993 † (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > (Order) > Polycystinea (awaiting allocation) (Family)

Shanganella
     Shanganella A.G. Vologdin, 1969 † (uncertain)· Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Cyanophyceae (awaiting allocation) (Order) > Shanganellaceae (Family)
     Shanganella Pokrovskaya, 1959 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Shannoniella
     Shannoniella Fonseca & Silva Ramos, 1940 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Culicidae (Family)
     Shannoniella Townsend, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Rhinophoridae (Family)

Shannonomyia
     Shannonomyia Alexander, 1929 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tipulidae (Family)
     Shannonomyia Alexander, 1928 accepted as Shannonomyia Alexander, 1929 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tipulidae (Family)
     Shannonomyia Dyar, 1929 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Psychodidae (Family)

Shanwangicarabus
     Shanwangicarabus Hong & Wang, 1986 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Shanwangicarabus Hong & Wang MS. in Hong, 1984 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Sharovia
     Sharovia Pinto & Ornellas, 1978 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Protorthoptera (Order) > Protorthoptera (awaiting allocation) (Family)
     Sharovia Sinichenkova in Sharov & Sinichenkova, 1977 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Palaeodictyoptera (Order) > Palaeodictyoptera (awaiting allocation) (Family)
     Sharovia Otte, 1997 † accepted as Paroecanthus Sharov, 1968 † (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Gryllidae (Family)

Sharpia
 Sharpia Broun, 1880 accepted as Sharpides Kirkaldy, 1910 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ripiphoridae (Family)
 Sharpia Barboza de Bocage, 1878 accepted as Ploceus Cuvier, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Passeridae (Family)
     Sharpia Tournier, 1874 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Sharpia Fauvel, 1878 accepted as Homalotrichus Solier in Gay, 1849 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Sharpides
     Sharpides Broun, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ripiphoridae (Family)
     Sharpides Kirkaldy, 1910 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ripiphoridae (Family)

Shastrina
 Shastrina Singh & Kalia, 1970 † accepted as Shastrina Huddleston & Kalia, 1981 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Siphogenerinoididae (Family)
     Shastrina Huddleston & Kalia, 1981 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Siphogenerinoididae (Family)

Shawia
 Shawia J.R. Forster & J.G.A. Forster, 1775 accepted as Olearia Moench, 1802 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Shawia Lamouroux, 1816 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Shearia
     Shearia Mikhaljova, 1999 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Chordeumatida (Order) > Diplomaragnidae (Family)
     Shearia Petrak, 1924 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Pleosporales (Order) > Pleomassariaceae (Family)

Sheffieldia
     Sheffieldia J.R. Forster & J.G.A. Forster, 1775 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Primulaceae (Family)
     Sheffieldia Druce, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)

Shelania
     Shelania Casamiquela, 1960 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Anura (awaiting allocation) (Family)
     Shelania Casamiquela, 1961 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Anura (awaiting allocation) (Family)

Sheldonia
     Sheldonia Finks, Hollocher & Thies, 2011 † · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Lyssacinosida (Order) > Euplectellidae (Family)
     Sheldonia Ancey, 1887 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Urocyclidae (Family)

Shelfordella
     Shelfordella Adelung, 1911 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Blattidae (Family)
 Shelfordella Hanitsch, 1933 accepted as Shelfordina Hebard, 1929 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Ectobiidae (Family)

Shelfordia
 Shelfordia Stummer-Traunfels, 1902 accepted as Limnoplana Faubel, 1983 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Polycladida (Order) > Limnostylochidae (Family)
     Shelfordia Cameron, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Braconidae (Family)
 Shelfordia Breuning, 1954 accepted as Entelopes Guérin-Méneville, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Shennongia
     Shennongia Zhu, Tao, Xu & Gu, 1992 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Anthozoa (awaiting allocation) (Order) > (Family)
     Shennongia Liu in Liu & Jin, 1997 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)

Shepherdia
     Shepherdia Dunstan, 1923 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ademosynidae (Family)
     Shepherdia Nuttall, 1818 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Elaeagnaceae (Family)

Sherardia
 Sherardia Boehmer in C.G. Ludwig, 1760 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Aizoaceae (Family)
     Sherardia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Sherardia P. Miller, 1754 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Verbenaceae (Family)

Shiheziestheria
 Shiheziestheria Wang, 2012 † accepted as Shiheziestheria Wang, 2013 † · Animalia (Kingdom) > Arthropoda (Phylum) > Branchiopoda (Class) > Diplostraca (Order) > Conchostraca (awaiting allocation) (Family)
     Shiheziestheria Wang, 2013 † · Animalia (Kingdom) > Arthropoda (Phylum) > Branchiopoda (Class) > Diplostraca (Order) > Conchostraca (awaiting allocation) (Family)

Shilengshuia
     Shilengshuia Zhou & Yin, 1978 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
     Shilengshuia Zhou & Yin in Zhang, Lu, Zhu, Qian, Lin, Zhou, Zhang & Yuan, 1980 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Shindeobothrium
     Shindeobothrium Shinde & Chincholikar, 1975 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Tetraphyllidea (Order) > Shindeobothriiidae (Family)
     Shindeobothrium Shinde, Patel & Begum, 2000 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Tetrabothriidae (Family)

Shipleya
     Shipleya Fuhrmann, 1907 accepted as Shipleya Fuhrmann, 1908 (nomen nudum)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Dioecocestidae (Family)
     Shipleya Fuhrmann, 1908 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Dioecocestidae (Family)

Shiraia
     Shiraia Hennings, 1900 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Pleosporales (Order) > Pleosporales incertae sedis (Family)
     Shiraia Sugi in Inoue & Kawabe, 1982 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Shirakia
     Shirakia Matsumura, 1914 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Derbidae (Family)
     Shirakia Viereck, 1913 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Shirakia Hurusawa, 1954 accepted as Neoshirakia H.-J. Esser, 1998 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)
     Shirakia S. Kawasaki, 1934 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiidae (awaiting allocation) (Order) > Polypodiidae (awaiting allocation) (Family)
 Shirakia Beier, 1935 accepted as Amantis Giglio-Tos, 1915 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mantodea (Order) > Gonypetidae (Family)

Shirazia
     Shirazia Amsel, 1954 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
     Shirazia Dlabola, 1977 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Shortia
     Shortia Torrey & A. Gray, 1842 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Diapensiaceae (Family)
 Shortia Rafinesque, 1840 accepted as Arabis Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
     Shortia Gauld, 1984 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)

Shuckardipaussus
 Shuckardipaussus Kolbe, 1933 accepted as Paussus Linnaeus, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Shuckardipaussus Kolbe, 1938 accepted as Paussus Linnaeus, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Shumardella
     Shumardella Pribyl & Vanek, 1980 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
     Shumardella Weller, 1910 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Rhynchonellida (Order) > Petasmariidae (Family)

Shurebus
     Shurebus White, 1847 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
 Shurebus Vérany, 1846 accepted as Brachynotus De Haan, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Grapsidae (Family)

Shuttleworthia
 Shuttleworthia Meisner, 1840 accepted as Verbena Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Verbenaceae (Family)
     Shuttleworthia Downes, Munson, Radford, Spratt & Wade, 2002 · Bacteria (Kingdom) > Firmicutes (Phylum) > Clostridia (Class) > Clostridiales (Order) > Lachnospiraceae (Family)
     Shuttleworthia Baker, 1941 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Siagona
     Siagona Latreille, 1804 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Siagona Berthold, 1827 accepted as Siagonium Kirby in Kirby & Spence, 1815 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Siagona Meigen, 1830 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)

Siagonum
 Siagonum Curtis, 1824 accepted as Siagonium Kirby in Kirby & Spence, 1815 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Siagonum Latreille in Cuvier, 1829 accepted as Siagonium Kirby in Kirby & Spence, 1815 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Sialis
 Sialis Lafresnaye, 1839 accepted as Sialia Swainson, 1827 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Muscicapidae (Family)
     Sialis Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Megaloptera (Order) > Sialidae (Family)

Sibbaldius
 Sibbaldius Gray, 1864 accepted as Balaenoptera Lacépède, 1804 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Balaenopteridae (Family)
 Sibbaldius Flower, 1865 accepted as Balaenoptera Lacépède, 1804 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Balaenopteridae (Family)

Siberiella
     Siberiella G.P. Radczenko in L.L. Khalfin, 1955 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridophyta/Pteridospermophyta (unclassified foliage) (Class) > Pteridophyta/Pteridospermophyta (awaiting allocation) (Order) > Pteridophytes/Pteridosperms (awaiting allocation) (Family)
 Siberiella K.B. Korde, 1957 † accepted as · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Dasycladales (Order) > Seletonellaceae (Family)
     Siberiella Haman, 1988 † (uncertain)· Protozoa (Kingdom) > Sarcomastigota (awaiting allocation) (Phylum) > (Class) > (Order) > Sarcomastigota (awaiting allocation) (Family)

Sibia
 Sibia Hodgson, 1836 accepted as Actinodura Gould, 1836 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sylviidae (Family)
     Sibia Hodgson, 1836, nom. nud. accepted as Actinodura Gould, 1836 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sylviidae (Family)

Sibilatrix
     Sibilatrix Kaup, 1829 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Sibilatrix Fitzinger, 1843 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)

Sibiriella
 Sibiriella Medvedev, 1999 accepted as Chrysolina Motschoulsky in Schrenck, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Sibiriella Z.K. Fajzulina in Z.A. Akulcheva et al., 1981 † · Plantae (Kingdom) > Acritarcha (Phylum) > (Class) > (Order) > (Family)
     Sibiriella Haman, 1988 accepted as Sibiriella Haman, 1988 (taxon inquirendum)· Chromista (Kingdom) > Retaria (Phylum) > Foraminifera incertae sedis (Class) > (Order) > (Family)

Sibylla
     Sibylla Thomson, 1858 accepted as Zehra Özdikmen, 2008 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Sibylla Stål, 1856 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mantodea (Order) > Hymenopodidae (Family)

Sibynia
 Sibynia Agassiz, 1846 accepted as Sibinia Germar, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Sibynia Wollaston, 1865 accepted as Sibinia Germar, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Sicameira
     Sicameira Klie, 1950 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Ameiridae (Family)
     Sicameira Por, 1964 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Ameiridae (Family)

Sicardia
     Sicardia Reitter, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Sicardia Théry, 1909 accepted as Obenbergerietta Strand, 1942 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Sicarius
     Sicarius Walckenaer, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Sicariidae (Family)
     Sicarius Li, 1934 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Habronematidae (Family)
     Sicarius Leidy, 1855 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Sichuania
     Sichuania Lin, 1990 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Palaeocopida (Order) > Palaeocopida (awaiting allocation) (Family)
 Sichuania Lopatin, 2002 accepted as Meristoides Laboissière, 1929 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Sichuania Chen in Gu et al., 1976 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Pterioida (Order) > Pterioida (awaiting allocation) (Family)
     Sichuania M.G. Gilbert & P.T. Li, 1995 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
 Sichuania L. Yanling, H. Lange-Bertalot & D. Metzelin, 2009 accepted as Sichuaniella L. Yanling, H. Lange-Bertalot & D. Metzeltin, 2013 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > Naviculales (Order) > Naviculales (awaiting allocation) (Family)
     Sichuania D. Edwards & C.-S. Li, 2018 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Zosterophyllopsida (Class) > Zosterophyllales (Order) > (Family)
     Sichuania Y.-Z. Zhao, 2018 accepted as Noccaea Moench, 1802 (junior subjective synonym)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Sicidium
 Sicidium Bleeker, 1874 accepted as Sicyopterus Gill, 1860 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Gobiidae (Family)
 Sicidium Storer, 1846 accepted as Sicydium Valenciennes in Cuvier & Valenciennes, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Gobiidae (Family)

Sicklera
 Sicklera Sendtner, 1846 accepted as Brachistus Miers, 1849 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Solanaceae (Family)
 Sicklera M.J. Roemer, 1846 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)

Siculus
     Siculus Dlabola, 1980 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Siculus Zimmerman, 1994 accepted as Roecus Zimmerman in Alonso-Zarazaga & Lyal, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Sicus
     Sicus Scopoli, 1763 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Conopidae (Family)
     Sicus Latreille, 1796 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Empididae (Family)

Sicya
     Sicya Guenée, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
 Sicya Jordan & Evermann, 1896 accepted as Sicydium Valenciennes in Cuvier & Valenciennes, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Gobiidae (Family)

Sicydium
 Sicydium A. Gray, 1850 accepted as Sicydium A. Gray, 1850 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cucurbitales (Order) > Cucurbitaceae (Family)
     Sicydium Valenciennes in Cuvier & Valenciennes, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Gobiidae (Family)
     Sicydium Schlechtendal, 1832 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cucurbitales (Order) > Cucurbitaceae (Family)

Sicyodon
 Sicyodon Fourmanoir, 1966 accepted as Lobulogobius Koumans in Blegvad & Løppenthin, 1944 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Gobiidae (Family)
 Sicyodon Feer accepted as Campanula Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Campanulaceae (Family)

Sicyogaster
 Sicyogaster Brisout de Barneville, 1846 accepted as Gobiesox Lacepède, 1800 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gobiesociformes (Order) > Gobiesocidae (Family)
 Sicyogaster Gill, 1860 accepted as Lentipes Günther, 1861 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Gobiidae (Family)

Sicyomorpha
     Sicyomorpha F. Wang, G. Zhou & Q. Chen, 1980 † · Plantae (Kingdom) > Acritarcha (Phylum) > (Class) > (Order) > (Family)
     Sicyomorpha Miers, 1872 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Celastrales (Order) > Celastraceae (Family)

Sicyonia
 Sicyonia Hübner, 1816 accepted as Heliconius Kluk, 1780 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
     Sicyonia H. Milne Edwards, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Sicyoniidae (Family)

Sicyopus
     Sicyopus Gravier, 1918 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Actiniaria (Order) > Sagartiidae (Family)
     Sicyopus Gill, 1863 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Gobiidae (Family)

Sicyus
     Sicyus F.E. Clements accepted as Sicyos Linnaeus, 1753 (misspelling - incorrect subsequent spelling)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cucurbitales (Order) > Cucurbitaceae (Family)
     Sicyus Chen & Zheng, 1986 † accepted as Tawuia H.J. Hofmann in Hofmann & Aitken, 1979 † (nomen nudum)· Plantae (Kingdom) > Algae incertae sedis (Phylum) > Chuariaphyceae (Class) > Chuariales (Order) > Tawuiaceae (Family)

Sida
     Sida Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
     Sida Straus, 1820 · Animalia (Kingdom) > Arthropoda (Phylum) > Branchiopoda (Class) > Diplostraca (Order) > Sididae (Family)

Sidera
 Sidera Weber & Beaufort, 1911 accepted as Gymnothorax Bloch, 1795 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Muraenidae (Family)
 Sidera Kaup in Duméril, 1856 accepted as Gymnothorax Bloch, 1795 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Muraenidae (Family)

Siderea
     Siderea Omelko in Ler, 1999 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Siderea Stainton, 1858 accepted as Siderea Stainton, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Siderea Kaup, 1856 accepted as Gymnothorax Bloch, 1795 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Muraenidae (Family)

Sideria
 Sideria accepted as Sidera Kaup in Duméril, 1856 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Muraenidae (Family)
 Sideria Ewart & Petrie, 1926 accepted as Melhania Forsskål, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
     Sideria Guenée, 1845 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Siderina
 Siderina Dana in Wilkes, 1848 accepted as Siderastrea Blainville, 1830 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Siderastreidae (Family)
 Siderina Abrard, 1926 † accepted as Arnaudiella Douvillé, 1907 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Lepidorbitoididae (Family)

Siderocystis
 Siderocystis Korshikov, 1953 accepted as Siderocystopsis Swale, 1964 · Plantae (Kingdom) > Chlorophyta (Phylum) > Trebouxiophyceae (Class) > Chlorellales (Order) > Oocystaceae (Family)
     Siderocystis E. Naumann, 1922 (uncertain)· Bacteria (Kingdom) > Bacteria (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)

Sideroderma
     Sideroderma Peters, 1871 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
 Sideroderma Ridley & Dendy, 1886 accepted as Coelosphaera Thomson, 1873 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Poecilosclerida (Order) > Coelosphaeridae (Family)
 Sideroderma Lendenfeld, 1883 accepted as Polymastia Bowerbank, 1862 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Hadromerida (Order) > Polymastiidae (Family)

Siderolina
 Siderolina Defrance, 1824 † accepted as Siderolites Lamarck, 1801 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Calcarinidae (Family)
     Siderolina d'Orbigny, 1826 (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Calcarinidae (Family)

Sideroseris
     Sideroseris Wells, 1945 † · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Scleractinia (awaiting allocation) (Family)
     Sideroseris Beauvais, 1964 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Anthozoa (awaiting allocation) (Order) > (Family)

Sidis
 Sidis Mulsant, 1850 accepted as Nephus Mulsant, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
 Sidis Pascoe, 1866 accepted as Sidellus McKeown, 1945 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Sidonia
     Sidonia Duponchel in Godart, 1842 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Sidonia Schulze, 1854 accepted as Rhodope Koelliker, 1847 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Nudibranchia (Order) > Rhodopidae (Family)
     Sidonia Erdös, 1957 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eurytomidae (Family)

Sidyma
 Sidyma Simon, 1895 accepted as Sidymella Strand, 1942 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Pholcidae (Family)
     Sidyma Walker, 1856 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Siebera
     Siebera J. Gay, 1827 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Siebera H.G.L. Reichenbach, 1829 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
 Siebera Hoppe, 1819 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)

Sieberina
     Sieberina Andronov, 1961 † (uncertain)· Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Articulata (awaiting allocation) (Family)
     Sieberina Fuchs, 1970 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lagenida (Order) > Plectofrondiculariidae (Family)

Sieboldia
     Sieboldia Hoffmannsegg in Schlechtendal, 1842 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Ranunculaceae (Family)
     Sieboldia Bonaparte in Gray, 1838 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)

Siedleckia
     Siedleckia Caullery & Mesnil, 1898 · Chromista (Kingdom) > Miozoa (Phylum) > Blastogregarinea (Class) > Blastogregarinida (Order) > Siedleckiidae (Family)
     Siedleckia Fedorowski, 1975 † · Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Stauriida (Order) > Bothrophyllidae (Family)
     Siedleckia Janiszewska, 1953 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Siella
 Siella M.G. Pimenov, 1978 accepted as Berula W.D.J. Koch in F.K. Mertens & W.D.J. Koch, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
 Siella G.X. Yang in G.X. Yang et al., 2006 † accepted as Szecalamitina A.B. Doweld, 2012 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Calamitales (Order) > (Family)

Siepmannia
 Siepmannia H.I. Nirenberg & H. Kwaśna ex H.I. Nirenberg & H. Kwaśna in Kwaśna & Nirenberg, 2008 accepted as Lentamyces K. Hoffmann & K. Voigt, 2008 · Fungi (Kingdom) > Zygomycota (Phylum) > Mucoromycetes (Class) > Mucorales (Order) > Lentamycetaceae (Family)
 Siepmannia H.I. Nirenberg & H. Kwaśna in Kwaśna & Nirenberg, 2008 accepted as Lentamyces K. Hoffmann & K. Voigt, 2008 · Fungi (Kingdom) > Zygomycota (Phylum) > Mucoromycetes (Class) > Mucorales (Order) > Lentamycetaceae (Family)

Sieversia
 Sieversia Ganglbauer, 1887 accepted as Sivana Strand, 1942 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Sieversia Kobelt in Rossmaessler, 1880 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Sieversia Willdenow, 1811 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rosaceae (Family)

Sievertsia
     Sievertsia Smith & Paul, 1982 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Cyclocystoidea (Order) > Cyclocystoididae (Family)
 Sievertsia Radwanska, 1987 † accepted as Sievertsella Radwanska, 2003 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Isocrinida (Order) > Isocrinida (awaiting allocation) (Family)

Sifidius
     Sifidius Borowski & Wegrzynowicz, 2007 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Bostrichidae (Family)
     Sifidius Lesne, 1939 accepted as Sifidius Borowski & Wegrzynowicz, 2007 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Bostrichidae (Family)

Siga
     Siga Hübner, 1820 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Crambidae (Family)
     Siga Menge in Berendt, 1854 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)

Sigaloessa
     Sigaloessa Blackwall, 1864 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
     Sigaloessa Loew, 1866 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Asteiidae (Family)

Sigaloëssa
 Sigaloëssa Blackwall, 1864 accepted as Sigaloessa Blackwall, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
 Sigaloëssa Loew, 1866 accepted as Sigaloessa Loew, 1866 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Asteiidae (Family)

Sigerpes
 Sigerpes Wood-Mason, 1879 accepted as Catasigerpes Giglio-Tos, 1927 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mantodea (Order) > Hymenopodidae (Family)
     Sigerpes Germar, 1848 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Sigillaria
     Sigillaria A.T. Brongniart, 1822 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Lycopodiopsida (Class) > Lepidodendrales (Order) > Sigillariaceae (Family)
     Sigillaria Rafinesque, 1819 accepted as Maianthemum F.H. Wiggers, 1780 (unavailable name)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Asparagaceae (Family)
 Sigillaria Burmeister, 1837 accepted as Sigillina Savigny, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) > Enterogona (Order) > Holozoidae (Family)

Sigillum
     Sigillum Tragus ex Montandon, 1868 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
     Sigillum Therond, 1975 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)

Sigmatella
     Sigmatella Kützing, 1833 · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)
 Sigmatella (Müller Hal.) Müller Hal. in F. Reinecke, 1896 accepted as · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnobryales (Order) > Hypnaceae (Family)
 Sigmatella Lendenfeld, 1888 accepted as Chondropsis Carter, 1886 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Poecilosclerida (Order) > Chondropsidae (Family)

Sigmelasma
     Sigmelasma Potter, 1990 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Orthida (Order) > Orthida (awaiting allocation) (Family)
     Sigmelasma Potter, 1988 † (uncertain)· Animalia (Kingdom) > Brachiopoda (Phylum) > Brachiopoda (awaiting allocation) (Class) > Brachiopoda (awaiting allocation) (Order) > Brachiopoda (awaiting allocation) (Family)

Sigmella
     Sigmella Hebard, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Ectobiidae (Family)
 Sigmella Azbel & Mikhalevich in Mikhalevich, 1983 accepted as Novosigmella Özdikmen, 2009 · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Miliolida (Order) > Hauerinidae (Family)

Sigmodota
     Sigmodota Studer, 1876 · Animalia (Kingdom) > Echinodermata (Phylum) > Holothuroidea (Class) > Apodida (Order) > Chiridotidae (Family)
 Sigmodota Östergren, 1897 accepted as Sigmodota Studer, 1876 · Animalia (Kingdom) > Echinodermata (Phylum) > Holothuroidea (Class) > Apodida (Order) > Chiridotidae (Family)

Sigmodus
     Sigmodus Bonaparte, 1850 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Sigmodus Waagen, 1879 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Sigmoidella
     Sigmoidella Cushman & Ozawa, 1928 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lagenida (Order) > Polymorphinidae (Family)
 Sigmoidella Hebard, 1929 accepted as Sigmella Hebard, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Ectobiidae (Family)

Sigmomys
 Sigmomys Thomas, 1901 accepted as Sigmodon Say & Ord, 1825 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Cricetidae (Family)
 Sigmomys Ameghino, 1904 † accepted as Eusigmomys Ameghino, 1905 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Dinomyidae (Family)

Sigmophora
     Sigmophora Rondani, 1867 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eulophidae (Family)
 Sigmophora Cobb in M. Cobb, 1933 accepted as Sigmophoranema Hope & Murphy, 1972 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Desmodorida (Order) > Desmodoridae (Family)

Signoretia
 Signoretia Targioni-Tozzetti, 1868 accepted as Luzulaspis Cockerell, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Coccidae (Family)
     Signoretia Stål, 1859 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Jassidae (Family)
 Signoretia Kraatz, 1888 accepted as Trionymus Berg, 1899 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pseudococcidae (Family)

Sigthoria
     Sigthoria Koenike, 1907 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Anisitsiellidae (Family)
     Sigthoria Ceccolini & Cianferoni, 2021 accepted as Thorrhagidia Ceccolini & Cianferoni, 2022 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Rhagidiidae (Family)

Silana
     Silana Spaeth, 1914 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Silana Yoshii & Suhardjono, 1992 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > (Order) > Collembola (awaiting allocation) (Family)

Silberlingia
     Silberlingia Imlay, 1963 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)
 Silberlingia Monnet & Bucher, 2005 † accepted as Silberlingitoides Monnet & Bucher, 2006 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ceratitida (Order) > Ceratitidae (Family)

Silene
 Silene Broun, 1893 accepted as Monocrepidius Eschscholtz in Thon, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
     Silene Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)

Silenella
     Silenella Goryunova, 1992 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cryptostomida (Order) > Cryptostomida (awaiting allocation) (Family)
     Silenella Fenchel, 1965 · Chromista (Kingdom) > Ciliophora (Phylum) > Ciliophora (awaiting allocation) (Class) > Ciliophora (awaiting allocation) (Order) > Ciliophora (awaiting allocation) (Family)

Silenis
     Silenis Neckaja, 1958 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Metacopida (Order) > Metacopida (awaiting allocation) (Family)
     Silenis Razowski, 1987 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)

Silenites
     Silenites Coryell & Booth, 1933 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Bairdiocyprididae (Family)
 Silenites Ancey, 1880 accepted as Silenites Ancey, 1880 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Haplotrematidae (Family)

Silenopora
     Silenopora Brood, 1968 † accepted as Silenopora Brood, 1972 † (nomen nudum)· Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Cyclostomatida (awaiting allocation) (Family)
     Silenopora Brood, 1972 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Cyclostomatida (awaiting allocation) (Family)

Silenus
 Silenus Latreille, 1834 accepted as Anelastes Kirby, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Eucnemidae (Family)
 Silenus Goldfuss, 1820 accepted as Macaca Lacepède, 1799 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cercopithecidae (Family)

Siler
     Siler Simon, 1889 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Salticidae (Family)
 Siler P. Miller, 1754 accepted as Laserpitium Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Silex
 Silex Quoy & Gaimard, 1835 accepted as Silex Quoy & Gaimard, 1835 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Silex Pagenstecher, 1909 accepted as Silex Pagenstecher, 1909 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Silhouetta
     Silhouetta Millard & Bouillon, 1973 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Bougainvilliidae (Family)
 Silhouetta accepted as Silhouettea Smith, 1959 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Gobiidae (Family)

Silia
     Silia Mayer, 1876 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Silia Distant, 1884 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Silicaria
 Silicaria Blainville, 1827 accepted as Silicaria Blainville, 1827 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Solecurtidae (Family)
 Silicaria Daudin, 1800 accepted as Siliquaria Bruguière, 1789 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Siliquariidae (Family)

Silicosigmoilina
     Silicosigmoilina Cushman & Church, 1929 † · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Miliolida (Order) > Miliamminidae (Family)
     Silicosigmoilina Israelsky, 1953 † (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Silicula
     Silicula Jeffreys, 1879 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Nuculanida (Order) > Siliculidae (Family)
     Silicula Thiele, 1935 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Nuculanida (Order) > Siliculidae (Family)

Silicularia
     Silicularia Meyen, 1834 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Campanulariidae (Family)
 Silicularia R.H. Compton, 1953 accepted as Heliophila N.L. Burman ex Linnaeus, 1763 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Siligirites
     Siligirites Pokrovskaya, 1972 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
     Siligirites Pokrovskaya, 1961 † accepted as Siligirites Pokrovskaya, 1961 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Siliqua
     Siliqua Megerle von Mühlfeld, 1811 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Pharidae (Family)
     Siliqua Duhamel du Monceau, 1755 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Siliquaria
 Siliquaria S.F. Gray, 1821 accepted as Halidrys Lyngbye, 1819 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Fucales (Order) > Sargassaceae (Family)
 Siliquaria Bruguière, 1789 accepted as Tenagodus Guettard, 1770 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Siliquariidae (Family)
 Siliquaria Schumacher, 1817 accepted as Tagelus Gray, 1847 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Solecurtidae (Family)
     Siliquaria Forsskål, 1775 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Capparaceae (Family)
 Siliquaria Stackhouse, 1809 accepted as Halidrys Lyngbye, 1819 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Fucales (Order) > Sargassaceae (Family)

Siliquarius
 Siliquarius Roussel, 1806 accepted as Halidrys Lyngbye, 1819 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Fucales (Order) > Sargassaceae (Family)
 Siliquarius Montfort, 1810 accepted as Siliquaria Bruguière, 1789 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Siliquariidae (Family)

Silis
     Silis Charpentier, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cantharidae (Family)
     Silis Dejean, 1821 accepted as Silis Charpentier, 1825 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cantharidae (Family)

Sillophora
     Sillophora Warren, 1907 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Sillophora Warren, 1912 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Silo
     Silo Curtis, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Goeridae (Family)
 Silo Curtis, 1830 accepted as Silo Curtis, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Goeridae (Family)

Silphidium
 Silphidium Handlirsch, 1907 accepted as Silphites Fritsch, 1869 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > (Family)
     Silphidium A. Massalongo, 1853 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Silphidium (Torrey & A. Gray) Mesfin Tadesse & D.J. Crawford, 2023 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Silphites
     Silphites Oppenheim, 1888 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Silphites Fritsch, 1869 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > (Family)

Silphomorpha
 Silphomorpha Westwood, 1840 accepted as Sphallomorpha Westwood, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Silphomorpha Hope, 1838 accepted as Silphomorpha Hope, 1838 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Silphopsyllus
     Silphopsyllus Olsufiev, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Leiodidae (Family)
 Silphopsyllus Horn, 1921 accepted as Silphopsyllus Olsufiev, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Leiodidae (Family)
 Silphopsyllus Semenov, 1920 accepted as Silphopsyllus Olsufiev, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Leiodidae (Family)

Silus
 Silus Reinhardt, 1833 accepted as Argentina Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Argentiniformes (Order) > Argentinidae (Family)
 Silus Polenova, 1968 † accepted as Parabairdiacypris Polenova, 1970 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Palaeocopida (Order) > Palaeocopida (awaiting allocation) (Family)
     Silus Gill, 1863 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Silusa
     Silusa Kraatz · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Silusa Erichson, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Silva
 Silva Fibiger & Hacker, 2007 accepted as Cosmia Ochsenheimer, 1816 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Silva Verreaux, 1872 accepted as Minla Hodgson, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sylviidae (Family)

Silvaea
 Silvaea W.J. Hooker & G.A.W. Arnott, 1837 accepted as Trigonostemon Blume, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)
 Silvaea R.A. Philippi, 1860 accepted as Cistanthe Spach, 1836 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Montiaceae (Family)

Silvanopsis
     Silvanopsis Grouvelle, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cucujidae (Family)
 Silvanopsis Reitter, 1911 accepted as Silvanolomus Reitter, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cucujidae (Family)

Silvaticulicoides
 Silvaticulicoides Glukhova, 1977 accepted as Culicoides Latreille, 1809 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ceratopogonidae (Family)
     Silvaticulicoides Glukhova, 1972 accepted as Silvaticulicoides Glukhova, 1977 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ceratopogonidae (Family)

Silvestria
 Silvestria Brian, 1902 accepted as Areotrachelus Wilson, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Lernaeidae (Family)
     Silvestria Verhoeff, 1895 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Callipodida (Order) > Callipodidae (Family)
 Silvestria Schubert, 1921 † accepted as Parrina Cushman, 1931 · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Miliolida (Order) > Hauerinidae (Family)
 Silvestria Shinji, 1944 accepted as Silvestriola Skuhrava, 1997 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Cecidomyiidae (Family)
 Silvestria Tryapitsyn, 1972 accepted as Tremblaya Tryapitsin, 1985 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Encyrtidae (Family)

Silvestriella
     Silvestriella Hanzawa, 1952 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Calcarinidae (Family)
     Silvestriella (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Silvestrina
 Silvestrina Kieffer, 1912 accepted as Silvestriola Skuhrava, 1997 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Cecidomyiidae (Family)
 Silvestrina Prever, 1904 † accepted as Orbitoides d'Orbigny in Lyell, 1848 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Orbitoididae (Family)

Silvestrius
     Silvestrius Bertoni, 1901 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Silvestrius Silvestri, 1948 accepted as Silvestrus Jones, 1937 · Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Polyxenida (Order) > Polyxenidae (Family)
 Silvestrius Kaplin, 2019 accepted as Trigoniophthalmus Verhoeff, 1910 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Archaeognatha (Order) > Machilidae (Family)

Silvia
     Silvia Vellozo, 1829 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Scrophulariaceae (Family)
 Silvia Cuvier, 1800 accepted as Sylvia Scopoli, 1769 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sylviidae (Family)
 Silvia Bentham in Alph. de Candolle, 1846 accepted as Silviella Pennell, 1928 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Orobanchaceae (Family)
 Silvia F. Allemão, 1848 accepted as Mezilaurus O. Kuntze ex Taubert, 1892 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Laurales (Order) > Lauraceae (Family)

Silvicola
 Silvicola Brues, Melander & Carpenter, 1954 accepted as Sylvicola Harris, 1776 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Anisopodidae (Family)
     Silvicola Mirzaeva & Isaev, 1990 accepted as Culicoides Latreille, 1809 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ceratopogonidae (Family)

Silviella
     Silviella Solervicens, 1987 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cleridae (Family)
     Silviella Pennell, 1928 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Orobanchaceae (Family)

Sima
 Sima Emery, 1921 accepted as Tetraponera Smith, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Formicidae (Family)
 Sima Roger, 1863 accepted as Tetraponera Smith, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Formicidae (Family)

Simenia
 Simenia Gray, 1869 accepted as Canis Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Canidae (Family)
 Simenia Z. Szabó, 1940 accepted as Dipsacus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Dipsacales (Order) > Caprifoliaceae (Family)

Simethis
     Simethis Paetel, 1875 accepted as Simethis Paetel, 1875 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Simethis Kunth, 1843 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Asphodelaceae (Family)

Simia
     Simia N.S. Mikhailova & T.V. Jankauskas in T.V. Jankauskas, 1989 † · Plantae (Kingdom) > Acritarcha (Phylum) > (Class) > (Order) > (Family)
 Simia accepted as Samia Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Saturniidae (Family)
 Simia Linnaeus, 1758 accepted as Simia Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Atelidae (Family)
     Simia Leach, 1847 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Simia S. Arnell, 1962 accepted as Cylindrocolea R.M. Schuster, 1969 · Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Jungermanniales (Order) > Cephaloziellaceae (Family)

Similiana
     Similiana Fagot, 1892 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Hydrobiidae (Family)
     Similiana Fagot, 1891 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Pupillidae (Family)

Simiolus
     Simiolus Leakey & Leakey, 1987 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Pliopithecidae (Family)
 Simiolus Oken, 1816 accepted as Simiolus Oken, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)

Simira
 Simira Rafinesque, 1838 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
     Simira Aublet, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Simmondsia
     Simmondsia Dunstan, 1923 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Taldycupedidae (Family)
     Simmondsia Nuttall, 1844 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Simmondsiaceae (Family)

Simocephalus
     Simocephalus Denis, 1950 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
     Simocephalus Schoedler, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Branchiopoda (Class) > Diplostraca (Order) > Daphniidae (Family)
     Simocephalus Günther, 1858 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)

Simonia
     Simonia Bourguignat, 1880 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Simonia Yu & Lin, 203 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Theridiosomatidae (Family)

Simopsis
     Simopsis Blake, 1966 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Simopsis Pierotti & Bello, 2006 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Simorhynchus
 Simorhynchus Claus, 1879 accepted as Simorhynchotus Stebbing, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Lycaeidae (Family)
 Simorhynchus Keyserling & Blasius, 1840 accepted as Tringa Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Scolopacidae (Family)
     Simorhynchus Merrem in Ersch & Gruber, 1819 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Simotes
 Simotes Fischer, 1817 accepted as Ondatra Link, 1795 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Muridae (Family)
 Simotes Blyth, 1846 accepted as Caliechthrus Cabanis & Heine, 1863 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Cuculiformes (Order) > Cuculidae (Family)
     Simotes Duméril & Bibron, 1854 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Elapidae (Family)

Simothelus
     Simothelus Fischer von Waldheim, 1829 accepted as Simothelus Fischer von Waldheim, 1829 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Simothelus Dejean, 1821 accepted as Simothelus Dejean, 1821 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Simplexpaolia
     Simplexpaolia Santos, Hernández-Orúe, Wappler, Peñalver, Diez & Nel, 2023 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Paoliida (Order) > (Family)
     Simplexpaolia Santos, Hernández-Orúe, Wappler, Peñalver & Diez, Nel, 2023 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Paoliida (Order) > Paoliidae (Family)

Simplicaria
     Simplicaria Suter, 1891 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Simplicaria Knight-Jones, 1973 accepted as Simplaria Knight-Jones, 1984 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Serpulidae (Family)

Simplicia
     Simplicia Guenée, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Simplicia Kirk, 1897 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Simplicula
     Simplicula Ponte-Lira & Alonso in Ponte-Lira, Alonso & Ibanez, 1997 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Hygromiidae (Family)
     Simplicula (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Simpsonella
     Simpsonella Stiasny, 1940 accepted as Helicogorgia Bayer, 1981 (junior homonym)· Animalia (Kingdom) > Cnidaria (Phylum) > Octocorallia (Class) > Scleralcyonacea (Order) > (Family)
     Simpsonella Cockerell, 1903 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Unionoida (Order) > Unionidae (Family)

Simpsonia
 Simpsonia Contreras, 1990 † accepted as Contrerascynus Mones, 2014 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Sparassodonta (Order) > Hathliacynidae (Family)
     Simpsonia Rochebrune, 1904 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)
 Simpsonia Baker, 1911 accepted as Galba Schrank, 1803 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Hygrophila (Order) > Lymnaeidae (Family)
 Simpsonia O.F. Cook, 1937 accepted as Thrinax O. Swartz, 1788 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Arecales (Order) > Arecaceae (Family)

Simpulum
     Simpulum Fabricius, 1823 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Simpulum Mörch, 1852 † accepted as Septa Perry, 1810 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Ranellidae (Family)

Simsia
     Simsia Jamieson, 1972 · Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Haplotaxida (Order) > Megascolecidae (Family)
     Simsia Persoon, 1807 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Simsia R. Brown, 1810 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Proteales (Order) > Proteaceae (Family)

Simulia
 Simulia Olfers, 1816 accepted as Simulium Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Simuliidae (Family)
 Simulia Meigen, 1818 accepted as Simulium Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Simuliidae (Family)
 Simulia Bigot, 1854 accepted as Simulium Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Simuliidae (Family)

Simus
 Simus Hodgson, 1841 accepted as Simus Hodgson, 1841 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Simus Raffray, 1882 accepted as Ipsimus Reitter, 1885 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Simus Bonaparte, 1838 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Sinaiella
     Sinaiella L. Gruia, 1965 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Oscillatoriales (Order) > Borziaceae (Family)
     Sinaiella Uvarov, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mantodea (Order) > Toxoderidae (Family)

Sinapistrum
     Sinapistrum P. Miller, 1754 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Capparaceae (Family)
 Sinapistrum F.F. Chevallier, 1836 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
 Sinapistrum Spach, 1838 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Sinarella
     Sinarella B.I. Tchuvashov in B.I. Tchuvashov & A.L. Anfimov in V.N. Dubatolov & T.A. Moskalenko, 1988 † (uncertain)· Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Dasycladales (Order) > Dasycladales (awaiting allocation) (Family)
     Sinarella Bryk, 1948 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Sinclairia
     Sinclairia Ameghino, 1912 † accepted as Sinclairia Ameghino, 1912 † (nomen dubium)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Pilosa (Order) > Megalonychidae (Family)
     Sinclairia W.J. Hooker & Arnott, 1841 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Singhala
     Singhala Blanchard, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Singhala Raffray, 1898 accepted as Octomicrus Schaufuss, 1877 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Singhia
     Singhia S.K. Srivastava, 1968 † · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
     Singhia Yamaguti, 1958 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)

Singhiella
     Singhiella Sampson, 1943 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aleyrodidae (Family)
 Singhiella Rao, 1958 accepted as Hexasinghiella Ceccolini & Cianferoni, 2021 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Travassosinematidae (Family)

Singularia
     Singularia S.R. Samoilovitch in S.R. Samoilovitch et al., 1961 † (uncertain)· Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
 Singularia Huys, 1995 accepted as Biuncus Huys, 1996 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Paramesochridae (Family)
 Singularia Błażewicz-Paszkowycz, 2005 accepted as Singula Błażewicz-Paszkowycz, 2005 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Tanaidacea (Order) > Paratanaoidea incertae sedis (Family)
     Singularia Arenberger, 1988 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pterophoridae (Family)

Sinia
     Sinia Forster, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)
 Sinia Diels, 1930 accepted as Sauvagesia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Ochnaceae (Family)

Sinica
     Sinica Rebel, 1915 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Zygaenidae (Family)
     Sinica Möllendorff, 1885 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Sinis
 Sinis Thorell, 1878 accepted as Portia Karsch, 1878 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Salticidae (Family)
 Sinis Loman in Weber, 1893 accepted as Tithaeus Thorell, 1890 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Tithaeidae (Family)
     Sinis Heer, 1862 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Sinistrella
 Sinistrella Chamberlin, 1919 accepted as Bushiella Knight-Jones, 1973 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Serpulidae (Family)
     Sinistrella Meyer, 1887 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Conoidea incertae sedis (Family)

Sinistrocedius
 Sinistrocedius Newton & Chandler, 1989 accepted as Cedius Leconte, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Sinistrocedius Park, 1949 accepted as Cedius Leconte, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Sinistus
     Sinistus Roewer, 1938 accepted as Sinistus Kury, 2020 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Epedanidae (Family)
     Sinistus Kury, 2020 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Epedanidae (Family)

Sinobdella
     Sinobdella Nesemann, 1995 accepted as Sinodontobdella Nesemann et al., 2007 (junior homonym)· Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Arhynchobdellida (Order) > Salifidae (Family)
     Sinobdella Kottelat & Lim, 1994 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Synbranchiformes (Order) > Mastacembelidae (Family)

Sinobilharzia
     Sinobilharzia Dutt & Srivastava, 1955 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)
     Sinobilharzia Le Roux, 1958 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)

Sinocallis
     Sinocallis Tseng & Tao, 1938 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Sinocallis Hong, 2002 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Sinocampa
     Sinocampa Chou & Chen, 1981 · Animalia (Kingdom) > Arthropoda (Phylum) > Diplura (Class) > (Order) > Campodeidae (Family)
 Sinocampa Kononenko & Fibiger, 2008 accepted as Lygephila Billberg, 1820 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Sinococcus
 Sinococcus Li et al., 2006 accepted as Sinobaca Li et al., 2008 · Bacteria (Kingdom) > Firmicutes (Phylum) > Bacilli (Class) > Bacillales (Order) > Sporolactobacillaceae (Family)
     Sinococcus Wu & Zheng, 2000 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Sinocoelia
     Sinocoelia Fan & Zhang, 1985 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Verticillitida (Order) > Verticillitidae (Family)
 Sinocoelia Zhang, 1985, nom. nud. (?) † accepted as Sinocoelia Fan & Zhang, 1985 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Verticillitida (Order) > Verticillitidae (Family)

Sinocypris
     Sinocypris Ho in Hou & Tian, 1982 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)
     Sinocypris Ho, MS in Ye, Gao, Hou & CaoHo, MS † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)

Sinocytheridea
     Sinocytheridea Hou, 1978 † accepted as Sinocytheridea Hou, 1978 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Cytherideidae (Family)
     Sinocytheridea Hou in Hou & Tian, 1982 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Cytherideidae (Family)

Sinodendron
     Sinodendron Schneider, 1791 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lucanidae (Family)
 Sinodendron Fabricius, 1792 accepted as Chiron Macleay, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Sinodendron Hellwig, 1792 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lucanidae (Family)

Sinodiopsis
     Sinodiopsis Feijen, 1989 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diopsidae (Family)
     Sinodiopsis Eames, 1957 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneroida (awaiting allocation) (Family)

Sinoglossa
     Sinoglossa Mei, 1993 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Lingulata (Class) > Lingulida (Order) > Obolidae (Family)
     Sinoglossa Ross, 1956 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Trichoptera (awaiting allocation) (Family)
     Sinoglossa Y. Zhang, S. Zheng, K.J. Singh, Y. Wang, S. Zhang & A. Saxena, 2022 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > Glossopteridales (Order) > (Family)

Sinognathus
     Sinognathus Young, 1959 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Therapsida (Order) > Trirachodontidae (Family)
 Sinognathus Fan & Li, 1995 accepted as Paraneognathus Fan, 2000 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Caligonellidae (Family)

Sinogomphus
     Sinogomphus Hong, 1982 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Gomphidae (Family)
     Sinogomphus May, 1935 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Gomphidae (Family)

Sinometa
     Sinometa Wittmer, 1969 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cantharidae (Family)
 Sinometa Wunderlich, 2008 † accepted as Meta Koch in Panzer, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Tetragnathidae (Family)

Sinoniscus
     Sinoniscus Liu & Wang, 1978 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Palaeonisciformes (Order) > Palaeonisciformes (awaiting allocation) (Family)
 Sinoniscus Schultz, 1995 accepted as Trogloniscus Taiti & Xue, 2012 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Styloniscidae (Family)

Sinoperla
 Sinoperla Wu, 1948 accepted as Neoperla Needham, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Plecoptera (Order) > Perlidae (Family)
     Sinoperla Ping, 1928 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Plecoptera (Order) > Perlariopseidae (Family)

Sinophyllum
     Sinophyllum Grabau, 1928 † accepted as Lophophyllidium Grabau, 1928 † (junior subjective synonym)· Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Rugosa (Order) > Lophophyllidiidae (Family)
     Sinophyllum H.C. Sze & H.H. Lee, 1952 † (uncertain)· Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)

Sinopia
     Sinopia Carvalho, 1988 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Sinopia Sakakibara, 1977 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cercopidae (Family)

Sinopora
     Sinopora Sokolov, 1955 † · Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Auloporida (Order) > Sinoporidae (Family)
     Sinopora J. Li, N.H. Xia & H.W. Li, 2008 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Laurales (Order) > Lauraceae (Family)

Sinoporus
     Sinoporus Prokin & Ren, 2010 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dytiscidae (Family)
     Sinoporus Zhao & Jia, 2024 accepted as Sinodessus Jiang & Jia, 2024 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dytiscidae (Family)

Sinopsammobia
     Sinopsammobia Li, Yu, Yao & Gu in Li & Yu, 1982 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneroida (awaiting allocation) (Family)
     Sinopsammobia Li, Yu, Yao & Gu in Gu, Sha, Li & Yu, 1984 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Sinoria
     Sinoria Bishop & Crosby, 1938 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Linyphiidae (Family)
     Sinoria Tanabe, Ishii & Yin, 1996 accepted as Riukiaria Verhoeff, 1936 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Polydesmida (Order) > Xystodesmidae (Family)

Sinosaurus
     Sinosaurus Young, 1948 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Saurischia (Order) > Herrerasauridae (Family)
     Sinosaurus Zhou in Yin, Zhou, Cao, Yu & Luo, 2000 † accepted as Neosinosaurus Zhou in Yin & Zhou, 2000 † (junior homonym)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Thalattosauria (Order) > Thalattosauria (awaiting allocation) (Family)

Sinosmylites
     Sinosmylites Hong, 1983 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Neuroptera (awaiting allocation) (Family)
     Sinosmylites Hong, 1996 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Neuroptera (awaiting allocation) (Family)

Sinosphaera
     Sinosphaera Feng, 2004 † · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Spumellaria (Order) > Xiphostylidae (Family)
     Sinosphaera Y. Zhang, L. Yin, S. Xiao & A.H. Knoll, 1998 † · Plantae (Kingdom) > Acritarcha (Phylum) > (Class) > (Order) > (Family)
     Sinosphaera Konstantinov & Ruan, 2017 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Sinotipula
     Sinotipula Alexander, 1935 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tipulidae (Family)
     Sinotipula Hong, 1983 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Limoniidae (Family)

Sinuella
     Sinuella V.S. Maljavkina, 1949 † · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
     Sinuella Knight, 1947 † · Animalia (Kingdom) > Mollusca (Phylum) > Monoplacophora (Class) > Cyrtonellida (Order) > Cyrtolitidae (Family)

Sinum
     Sinum Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Naticidae (Family)
     Sinum Herrmannsen, 1848 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Sinum Hübner, 1810 accepted as Sinum Hübner, 1810 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Sinuolinea
     Sinuolinea Jameson, 1931 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Sinuolinea Davis, 1917 · Animalia (Kingdom) > Cnidaria (Phylum) > Myxosporea (Class) > Bivalvulida (Order) > Sinuolineidae (Family)

Sinuterilepis
 Sinuterilepis Sadovskaya, 1965 accepted as Ditestolepis Søltys, 1952 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Hymenolepididae (Family)
 Sinuterilepis Sadovskaya, 1954 accepted as Ditestolepis Søltys, 1952 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Hymenolepididae (Family)

Siona
     Siona R.A. Salisbury, 1866 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
     Siona Duponchel in Godart, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
 Siona Adams, 1855 accepted as Melampus Montfort, 1810 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ellobiida (Order) > Ellobiidae (Family)

Siopa
     Siopa Hendel, 1909 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ulidiidae (Family)
     Siopa Jacobi in Voeltzkow, 1917 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Nogodinidae (Family)

Sipalia
 Sipalia Mulsant & Rey, 1853 accepted as Leptusa Kraatz, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Sipalia Scheerpeltz, 1966 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Sipalia Thomson, 1858 accepted as Ousipalia Des Gozis, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Sipalus
 Sipalus Schönherr, 1825 accepted as Sipalinus Marshall, 1943 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dryophthoridae (Family)
 Sipalus Fischer, 1813 accepted as Phalanger Storr, 1780 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Diprotodontia (Order) > Phalangeridae (Family)

Siphneus
     Siphneus Fitzinger, 1843 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
 Siphneus Brants, 1827 accepted as Myospalax Laxmann, 1769 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Spalacidae (Family)

Sipho
     Sipho Fabricius, 1823 accepted as Colus Röding, 1798 (unavailable name)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Buccinidae (Family)
     Sipho Mörch, 1852 accepted as Colus Röding, 1798 (junior homonym)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Buccinidae (Family)
     Sipho T. Brown, 1827 accepted as Puncturella Lowe, 1827 (junior subjective synonym)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Fissurellidae (Family)
     Sipho Otte & Perez-Gelabert, 2009 accepted as Sipho Otte & Perez-Gelabert, 2009 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Oecanthidae (Family)

Siphonandra
     Siphonandra Klotzsch, 1851 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)
 Siphonandra Turczaninow, 1848 accepted as Chiococca P. Browne, 1756 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Siphonanthus
 Siphonanthus Linnaeus, 1753 accepted as Clerodendrum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)
 Siphonanthus J.C.D. von Schreber ex H.E. Baillon, 1858 accepted as Hevea Aublet, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)

Siphonaria
     Siphonaria H.E. Petersen, 1903 · Fungi (Kingdom) > Chytridiomycota (Phylum) > Chytridiomycetes (Class) > Chytridiales (Order) > Chytriomycetaceae (Family)
     Siphonaria G. B. Sowerby I, 1823 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Basommatophora incertae sedis (Order) > Siphonariidae (Family)
     Siphonaria Blainville, 1824 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Siphonella
 Siphonella (Torrey & A. Gray) J.K. Small, 1903 accepted as Valerianella P. Miller, 1754 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Dipsacales (Order) > Caprifoliaceae (Family)
 Siphonella Lendenfeld, 1887 accepted as Siphonochalina Schmidt, 1868 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Haplosclerida (Order) > Callyspongiidae (Family)
     Siphonella Hagenow, 1851 (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
     Siphonella Macquart, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chloropidae (Family)
     Siphonella Börner, 1939 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Siphonella Verrill, 1879 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Siphonella Issel, 1869 accepted as Montfortista Iredale, 1929 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Fissurellidae (Family)
 Siphonella (A. Gray) Heller, 1912 accepted as Linanthus Bentham, 1833 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Polemoniaceae (Family)
     Siphonella Hagenow in Geinitz, 1850 accepted as Siphonella Hagenow in Geinitz, 1850 (nomen nudum)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)

Siphonema
 Siphonema J.G. Bornemann, 1886 † accepted as · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Cyanophyceae (awaiting allocation) (Order) > Cyanophyceae (awaiting allocation) (Family)
 Siphonema Rafinesque, 1837 accepted as Nierembergia Ruiz & Pavon, 1794 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Solanaceae (Family)

Siphonia
 Siphonia E.M. Fries, 1820 accepted as Xanthoria (E.M. Fries) Th.M. Fries, 1860 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Teloschistales (Order) > Teloschistaceae (Family)
 Siphonia L.C. Richard ex Schreber, 1791 accepted as Hevea Aublet, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)
 Siphonia Zetterstedt, 1837 accepted as Siphona Meigen, 1803 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
 Siphonia accepted as Siphonina Reuss, 1850 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Siphoninidae (Family)
 Siphonia Bentham, 1841 accepted as Augusta Pohl, 1828(?) · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
     Siphonia Parkinson, 1822 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Lithistida (Order) > Hallirhoidae (Family)

Siphonides
     Siphonides Ferray, 1941 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Siphoninidae (Family)
     Siphonides Fisher, 1952 · Animalia (Kingdom) > Sipuncula (Phylum) > Sipuncula (awaiting allocation) (Class) > Phascolosomatiformes (Order) > Phascolosomatidae (Family)

Siphonidium
 Siphonidium J.B. Armstrong, 1881 accepted as Euphrasia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Orobanchaceae (Family)
     Siphonidium Schmidt, 1879 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Lithistida (Order) > Siphonidiidae (Family)

Siphonium
 Siphonium Gray, 1850 accepted as Dendropoma Mörch, 1861 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Vermetidae (Family)
     Siphonium Link, 1807 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Cephalopoda (awaiting allocation) (Order) > Cephalopoda (awaiting allocation) (Family)

Siphonognathus
     Siphonognathus Richardson, 1858 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Odacidae (Family)
     Siphonognathus Branson & Mehl, 1933 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Conodonta (Class) > Conodonta (awaiting allocation) (Order) > (Family)

Siphonoides
 Siphonoides Cushman, 1927 accepted as Siphoninoides Cushman, 1927 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Siphoninidae (Family)
     Siphonoides Murina, 1967 accepted as Golfingia Lankester, 1885 (nomen nudum)· Animalia (Kingdom) > Sipuncula (Phylum) > Sipuncula (awaiting allocation) (Class) > Golfingiida (Order) > Golfingiidae (Family)

Siphonolabrum
     Siphonolabrum Lang, 1971 accepted as Siphonolabrum Lang, 1971 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Tanaidacea (Order) > Anarthruridae (Family)
     Siphonolabrum Lang, 1972 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Tanaidacea (Order) > Anarthruridae (Family)

Siphonophora
     Siphonophora Brandt, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Siphonophorida (Order) > Siphonophoridae (Family)
     Siphonophora Koch, 1855 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphididae (Family)
 Siphonophora Fischer, 1823 accepted as Siphonophora Fischer, 1823 · Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Siphonophora Meijere, 1909 accepted as Siphonophysa Hendel, 1907 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Lauxaniidae (Family)
 Siphonophora Eschscholtz, 182 accepted as Siphonophorae · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Siphonophora (Order) > (Family)

Siphonophyllia
     Siphonophyllia M'Coy in Griffith, 1842 † accepted as Siphonophyllia M'Coy, 1844 † (nomen nudum)· Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Rugosa (Order) > Rugosa (awaiting allocation) (Family)
     Siphonophyllia M'Coy, 1844 † · Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Rugosa (Order) > Rugosa (awaiting allocation) (Family)

Siphonopsis
 Siphonopsis Agassiz, 1846 accepted as Siphonopsis Agassiz, 1846 · Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Siphonopsis Townsend, 1916 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Siphonosoma
     Siphonosoma Spengel, 1912 · Animalia (Kingdom) > Sipuncula (Phylum) > Sipunculidea (Class) > Sipunculoidea (Order) > Sipunculidae (Family)
 Siphonosoma Fisher, 1950 accepted as Siphonosoma Spengel, 1912 · Animalia (Kingdom) > Sipuncula (Phylum) > Sipunculidea (Class) > Sipunculoidea (Order) > Sipunculidae (Family)

Siphonosphaera
     Siphonosphaera F. Hindák, 1988 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Synechococcales (Order) > Coelosphaeriaceae (Family)
     Siphonosphaera Müller, 1858 · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Spumellaria (Order) > Collozoidae (Family)

Siphonostoma
 Siphonostoma Otto, 1821 accepted as Flabelligera Sars, 1829 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Flabelligerida (Order) > Flabelligeridae (Family)
     Siphonostoma Guilding in Swainson, 1840 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Siphonostoma Agassiz, 1846 accepted as Syngnathus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Syngnathiformes (Order) > Syngnathidae (Family)
     Siphonostoma Zenker, 1832 accepted as Siphonostoma Zenker, 1832 (taxon inquirendum)· Animalia (Kingdom) > Rotifera (Phylum) > Rotifera incertae sedis (Class) > (Order) > (Family)
 Siphonostoma accepted as Siphonosoma Spengel, 1912 · Animalia (Kingdom) > Sipuncula (Phylum) > Sipunculidea (Class) > Sipunculoidea (Order) > Sipunculidae (Family)
 Siphonostoma Rathke, 1843 accepted as Flabelligera Sars, 1829 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Flabelligerida (Order) > Flabelligeridae (Family)

Siphonotus
     Siphonotus Brandt, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Polyzoniida (Order) > Siphonotidae (Family)
 Siphonotus A. Adams & Reeve, 1850 accepted as Syphonota H. Adams & A. Adams, 1854 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Anaspidea (Order) > Aplysiidae (Family)

Siphopsis
     Siphopsis Le Renard, 1995 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Buccinidae (Family)
     Siphopsis Rafinesque, 1819 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Siphostoma
 Siphostoma Otto, 1820 accepted as Flabelligera Sars, 1829 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Flabelligerida (Order) > Flabelligeridae (Family)
 Siphostoma Rafinesque, 1810 accepted as Syngnathus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Syngnathiformes (Order) > Syngnathidae (Family)

Siphula
 Siphula E.M. Fries, 1825 accepted as Xanthoria (E.M. Fries) Th.M. Fries, 1860 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Teloschistales (Order) > Teloschistaceae (Family)
     Siphula E.M. Fries, 1831 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Pertusariales (Order) > Icmadophilaceae (Family)

Siphunculus
     Siphunculus Herrmannsen, 1848 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Siphunculus Scopoli, 1777 accepted as Sipunculus Linnaeus, 1766 · Animalia (Kingdom) > Sipuncula (Phylum) > Sipunculidea (Class) > Sipunculoidea (Order) > Sipunculidae (Family)
     Siphunculus Gray, 1840 accepted as Siphunculus Gray, 1840 (nomen nudum)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)

Sipolisia
     Sipolisia Glaziou ex D. Oliver, 1894 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Sipolisia Fairmaire, 1889 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Siponculus
 Siponculus Cuvier, 1817 accepted as Sipunculus Linnaeus, 1766 · Animalia (Kingdom) > Sipuncula (Phylum) > Sipunculidea (Class) > Sipunculoidea (Order) > Sipunculidae (Family)
 Siponculus Linnaeus, 1766 accepted as Sipunculus Linnaeus, 1766 · Animalia (Kingdom) > Sipuncula (Phylum) > Sipunculidea (Class) > Sipunculoidea (Order) > Sipunculidae (Family)

Sipunculis
 Sipunculis Linnaeus, 1766 accepted as Sipunculus Linnaeus, 1766 · Animalia (Kingdom) > Sipuncula (Phylum) > Sipunculidea (Class) > Sipunculoidea (Order) > Sipunculidae (Family)
 Sipunculis Quatrefages, 1850 accepted as Sipunculus Linnaeus, 1766 · Animalia (Kingdom) > Sipuncula (Phylum) > Sipunculidea (Class) > Sipunculoidea (Order) > Sipunculidae (Family)

Sipunculus
     Sipunculus Phipps, 1774 (uncertain)· Animalia (Kingdom) > Acanthocephala (Phylum) > Palaeacanthocephala (Class) > Echinorhynchida (Order) > Echinorhynchidae (Family)
     Sipunculus Linnaeus, 1766 · Animalia (Kingdom) > Sipuncula (Phylum) > Sipunculidea (Class) > Sipunculoidea (Order) > Sipunculidae (Family)
     Sipunculus Gistl, 1848 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Melongenidae (Family)

Sipylus
     Sipylus Stål, 1866 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Membracidae (Family)
     Sipylus Di Iorio, Riquelme & Esteban-Durán, 2003 accepted as Sypilus Guérin-Méneville, 1840 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Vesperidae (Family)

Sira
 Sira Bonaparte, 1850 accepted as Minla Hodgson, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sylviidae (Family)
 Sira Tullberg, 1872 accepted as Seira Lubbock, 1870 · Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > Entomobryomorpha (Order) > Entomobryidae (Family)
     Sira Enderlein, 1936 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Sira Schmidt, 1855 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Siren
     Siren Linnaeus, 1766 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Caudata (Order) > Sirenidae (Family)
 Siren Hermann, 1783 accepted as Siren Hermann, 1783 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
     Siren Vlasov, 1977 † · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Anagliphonida (Order) > Thyssagaetidae (Family)

Sirena
     Sirena Santos & Ribeiro, 2018 accepted as Aphrophila Edwards, 1923 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Limoniidae (Family)
 Sirena Fischer, 1808 accepted as Siren Linnaeus, 1766 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Caudata (Order) > Sirenidae (Family)

Sirene
 Sirene Oken, 1816 accepted as Siren Linnaeus, 1766 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Caudata (Order) > Sirenidae (Family)
 Sirene Link, 1794 accepted as Hydrodamalis Retzius, 1794 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Sirenia (Order) > Dugongidae (Family)

Sirindhornia
     Sirindhornia Pinkaew & Muadsub, 2014 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)
     Sirindhornia H.A. Pedersen & P. Suksathan, 2003 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Sirius
     Sirius M.A. Fombella Blanco, 1978 † · Plantae (Kingdom) > Acritarcha (Phylum) > (Class) > (Order) > (Family)
     Sirius Hedley, 1900 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Capulidae (Family)

Siro
     Siro Kniphof, 1759 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Sironidae (Family)
     Siro Gervais in Walckenaer & Gervais, 1844 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Acari (awaiting allocation) (Order) > Acari (awaiting allocation) (Family)
     Siro Latreille, 1796 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Sironidae (Family)

Sirocalodes
     Sirocalodes Voss, 1958 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Sirocalodes Wagner, 1938 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Sironia
     Sironia Clemens, 1860 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Sironia Robineau-Desvoidy, 1863 accepted as Sironia Robineau-Desvoidy, 1863 (nomen dubium)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Sironia Hübner, 1823 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Sisarum
 Sisarum Bubani, 1900 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
     Sisarum P. Miller, 1754 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Sisenna
     Sisenna Koken, 1896 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Pleurotomariidae (Family)
 Sisenna Simon, 1898 accepted as Architis Simon, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Pisauridae (Family)

Sismondaea
     Sismondaea Delponte, 1854 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Dioscoreales (Order) > Dioscoreaceae (Family)
 Sismondaea Mayer-Eymar, 1898 accepted as Sismondaea Mayer-Eymar, 1898 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Clypeasteroida (Order) > Laganidae (Family)

Sistostrema
 Sistostrema H.C.F. Schumacher, 1803 accepted as Cerrena S.F. Gray, 1821 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Polyporales (Order) > Polyporaceae (Family)
 Sistostrema accepted as Sistotrema E.M. Fries, 1821 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Cantharellales (Order) > Hydnaceae (Family)

Sistotrema
 Sistotrema Persoon, 1794 accepted as Cerrena S.F. Gray, 1821 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Polyporales (Order) > Polyporaceae (Family)
     Sistotrema E.M. Fries, 1821 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Cantharellales (Order) > Hydnaceae (Family)
 Sistotrema Rafinesque, 1820 accepted as Sistotrema E.M. Fries, 1821 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Cantharellales (Order) > Hydnaceae (Family)

Sisyphus
 Sisyphus Desbonne in Desbonne & Schramm, 1867 accepted as Thersandrus Rathbun, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Majidae (Family)
 Sisyphus Koch, 1837 accepted as Liocheles Sundevall, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Scorpiones (Order) > Hormuridae (Family)
     Sisyphus Wiedemann, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Sisyphus Latreille, 1807 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Sisyrinchium
     Sisyrinchium Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Iridaceae (Family)
 Sisyrinchium P. Miller, 1754 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Iridaceae (Family)

Sita
     Sita Herrich-Schäffer, 1864 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Sita Semper, 1862 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneroida (awaiting allocation) (Family)

Sitalces
     Sitalces Stål, 1878 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)
 Sitalces Simon, 1879 accepted as Sitalcicus Roewer, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Podoctidae (Family)

Sitanus
 Sitanus Gistl, 1834 accepted as Notaris Germar, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brachyceridae (Family)
     Sitanus Cristofori & Jan, 1832 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Sitella
 Sitella Swainson, 1836 accepted as Sitella Swainson, 1836 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sittidae (Family)
 Sitella Swainson in Murray, 1834 accepted as Sitta Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sittidae (Family)
 Sitella L.H. Bailey, 1940 accepted as Waltheria Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
     Sitella Voloshina, 1974 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Turrilinidae (Family)

Siteytes
 Siteytes Schönherr, 1843 accepted as Sciobius Schönherr, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Siteytes Lacordaire, 1863 accepted as Idorhynchus Faust, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Sitodium
 Sitodium Parkinson, 1773 accepted as Artocarpus J.R. Forster & J.G.A. Forster, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Moraceae (Family)
 Sitodium Banks ex J. Gaertner, 1788 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Moraceae (Family)

Sitonites
     Sitonites Heer, 1865 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Sitonites Haupt, 1956 † accepted as Sitonitellus Carpenter, 1985 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Sitophagus
 Sitophagus Carter accepted as Platycotylus Olliff, 1883 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Sitophagus Mulsant, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Sittella
     Sittella Swainson, 1834 accepted as Sittella Swainson, 1834 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sittidae (Family)
 Sittella Swainson, 1837 accepted as Daphoenositta De Vis, 1897 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Corvidae (Family)
 Sittella Rafinesque, 1815 accepted as Sitta Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sittidae (Family)

Sittina
     Sittina Agassiz, 1842 accepted as Sittina Agassiz, 1842 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Sittina Schinz, 1825 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Sittiparus
     Sittiparus Selys, 1884 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Sittiparus Oates, 1889 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Timaliidae (Family)

Siva
     Siva Kishida accepted as Siva Kishida (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > (Family)
 Siva Hodgson, 1838 accepted as Minla Hodgson, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sylviidae (Family)
     Siva Spinola, 1850 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)

Sivajiceras
     Sivajiceras Spath, 1930 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Sivajiceras Spath, 1928 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)

Siyuichthys
     Siyuichthys Su, 1985 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Actinopterygii (awaiting allocation) (Order) > Actinopterygii (awaiting allocation) (Family)
     Siyuichthys Su, 1980 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Actinopterygii (awaiting allocation) (Order) > Actinopterygii (awaiting allocation) (Family)

Sjoestedtia
 Sjoestedtia Thery, 1931 accepted as Sjoestedtius Théry, 1931 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Sjoestedtia Bolívar, 1909 accepted as Sikkimiana Uvarov, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)
     Sjoestedtia Konow, 1907 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Sjoestedtina
     Sjoestedtina Schouteden, 1912 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Sjoestedtina Verdcourt, 1961 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)

Sjostedtia
 Sjostedtia Bolívar, 1909 accepted as Sikkimiana Uvarov, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)
 Sjostedtia Konow, 1907 accepted as Sjoestedtia Konow, 1907 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Sjöstedtia
 Sjöstedtia Bolívar, 1909 accepted as Sikkimiana Uvarov, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)
 Sjöstedtia Konow, 1907 accepted as Sjoestedtia Konow, 1907 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Sjostedtina
 Sjostedtina Verdcourt, 1961 accepted as Sjoestedtina Verdcourt, 1961 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)
 Sjostedtina Schouteden, 1912 accepted as Sjoestedtina Schouteden, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Sjöstedtina
 Sjöstedtina Verdcourt, 1961 accepted as Sjöstedtina Verdcourt, 1961 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)
 Sjöstedtina Schouteden, 1912 accepted as Sjoestedtina Schouteden, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Skenella
     Skenella Pfeffer, 1886 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Cingulopsidae (Family)
 Skenella Zittel, 1882 † accepted as Scenella Billings, 1872 † · Animalia (Kingdom) > Mollusca (Phylum) > Monoplacophora (Class) > Cyrtonellida (Order) > Cyrtonellidae (Family)

Skeponopodus
     Skeponopodus Nardo, 1832 accepted as Skeponopodus Nardo, 1832 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Istiophoridae (Family)
 Skeponopodus Nardo, 1833 accepted as Tetrapturus Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Istiophoridae (Family)

Skinnera
 Skinnera J.R. Forster & J.G.A. Forster, 1775 accepted as Fuchsia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Onagraceae (Family)
     Skinnera Wade, 1969 † accepted as Hallidaya Wade, 1969 † (junior subjective synonym)· Animalia (Kingdom) > Vendobionta (Phylum) > (Class) > Aspidellomorpha (Order) > Aspidellidae (Family)

Skirroceras
     Skirroceras Buckman, 1924 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Skirroceras Mascke, 1906 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)

Skleroceras
     Skleroceras Zhuravleva, 1978 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Cephalopoda (awaiting allocation) (Order) > Cephalopoda (awaiting allocation) (Family)
 Skleroceras accepted as Lamprotatus Westwood, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Chalcididae (Family)

Skogsbergia
     Skogsbergia Poulsen, 1962 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Myodocopida (Order) > Cypridinidae (Family)
     Skogsbergia Kornicker, 1974 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Myodocopida (Order) > Cypridinidae (Family)

Skottsbergia
     Skottsbergia Enderlein, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sphaeroceridae (Family)
     Skottsbergia J. Cardot, 1905 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Dicranales (Order) > Ditrichaceae (Family)

Skottsbergiella
     Skottsbergiella Petrak in Skottsberg, 1927 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Diaporthales (Order) > Diaporthales incertae sedis (Family)
 Skottsbergiella O. Boelcke, 1982 accepted as Xerodraba Skottsberg, 1916 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
 Skottsbergiella Epling, 1935 accepted as Cuminia Colla, 1835 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)

Skutchia
     Skutchia Willis, 1968 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Thamnophilidae (Family)
 Skutchia Pax & K. Hoffmann, 1937 accepted as Trophis P. Browne, 1756 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Moraceae (Family)

Skvortzoviella
     Skvortzoviella Bourrelly, 1970 · Chromista (Kingdom) > Cryptista (Phylum) > Cryptophyceae (Class) > Cryptomonadales (Order) > Butschliellaceae (Family)
     Skvortzoviella J. Yu, X.W. Wang, S.L. Liu & L.W. Zhou, 2021 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Hymenochaetales (Order) > Hymenochaetales incertae sedis (Family)

Slabberia
 Slabberia Beneden, 1861 accepted as Slabberia Beneden, 1861 · Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
 Slabberia Oken, 1815 accepted as Noctiluca Suriray, 1836 · Chromista (Kingdom) > Miozoa (Phylum) > Noctiluciphyceae (Class) > Noctilucales (Order) > Noctilucaceae (Family)
     Slabberia Forbes, 1846 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Corynidae (Family)

Slackia
     Slackia Wade, Downes, Dymock, Hiom, Weightman, Dewhirst, Paster, Tzellas & Coleman, 1999 · Bacteria (Kingdom) > Actinobacteria (Phylum) > Coriobacteriia (Class) > Eggerthellales (Order) > Eggerthellaceae (Family)
 Slackia W. Griffith, 1854 accepted as Beccarinda O. Kuntze, 1891 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)
     Slackia W. Griffith, 1845 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Arecales (Order) > Arecaceae (Family)
 Slackia W. Griffith, 1848 accepted as Decaisnea J.D. Hooker & T. Thomson, 1855 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Lardizabalaceae (Family)

Sladenia
     Sladenia Loriol, 1909 † · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Valvatida (Order) > Ophidiasteridae (Family)
     Sladenia Regan, 1908 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Lophiiformes (Order) > Lophiidae (Family)
     Sladenia Kurz, 1873 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Sladeniaceae (Family)

Slateria
 Slateria N.A. Desvaux, 1809 accepted as Ophiopogon Ker-Gawler, 1807 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Asparagaceae (Family)
     Slateria Ahmad, 1965 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Alydidae (Family)

Sliteria
     Sliteria Gawor-Biedowa, 1992 † (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Gavelinellidae (Family)
     Sliteria Krasheninnikov & Basov, 1983 † · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Thoracosphaerales (Order) > Thoracosphaeraceae (Family)

Sloanea
     Sloanea Carter, 1916 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Sloanea Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Oxalidales (Order) > Elaeocarpaceae (Family)

Sloanella
     Sloanella Jeannel, 1927 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Sloanella Csiki, 1928 accepted as Sloaneana Csiki, 1933 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Smaragdina
     Smaragdina C.E. Bessey, 1905 (uncertain)· Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Chlorosarcinaceae (Family)
     Smaragdina Faldermann, 1837 accepted as Smaragdina Chevrolat in Dejean, 1836 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Smaragdina Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Smaragdinella
 Smaragdinella Medvedev, 1971 † accepted as Smaragdina Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Smaragdinella A. Adams, 1848 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cephalaspidea (Order) > Haminoeidae (Family)

Smaragdites
     Smaragdites Boie, 1831 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Trochilidae (Family)
 Smaragdites Westwood, 1833 accepted as Omphale Haliday, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eulophidae (Family)

Smaridia
 Smaridia Latreille in Cuvier, 1817 accepted as Smaris Latreille, 1796 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Calyptostomatidae (Family)
     Smaridia Duméril, 1823 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Mesostigmata (Order) > Parasitidae (Family)

Smaris
     Smaris Latreille, 1796 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Smarididae (Family)
 Smaris Germar, 1833 accepted as Scaris Serville, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)
 Smaris Cuvier, 1814 accepted as Spicara Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Caesionidae (Family)
 Smaris Berlese, 1887 accepted as Calyptostoma Pickard Cambridge, 1875 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Calyptostomatidae (Family)

Smerdis
     Smerdis Leach, 1816 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
 Smerdis Agassiz, 1833 † accepted as Dapalis Gistl, 1848 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Serranidae (Family)

Smicrotes
 Smicrotes Desutter-Grandcolas, 1992 accepted as Grandcolasia Koçak & Kemal, 2010 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Phalangopsidae (Family)
 Smicrotes Clemens, 1860 accepted as Clepsis Guenée, 1845 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)

Smilax
     Smilax Laporte, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Smilax Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Smilacaceae (Family)

Smilia
     Smilia Germar, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Membracidae (Family)
 Smilia Weise, 1892 accepted as Microweisea Cockerell, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)

Smiliotus
 Smiliotus Loew, 1857 accepted as Machaerium Haliday, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Dolichopodidae (Family)
     Smiliotus Haag-Rutenberg, 1872 accepted as Smiliophanus Koch, 1950 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Smilodon
     Smilodon Lund, 1842 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Felidae (Family)
     Smilodon Plieninger, 1846 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Sminthus
     Sminthus Stål, 1859 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Reduviidae (Family)
 Sminthus Nordmann in Démidoff, 1840 accepted as Sicista Gray, 1827 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Dipodidae (Family)

Smirnovia
 Smirnovia accepted as Smirnowia Bunge, 1876 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
     Smirnovia Klimaszewski, 1968 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Smirnovia Lučnik, 1922 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Smirnovia Schulz & Andreeva, 1950 accepted as Labiostomum Akhtar, 1941 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Heteroxynematidae (Family)

Smirnoviella
     Smirnoviella Monchenko, 1977 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Cyclopidae (Family)
 Smirnoviella Yamaguti, 1961 accepted as Labiostomum Akhtar, 1941 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Heteroxynematidae (Family)

Smirnowia
     Smirnowia Lutshnik, 1922 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Smirnowia Bunge, 1876 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Smithara
     Smithara D.M. Cumming, 1999 accepted as Cummingara G.D. Rowley, 1999 (junior homonym)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Asphodelaceae (Family)
 Smithara L.A. Garay, 1972 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Smithara L.A. Garay & H.R. Sweet, 1966 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Smithia
 Smithia Monterosato, 1884 accepted as Smithiella Monterosato, 1890 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Mangeliidae (Family)
     Smithia W. Aiton, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Smithia Scopoli, 1777 accepted as Smithia Scopoli, 1777 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Clusiaceae (Family)
 Smithia J.F. Gmelin, 1791 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Solanales (awaiting allocation) (Family)
 Smithia França, 1910 accepted as Babesia Starcovivi, 1893 · Chromista (Kingdom) > Miozoa (Phylum) > Coccidiomorphea (Class) > Piroplasmida (Order) > Babesiidae (Family)
     Smithia Mabille, 1880 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Smithia Saussure, 1855 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Vespidae (Family)
     Smithia Milne-Edwards & Haime, 1851 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Smithia Vachal, 1897 accepted as Melittosmithia Schulz, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Colletidae (Family)
 Smithia Maltzan, 1883 accepted as Callostracum E. A. Smith, 1909 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Turritellidae (Family)

Smithiella
 Smithiella H. Peragallo & M. Peragallo, 1901 accepted as Eunotogramma J.F. Weisse, 1855 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Mediophyceae (Class) > Anaulales (Order) > Anaulaceae (Family)
 Smithiella B.V. Skvortzov, 1968 accepted as Smithimastix B.V. Skvortzov, 1969 · Chromista (Kingdom) > Cryptista (Phylum) > Cryptophyceae (Class) > Cryptomonadales (Order) > Hemiselmidaceae (Family)
 Smithiella Monterosato, 1890 accepted as Mangelia Risso, 1826 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Mangeliidae (Family)
 Smithiella Dunn, 1920 accepted as Achudemia Blume, 1856 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Urticaceae (Family)

Smithiglaux
     Smithiglaux Bonaparte, 1854, nom. nud. accepted as Glaucidium Boie, 1826 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Strigiformes (Order) > Strigidae (Family)
 Smithiglaux Bonaparte, 1854 accepted as Glaucidium Boie, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Strigiformes (Order) > Strigidae (Family)

Smithites
     Smithites Jordan & Gilbert, 1919 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Osteichthyes (awaiting allocation) (Class) > Osteichthyes (awaiting allocation) (Order) > Osteichthyes (awaiting allocation) (Family)
     Smithites Lemoine, 1915 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Smithoceras
 Smithoceras Hanna, 1924 † accepted as Hannaoceras Tomlin, 1931 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ceratitida (Order) > Trachyceratidae (Family)
     Smithoceras Diener, 1907 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Cephalopoda (awaiting allocation) (Order) > Cephalopoda (awaiting allocation) (Family)

Smittia
 Smittia Hincks, 1879 accepted as Smittina Norman, 1903 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Smittinidae (Family)
     Smittia Holmgren, 1869 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chironomidae (Family)

Smodicum
     Smodicum Dejean, 1835 accepted as Smodicum Haldeman, 1847 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Smodicum Haldeman, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Smynthurus
 Smynthurus Latreille, 1802 accepted as Smynthurus Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > Symphypleona (Order) > Sminthuridae (Family)
 Smynthurus Bourlet, 1843 accepted as Sminthurus Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > Symphypleona (Order) > Sminthuridae (Family)

Smyrnella
 Smyrnella Saidova, 1975 accepted as Globocassidulina Voloshinova, 1960 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Cassidulinidae (Family)
 Smyrnella Basov, 1974 accepted as Cassidulina d'Orbigny, 1826 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Cassidulinidae (Family)

Smythus
 Smythus Hoser, 2012 accepted as Caudisona Laurenti, 1768 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Viperidae (Family)
 Smythus Hoser, 2009 accepted as Caudisona Laurenti, 1768 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Viperidae (Family)

Snellenia
     Snellenia Walsingham, 1889 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Stathmopodidae (Family)
     Snellenia Ustjuzhanin, 1996 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pterophoridae (Family)

Snowia
     Snowia Neumoegen, 1884 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
 Snowia Williston, 1893 accepted as Kelloggina Williston, 1907 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Blephariceridae (Family)

Soa
     Soa Enderlein, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Psocoptera (Order) > Lepidopsocidae (Family)
 Soa Jacobi, 1928 accepted as Soamachaerota Metcalf, 1952 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Machaerotidae (Family)

Soanella
     Soanella Betekhtina in Betekhtina & Tokareva, 1988 † accepted as Soanellina Betekhtina, 1990 † (junior homonym)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Myalinida (Order) > Anadontellidae (Family)
     Soanella Kanygin, 1967 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Palaeocopida (Order) > Palaeocopida (awaiting allocation) (Family)

Soaresia
     Soaresia Soares, 1946 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Gonyleptidae (Family)
     Soaresia C.H. Schultz-Bipontinus, 1863 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Soaresia F. Allemão, 1851 accepted as Soaresia F. Allemão, 1851 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Moraceae (Family)

Sobara
 Sobara Oman, 1949 accepted as Omansobara Xing, 2017 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)
 Sobara Keyserling in Koch (Keyserling), 1882 accepted as Cosmophasis Simon, 1901 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Salticidae (Family)

Sobarus
     Sobarus Harold, 1879 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Sobarus Loew, 1855 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)

Sobas
     Sobas Förster, 1868 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Sobas Pascoe, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Sociosa
     Sociosa Diakonoff, 1959 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)
 Sociosa Diakonoff, 1963 accepted as Potiosa Diakonoff, 1965 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)

Socotora
     Socotora Pallary in Little, 1925 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)
 Socotora I.B. Balfour, 1883 accepted as Periploca Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)

Socotrella
     Socotrella Popov, 1957 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Thericleidae (Family)
     Socotrella P.V. Bruyns & A.G. Miller, 2002 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)

Sodalis
     Sodalis Kowalewski, 1902 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Echinostomida (Order) > Echinostomatidae (Family)
     Sodalis Dale & Maudlin, 1999 · Bacteria (Kingdom) > Proteobacteria (Phylum) > Gammaproteobacteria (Class) > Enterobacterales (Order) > Pectobacteriaceae (Family)

Sodiomyces
     Sodiomyces A.A. Grzhimaylo, A.J.M. Debets & E.N. Bilanenko in Crous et al., 2019 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Hypocreomycetidae incertae sedis (Order) > Plectosphaerellaceae (Family)
 Sodiomyces A.A. Grzhimaylo, A.J.M. Debets & E.N. Bilanenko in Grum-Grzhimaylo, Debets, van Diepeningen, Georgieva & Bilanenko, 2013 accepted as Sodiomyces A.A. Grzhimaylo, A.J.M. Debets & E.N. Bilanenko in Crous et al., 2019 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Hypocreomycetidae incertae sedis (Order) > Plectosphaerellaceae (Family)

Sodus
 Sodus Pascoe, 1865 accepted as Similosodus McKeown, 1945 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Sodus Amyot, 1846 accepted as Sodus Amyot, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Soella
     Soella R.-L. Zhu, L. Shu, Q. He & Y.-M. Wei, 2018 · Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Porellales (Order) > Lejeuneaceae (Family)
     Soella Kristan-Tollmann, 1987 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)

Sogamosa
     Sogamosa Pilsbry & Olsson, 1935 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneroida (awaiting allocation) (Family)
     Sogamosa Pilsbry & Olsson, 1941 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Sogdamnicola
     Sogdamnicola Izzatullaev, Sitnikova & Starobogatov, 1985 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)
     Sogdamnicola Izzatullaev, Sitnikova & Starobogatov in Izzatullaev, 1984 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)

Sogdianella
     Sogdianella Mukhamediev, 1965 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphididae (Family)
     Sogdianella Dzhalilov, 1972 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cephalaspidea (Order) > Cephalaspidea (awaiting allocation) (Family)
 Sogdianella Schurenkova, 1939 accepted as Babesia Starcovivi, 1893 · Chromista (Kingdom) > Miozoa (Phylum) > Coccidiomorphea (Class) > Piroplasmida (Order) > Babesiidae (Family)

Sogines
 Sogines Stephens, 1827 accepted as Poecilus Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Sogines Gistl, 1834 accepted as Sogines Gistl, 1834 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Sokolovia
 Sokolovia Ilowaisky, 1934 † accepted as Ilowaiskya Vialov, 1940 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)
 Sokolovia Schischkinskaja, 1964 † accepted as Antesokolovia Schischkinskaja, 1966 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)
     Sokolovia Elenkin, 1926 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Synechococcales (Order) > Heteroleibleiniaceae (Family)

Sokolovites
     Sokolovites Casey, 1966 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)
 Sokolovites Kozlowski, 1967 † accepted as Sokolovisyrinx Mierzejewski & Kulicki, 2003 † · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Athecanephria (Order) > Siboglinidae (Family)

Sol
     Sol Schulze, 1760 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
     Sol Fischer, 1885 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Sol F.H. Cramer, 1964 † · Plantae (Kingdom) > Acritarcha (Phylum) > (Class) > (Order) > (Family)

Solacrinus
     Solacrinus Agassiz, 1836 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
 Solacrinus Geinitz, 1846 † accepted as Solanocrinites Goldfuss, 1831 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Comatulida (Order) > Comatulida (awaiting allocation) (Family)

Solanderara
 Solanderara J.M.H. Shaw, 2004 accepted as Solanderara J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Solanderara J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Solanderia
     Solanderia Duchassaing & Michelin, 1846 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Solanderiidae (Family)
 Solanderia P. Fischer, 1879 accepted as Rossiteria Brazier, 1895 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Trochidae (Family)

Solandra
     Solandra O. Swartz, 1787 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Solanaceae (Family)
 Solandra J.A. Murray, 1785 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
 Solandra Linnaeus, 1759 accepted as Solandra Linnaeus, 1759 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Solanometra
     Solanometra Clark, 1911 · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Comatulida (Order) > Antedonidae (Family)
     Solanometra Clark, 1911, nom. nud. accepted as Solanometra Clark, 1911 (nomen nudum)· Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Comatulida (Order) > Antedonidae (Family)

Solaria
     Solaria Champion, 1908 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Solaria R.A. Philippi, 1858 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)

Solariella
 Solariella Flach, 1905 accepted as Solariola Flach, 1908 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Solariella S. Wood, 1842 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Solariellidae (Family)

Solariellopsis
     Solariellopsis Gregorio, 1886 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Solariellopsis Schepman, 1908 accepted as Calliotropis L. Seguenza, 1903 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Calliotropidae (Family)

Solarium
     Solarium Spix, 1827 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Solarium Lamarck, 1799 accepted as Architectonica Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Architectonicidae (Family)
 Solarium accepted as Salarium Fairmaire, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cleridae (Family)

Soldago
     Soldago Latreille, 1825 accepted as Soldago Latreille, 1825 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Soldago Latreille, 1827 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Soldania
     Soldania De Stefani & Pantanelli, 1878 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Arcida (Order) > Arcidae (Family)
 Soldania d'Orbigny, 1826 accepted as Lenticulina Lamarck, 1804 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lagenida (Order) > Vaginulinidae (Family)

Soldatovia
     Soldatovia Taranetz, 1958 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Stichaeidae (Family)
     Soldatovia Taranetz, 1937 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Stichaeidae (Family)

Solea
     Solea Gouan, 1770 accepted as Solea Gouan, 1770 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Solea Walbaum, 1792 accepted as Solea Walbaum, 1792 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Pleuronectiformes (Order) > Soleidae (Family)
     Solea Quensel, 1806 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Pleuronectiformes (Order) > Soleidae (Family)
     Solea K.P.J. Sprengel, 1802 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Violaceae (Family)
 Solea Rafinesque, 1810 accepted as Solea Quensel, 1806 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Pleuronectiformes (Order) > Soleidae (Family)
 Solea Catesby, 1771 accepted as · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Pleuronectiformes (Order) > Bothidae (Family)
 Solea Cuvier, 1816 accepted as Solea Quensel, 1806 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Pleuronectiformes (Order) > Soleidae (Family)
 Solea Klein, 1776 accepted as · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Pleuronectiformes (Order) > Soleidae (Family)

Solecurtus
     Solecurtus Agassiz, 1839 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Solecurtus Blainville, 1824 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Solecurtidae (Family)

Solemia
     Solemia Loomis, 1964 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Chordeumatida (Order) > Cleidogonidae (Family)
 Solemia Climo, 1978 accepted as Alsolemia Climo, 1981 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Charopidae (Family)

Solen
 Solen Klein in McIntosh, 1922 accepted as Lagis Malmgren, 1866 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Canalipalpata (Order) > Pectinariidae (Family)
     Solen Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Solenidae (Family)

Solena
     Solena Loureiro, 1790 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cucurbitales (Order) > Cucurbitaceae (Family)
 Solena Willdenow, 1798 accepted as Posoqueria Aublet, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
     Solena Mörch, 1853 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Solenidae (Family)
     Solena Ghosh, 1920 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Solenidae (Family)

Solenandra
 Solenandra (Reissek) O. Kuntze, 1891 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rhamnaceae (Family)
 Solenandra J.D. Hooker in Bentham & J.D. Hooker, 1873 accepted as Exostema (Persoon) Bonpland in Humboldt & Bonpland, 1807 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Solenaria
 Solenaria Rafinesque, 1815 accepted as Solen Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Solenidae (Family)
     Solenaria Stoliczka, 1870 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Solenarium
 Solenarium K.P.J. Sprengel, 1827 accepted as Glonium Mühlenberg, 1813 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Hysteriales (Order) > Hysteriaceae (Family)
 Solenarium Dulac, 1867 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)

Solenaspis
     Solenaspis Osten-Sacken, 1881 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Solenaspis Ashmead, 1887 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Solenaspis Koptev, 1962 † accepted as Solenaspis Koptev, 1962 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Solenella
     Solenella d'Orbigny, 1844 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Solenella G. B. Sowerby I, 1833 accepted as Malletia Desmoulins, 1832 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Nuculanida (Order) > Malletiidae (Family)

Solenia
 Solenia Mulsant & Rey, 1874 accepted as Acrotona Thomson, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Solenia Jacoby, 1886 accepted as Cassena Weise, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Solenia C.A. Agardh, 1824 accepted as Solenia C.A. Agardh, 1824 (nomen dubium)· Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Ulvales (Order) > Ulvaceae (Family)
 Solenia J. Hill ex O. Kuntze, 1898 accepted as Boletus E.M. Fries, 1821 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Boletales (Order) > Boletaceae (Family)
 Solenia Persoon, 1794 accepted as Henningsomyces O. Kuntze, 1898 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Marasmiaceae (Family)
 Solenia Oken, 1823 accepted as Solen Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Solenidae (Family)
 Solenia Mulsant & Rey, 1873 accepted as Acrotona Thomson, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Solenidium
     Solenidium Lindley, 1846 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Solenidium Haeckel, 1872 (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)

Soleniopsis
     Soleniopsis Massalongo, 1851 † (uncertain)· Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)
 Soleniopsis Ritchie, 1907 accepted as Corydendrium van Beneden, 1844 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Oceaniidae (Family)

Soleniscus
 Soleniscus Bonvouloir, 1875 accepted as Cussolenis Fleutiaux, 1918 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
     Soleniscus Meek & Worthen, 1860 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Coenogastropoda incertae sedis (Order) > Subulitidae (Family)
 Soleniscus sensu Borojevic, Boury-Esnault & Vacelet, 1990 accepted as Soleneiscus Borojevic, Boury-Esnault & Vacelet, 1990 · Animalia (Kingdom) > Porifera (Phylum) > Calcarea (Class) > Clathrinida (Order) > Dendyidae (Family)
 Soleniscus Haeckel, 1870 accepted as Clathrina Gray, 1867 · Animalia (Kingdom) > Porifera (Phylum) > Calcarea (Class) > Clathrinida (Order) > Clathrinidae (Family)

Solenites
 Solenites Schlotheim, 1820 † accepted as Solennites Schlotheim, 1813 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Aptychi (awaiting allocation) (Family)
 Solenites Gesner, 1758 † accepted as · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Aptychi (awaiting allocation) (Family)
 Solenites Mabille, 1887 accepted as Acraea Fabricius, 1808 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
     Solenites Lindley & W. Hutton, 1834 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Czekanowskiales (Order) > Czekanowskiaceae (Family)

Solenocaris
     Solenocaris Meek, 1871 † accepted as Strigocaris Vogdes, 1889 † (junior homonym)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > (Order) > (Family)
     Solenocaris Young, 1868 † · Animalia (Kingdom) > Mollusca (Phylum) > Polyplacophora (Class) > Paleoloricata (awaiting allocation) (Order) > Paleoloricata (awaiting allocation) (Family)

Solenoceras
 Solenoceras Hyatt, 1884 † accepted as Coelogasteroceras Hyatt, 1892 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Nautilida (Order) > Liroceratidae (Family)
     Solenoceras Conrad, 1860 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ancyloceratida (Order) > Ancyloceratida (awaiting allocation) (Family)

Solenocurtus
 Solenocurtus Sowerby, 1842 accepted as Solecurtus Blainville, 1824 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Solecurtidae (Family)
     Solenocurtus Coppi, 1882 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Solenocurtus P. Fischer, 1887 accepted as Solecurtus Blainville, 1824 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Psammobiidae (Family)

Solenodinium
 Solenodinium Chatton, 1923 accepted as Solenodinium (Chatton) Chatton in Grassé, 1952 · Chromista (Kingdom) > Miozoa (Phylum) > Syndiniophyceae (Class) > Syndiniales (Order) > Syndiniaceae (Family)
     Solenodinium (Chatton) Chatton in Grassé, 1952 · Chromista (Kingdom) > Miozoa (Phylum) > Syndiniophyceae (Class) > Syndiniales (Order) > Syndiniaceae (Family)

Solenodon
     Solenodon Brandt, 1833 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Soricomorpha (Order) > Solenodontidae (Family)
     Solenodon Gorjanovic-Kramberger, 1881 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Solenodonta
     Solenodonta H. Sydow, 1921 · Fungi (Kingdom) > Basidiomycota (Phylum) > Pucciniomycetes (Class) > Pucciniales (Order) > Pucciniaceae (Family)
 Solenodonta Hearne, 1935 accepted as Solenodon Brandt, 1833 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Soricomorpha (Order) > Solenodontidae (Family)
 Solenodonta Castagne, 1845 accepted as Puccinia Persoon, 1794 · Fungi (Kingdom) > Basidiomycota (Phylum) > Pucciniomycetes (Class) > Pucciniales (Order) > Pucciniaceae (Family)

Solenognathus
     Solenognathus Branson & Mehl, 1933 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Conodonta (Class) > Conodonta (awaiting allocation) (Order) > (Family)
 Solenognathus Agassiz, 1846 accepted as Solegnathus Swainson, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Syngnathiformes (Order) > Syngnathidae (Family)
     Solenognathus Pictet & Humbert, 1866 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Solenognathus Bleeker, 1856-57 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Solenogyne
 Solenogyne Cassini, 1827 accepted as Eriocephalus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Solenogyne Cassini in F. Cuvier, 1828 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Solenoides
 Solenoides Kaup, 1858 accepted as Synaptura Cantor, 1849 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Pleuronectiformes (Order) > Soleidae (Family)
     Solenoides Ma, 1996 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Unionoida (Order) > Unionoida (awaiting allocation) (Family)

Solenomorpha
     Solenomorpha Cockerell, 1903 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Pholadomyoida (Order) > Pholadomyoida (awaiting allocation) (Family)
     Solenomorpha Hind, 1903 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Solenomya
 Solenomya Children, 1823 accepted as Solemya Lamarck, 1818 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Solemyida (Order) > Solemyidae (Family)
 Solenomya Agassiz, 1846 accepted as Solemya Lamarck, 1818 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Solemyida (Order) > Solemyidae (Family)
 Solenomya Menke, 1830 accepted as Solemya Lamarck, 1818 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Solemyida (Order) > Solemyidae (Family)

Solenonotus
 Solenonotus Schulz, 1906 accepted as Solenonotus Schulz, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eulophidae (Family)
     Solenonotus Reuter, 1871 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Anthocoridae (Family)

Solenophallus
 Solenophallus Aurich, 1937 accepted as Neostethus Regan, 1916 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Atheriniformes (Order) > Phallostethidae (Family)
 Solenophallus Herre (ex Aurich), 1953 accepted as Neostethus Regan, 1916 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Atheriniformes (Order) > Phallostethidae (Family)

Solenophora
     Solenophora Maskell, 1890 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cerococcidae (Family)
     Solenophora Bentham, 1840 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)

Solenophorus
 Solenophorus Creplin in Ersch & Gruber, 1839 accepted as Bothridium de Blainville in Bremser, 1824 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Diphyllobothriidea (Order) > Scyphocephalidae (Family)
 Solenophorus Mulsant, 1839 accepted as Stromatium Audinet-Serville, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Solenophyllum
     Solenophyllum V.P. Maslov, 1935 † (uncertain)· Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Corallinales (Order) > Corallinaceae (Family)
 Solenophyllum H.E. Baillon, 1893 accepted as Monanthochloe Engelmann, 1859 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Solenoplea
 Solenoplea K. Starbäck, 1901 accepted as Camarops P.A. Karsten, 1873 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Boliniales (Order) > Boliniaceae (Family)
     Solenoplea Ehrenberg, 1861 (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)

Solenopora
 Solenopora Maplestone, 1903 † accepted as Aulopocella Maplestone, 1903 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Lekythoporidae (Family)
     Solenopora Dybowski, 1878 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > (Order) > (Family)

Solenoporella
     Solenoporella V.P. Shuysky in V.P. Shuysky & D.K. Patrunov, 1991 † · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Corallinales (Order) > Corallinales (awaiting allocation) (Family)
     Solenoporella Rothpletz, 1908 † (uncertain)· Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)

Solenopsis
     Solenopsis K.B. Presl, 1836 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Campanulaceae (Family)
 Solenopsis M'Coy in Griffith, 1844 † accepted as Solenomorpha Cockerell, 1903 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Pholadomyoida (Order) > Pholadomyoida (awaiting allocation) (Family)
     Solenopsis Westwood, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Formicidae (Family)

Solenoptera
     Solenoptera Audinet-Serville, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Solenoptera Duponchel, 1845 accepted as Phlogophora Treitschke, 1825 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Solenopus
 Solenopus Schönherr, 1825 accepted as Odontoderes Schönherr in Sahlberg, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Solenopus Sars, 1868 accepted as Neomenia Tullberg, 1875 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Aplacophora (Class) > Neomeniamorpha (Order) > Neomeniidae (Family)
     Solenopus Koren & Danielssen, 1877 · Animalia (Kingdom) > Mollusca (Phylum) > Aplacophora (Class) > Cavibelonia (Order) > Simrothiellidae (Family)
     Solenopus Zarnik, 1907 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Solenorhinus
     Solenorhinus Schönherr, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Solenorhinus Motschoulsky in Schrenck, 1860 accepted as Dorytomus Germar, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Solenorhynchus
 Solenorhynchus Motschoulsky, 1870 accepted as Dorytomus Germar, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Solenorhynchus Heckel, 1853 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gasterosteiformes (Order) > Gasterosteiformes (awaiting allocation) (Family)

Solenosternus
     Solenosternus Schönherr, 1825 accepted as Solenosternus Schoenherr, 1826 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Solenosternus Schoenherr, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Solenostoma
     Solenostoma Mitten, 1864 · Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Jungermanniales (Order) > Jungermanniaceae (Family)
 Solenostoma Brady & Robertson, 1873 accepted as Acontiophorus Brady, 1880 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Siphonostomatoida (Order) > Asterocheridae (Family)
     Solenostoma Signoret, 1864 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Solenostoma Spriestersbach, 1918 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Solenostoma Duméril, 1805 accepted as Aulostomus Lacepède, 1803 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Syngnathiformes (Order) > Solenostomidae (Family)

Solenostomus
     Solenostomus Lacepède, 1803 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Syngnathiformes (Order) > Solenostomidae (Family)
 Solenostomus Gronow, 1763 accepted as · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Syngnathiformes (Order) > Fistulariidae (Family)
 Solenostomus Walbaum, 1792 accepted as Fistularia Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Syngnathiformes (Order) > Fistulariidae (Family)
 Solenostomus Browne, 1789 accepted as Fistularia Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Syngnathiformes (Order) > Fistulariidae (Family)
 Solenostomus Gill, 1861 (ex Gronow) accepted as Fistularia Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Syngnathiformes (Order) > Fistulariidae (Family)
 Solenostomus Gray, 1854 accepted as Aulostomus Lacepède, 1803 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Syngnathiformes (Order) > Aulostomidae (Family)
 Solenostomus Klein, 1778 accepted as Fistularia Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Syngnathiformes (Order) > Fistulariidae (Family)

Solenotellina
 Solenotellina P. Fischer, 1887 accepted as Hiatula Modeer, 1793 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Psammobiidae (Family)
 Solenotellina Agassiz, 1846 accepted as Soletellina Blainville, 1824 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Psammobiidae (Family)
 Solenotellina Cossmann, 1902 accepted as Solenotellina Cossmann, 1902 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Psammobiidae (Family)

Solenotheca
     Solenotheca Malinky, 1990 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Calyptoptomatida (Class) > Calyptoptomatida (awaiting allocation) (Order) > Calyptoptomatida (awaiting allocation) (Family)
     Solenotheca Nuttall, 1841 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Solenotus
 Solenotus A.C. Stokes, 1884 accepted as Notosolenus Stokes, 1884 · Protozoa (Kingdom) > Euglenozoa (Phylum) > Stavomonadea (Class) > Petalomonadida (Order) > Scytomonadidae (Family)
     Solenotus Förster, 1856 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eulophidae (Family)
     Solenotus (Steven) Steven, 1856 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Soletellina
     Soletellina Cossmann, 1886 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Psammobiidae (Family)
 Soletellina Blainville, 1824 accepted as Hiatula Modeer, 1793 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Psammobiidae (Family)

Solex
     Solex Clessin, 1892 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Solex accepted as Scolex Müller, 1787 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Tetraphyllidea (Order) > Onchobothriidae (Family)

Solia
 Solia Dalla Torre, 1897 accepted as Scolia Fabricius, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Scoliidae (Family)
     Solia Seneš, 1955 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

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

Solieria
     Solieria J.G. Agardh, 1842 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gigartinales (Order) > Solieriaceae (Family)
     Solieria Robineau-Desvoidy, 1849 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Solitaria
     Solitaria U. Arup, P. Frödén & U. Søchting in Arup, Søchting & Frödén, 2013 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Teloschistales (Order) > Teloschistaceae (Family)
     Solitaria (J. McNeill) S. Sadeghian & S. Zarre, 2015 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)

Solium
     Solium Heiberg, 1863 † · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)
     Solium Blanchard, 1886 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cestoda (awaiting allocation) (Order) > Cestoda (awaiting allocation) (Family)

Sollasella
     Sollasella Lendenfeld, 1887 accepted as Sollasella Lendenfeld, 1888 (nomen nudum)· Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Astrophorida (Order) > Ancorinidae (Family)
 Sollasella Schrammen, 1901 † accepted as Placoscytus Schrammen, 1910 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Lithistida (Order) > Lithistida (awaiting allocation) (Family)
     Sollasella Lendenfeld, 1888 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Axinellida (Order) > Raspailiidae (Family)

Solmsia
     Solmsia Baillon, 1871 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Thymelaeaceae (Family)
 Solmsia Hampe, 1872 accepted as · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Dicranales (Order) > Dicranaceae (Family)

Solontzella
     Solontzella Repina, 1960 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
     Solontzella Repina, 1959 † accepted as Solontzella Repina, 1959 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Solskinus
 Solskinus Mroczkowski, 1951 accepted as Anthrenus Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dermestidae (Family)
 Solskinus Mroczkowski, 1962 accepted as Anthrenus Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dermestidae (Family)

Solus
     Solus Watson, 1913 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Solus Last, 1960 accepted as Zyras Stephens, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Somalia
     Somalia Hough, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Calliphoridae (Family)
     Somalia D. Oliver, 1886 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)

Somalites
     Somalites Tavani, 1949 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)
 Somalites Pamouktchiev, 1983 † accepted as · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Scleractinia (awaiting allocation) (Family)

Somamecus
 Somamecus Golbach, 1991 accepted as Somomecus Solier in Gay, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
 Somamecus Solier in Gay, 1851 accepted as Somomecus Solier in Gay, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Somanecus
 Somanecus Chenu, 1860 accepted as Somomecus Solier in Gay, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
 Somanecus Lacordaire, 1857 accepted as Somomecus Solier in Gay, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Somatodes
     Somatodes Schoenherr, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Somatodes Schönherr, 1823 accepted as Pachyrhynchus Germar, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Somera
     Somera R.A. Salisbury, 1866 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
     Somera Walker, 1855 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Notodontidae (Family)

Sommerfeltia
     Sommerfeltia Lessing, 1832 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Sommerfeltia Flörke ex Sommerfelt, 1827 accepted as Solorina Acharius, 1808 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Peltigerales (Order) > Peltigeraceae (Family)

Sommeria
 Sommeria Archbold, 1981 † accepted as Sommeriella Archbold, 1982 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Strophomenatida (Order) > Strophomenida (awaiting allocation) (Family)
     Sommeria Hübner, 1827-1831 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Somphoentactinia
     Somphoentactinia Nazarov, 1975 † (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Entactinaria (Order) > Tetrentactiniidae (Family)
     Somphoentactinia Nazarov, 1975, nom. nud. † accepted as Somphoentactinia Nazarov, 1975 † (nomen nudum)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Entactinaria (Order) > Tetrentactiniidae (Family)

Sonderia
     Sonderia Kahl, 1928 · Chromista (Kingdom) > Ciliophora (Phylum) > Plagiopylea (Class) > Plagiopylida (Order) > Sonderiidae (Family)
 Sonderia F. von Müller in J.G. Agardh, 1890 accepted as Vanvoorstia Harvey, 1854 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Delesseriaceae (Family)

Songius
 Songius Sun & Guo in Guo, Sun, Qian, Shen & Zhou, 2010 accepted as Dasongius Qian, Dong, Bernard & Sun, 2015 · Animalia (Kingdom) > Arthropoda (Phylum) > Pauropoda (Class) > Tetramerocerata (Order) > Pauropodidae (Family)
     Songius Yin & Li in Yin, Li & Zhao, 2010 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Songlinella
     Songlinella Yin, 1978 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Bradoriida (Order) > Bradoriida (awaiting allocation) (Family)
     Songlinella Chen, Chen & Zhang, 1981 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)

Sonneratia
     Sonneratia Bayle, 1878 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Hoplitidae (Family)
     Sonneratia Linnaeus f., 1782 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Lythraceae (Family)

Sonninia
     Sonninia H.G.L. Reichenbach, 1829 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
     Sonninia Douvillé, 1879 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Sonniniidae (Family)

Sophia
     Sophia Lamarck, 1816 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Sophia Linnaeus, 1775 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
 Sophia Adanson, 1763 accepted as Descurainia P.B. Webb & Berthelot, 1836 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
     Sophia Whalen & Carter, 1998 † (uncertain)· Protozoa (Kingdom) > Sarcomastigota (awaiting allocation) (Phylum) > (Class) > (Order) > Sarcomastigota (awaiting allocation) (Family)
     Sophia Robineau-Desvoidy, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Sophronia
 Sophronia Persoon in Gaudichaud-Beaupré in Freycinet, 1827 accepted as Phallus Junius ex Linnaeus, 1753 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Phallales (Order) > Phallaceae (Family)
     Sophronia Hübner, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Gelechiidae (Family)
 Sophronia Duponchel, 1845 accepted as Trisateles Tams, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Sophronia Lindley, 1828 accepted as Sophronitis J. Lindley, 1828 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Sophronia J.J. Roemer & J.A. Schultes, 1817 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Iridaceae (Family)

Sophronica
     Sophronica Blanchard, 1845 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Sophronica Dejean, 1835 accepted as Sophronica Blanchard, 1845 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Sophropompilus
 Sophropompilus Ashmead, 1902 accepted as Evagetes Lepeletier, 1845 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pompilidae (Family)
 Sophropompilus Howard, 1901 accepted as Evagetes Lepeletier, 1845 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pompilidae (Family)

Sophrorhinus
     Sophrorhinus Rouzet, 1855 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Sophrorhinus Faust, 1889 accepted as Sophronobius Faust, 1889 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Sora
     Sora Heinemann, 1859 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Sora Walker, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Soranus
 Soranus Fairmaire, 1902 accepted as Ansorus Alonso-Zarazaga & Lyal, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Soranus Kaup, 1871 accepted as Heliscus Zang, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Passalidae (Family)
     Soranus Rafinesque, 1815 accepted as Soranus Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces incertae sedis (Family)

Sorella
     Sorella Hollenberg, 1943 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Delesseriaceae (Family)
 Sorella Hartlaub, 1880 accepted as Passer Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Passeridae (Family)

Sorema
 Sorema Lindley, 1844 accepted as Nolana Linnaeus f., 1762 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Solanaceae (Family)
     Sorema Walker, 1855 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Sorhoanus
     Sorhoanus Linnavuori, 1952 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Sorhoanus Ribaut, 1947 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)

Soria
     Soria Walker, 1869 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
 Soria Adanson, 1763 accepted as Euclidium W.T. Aiton, 1812 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Soricella
     Soricella Doben-Florin, 1964 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Soricomorpha (Order) > Soricidae (Family)
 Soricella Clay & Meinertzhagen, 1937 accepted as Columbicola Ewing, 1929 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phthiraptera (Order) > Philopteridae (Family)

Sorodiscus
     Sorodiscus Lagerheim & Winge, 1913 · Chromista (Kingdom) > Cercozoa (Phylum) > Phytomyxea (Class) > Plasmodiophorida (Order) > Plasmodiophoridae (Family)
     Sorodiscus G.J. Allman, 1847 (uncertain)· Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlorophyceae (awaiting allocation) (Order) > Chlorophyceae (awaiting allocation) (Family)

Soronia
     Soronia Erichson in Germar, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Nitidulidae (Family)
     Soronia Moore, 1877 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Sororcula
     Sororcula Holynski, 1993 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
     Sororcula Haas, 1953 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Archaeogastropoda (Order) > Archaeogastropoda (awaiting allocation) (Family)

Sorosphaera
 Sorosphaera J. Schröter in Cohn, 1886 accepted as Sorosphaerula S. Neuhauser & M. Kirchmair, 2011 · Chromista (Kingdom) > Cercozoa (Phylum) > Phytomyxea (Class) > Plasmodiophorida (Order) > Plasmodiophoridae (Family)
     Sorosphaera Brady, 1879 · Chromista (Kingdom) > Retaria (Phylum) > Monothalamea (Class) > Astrorhizida (Order) > Psammosphaeridae (Family)

Sorubim
 Sorubim Agassiz in Spix & Agassiz, 1829 accepted as Sorubim Cuvier, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Pimelodidae (Family)
     Sorubim Cuvier, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Pimelodidae (Family)

Sosibia
     Sosibia Fruhstorfer in Seitz, 1914 accepted as Sibosia Espeland, Huang & Inayoshi, 2024 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Riodinidae (Family)
     Sosibia Stål, 1875 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phasmatodea (Order) > Lonchodidae (Family)

Sospita
     Sospita Hewitson, 1860 accepted as Spitosa Espeland, Huang & Inayoshi, 2024 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Riodinidae (Family)
     Sospita Edwards, 1882 accepted as Sannina Walker, 1856 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Sesiidae (Family)
     Sospita Mulsant, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)

Sosxetra
     Sosxetra Walker, 1862 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Sosxetra Walker, 1862 [2] accepted as Eudoxinna Walker, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eurytomidae (Family)

Sosybius
     Sosybius Berendt, 1845 † accepted as Sosybius Menge in Berendt, 1854 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Trochanteriidae (Family)
     Sosybius Menge in Berendt, 1854 † · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Trochanteriidae (Family)

Soter
     Soter Saussure in Grandidier, 1890 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Soter de Naurois, 1975 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Strigiformes (Order) > Strigiformes (awaiting allocation) (Family)

Soteriscus
 Soteriscus Vandel, 1956 accepted as Soteriscus Taiti & Rossano, 2015 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Porcellionidae (Family)
     Soteriscus Taiti & Rossano, 2015 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Porcellionidae (Family)

Souleyetia
     Souleyetia Récluz, 1869 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Semelidae (Family)
     Souleyetia Gaudichaud-Beaupré, 1841 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Pandanales (Order) > Pandanaceae (Family)

Southwellia
 Southwellia Moghe, 1925 accepted as Dilepis Weinland, 1858 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Dilepididae (Family)
     Southwellia R.A. Salisbury, 1807 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)

Sowerbyella
     Sowerbyella Jones, 1928 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Strophomenatida (Order) > Sowerbyellidae (Family)
     Sowerbyella Nannfeldt, 1938 · Fungi (Kingdom) > Ascomycota (Phylum) > Pezizomycetes (Class) > Pezizales (Order) > Pyronemataceae (Family)

Spadonia
 Spadonia Lessing, 1832 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Spadonia E.M. Fries, 1829 · Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)

Spallanzania
     Spallanzania Robineau-Desvoidy, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
 Spallanzania A.P. de Candolle, 1830 accepted as Mussaenda Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
     Spallanzania Pollini, 1816 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rosaceae (Family)

Spania
     Spania Meigen, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Rhagionidae (Family)
     Spania Guenée, 1845 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Spaniodera
 Spaniodera Bernhauer, 1927 accepted as Spanioda Blackwelder, 1952 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Spaniodera Handlirsch, 1906 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Protorthoptera (Order) > Protorthoptera (awaiting allocation) (Family)

Spaniodon
 Spaniodon Reuss, 1867 † accepted as Alveinus Conrad, 1865 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Kelliellidae (Family)
     Spaniodon Pictet, 1851 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Elopiformes (Order) > Elopidae (Family)

Spaniolepis
     Spaniolepis Kolbe, 1894 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Spaniolepis Gorjanovic-Kramberger, 1905 † accepted as Dandya White & Moy-Thomas, 1941 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Semionotiformes (Order) > Semionotiformes (awaiting allocation) (Family)

Spanioteuthis
     Spanioteuthis Gustomesov, 1958 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Cephalopoda (awaiting allocation) (Order) > Cephalopoda (awaiting allocation) (Family)
     Spanioteuthis Ghustomesov, 1960 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Cephalopoda (awaiting allocation) (Order) > Cephalopoda (awaiting allocation) (Family)

Spanista
     Spanista Lederer, 1863 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Spanista Förster, 1862 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Spanius
 Spanius Gistel, 1848 accepted as Pleuronectes Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Pleuronectiformes (Order) > Pleuronectidae (Family)
 Spanius Chevrolat, 1848 accepted as Spavius Motschoulsky, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cryptophagidae (Family)

Sparactus
 Sparactus Swainson in Richardson, 1832 accepted as Sparactus Swainson in Richardson, 1832 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Sparactus Erichson, 1845 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Zopheridae (Family)

Sparedrus
     Sparedrus Dejean, 1821 accepted as Sparedrus Dejean, 1821 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Oedemeridae (Family)
 Sparedrus Lepeletier & Serville, 1825 accepted as Sparedrus Dejean, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Oedemeridae (Family)

Sparganophasma
 Sparganophasma Kleine, 1922 accepted as Eterozemus Senna, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)
 Sparganophasma Kleine, 1926 accepted as Eterozemus Senna, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)

Sparganum
     Sparganum Diesing, 1854 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cestoda (awaiting allocation) (Order) > Cestoda (awaiting allocation) (Family)
     Sparganum Unger in R. Richter & Unger, 1856 † (uncertain)· Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)

Sparmannia
 Sparmannia Buchoz, 1779 accepted as Sparmannia Buchoz, 1779 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Scrophulariaceae (Family)
 Sparmannia Linnaeus f., 1782 accepted as Sparrmannia Linnaeus f., 1782 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
 Sparmannia Laporte, 1840 accepted as Sparrmannia Laporte de Castelnau, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Sparrea
 Sparrea Petersen, 1909 accepted as Parameletus Bengtsson, 1908 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Ephemeroptera (Order) > Siphlonuridae (Family)
 Sparrea A.T. Hunziker & N. Dottori, 1978 accepted as Celtis Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Cannabaceae (Family)

Sparrmannia
     Sparrmannia Linnaeus f., 1782 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
     Sparrmannia Laporte de Castelnau, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Spartecerus
     Spartecerus Schönherr, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Spartecerus Erichson, 1838 accepted as Rhopalocerus Redtenbacher, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Zopheridae (Family)

Spartina
     Spartina Heslop-Harrison, 1951 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Psyllidae (Family)
     Spartina Harris & Burrows, 1891 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Spartina Schreber, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Spartiophila
 Spartiophila Küster, 1847 accepted as Spartiophila Küster, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Spartiophila Weise, 1884 accepted as Spartophila Chevrolat in Dejean, 1836 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Spartium
     Spartium Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Spartium Duhamel du Monceau, 1755 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Spartocerus
 Spartocerus Burmeister, 1835 accepted as Spartocera Laporte, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Coreidae (Family)
 Spartocerus Agassiz, 1846 accepted as Rhopalocerus Redtenbacher, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Zopheridae (Family)
 Spartocerus Laporte de Castelnau, 1840 accepted as Spartecerus Schönherr, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Spartophila
     Spartophila Stephens, 1834 accepted as Spartophila Chevrolat in Dejean, 1836 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Spartophila Gené, 1839 accepted as Spartophila Chevrolat in Dejean, 1836 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Spartophila Chevrolat in Dejean, 1836 accepted as Gonioctena Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Spartothamnus
 Spartothamnus Cunningham ex Walpers, 1847 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Verbenaceae (Family)
     Spartothamnus P.B. Webb & Berthelot ex K.B. Presl, 1845 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Sparverius
     Sparverius Blyth, 1834 accepted as Sparverius Blyth, 1834 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Sparverius d'Orbigny & Lafresnaye, 1837 accepted as Sparverius d'Orbigny & Lafresnaye, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Spastica
     Spastica Dejean, 1834 accepted as Spastica Lacordaire, 1859 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Meloidae (Family)
     Spastica Lacordaire, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Meloidae (Family)

Spatagoides
     Spatagoides Bayle, 1878 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Holasteroida (Order) > Holasteroida (awaiting allocation) (Family)
     Spatagoides Leske, 1778 † accepted as Spatagoides Leske, 1778 † (nomen dubium)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Holasteroida (Order) > Hemipneustidae (Family)

Spatangus
     Spatangus Gray, 1825 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Spatangoida (Order) > Spatangidae (Family)
 Spatangus Modeer, 1793 accepted as Spatangus Modeer, 1793 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
     Spatangus Agassiz, 1839 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
 Spatangus Leske, 1778 † accepted as Spatangus Leske, 1778 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)

Spatha
     Spatha Huang, 2001 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Eriophyidae (Family)
     Spatha Lea, 1838 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Unionoida (Order) > Mutelidae (Family)

Spathegaster
 Spathegaster Schiner, 1868 accepted as Spathegaster Schiner, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)
     Spathegaster Hartig in Germar, 1840 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Spathella
     Spathella Hall, 1885 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Modiomorphoida (Order) > Modiomorphoida (awaiting allocation) (Family)
     Spathella Bourguignat, 1885 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Spathia
     Spathia Schindewolf, 1925 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Spathia Ewart in Ewart & Davies, 1917 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Spathidiopsis
     Spathidiopsis Fabre-Domergue, 1889 · Chromista (Kingdom) > Ciliophora (Phylum) > Prostomatea (Class) > Prorodontida (Order) > Placidae (Family)
     Spathidiopsis Kahl, 1926 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Spathidium
     Spathidium Looss, 1899 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)
     Spathidium Dujardin, 1841 · Chromista (Kingdom) > Ciliophora (Phylum) > Litostomatea (Class) > Haptorida (Order) > Spathidiidae (Family)

Spathiocaris
     Spathiocaris Clarke, 1882 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Orthocerida (Order) > Discinocarididae (Family)
 Spathiocaris Clarke, 1884 † accepted as Spathiocaris Clarke, 1882 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Orthocerida (Order) > Discinocarididae (Family)

Spathium
 Spathium Loureiro, 1790 accepted as Saururus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Piperales (Order) > Saururaceae (Family)
 Spathium Edgeworth, 1842 accepted as Aponogeton Linnaeus f., 1782 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Aponogetonaceae (Family)

Spathocalanthe
     Spathocalanthe Hort., 1898 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Spathocalanthe J.J. Linden ex Z.-H. Feng & J.M.H. Shaw, 2022 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Spathodactylus
     Spathodactylus Pictet & Loriol in Pictet, 1859 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Spathodactylus Günther, 1872 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Gekkonidae (Family)

Spathodus
     Spathodus Branson & Mehl, 1933 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Conodonta (Class) > Conodontophorida (Order) > Prioniodontidae (Family)
     Spathodus Boulenger, 1900 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Cichlidae (Family)

Spathophora
     Spathophora Amyot & Serville, 1843 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Spathophora Jeffreys, 1882 accepted as Cardiomya A. Adams, 1864 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Pholadomyoida (Order) > Cuspidariidae (Family)

Spathosternum
     Spathosternum Krauss, 1877 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)
 Spathosternum Portevin, 1903 accepted as Eucatops Portevin, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Leiodidae (Family)

Spathoteredo
     Spathoteredo Moll, 1928 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Myoida (Order) > Teredinidae (Family)
     Spathoteredo Moll & Roch, 1937 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Spathula
     Spathula Nurse, 1950 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Tricladida (Order) > Dugesiidae (Family)
     Spathula (Tausch) Fourreau, 1869 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Iridaceae (Family)

Spathularia
     Spathularia Persoon, 1797 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Rhytismatales (Order) > Cudoniaceae (Family)
 Spathularia Eichwald, 1831 accepted as Polyodon Lacepède, 1797 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Acipenseriformes (Order) > Polyodontidae (Family)
 Spathularia A.F.C.P. Saint-Hilaire, 1824 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Violaceae (Family)

Spathulea
     Spathulea Fleming, 1828 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Spathulea E.M. Fries, 1825 accepted as Spathularia Persoon, 1797 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Rhytismatales (Order) > Cudoniaceae (Family)

Spathulina
 Spathulina Patouillard, 1900 accepted as Irpex E.M. Fries, 1828 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Polyporales (Order) > Meruliaceae (Family)
     Spathulina Rondani, 1856 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tephritidae (Family)

Spatularia
     Spatularia Van Deventer, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tineidae (Family)
     Spatularia Méhelÿ, 1935 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Spatularia accepted as Spathularia Persoon, 1797 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Rhytismatales (Order) > Cudoniaceae (Family)
 Spatularia A.H. Haworth, 1821 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Saxifragaceae (Family)
 Spatularia Shaw, 1804 accepted as Polyodon Lacepède, 1797 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Acipenseriformes (Order) > Polyodontidae (Family)

Spatulina
     Spatulina Szilády, 1942 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Spaniidae (Family)
     Spatulina Osmólska, 1962 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Proetida (Order) > Proetidae (Family)

Spectrum
     Spectrum Scopoli, 1777 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Spectrum Lacepède, 1799 accepted as Pteropus Brisson, 1762 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Pteropodidae (Family)
     Spectrum Stoll, 1787 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phasmatodea (Order) > Heteronemiidae (Family)

Speetonia
     Speetonia M. Black, 1971 † · Chromista (Kingdom) > Haptophyta (Phylum) > Coccolithophyceae (Class) > Podorhabdales (Order) > Cretarhabdaceae (Family)
 Speetonia S. Duxbury, 1977 † accepted as Lagenorhytis S. Duxbury, 1979 † · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Gonyaulacales (Order) > Gonyaulacaceae (Family)

Spegazzinia
     Spegazzinia P.A. Saccardo, 1879 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Spegazzinia Backeberg, 1934 accepted as Rebutia K. Schumann, 1895 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)

Spegazziniella
 Spegazziniella Batista & I.H. Lima, 1959 accepted as Myriangiella A. Zimmermann, 1902 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Capnodiales (Order) > Schizothyriaceae (Family)
     Spegazziniella Bruch, 1926 accepted as Rumacon Blackwelder, 1946 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Spegazziniella Jørgensen, 1913 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Spelaeobythus
 Spelaeobythus Español, 1966 accepted as Spelaeobythus Löbl, 1965 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Spelaeobythus Löbl, 1965 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Speleopidius
     Speleopidius Vives & Noguera, 2021 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Speleopidius Vives & Comas, 2021 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Spelyngochthonius
 Spelyngochthonius Vachon & Heurtault-Rossi, 1964 accepted as Spelyngochthonius Beier, 1955 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Pseudoscorpionida (Order) > Chthoniidae (Family)
     Spelyngochthonius Beier, 1955 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Pseudoscorpionida (Order) > Chthoniidae (Family)

Spenceraster
     Spenceraster Lambert, 1914 † · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Valvatida (Order) > Goniasteridae (Family)
 Spenceraster Cottreau, 1929 † accepted as Cottreauaster Wright, 1951 † · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Valvatida (Order) > Goniasteridae (Family)

Spencerella
     Spencerella Darbishire, 1896 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Wrangeliaceae (Family)
 Spencerella Pocock, 1898 accepted as Chiasmopes Pavesi, 1883 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Pisauridae (Family)

Spenceria
     Spenceria Fourtau, 1914 † · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Valvatida (Order) > Goniasteridae (Family)
     Spenceria Trimen, 1879 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rosaceae (Family)

Spermatobium
     Spermatobium Eisen, 1895 · Chromista (Kingdom) > Miozoa (Phylum) > Coccidiomorphea (Class) > Piroplasmida (Order) > Haemohormidiidae (Family)
     Spermatobium Reichenbach, 1828 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Spermatochnus
     Spermatochnus F.T. Kützing, 1843 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Ectocarpales (Order) > Chordariaceae (Family)
 Spermatochnus F.T. Kützing, 1843 [2] accepted as Stilophora J.G. Agardh, 1841 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Ectocarpales (Order) > Chordariaceae (Family)

Spermatophagus
 Spermatophagus Gistel, 1856 accepted as Spermophagus Schönherr, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Spermatophagus Labbé, 1899 (uncertain)· Chromista (Kingdom) > Miozoa (Phylum) > Coccidiomorphea (Class) > Piroplasmida (Order) > Haemohormidiidae (Family)

Spermatophilus
 Spermatophilus Wagler, 1830 accepted as Spermophilus Cuvier, 1824 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Sciuridae (Family)
     Spermatophilus Agassiz, 1845 accepted as Spermatophilus Agassiz, 1845 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Spermolegus
     Spermolegus David, 1875 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
     Spermolegus Kaup, 1829 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Spermolepis
 Spermolepis A.T. Brongniart & A. Gris, 1864 accepted as Arillastrum Pancher ex Baillon, 1877 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Myrtaceae (Family)
     Spermolepis Rafinesque, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Spermophila
 Spermophila Swainson, 1827 accepted as Sporophila Cabanis, 1844 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Emberizidae (Family)
 Spermophila Richardson in Parry, 1825 accepted as Spermophilus Cuvier, 1824 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Sciuridae (Family)

Spermophilopsis
     Spermophilopsis Blasius, 1884 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Sciuridae (Family)
     Spermophilopsis Rothschild, 1895 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Spermophilus
 Spermophilus Cuvier, 1824 accepted as Spermophilus Cuvier, 1824 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Sciuridae (Family)
     Spermophilus Gebler accepted as Spermophilus Gebler (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Sphaenognathus
 Sphaenognathus Schönherr, 1845 accepted as Orthognathus Schönherr, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Sphaenognathus Buquet, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lucanidae (Family)

Sphaera
     Sphaera G. Karsten, 1905 (uncertain)· Plantae (Kingdom) > Chlorophyta (Phylum) > Pyramimonadophyceae (Class) > Pyramimonadales (Order) > Halosphaeraceae (Family)
     Sphaera Sowerby, 1822 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Fimbriidae (Family)
     Sphaera Brückner, 2006 † · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Lyssacinosida (Order) > Lyssacinosida (awaiting allocation) (Family)

Sphaeractis
     Sphaeractis Wetzel, 1935 † (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Sphaeractis Brandt, 1935 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Sphaeractis Brandt, 1936 † (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Sphaerangium
 Sphaerangium F.J. Seaver, 1951 accepted as Pezicula L.R. Tulasne & C. Tulasne, 1865 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Dermateaceae (Family)
     Sphaerangium W.P. Schimper, 1860 (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Pottiales (Order) > Pottiaceae (Family)

Sphaeraspis
     Sphaeraspis J. Schiller, 1954 · Chromista (Kingdom) > Ochrophyta (Phylum) > Chrysophyceae (Class) > Chromulinales (Order) > Chromulinales incertae sedis (Family)
     Sphaeraspis Giard, 1897 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Margarodidae (Family)

Sphaeraster
 Sphaeraster Dons, 1938 accepted as Poraniomorpha Danielssen & Koren, 1881 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Spinulosida (Order) > Poraniidae (Family)
     Sphaeraster Quenstedt, 1875 † · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Valvatida (Order) > Sphaerasteridae (Family)

Sphaerastrum
 Sphaerastrum Meyen, 1829 accepted as Sorastrum Kützing, 1845 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Sphaeropleales (Order) > Hydrodictyaceae (Family)
     Sphaerastrum Greeff, 1873 · Chromista (Kingdom) > Heliozoa (Phylum) > Centrohelea (Class) > Pterocystida (Order) > Heterophryidae (Family)

Sphaerella
     Sphaerella Reitlinger, 1957 † (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Sphaerella Keller, 1946 † accepted as Inocardion Masters & Scott, 1978 † · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Thoracosphaerales (Order) > Thoracosphaeraceae (Family)
 Sphaerella Heding & Panning, 1954 accepted as Globosita Cherbonnier, 1958 · Animalia (Kingdom) > Echinodermata (Phylum) > Holothuroidea (Class) > Dendrochirotida (Order) > Sclerodactylidae (Family)
     Sphaerella (E.M. Fries) Rabenhorst, 1856 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Capnodiales (Order) > Mycosphaerellaceae (Family)
 Sphaerella S.C. Sommerfelt, 1824 accepted as Chlamydomonas Ehrenberg, 1833 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Chlamydomonadaceae (Family)
 Sphaerella Conrad, 1838 † accepted as Diplodonta Bronn, 1831 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Ungulinidae (Family)
 Sphaerella Bubani, 1901 accepted as Airopsis Desvaux, 1809 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Sphaerella Cesati & De Notaris, 1863 accepted as Mycosphaerella Johanson, 1884 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Capnodiales (Order) > Mycosphaerellaceae (Family)
     Sphaerella Gray, 1869 accepted as Cladiella Gray, 1869 (junior homonym)· Animalia (Kingdom) > Cnidaria (Phylum) > Octocorallia (Class) > Malacalcyonacea (Order) > Cladiellidae (Family)
     Sphaerella Conrad, 1860 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Sphaerellopsis
 Sphaerellopsis Korshikov, 1925 accepted as Vitreochlamys A. Batko, 1970 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Chlamydomonadaceae (Family)
     Sphaerellopsis M.C. Cooke, 1883 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Pleosporales (Order) > Phaeosphaeriaceae (Family)
 Sphaerellopsis Klebahn, 1918 accepted as Venturia P.A. Saccardo, 1882 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Venturiales (Order) > Venturiaceae (Family)

Sphaeria
     Sphaeria Haller, 1768 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Xylariales (Order) > Xylariaceae (Family)
     Sphaeria Gistl, 1848 accepted as Sphaeria Gistl, 1848 (nomen nudum)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)

Sphaericoncha
     Sphaericoncha Kolesnikov, 1980 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)
     Sphaericoncha Kolesnikov, 1974 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)

Sphaeridia
     Sphaeridia Linnaniemi, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > Symphypleona (Order) > Sminthurididae (Family)
 Sphaeridia Heron-Allen & Earland, 1928 accepted as Kuremsia Özdikmen, 2009 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Pegidiidae (Family)

Sphaeridion
 Sphaeridion Stiles, 1912 accepted as Sphaeridion Stiles, 1912 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cestoda (awaiting allocation) (Order) > Cestoda (awaiting allocation) (Family)
 Sphaeridion Goodsir, 1844 accepted as Echinococcus Rudolphi, 1801 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Taeniidae (Family)

Sphaeridium
     Sphaeridium Fabricius, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)
     Sphaeridium Yakushina, 1973 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)
     Sphaeridium Fresenius, 1852 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Sphaeriestes
     Sphaeriestes Stephens, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Pythidae (Family)
     Sphaeriestes Leconte in Agassiz, 1850 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Meloidae (Family)

Sphaerillodillo
 Sphaerillodillo Arcangeli, 1934 accepted as Sphaerillodillo Taiti, Paoli & Ferrara, 1998 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Armadillidae (Family)
     Sphaerillodillo Taiti, Paoli & Ferrara, 1998 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Armadillidae (Family)

Sphaerina
     Sphaerina V.S. Maljavkina, 1949 † · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
     Sphaerina Riding & Soja, 1993 † accepted as Sphaerina Riding & Soja, 1993 † (junior homonym)· Animalia (Kingdom) > Animalia incertae sedis (Phylum) > (Class) > (Order) > (Family)
     Sphaerina Van der Wulp, 1890 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
 Sphaerina Swainson, 1839 accepted as Sphyraena Artedi in Röse, 1793 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Sphyraenidae (Family)

Sphaerites
 Sphaerites Arthaber, 1896 † accepted as Ptychosphaerites Spath, 1951 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ceratitida (Order) > Ptychitidae (Family)
 Sphaerites Quenstedt, 1852 † accepted as Sphaeraster Quenstedt, 1875 † · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Valvatida (Order) > Sphaerasteridae (Family)
     Sphaerites Unger, 1850 † · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideales (Order) > Dothioraceae (Family)
     Sphaerites Duftschmid, 1805 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Sphaeritidae (Family)

Sphaerium
 Sphaerium Charpentier, 1825 accepted as Sphaerium Charpentier, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)
 Sphaerium Agassiz, 1846 accepted as Sphaerion Audinet-Serville, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Sphaerium Scopoli, 1777 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Sphaeriidae (Family)
 Sphaerium O. Kuntze, 1891 accepted as Coix Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Sphaerobolus
     Sphaerobolus Persoon, 1801 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Geastrales (Order) > Geastraceae (Family)
     Sphaerobolus Tode, 1790 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Geastrales (Order) > Geastraceae (Family)
 Sphaerobolus Matthew, 1895 † accepted as Lingulobolus Matthew, 1895 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Lingulata (Class) > Lingulida (Order) > Obolidae (Family)

Sphaerocarcinus
 Sphaerocarcinus Zehntner, 1894 accepted as Caphyra Guérin, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Portunidae (Family)
     Sphaerocarcinus Zehntner, 1894, nom. nud. accepted as Caphyra Guérin, 1832 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Portunidae (Family)

Sphaerocarpos
     Sphaerocarpos Boehmer in C.G. Ludwig, 1760 · Plantae (Kingdom) > Marchantiophyta (Phylum) > Marchantiopsida (Class) > Sphaerocarpales (Order) > Sphaerocarpaceae (Family)
 Sphaerocarpos J.F. Gmelin, 1791 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zingiberales (Order) > Zingiberaceae (Family)

Sphaerocarpus
     Sphaerocarpus Hassall, 1843 · Plantae (Kingdom) > Charophyta (Phylum) > Zygnematophyceae (Class) > Zygnematales (Order) > Zygnemataceae (Family)
 Sphaerocarpus Bulliard, 1791 accepted as Physarum Persoon in Roemer, 1794 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Myxomycetes (Class) > Physarales (Order) > Physaraceae (Family)
     Sphaerocarpus Ehrhart, 1793 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Lecanorales incertae sedis (Family)
 Sphaerocarpus Adanson, 1763 accepted as Sphaerocarpos Boehmer in C.G. Ludwig, 1760 · Plantae (Kingdom) > Marchantiophyta (Phylum) > Marchantiopsida (Class) > Sphaerocarpales (Order) > Sphaerocarpaceae (Family)

Sphaerocarya
     Sphaerocarya P.I. Dorofeev, 1970 † accepted as Globocarya A.B. Doweld, 2016 † (junior homonym)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fagales (Order) > Juglandaceae (Family)
 Sphaerocarya Dalzell ex Alph. de Candolle, 1857 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Olacaceae (Family)
 Sphaerocarya Wallich in Roxburgh, 1824 accepted as Pyrularia A. Michaux, 1803 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Santalaceae (Family)

Sphaerocephalum
 Sphaerocephalum F.H. Wiggers, 1780 accepted as Calicium Persoon in Roemer & Usteri, 1794 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Teloschistales (Order) > Caliciaceae (Family)
     Sphaerocephalum Filipjev, 1918 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Monhysterida (Order) > Linhomoeidae (Family)

Sphaerocephalus
 Sphaerocephalus Battarra ex F.S. Earle, 1909 accepted as Tricholoma (E.M. Fries) Staude, 1857 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Tricholomataceae (Family)
 Sphaerocephalus Eschscholtz, 1836 accepted as Nematodes Berthold in Latreille, 1827 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Eucnemidae (Family)
 Sphaerocephalus Labbé, 1899 accepted as Sphaerorhynchus Labbé, 1899 · Chromista (Kingdom) > Miozoa (Phylum) > Gregarinomorphea (Class) > Arthrogregarida (Order) > Stylocephalidae (Family)
 Sphaerocephalus Agassiz, 1846 accepted as Strongylotes Schönherr, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Sphaerocephalus Gray, 1864 accepted as Globicephala Lesson, 1828 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Delphinidae (Family)
 Sphaerocephalus O. Kuntze, 1891 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Sphaerocephalus Lagasca ex A.P. de Candolle, 1812 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Sphaerocephalus Necker ex S.O. Lindberg, 1878 accepted as · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Rhizogoniales (Order) > Aulacomniaceae (Family)
 Sphaerocephalus Schneider, 1886 accepted as Sphaerorhynchus Labbé, 1899 · Chromista (Kingdom) > Miozoa (Phylum) > Gregarinomorphea (Class) > Arthrogregarida (Order) > Stylocephalidae (Family)
     Sphaerocephalus Dejean, 1833 accepted as Nematodes Berthold in Latreille, 1827 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Eucnemidae (Family)
 Sphaerocephalus Laporte de Castelnau, 1838 accepted as Nematodes Berthold in Latreille, 1827 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Eucnemidae (Family)
 Sphaerocephalus Loman, 1888 accepted as Bipalium Stimpson, 1857 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Tricladida (Order) > Geoplanidae (Family)

Sphaeroceras
 Sphaeroceras Hope, 1840 accepted as Sphaeroceras Hope, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Sphaeroceras Bayle, 1878 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Sphaeroceratidae (Family)

Sphaerochloris
     Sphaerochloris F. Hindák, 1988 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Sphaeropleales (Order) > Radiococcaceae (Family)
     Sphaerochloris P.J.L. Dangeard, 1966 (uncertain)· Chromista (Kingdom) > Ochrophyta (Phylum) > Xanthophyceae (Class) > Xanthophyceae (awaiting allocation) (Order) > Xanthophyceae (awaiting allocation) (Family)

Sphaerococcus
     Sphaerococcus Maskell, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pseudococcidae (Family)
     Sphaerococcus Stackhouse, 1797 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gigartinales (Order) > Sphaerococcaceae (Family)

Sphaerocoris
     Sphaerocoris Burmeister, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Scutelleridae (Family)
 Sphaerocoris Agassiz, 1846 accepted as Coptosoma de Laporte, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Plataspidae (Family)

Sphaerocoryne
     Sphaerocoryne Pictet, 1893 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Sphaerocorynidae (Family)
     Sphaerocoryne (Boerlage) Ridley, 1917 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Magnoliales (Order) > Annonaceae (Family)

Sphaerocrinus
     Sphaerocrinus Roemer, 1851 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Cladida (Order) > Cladida (awaiting allocation) (Family)
 Sphaerocrinus Meek & Worthen, 1865 † accepted as Coelocrinus Meek & Worthen, 1866 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Monobathrida (Order) > Monobathrida (awaiting allocation) (Family)

Sphaerocystis
     Sphaerocystis R. Chodat, 1897 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Sphaerocystidaceae (Family)
 Sphaerocystis Fraser, 1943 accepted as Dentitheca Stechow, 1919 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Plumulariidae (Family)
 Sphaerocystis Carpenter, 1891 † accepted as Sphaerocystis Carpenter, 1891 † · Animalia (Kingdom) > Echinodermata (Phylum) > Rhombifera (Class) > Dichoporita (Order) > Callocystitidae (Family)
     Sphaerocystis Léger, 1892 · Chromista (Kingdom) > Miozoa (Phylum) > Gregarinomorphea (Class) > Arthrogregarida (Order) > Sphaerocystidae (Family)

Sphaerodendron
 Sphaerodendron B.C. Seemann, 1865 accepted as Cussonia Thunberg, 1780 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Araliaceae (Family)
     Sphaerodendron Zhukov, Mylnikov & Moiseev, 1976 (uncertain)· Protozoa (Kingdom) > Choanozoa (Phylum) > Choanoflagellatea (Class) > Craspedida (Order) > Salpingoecidae (Family)

Sphaeroderma
 Sphaeroderma Fuckel, 1875 accepted as Melanospora Corda, 1837 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Melanosporales (Order) > Ceratostomataceae (Family)
     Sphaeroderma Stephens, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Sphaeroderma Leconte, 1861 accepted as Anapleus Horn, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)

Sphaerodermella
 Sphaerodermella F. von Höhnel, 1907 accepted as Coniochaeta (P.A. Saccardo) M.C. Cooke, 1887 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Coniochaetales (Order) > Coniochaetaceae (Family)
     Sphaerodermella Ogloblin, 1930 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Sphaeroderus
     Sphaeroderus Dejean, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Sphaeroderus Stephens, 1829 accepted as Sphaeroderus Stephens, 1829 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Sphaeriusidae (Family)

Sphaerodes
 Sphaerodes Bates, 1886 accepted as Sphoerodes Chaudoir, 1883 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Sphaerodes Clements, 1909 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Melanosporales (Order) > Ceratostomataceae (Family)

Sphaerodesmus
     Sphaerodesmus C. Nägeli ex A. Braun, 1855 (uncertain)· Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlorophyceae (awaiting allocation) (Order) > Chlorophyceae (awaiting allocation) (Family)
     Sphaerodesmus Corda (uncertain)· Plantae (Kingdom) > Charophyta (Phylum) > Zygnematophyceae (Class) > Zygnematales (Order) > Zygnematales (awaiting allocation) (Family)

Sphaerodictyon
     Sphaerodictyon C.-C. Jao, 1978 accepted as (nomen dubium)· Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Sphaerodictyaceae (Family)
 Sphaerodictyon L. Geitler, 1925 accepted as Cyanodictyon Pascher, 1914 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Synechococcales (Order) > Synechococcaceae (Family)

Sphaerodinium
 Sphaerodinium Woloszynska, 1916 accepted as Glenodinium Ehrenberg, 1836 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Peridiniales (Order) > Peridiniales incertae sedis (Family)
 Sphaerodinium C.A. Kofoid, 1906 accepted as Heterodinium Kofoid, 1906 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Gonyaulacales (Order) > Heterodiniaceae (Family)

Sphaerodiscus
 Sphaerodiscus Nakai, 1941 accepted as Euonymus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Celastrales (Order) > Celastraceae (Family)
     Sphaerodiscus Won, 1983 † (uncertain)· Protozoa (Kingdom) > Sarcomastigota (awaiting allocation) (Phylum) > (Class) > (Order) > Sarcomastigota (awaiting allocation) (Family)
     Sphaerodiscus Fisher, 1910 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Valvatida (Order) > Goniasteridae (Family)

Sphaeroeca
     Sphaeroeca Meyrick, 1895 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Sphaeroeca Lauterborn, 1894 · Protozoa (Kingdom) > Choanozoa (Phylum) > Choanoflagellatea (Class) > Craspedida (Order) > Salpingoecidae (Family)

Sphaerogaster
     Sphaerogaster Dejean, 1821 accepted as Pachyrhynchus Germar, 1824 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Sphaerogaster Sturm, 1826 accepted as Pachyrhynchus Germar, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Sphaerogaster Zetterstedt, 1842 accepted as Glabellula Bezzi, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Mythicomyiidae (Family)

Sphaerogyne
 Sphaerogyne Brucker, 1900 accepted as Sphaerogyne Brucker, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
 Sphaerogyne Naudin, 1851 accepted as Tococa Aublet, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Melastomataceae (Family)

Sphaeroides
 Sphaeroides Agassiz, 1846 accepted as Sphoeroides Anonymous [Lacepède], 1798 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Tetraodontiformes (Order) > Tetraodontidae (Family)
 Sphaeroides accepted as Sphaerodes Clements, 1909 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Melanosporales (Order) > Ceratostomataceae (Family)

Sphaeroidothyris
     Sphaeroidothyris Buckman, 1914 † accepted as Sphaeroidothyris Buckman, 1918 (nomen nudum)· Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Terebratulidae (Family)
     Sphaeroidothyris Buckman, 1918 · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Terebratulidae (Family)

Sphaerolecanium
 Sphaerolecanium Leonardi, 1909 accepted as Eulecanium Cockerell, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Coccidae (Family)
     Sphaerolecanium Šulc, 1908 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Coccidae (Family)

Sphaerolina
     Sphaerolina Baly, 1871 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Sphaerolina Fuckel, 1860 accepted as Schizoxylon Persoon, 1810 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Ostropales (Order) > Stictidaceae (Family)

Sphaerolites
     Sphaerolites Hinde, 1875 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Sphaerolites Berthold in Latreille, 1827 † accepted as Sphaerulites Lamarck, 1819 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Hippuritida (Order) > Radiolitidae (Family)

Sphaeroma
     Sphaeroma Bosc, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Sphaeromatidae (Family)
 Sphaeroma Latreille, 1802 accepted as Sphaeroma Bosc, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Sphaeromatidae (Family)
 Sphaeroma (A.P. de Candolle) Schlechtendal, 1837 accepted as Sphaeralcea A.F.C.P. Saint-Hilaire, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)

Sphaeromias
     Sphaeromias Curtis, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ceratopogonidae (Family)
     Sphaeromias Stephens, 1829 accepted as Sphaeromias Curtis, 1829 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ceratopogonidae (Family)

Sphaeromphale
 Sphaeromphale H.G.L. Reichenbach, 1829 accepted as Pertusaria A.P. de Candolle in Lamarck & A.P. de Candolle, 1805 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Pertusariales (Order) > Pertusariaceae (Family)
 Sphaeromphale A. Massalongo, 1854 accepted as Staurothele Norman, 1853 · Fungi (Kingdom) > Ascomycota (Phylum) > Eurotiomycetes (Class) > Verrucariales (Order) > Verrucariales incertae sedis (Family)

Sphaeromus
     Sphaeromus Schönherr, 1833 accepted as Celeuthetes Schönherr, 1843 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Sphaeromus Schönherr, 1834 accepted as Celeuthetes Schönherr, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Sphaeromyces
     Sphaeromyces Montagne, 1845 · Fungi (Kingdom) > Ascomycota (Phylum) > Eurotiomycetes (Class) > Eurotiales (Order) > Aspergillaceae (Family)
     Sphaeromyces G. Arnaud, 1954 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Sphaeromyxa
 Sphaeromyxa K.P.J. Sprengel, 1827 accepted as Sphaeronaema E.M. Fries, 1815 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Sphaeromyxa Thélohan, 1892 · Animalia (Kingdom) > Cnidaria (Phylum) > Myxosporea (Class) > Bivalvulida (Order) > Sphaeromyxidae (Family)

Sphaeronectes
     Sphaeronectes Huxley, 1859 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Siphonophorae (Order) > Sphaeronectidae (Family)
     Sphaeronectes Woltereck, 1903 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
 Sphaeronectes Elles, 1922 † accepted as Sphaeronites W. Hisinger, 1828 † · Animalia (Kingdom) > Echinodermata (Phylum) > Diploporita (Class) > Diploporita incertae sedis (Order) > Sphaeronitidae (Family)

Sphaeronema
 Sphaeronema Umezaki, 1961 accepted as Yonedaella Umezaki, 1962 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Synechococcales (Order) > Pseudanabaenaceae (Family)
     Sphaeronema Raski & Sher, 1952 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Panagrolaimida (Order) > Sphaeronematidae (Family)

Sphaeronites
     Sphaeronites W. Hisinger, 1828 † · Animalia (Kingdom) > Echinodermata (Phylum) > Diploporita (Class) > Diploporita incertae sedis (Order) > Sphaeronitidae (Family)
 Sphaeronites Phillips, 1841 † accepted as Sphaerospongia Pengelly, 1861 † · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Receptaculitales (Order) > Receptaculitaceae (Family)

Sphaeronotus
 Sphaeronotus Claus, 1864 accepted as Gunenotophorus Costa, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Notodelphyidae (Family)
     Sphaeronotus Laporte, 1832 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Sphaeropalpus
     Sphaeropalpus Chevrolat in Dejean, 1836 accepted as Sphaeropalpus Guérin, 1844 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Sphaeropalpus Guérin, 1844 accepted as Platyauchenia Sturm, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Sphaerophora
 Sphaerophora Zetterstedt, 1849 accepted as Sphaerocera Latreille, 1804 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sphaeroceridae (Family)
     Sphaerophora (A.H. Hassall) J. Lindley, 1846 · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)
 Sphaerophora Bassler in Quenstedt, 1934 † accepted as Sphaeropora Haswell, 1881 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Lepraliellidae (Family)
 Sphaerophora Blume, 1850 accepted as Morinda Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Sphaerophora C.H. Schultz-Bipontinus, 1863 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Sphaerophorus
 Sphaerophorus J.E. Gray, 1864 accepted as · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Ectocarpales (Order) > Ectocarpaceae (Family)
 Sphaerophorus Prévot, 1938 accepted as Sphaerophorus Prévot, 1938 · Bacteria (Kingdom) > Bacteroidetes (Phylum) > Bacteroidia (Class) > Bacteroidales (Order) > Bacteroidaceae (Family)
     Sphaerophorus Persoon, 1794 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Sphaerophoraceae (Family)
 Sphaerophorus Waltl, 1835 accepted as Thorictus Germar, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dermestidae (Family)

Sphaerophthalma
     Sphaerophthalma Blake, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Mutillidae (Family)
 Sphaerophthalma Mickel, 1928 accepted as Sphaerophthalma Mickel, 1928 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Mutillidae (Family)

Sphaerophthalmus
 Sphaerophthalmus Spandl, 1923 accepted as Dexaminoculus Lowry, 1981 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Dexaminidae (Family)
     Sphaerophthalmus Angelin, 1854 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Olenidae (Family)

Sphaerophysa
     Sphaerophysa A.P. de Candolle, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
     Sphaerophysa Baly, 1876 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Sphaerophysa Cao & Zhu, 1988 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Nemacheilidae (Family)

Sphaeropis
     Sphaeropis Chevrolat in Dejean, 1836 accepted as Sphaeropis Lefèvre, 1876 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Sphaeropis Lefèvre, 1876 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Sphaeroplacis
     Sphaeroplacis Fauvel, 1860 accepted as Sphaeroplacis Fauvel, 1860 (taxon inquirendum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Sphaeroplacis Chevrolat in Dejean, 1836 accepted as Sphaeroplacis Fauvel, 1860 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Sphaerops
     Sphaerops Philippi, 1865 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Acroceridae (Family)
     Sphaerops Gray, 1845 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Sphaeropsis
 Sphaeropsis Flotow, 1847 accepted as Thelocarpon Nylander, 1853 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanoromycetidae incertae sedis (Order) > Thelocarpaceae (Family)
     Sphaeropsis P.A. Saccardo, 1880 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Botryosphaeriales (Order) > Botryosphaeriaceae (Family)
     Sphaeropsis A. Meunier, 1910 · Chromista (Kingdom) > Ciliophora (Phylum) > Spirotrichea (Class) > Tintinnida (Order) > (Family)
     Sphaeropsis Novozhilov & Kapel'ka in Khalfina, 1961 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Branchiopoda (Class) > Branchiopoda (awaiting allocation) (Order) > Branchiopoda (awaiting allocation) (Family)
 Sphaeropsis Léveillé in Demidov, 1842 accepted as Sphaeropsis Léveillé in Demidov, 1842 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Sphaeropsis Guillebeau, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Phalacridae (Family)

Sphaeropteris
     Sphaeropteris Bernhardi, 1801 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Cyatheales (Order) > Cyatheaceae (Family)
 Sphaeropteris N. Wallich, 1830 accepted as Peranema D. Don, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Dryopteridaceae (Family)

Sphaeropus
 Sphaeropus Paulet, 1793 accepted as Onygena Persoon, 1799 · Fungi (Kingdom) > Ascomycota (Phylum) > Eurotiomycetes (Class) > Onygenales (Order) > Onygenaceae (Family)
     Sphaeropus Boeckeler, 1873 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Cyperaceae (Family)

Sphaeropyga
     Sphaeropyga Beier, 1960 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
     Sphaeropyga Savchenko in Savchenko & Krivolutskaya, 1976 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Limoniidae (Family)

Sphaerosacme
     Sphaerosacme Wallich ex M.J. Roemer, 1846 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Meliaceae (Family)
 Sphaerosacme Wallich ex Royle, 1835 accepted as Sphaerosacme Wallich ex Royle, 1835 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Meliaceae (Family)

Sphaerosoma
 Sphaerosoma Leydig, 1851 accepted as Sphaerifer Richiardi, 1876 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Philichthyidae (Family)
     Sphaerosoma Samouelle, 1819 accepted as Sphaerosoma Stephens, 1832 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Alexiidae (Family)
 Sphaerosoma Marseul, 1855 accepted as Sphaericosoma Marseul in Harold, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)
     Sphaerosoma Stephens, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Alexiidae (Family)
     Sphaerosoma Klotzsch in A. Dietrich, 1839 · Fungi (Kingdom) > Ascomycota (Phylum) > Pezizomycetes (Class) > Pezizales (Order) > Pyronemataceae (Family)
 Sphaerosoma Lacordaire, 1854 accepted as Sphaericosoma Marseul in Harold, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)

Sphaerosperma
     Sphaerosperma Pouchet, 1893 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > (Order) > (Family)
 Sphaerosperma Preuss, 1853 accepted as Diatrypella (Cesati & De Notaris) De Notaris, 1863 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Xylariales (Order) > Diatrypaceae (Family)

Sphaerospermum
 Sphaerospermum Cleve, 1868 accepted as Mougeotia C.A. Agardh, 1824 · Plantae (Kingdom) > Charophyta (Phylum) > Zygnematophyceae (Class) > Zygnematales (Order) > Zygnemataceae (Family)
 Sphaerospermum A.T. Brongniart ex A. Loubière, 1933 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > Pteridospermopsida (awaiting allocation) (Order) > Pteridospermopsida (awaiting allocation) (Family)
 Sphaerospermum Zapomělová, Jezberová, Hrouzek, Hisem, Reháková & Komárková, 2009 accepted as Sphaerospermopsis Zapomělová, Jezberová, Hrouzek, Hisem, Reháková & Komárková, 2010 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Nostocales (Order) > Aphanizomenonaceae (Family)

Sphaerospora
 Sphaerospora (P.A. Saccardo) P.A. Saccardo, 1889 accepted as Scutellinia (M.C. Cooke) Lambotte, 1888 · Fungi (Kingdom) > Ascomycota (Phylum) > Pezizomycetes (Class) > Pezizales (Order) > Pyronemataceae (Family)
     Sphaerospora Thélohan, 1892 · Animalia (Kingdom) > Cnidaria (Phylum) > Myxosporea (Class) > Bivalvulida (Order) > Sphaerosporidae (Family)
     Sphaerospora Klatt, 1864 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Iridaceae (Family)

Sphaerostoma
 Sphaerostoma Macgillivray, 1843 accepted as Tritonia Cuvier, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Nudibranchia (Order) > Tritoniidae (Family)
     Sphaerostoma Scudder, 1882 accepted as Sphaerostoma Scudder, 1882 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Sphaerostoma Rudolphi, 1809 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Plagiorchiida (Order) > Opecoelidae (Family)
     Sphaerostoma M. Benson, 1914 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > Pteridospermopsida (awaiting allocation) (Order) > Pteridospermopsida (awaiting allocation) (Family)

Sphaerostylus
     Sphaerostylus Chaudoir, 1848 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Sphaerostylus Haeckel, 1881 · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Spumellaria (Order) > Spumellaria (awaiting allocation) (Family)

Sphaerotele
     Sphaerotele K.B. Presl, 1827 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)
     Sphaerotele Klotzsch in Link, Klotzsch & Otto, 1844 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)

Sphaerotheca
 Sphaerotheca Chamisso & Schlechtendal, 1827 accepted as Sphaerotheca Chamisso & Schlechtendal, 1827 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Scrophulariaceae (Family)
     Sphaerotheca Günther, 1858 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Ranidae (Family)
 Sphaerotheca Léveillé, 1851 accepted as Podosphaera G. Kunze in G. Kunze & Schmidt, 1823 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Erysiphales (Order) > Erysiphaceae (Family)
 Sphaerotheca N.A. Desvaux, 1817 accepted as Aecidium Persoon, 1796 · Fungi (Kingdom) > Basidiomycota (Phylum) > Pucciniomycetes (Class) > Pucciniales (Order) > Pucciniales incertae sedis (Family)

Sphaerozosma
 Sphaerozosma Corda, 1842 accepted as Sphaerosoma Klotzsch in A. Dietrich, 1839 · Fungi (Kingdom) > Ascomycota (Phylum) > Pezizomycetes (Class) > Pezizales (Order) > Pyronemataceae (Family)
     Sphaerozosma Corda ex Ralfs, 1848 · Plantae (Kingdom) > Charophyta (Phylum) > Zygnematophyceae (Class) > Desmidiales (Order) > Desmidiaceae (Family)

Sphaerula
 Sphaerula Agassiz, 1846 accepted as Sphaerula Agassiz, 1846 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Sphaerula Fewkes, 1881 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Sphaerula Patouillard, 1883 accepted as Pistillaria E.M. Fries, 1821 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Typhulaceae (Family)
     Sphaerula Stephens, 1829 accepted as Nanophyes Schönherr, 1838 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Sphaerula Stephens, 1831 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Sphaerula Dejean, 1821 accepted as Orobitis Germar, 1817 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Sphaerula Dalyell, 1853 (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Foraminifera (awaiting allocation) (Class) > (Order) > (Family)
     Sphaerula Soldani, 1791 (uncertain)· Protozoa (Kingdom) > Amoebozoa (Phylum) > Amoebozoa (Class) > (Order) > (Family)
 Sphaerula Villa & Villa, 1833 accepted as Orobitis Germar, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Sphaerulina
     Sphaerulina Saccardo, 1878 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Capnodiales (Order) > Mycosphaerellaceae (Family)
     Sphaerulina Lee, 1934 † · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Fusulinida (Order) > Staffellidae (Family)

Sphagodus
     Sphagodus Eichwald, 1854 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Annelida (awaiting allocation) (Class) > Annelida (awaiting allocation) (Order) > Annelida (awaiting allocation) (Family)
     Sphagodus Agassiz, 1838 accepted as Sphagodus Agassiz, 1838 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Sphagodus Agassiz in Murchison, 1839 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Sphairionia
     Sphairionia Nguyen, 1989 † (uncertain)· Animalia (Kingdom) > Animalia incertae sedis (Phylum) > (Class) > (Order) > (Family)
     Sphairionia Tien, 1988 † (uncertain)· Animalia (Kingdom) > Animalia incertae sedis (Phylum) > (Class) > (Order) > (Family)

Sphalera
 Sphalera Chaudoir, 1873 accepted as Apenes Leconte, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Sphalera Leconte, 1860 accepted as Mordella Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Mordellidae (Family)

Sphalerocoris
     Sphalerocoris Miller, 1952 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Reduviidae (Family)
     Sphalerocoris Flor, 1860 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Sphallomorpha
     Sphallomorpha Westwood, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Sphallomorpha Westwood in Hope, 1838 accepted as Sphallomorpha Westwood, 1840 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Sphalloplana
     Sphalloplana de Beauchamp, 1931 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Tricladida (Order) > Kenkiidae (Family)
 Sphalloplana Carpenter, 1971 accepted as Sphalloplana de Beauchamp, 1931 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Tricladida (Order) > Kenkiidae (Family)

Sphalma
     Sphalma Horn, 1872 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Pythidae (Family)
     Sphalma Leconte, 1883 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Salpingidae (Family)

Sphecodes
     Sphecodes Latreille, 1804 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Halictidae (Family)
     Sphecodes Hübner, 1822 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Sphecodes Boisduval in Herrich-Schaefer, 1858 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
     Sphecodes Duméril, 1853 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)

Sphecogaster
 Sphecogaster Lacordaire, 1869 accepted as Sphecomorpha Newman, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Sphecogaster Agassiz, 1846 accepted as Sphegigaster Spinola, 1811 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Chalcididae (Family)
     Sphecogaster Hirashima, 1978 accepted as Eusphecogastra Hirashima, 1992 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Colletidae (Family)

Sphecomorpha
 Sphecomorpha Hübner, 1809-1813 accepted as Isanthrene Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
     Sphecomorpha Bezzi, 1906 accepted as Sphiximorpha Rondani, 1850 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)
     Sphecomorpha Newman, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Sphecoptera
 Sphecoptera Dalla Torre & Strand, 1925 accepted as Sphecoptera Dalla Torre & Strand, 1925 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Sphecoptera Brongniart, 1885 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Protorthoptera (Order) > Protorthoptera (awaiting allocation) (Family)

Sphecosoma
     Sphecosoma Bezzi, 1906 accepted as Sphyxosoma Rondani, 1856 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Conopidae (Family)
     Sphecosoma Butler, 1876 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Sphenacanthus
     Sphenacanthus Agassiz, 1837 † · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Ctenacanthiformes (Order) > Ctenacanthiformes (awaiting allocation) (Family)
 Sphenacanthus López-Neyra, 1942 accepted as Cladogynia Baer, 1937 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Hymenolepididae (Family)

Sphenalia
     Sphenalia Daniel, 1904 accepted as Pedostrangalia Sokolov, 1897 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Sphenalia S. V. Wood, 1874 † accepted as Montacuta Turton, 1822 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Montacutidae (Family)

Sphenaspis
     Sphenaspis Hollick & Jeffrey, 1909 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Pinopsida (awaiting allocation) (Order) > Pinopsida (awaiting allocation) (Family)
 Sphenaspis Meyrick, 1934 accepted as Sphenaspella Fletcher, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Oecophoridae (Family)
     Sphenaspis Jakovlev, 1877 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Sphenaspis Verrill, 1874 accepted as Sternaspis Otto, 1821 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sternaspida (Order) > Sternaspidae (Family)

Sphenaster
 Sphenaster Jeffery in Smith, Gallemí, Jeffery, Ernst & Ward, 1999 † accepted as Protaeropsis Doweld, 2016 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Spatangoida (Order) > Aeropsidae (Family)
 Sphenaster J.A. Wilcoxon, 1970 † accepted as Sphenolithus G. Deflandre in P.-P. Grassé, 1952 † · Chromista (Kingdom) > Haptophyta (Phylum) > Coccolithophyceae (Class) > Discoasterales (Order) > Sphenolithaceae (Family)

Sphenella
     Sphenella Kützing, 1844 · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)
     Sphenella Duvergier, 1924 † · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Cheilostomatida (awaiting allocation) (Family)
     Sphenella Haeckel, 1879 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Sphenella Robineau-Desvoidy, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tephritidae (Family)
 Sphenella (Kützing) L. Agassiz, 1843 accepted as · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)

Spheniscus
 Spheniscus Kirby, 1819 accepted as Cuphotes Champion, 1887 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Spheniscus Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Sphenisciformes (Order) > Spheniscidae (Family)
 Spheniscus Möhring, 1758 accepted as Spheniscus Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Sphenisciformes (Order) > Spheniscidae (Family)
 Spheniscus Bezzi, 1913 accepted as Sphaeniscus Becker, 1908 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tephritidae (Family)

Sphenocallipteris
     Sphenocallipteris A.N. Kryshtofovich & E.O. Novik in E.O. Novik, 1947 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridophyta/Pteridospermophyta (unclassified foliage) (Class) > Pteridophyta/Pteridospermophyta (awaiting allocation) (Order) > Pteridophytes/Pteridosperms (awaiting allocation) (Family)
 Sphenocallipteris H. Haubold & J.H.F. Kerp in J.H.F. Kerp & H. Haubold, 1988 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridophyta/Pteridospermophyta (unclassified foliage) (Class) > Pteridophyta/Pteridospermophyta (awaiting allocation) (Order) > Pteridophytes/Pteridosperms (awaiting allocation) (Family)

Sphenocarpus
     Sphenocarpus N. Wallich, 1829 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Magnoliales (Order) > Magnoliaceae (Family)
 Sphenocarpus L.C. Richard, 1808 accepted as Sphenocarpus L.C. Richard, 1808 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Combretaceae (Family)
     Sphenocarpus E.P. Korovin, 1947 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Sphenocephalus
     Sphenocephalus Agassiz, 1838 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Dorypteriformes (Order) > Dorypteridae (Family)
     Sphenocephalus Blyth, 1853 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Scincidae (Family)
     Sphenocephalus Fitzinger (?), 1843 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Scincidae (Family)
     Sphenocephalus Gray, 1865 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Lacertilia (awaiting allocation) (Family)

Sphenodon
     Sphenodon Gray, 1831 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Rhynchocephalia (Order) > Sphenodontidae (Family)
     Sphenodon Lund, 1839 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
 Sphenodon Boulenger, 1889 accepted as Sphenodon Gray, 1831 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Rhynchocephalia (Order) > Sphenodontidae (Family)

Sphenognathus
 Sphenognathus Schönherr, 1840 accepted as Orthognathus Schönherr, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Sphenognathus Buquet, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lucanidae (Family)

Sphenoides
 Sphenoides Huxley, 1859 accepted as Bassia L. Agassiz, 1862 · Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Sphenoides Qiao, 1981 † (uncertain)· Animalia (Kingdom) > Hemichordata (Phylum) > Graptolithina (Class) > Graptoloidea (Order) > Corynoididae (Family)

Sphenolepis
     Sphenolepis Nees, 1834 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eulophidae (Family)
     Sphenolepis Agassiz, 1841 † accepted as Sphenolepis Agassiz, 1841 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Sphenolepis Agassiz, 1843 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Sphenolepis Schenk, 1871 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Cycadopsida (Class) > Cycadeoideales (Order) > Cycadeoideales (awaiting allocation) (Family)

Sphenomerus
 Sphenomerus Wood-Mason in Wood-Mason & Alcock, 1891 accepted as Sphenomerides Rathbun, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Trapeziidae (Family)
     Sphenomerus Candèze, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Sphenonchus
     Sphenonchus Agassiz, 1841 † accepted as Sphenonchus Agassiz, 1841 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Sphenonchus Agassiz, 1843 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Sphenophorus
 Sphenophorus Breitfuss, 1898 accepted as Sphenophorus Breitfuss, 1898 · Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)
     Sphenophorus Schönherr, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Sphenophorus Newberry, 1890 † accepted as Oestophorus Miller, 1892 † · Animalia (Kingdom) > Chordata (Phylum) > Pteraspidomorphi (Class) > Pteraspidomorphi (awaiting allocation) (Order) > Placodermi (awaiting allocation) (Family)

Sphenophyllum
 Sphenophyllum König, 1825 accepted as Sphenophyllum König, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Sphenophyllales (Order) > Sphenophyllaceae (Family)
     Sphenophyllum A.T. Brongniart, 1828 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Sphenophyllales (Order) > Sphenophyllaceae (Family)

Sphenops
     Sphenops Wagler, 1830 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Scincidae (Family)
 Sphenops Wiegmann, 1834 accepted as Sphenops Wagler, 1830 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Scincidae (Family)
 Sphenops Sclater, 1862 accepted as Sphenops Sclater, 1862 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Sphenoptera
 Sphenoptera Solier, 1833 accepted as Sphenoptera Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
     Sphenoptera Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Sphenoptera Felder, 1874 accepted as Histioea Walker, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Sphenopus
     Sphenopus Trinius, 1820 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
     Sphenopus Steenstrup, 1856 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Zoantharia (Order) > Sphenopidae (Family)

Sphenorhina
     Sphenorhina Amyot & Serville, 1843 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cercopidae (Family)
     Sphenorhina Hallowell, 1857 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Scincidae (Family)

Sphenorhynchus
 Sphenorhynchus Gray, 1841 accepted as Sphenorhynchus Gray, 1841 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Sphenorhynchus Agassiz, 1846 accepted as Sphaenorhynchus Tschudi, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Hylidae (Family)

Sphenorynchus
     Sphenorynchus Wied, 1831 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Sphenorynchus Lichtenstein, 1823 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Sphenosaurus
     Sphenosaurus Agassiz, 1849 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
     Sphenosaurus Meyer, 1847 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)

Sphenosoma
     Sphenosoma Dejean, 1834 accepted as Acropteron Perty, 1832 (junior objective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Sphenosoma Dejean, 1830 accepted as Sphenosoma Dejean, 1834 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Sphenosoma Fitzinger, 1843 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Scincidae (Family)

Sphenostomella
     Sphenostomella Yankovskij, 1980 (uncertain)· Chromista (Kingdom) > Ciliophora (Phylum) > Ciliophora (awaiting allocation) (Class) > Ciliophora (awaiting allocation) (Order) > Ciliophora (awaiting allocation) (Family)
     Sphenostomella Jankowski in Small & Lynn, 1985 · Chromista (Kingdom) > Ciliophora (Phylum) > Oligohymenophorea (Class) > Scuticociliatida (Order) > Cinetochilidae (Family)

Sphenotheca
 Sphenotheca accepted as Sphenothecus Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Sphenotheca F. Kirchheimer, 1935 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Symplocaceae (Family)

Sphenothecus
     Sphenothecus Dejean, 1835 accepted as Sphaenothecus Dupont, 1838 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Sphenothecus White, 1853 accepted as Sphaenothecus Dupont, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Sphenura
 Sphenura Laporte, 1840 accepted as Glenea Newman, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Sphenura Dejean, 1835 accepted as Nupserha Chevrolat, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Sphenura Lichtenstein, 1820 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Acanthizidae (Family)

Spherodoptera
     Spherodoptera Matsumura, 1931, nom. nud. accepted as Spherodoptera Matsumura, 1931 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Sesiidae (Family)
     Spherodoptera Matsumura, 1931 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Sesiidae (Family)

Spheroides
 Spheroides Hope, 1838 accepted as Regimbartia Zaitzev, 1908 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)
     Spheroides Bosc, 1803 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Tetraodontiformes (Order) > Tetraodontidae (Family)
 Spheroides Lacepède, 1800 accepted as Sphoeroides Anonymous [Lacepède], 1798 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Tetraodontiformes (Order) > Tetraodontidae (Family)
 Spheroides Duméril, 1806 accepted as Sphoeroides Anonymous [Lacepède], 1798 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Tetraodontiformes (Order) > Tetraodontidae (Family)

Spherophorus
 Spherophorus Solervicens, 1973 accepted as Sphenophorus Schönherr, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dryophthoridae (Family)
 Spherophorus accepted as Spherophorus · Bacteria (Kingdom) > Bacteria (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)

Sphincterostoma
     Sphincterostoma Yamaguti, 1937 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Plagiorchiida (Order) > Apocreadiidae (Family)
     Sphincterostoma Stscheglejew, 1859 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)

Sphinctocraerus
 Sphinctocraerus Desbrochers, 1893 accepted as Sphincticraerus Marseul, 1870 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Sphinctocraerus Bedel, 1884 accepted as Sphincticraerus Marseul, 1870 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Sphinctocystis
     Sphinctocystis Simdyanov, 2004 · Chromista (Kingdom) > Miozoa (Phylum) > Paragregarea (Class) > Velocida (Order) > Lecudinidae (Family)
     Sphinctocystis Hassall, 1845 · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)

Sphinctomutilla
     Sphinctomutilla André, 1909 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Sphinctomutilla André, 1899 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Sphindus
     Sphindus Chevrolat, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Sphindidae (Family)
     Sphindus Dejean, 1821 accepted as Sphindus Chevrolat, 1833 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Sphindidae (Family)

Sphinx
     Sphinx Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Sphingidae (Family)
 Sphinx Gray, 1843 accepted as Papio Erxleben, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cercopithecidae (Family)

Sphinxia
     Sphinxia C.S. Li, J. Hilton & A.R. Hemsley, 1997 † · Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae incertae sedis (Family)
     Sphinxia E.M. Reid & M.E.J. Chandler, 1933 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)

Sphixea
     Sphixea Bezzi, 1906 accepted as Sphixea Rondani, 1845 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)
     Sphixea Rondani, 1845 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)

Sphodristus
 Sphodristus Motschoulsky, 1865 accepted as Carabus Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Sphodristus Thomson, 1875 accepted as Carabus Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Sphodroides
 Sphodroides Habu, 1954 accepted as Morimotoidius Habu, 1954 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Sphodroides Schaufuss, 1865 accepted as Laemostenus Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Sphodropsis
     Sphodropsis Seidlitz, 1887 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Sphodropsis Reitter, 1894 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Sphodrus
 Sphodrus Agassiz, 1846 accepted as Sphodros Walckenaer, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Atypidae (Family)
     Sphodrus Schellenberg, 1806 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Sphondylus
 Sphondylus Gronovius, 1781 accepted as Spondylus Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Ostreida (Order) > Spondylidae (Family)
     Sphondylus Herrmannsen, 1848 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)

Sphragis
 Sphragis Agassiz, 1846 accepted as Dermochelys de Blainville, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Dermochelyidae (Family)
 Sphragis Agassiz, 1846 [2] accepted as Dermochelys de Blainville, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Dermochelyidae (Family)

Sphyradium
     Sphyradium Clessin, 1887 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Sphyradium Hartmann, 1844 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Pupillidae (Family)
     Sphyradium Charpentier, 1837 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Orculidae (Family)

Sphyraena
     Sphyraena Artedi in Röse, 1793 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Sphyraenidae (Family)
 Sphyraena Walbaum, 1792 accepted as Sphyraena Artedi in Röse, 1793 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Sphyraenidae (Family)
 Sphyraena Bloch & Schneider, 1801 accepted as Sphyraena Artedi in Röse, 1793 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Sphyraenidae (Family)
 Sphyraena Klein, 1778 accepted as Sphyraena Artedi in Röse, 1793 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Sphyraenidae (Family)

Sphyrapus
     Sphyrapus G.O. Sars, 1882 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Tanaidacea (Order) > Sphyrapodidae (Family)
     Sphyrapus Norman & Stebbing, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Tanaidacea (Order) > Sphyrapodidae (Family)

Sphyriocephala
 Sphyriocephala Fuhrmann in Kükenthal & Krumbach, 1931 accepted as Sphyriocephalus Pintner, 1913 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Trypanorhyncha (Order) > Sphyriocephalidae (Family)
 Sphyriocephala Dollfus, 1929 accepted as Sphyriocephalus Pintner, 1913 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Trypanorhyncha (Order) > Sphyriocephalidae (Family)

Sphyrion
     Sphyrion Cuvier, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Siphonostomatoida (Order) > Sphyriidae (Family)
     Sphyrion H. Milne Edwards, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Siphonostomatoida (Order) > Sphyriidae (Family)

Sphyrocephalus
 Sphyrocephalus Murray, 1862 accepted as Hypsignathus Allen, 1861 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Pteropodidae (Family)
     Sphyrocephalus Schmarda, 1859 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Turbellaria (awaiting allocation) (Order) > Turbellaria (awaiting allocation) (Family)
 Sphyrocephalus Bleeker, 1844 accepted as Bipalium Stimpson, 1857 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Tricladida (Order) > Geoplanidae (Family)

Spica
     Spica Sacco, 1892 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Pyramidellidae (Family)
     Spica Termier & Termier in Termier, Termier & Vachard, 1977 † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Calcarea (Class) > Permosphincta (Order) > Spicidae (Family)
     Spica Swinhoe, 1890 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Drepanidae (Family)

Spicifer
     Spicifer Bonaparte, 1854 accepted as Spicifer Bonaparte, 1854 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Spicifer Voigt in Cuvier, 1831 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Spicifer Gray, 1855 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Spiciviscum
 Spiciviscum H. Karsten, 1860 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Loranthaceae (Family)
 Spiciviscum Engelmann in A. Gray, 1849 accepted as Phoradendron Nuttall, 1848 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Santalaceae (Family)

Spicularia
 Spicularia Helfer, 1938 accepted as Pseudopallene Wilson, 1878 · Animalia (Kingdom) > Arthropoda (Phylum) > Pycnogonida (Class) > Pantopoda (Order) > Callipallenidae (Family)
     Spicularia Persoon, 1822 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Spicularia Chevallier, 1826 accepted as Exidia E.M. Fries, 1822 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Auriculariales (Order) > Auriculariaceae (Family)

Spigelia
 Spigelia P. Browne, 1756 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
     Spigelia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Loganiaceae (Family)

Spilarctia
 Spilarctia Staudinger, 1891 accepted as Nebrarctia Watson in Watson, Fletcher & Nye, 1980 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
     Spilarctia Butler, 1875 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Spileccia
     Spileccia Munier-Chalmas, 1891 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Arbacioida (Order) > Arbaciidae (Family)
     Spileccia Hébert & Munier-Chalmas, 1878 accepted as Spileccia Hébert & Munier-Chalmas, 1878 (nomen nudum)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Arbacioida (Order) > Arbaciidae (Family)

Spiliphora
 Spiliphora Stiles & Hassall, 1905 accepted as Spiliphera Bastian, 1865 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Chromadorida (Order) > Ethmolaimidae (Family)
 Spiliphora Scudder, 1884 accepted as Spiliphera Bastian, 1865 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Chromadorida (Order) > Ethmolaimidae (Family)

Spilomela
 Spilomela (P.A. Saccardo) Keissler, 1920 accepted as Spirographa A. Zahlbruckner in Engler & Prantl, 1903 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Ostropales (Order) > Odontotremataceae (Family)
     Spilomela Guenée, 1854 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Spilonema
     Spilonema Bornet, 1856 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Peltigerales (Order) > Coccocarpiaceae (Family)
 Spilonema A. Henssen & T. Tønsberg, 2000 accepted as · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Lecanorales incertae sedis (Family)

Spilonematopsis
 Spilonematopsis Vainio, 1909 accepted as Xylographa (E.M. Fries) E.M. Fries, 1836 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Agyriales (Order) > Agyriaceae (Family)
 Spilonematopsis Å.E. Dahl, 1950 accepted as Ephebe E.M. Fries, 1825 · Fungi (Kingdom) > Ascomycota (Phylum) > Lichinomycetes (Class) > Lichinales (Order) > Lichinaceae (Family)

Spilonota
     Spilonota Stephens, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)
     Spilonota Stephens, 1829 accepted as Spilonota Stephens, 1834 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)
 Spilonota Weise, 1902 accepted as Spilonotella Cockerell, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Spilophora
 Spilophora Bastian, 1865 accepted as Spiliphera Bastian, 1865 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Chromadorida (Order) > Chromadoridae (Family)
     Spilophora Boheman, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Spiloptera
     Spiloptera Jerdon, 1862 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Troglodytidae (Family)
     Spiloptera Zetterstedt, 1860 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Canthyloscelidae (Family)
     Spiloptera Rondani, 1856 accepted as Spyloptera Rondani, 1856 (misspelling - incorrect original spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Limoniidae (Family)

Spilota
     Spilota Burmeister, 1844 accepted as Callistethus Blanchard, 1851 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Spilota Dejean, 1833 accepted as Spilota Burmeister, 1844 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Spilota Hübner, 1822 accepted as Abraxas Leach, 1815 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
 Spilota Billberg, 1820 accepted as Coccinella Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)

Spinacanthus
 Spinacanthus Dorogostaisky, 1930 accepted as Dorogostaiskia Kamaltynov, 2002 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Acanthogammaridae (Family)
     Spinacanthus Agassiz, 1835 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Tetraodontiformes (Order) > Tetraodontiformes (awaiting allocation) (Family)

Spinachia
     Spinachia Cuvier, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gasterosteiformes (Order) > Gasterosteidae (Family)
 Spinachia Fleming, 1828 accepted as Spinachia Cuvier, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gasterosteiformes (Order) > Gasterosteidae (Family)

Spinalia
     Spinalia Santos & Ribeiro, 2018 accepted as Aphrophila Edwards, 1923 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Limoniidae (Family)
     Spinalia Vuillemin, 1904 · Fungi (Kingdom) > Zygomycota (Phylum) > Zygomycota incertae sedis (Class) > Dimargaritales (Order) > Dimargaritales incertae sedis (Family)

Spinanemia
 Spinanemia Löbl, Bouchard, Merkl & Bousquet in Iwan & Löbl, 2020 accepted as Cheirodes Gené, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Spinanemia Ardoin, 1971 accepted as Spinanemia Löbl, Bouchard, Merkl & Bousquet in Iwan & Löbl, 2020 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Spinaria
     Spinaria Czerniavsky, 1878 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
     Spinaria Brullé in Lepeletier, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Braconidae (Family)

Spinarichthys
     Spinarichthys Stamberg, 1988 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Actinopterygii (awaiting allocation) (Order) > Actinopterygii (awaiting allocation) (Family)
     Spinarichthys Stamberg, 1990 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Actinopterygii (awaiting allocation) (Order) > Actinopterygii (awaiting allocation) (Family)

Spinax
 Spinax Cuvier, 1816 accepted as Etmopterus Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Squaliformes (Order) > Etmopteridae (Family)
 Spinax Bonaparte, 1838 accepted as Etmopterus Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Squaliformes (Order) > Etmopteridae (Family)
 Spinax Cuvier (ex Commerson), 1832 accepted as Rachycentron Kaup, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Rachycentridae (Family)
     Spinax Cloquet, 1816 accepted as Etmopterus Rafinesque, 1810 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Squaliformes (Order) > Etmopteridae (Family)

Spindasis
     Spindasis Heron, 1896 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Spindasis Newton, 1894 accepted as Spindalis Jardine & Selby, 1836 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)
     Spindasis Wallengren, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)

Spinella
     Spinella Schiffner, 1890 (uncertain)· Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Metzgeriales (Order) > Aneuraceae (Family)
 Spinella Blumenstengel, 1965 † accepted as Rectospinella Blumenstengel & Becker, 1990 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Palaeocopida (Order) > Palaeocopida (awaiting allocation) (Family)
     Spinella Talent, 1956 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Delthyrididae (Family)
 Spinella Shu, 1990 † accepted as · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Bradoriida (Order) > Bradoriida (awaiting allocation) (Family)

Spinetaxalus
     Spinetaxalus Breuning, 1981 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Spinetaxalus Breuning, 1969 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Spinidolichoctis
     Spinidolichoctis Baehr, 1998 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Spinidolichoctis Baehr, 1999 accepted as Dolichoctis Schmidt-Goebel, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Spinifer
 Spinifer Rafinesque, 1831 † accepted as Spirifer Sowerby, 1816 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Spiriferidae (Family)
     Spinifer Krøyer, 1842 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
 Spinifer Linstow, 1901 accepted as Mermis Dujardin, 1842 · Animalia (Kingdom) > Nematoda (Phylum) > Dorylaimea (Class) > Mermithida (Order) > Mermithidae (Family)

Spiniferella
 Spiniferella Saidova, 1975 accepted as Globocassidulina Voloshinova, 1960 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Cassidulinidae (Family)
     Spiniferella L.E. Stover & J. Hardenbol, 1994 † · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Gonyaulacales (Order) > Gonyaulacaceae (Family)

Spiniger
     Spiniger J.A. Stalpers, 1974 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Russulales (Order) > Bondarzewiaceae (Family)
     Spiniger Burmeister, 1835 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Reduviidae (Family)
 Spiniger Piette, 1876 † accepted as Spinigera d'Orbigny, 1850 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Aporrhaidae (Family)

Spinigera
 Spinigera Heiden & Kolbe, 1928 accepted as · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)
 Spinigera Lesson, 1842 accepted as Neotragus Smith, 1827 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)
     Spinigera d'Orbigny, 1850 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Aporrhaidae (Family)

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

Spinipora
 Spinipora Agassiz, 1846 † accepted as Spinopora Blainville, 1830 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Cerioporidae (Family)
 Spinipora Moseley, 1879 accepted as Stellapora Cairns, 1983 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Stylasteridae (Family)

Spinites
 Spinites Cabanis in Cabanis & Heine, 1851 accepted as Spizella Bonaparte, 1831 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)
     Spinites Jordan, 1964 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)
 Spinites Mostler, 1968 † accepted as Kuehnites Mostler, 1969 † · Animalia (Kingdom) > Echinodermata (Phylum) > Holothuroidea (Class) > Dendrochirotida (Order) > Spinitidae (Family)

Spinocentruropsis
 Spinocentruropsis Minet, 1987 accepted as Spinocentruropsis Breuning, 1979 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Spinocentruropsis Breuning, 1979 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Spinodiscus
     Spinodiscus T.V. Desikachary & K.A. Ranjitha Devi in T.V. Desikachary, 1986 † · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)
     Spinodiscus Kobayashi, 1943 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Spinolia
     Spinolia Robineau-Desvoidy, 1863 accepted as Blondelia Robineau-Desvoidy, 1830 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Spinolia Förster, 1868 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
     Spinolia A. Costa in O. Costa, 1858 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Mutillidae (Family)
     Spinolia Dahlbom, 1854 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Chrysididae (Family)

Spinophallus
     Spinophallus Zamora-Silva & Malaquias, 2017 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cephalaspidea (Order) > Aglajidae (Family)
     Spinophallus Riedel, 1962 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Pristilomatidae (Family)

Spinopora
     Spinopora Blainville, 1830 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Cerioporidae (Family)
     Spinopora Sokolov, 1950 † accepted as Spinopora Sokolov, 1950 † (nomen nudum)· Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Anthozoa (awaiting allocation) (Order) > (Family)
     Spinopora Wang, 1983 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Tabulata (Order) > Tabulata (awaiting allocation) (Family)

Spinosdara
     Spinosdara Kaszab, 1941 accepted as Spinosdara Bouchard & Bousquet, 2021 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
 Spinosdara Bouchard & Bousquet, 2021 accepted as Osdara Walker, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Spinosella
     Spinosella A.A. Luber, 1940 † accepted as Spinosisporites A.A. Luber in I.M. Pokrovskaja, 1966 † (unavailable name)· Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
 Spinosella Palissa, 1961 accepted as Sminthurides Börner, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > Symphypleona (Order) > Sminthuridae (Family)
 Spinosella Vosmaer in Bronn, 1885 accepted as Callyspongia Duchassaing & Michelotti, 1864 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Haplosclerida (Order) > Callyspongiidae (Family)

Spinoserolis
     Spinoserolis Brandt, 1988 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Serolidae (Family)
     Spinoserolis Nordenstam, 1933 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)

Spinosomatidia
     Spinosomatidia Hunt & Breuning, 1955 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Spinosomatidia Breuning, 1956 accepted as Somatidia Thomson, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Spinososporites
     Spinososporites E.M. Knox, 1950 † (uncertain)· Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
 Spinososporites S.K. Baksi, 1962 † accepted as Spinosopites S.K. Baksi, 1962 † · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)

Spinozorillispe
     Spinozorillispe Breuning, 1963 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Spinozorillispe Breuning, 1962 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Spintharis
     Spintharis Klug in Ehrenberg, 1845 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Spintharis Dahlbom, 1854 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Chrysididae (Family)

Spintherophyta
     Spintherophyta Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Spintherophyta Lefèvre, 1875 accepted as Metaparia Crotch, 1873 (misapplication)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Spintherus
     Spintherus Thomson, 1878 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Spintherus Curtis, 1829-30 accepted as Spintherus Curtis, 1829-30 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Spinula
 Spinula Woodring, 1925 † accepted as Spisula Gray, 1837 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Mactridae (Family)
 Spinula Dall, 1908 accepted as Acutispinula Filatova & Schileyko, 1984 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Nuculanida (Order) > Bathyspinulidae (Family)
     Spinula Herrich-Schäffer, 1856 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Spinularia
     Spinularia Gray, 1867 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Hadromerida (Order) > Polymastiidae (Family)
 Spinularia accepted as Spinularius Roussel, 1806 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Desmarestiales (Order) > Desmarestiaceae (Family)

Spinus
 Spinus Koch, 1816 accepted as Carduelis Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)
 Spinus Möhring, 1758 accepted as Carduelis Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)
     Spinus Hong, 1982 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Spinus Guichenot in Gay, 1849 accepted as Etmopterus Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Squaliformes (Order) > Etmopteridae (Family)

Spio
 Spio Koch in Panzer, 1835 accepted as Hydrochoreutes Koch, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Pionidae (Family)
     Spio Montagu, 1815 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Spio König in Müller, 1771 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Polychaeta (awaiting allocation) (Order) > Polychaeta (awaiting allocation) (Family)
 Spio Brady & Robertson, 1875 accepted as Delavalia Brady, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Miraciidae (Family)
     Spio Fabricius, 1785 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Spionida (Order) > Spionidae (Family)
 Spio Agassiz, 1846 accepted as Spio Agassiz, 1846 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Spira
 Spira de Man, 1877 accepted as Araeolaimus de Man, 1888 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Monhysterida (Order) > Diplopeltidae (Family)
     Spira Bastian, 1865 · Animalia (Kingdom) > Nematoda (Phylum) > Enoplea (Class) > Enoplida (Order) > Oncholaimoidea incertae sedis (Family)
     Spira † (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cryptostomida (Order) > Cryptostomida (awaiting allocation) (Family)
     Spira Brown, 1844 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Spira B.V. Skvortzov, 1969 (uncertain)· Protozoa (Kingdom) > Euglenozoa (Phylum) > Peranemea (Class) > Natomonadida (Order) > Astasiidae (Family)

Spiralia
     Spiralia Rivalier, 1950 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Spiralia Gray, 1858 (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
 Spiralia Grigoraki, 1925 accepted as Trichophyton Malmsten, 1848 · Fungi (Kingdom) > Ascomycota (Phylum) > Eurotiomycetes (Class) > Onygenales (Order) > Arthrodermataceae (Family)
     Spiralia F. Toula, 1900 † (uncertain)· Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)

Spiralina
     Spiralina Hartmann, 1840 (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
 Spiralina Chaster, 1898 accepted as Spiralinella Chaster, 1901 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Pyramidellidae (Family)
 Spiralina Martens, 1899 accepted as Anisus Studer, 1820 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Hygrophila (Order) > Planorbidae (Family)
 Spiralina Brown, 1844 accepted as Spirolina Lamarck, 1804 · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Miliolida (Order) > Peneroplidae (Family)

Spiralis
 Spiralis Levinsen, 1909 accepted as Spiralaria Busk, 1861 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Flustridae (Family)
 Spiralis Wright, 1855 accepted as Spiralis Wright, 1855 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Thecosomata (Order) > Limacinidae (Family)

Spiralisporites
     Spiralisporites S.A.J. Pocock, 1964 † (uncertain)· Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
 Spiralisporites M.E. Pautsch, 1971 † accepted as · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)

Spiranthera
 Spiranthera W.J. Hooker, 1836 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Pittosporaceae (Family)
     Spiranthera A.F.C.P. Saint-Hilaire, 1823 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)
 Spiranthera Rafinesque, 1838 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
 Spiranthera W. Bojer, 1837 accepted as Merremia Dennstedt ex Endlicher, 1841 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Convolvulaceae (Family)

Spiratella
 Spiratella Borror, 1972 accepted as Spiretella Borror, 1972 · Chromista (Kingdom) > Ciliophora (Phylum) > Spirotrichea (Class) > Hypotrichida (Order) > Spirofilidae (Family)
 Spiratella Blainville, 1817 accepted as Limacina Bosc, 1817 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Thecosomata (Order) > Limacinidae (Family)

Spiraxis
     Spiraxis Newberry, 1885 † · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Eugeneodontiformes (Order) > Eugeneodontiformes (awaiting allocation) (Family)
     Spiraxis C.B. Adams, 1850 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Spiraxidae (Family)
 Spiraxis Thiele, 1931 accepted as Spiraxis Thiele, 1931 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Urocoptidae (Family)

Spiredonia
     Spiredonia Felder in Felder & Rogenhofer, 1875 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Spiredonia Agassiz, 1846 accepted as Speiredonia Hübner, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Spirella
     Spirella Hagenow, 1851 (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
     Spirella Vdovenko in Vdovenko, Gibshman, Lipina & Reitlinger, 1996 † (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Foraminifera (awaiting allocation) (Class) > (Order) > (Family)
 Spirella Costantin in Lecomte, 1912 accepted as Tylophora R. Brown, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)

Spiretta
 Spiretta Lendenfeld, 1888 accepted as Tetilla Schmidt, 1868 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Spirophorida (Order) > Tetillidae (Family)
     Spiretta Lendenfeld, 1887 accepted as Spiretta Lendenfeld, 1887 (nomen nudum)· Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Spirophorida (Order) > Tetillidae (Family)
 Spiretta von Gelei, 1944 accepted as Spiretella Borror, 1972 · Chromista (Kingdom) > Ciliophora (Phylum) > Spirotrichea (Class) > Hypotrichida (Order) > Spirofilidae (Family)

Spirifera
 Spirifera Phillips, 1836 † accepted as Spirifer Sowerby, 1816 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Spiriferidae (Family)
 Spirifera Murray, 1831 † accepted as Spirifer Sowerby, 1816 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Spiriferidae (Family)

Spirigerina
     Spirigerina d'Orbigny, 1849 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Atrypida (Order) > Carinatinidae (Family)
     Spirigerina d'Orbigny, 1847 † accepted as Spirigerina d'Orbigny, 1849 † (nomen nudum)· Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Atrypida (Order) > Atrypidae (Family)

Spirilla
     Spirilla Sowerby, 1842 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Fasciolariidae (Family)
 Spirilla Swainson, 1835 accepted as Spirula Lamarck, 1799 · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Sepioidea (Order) > Spirulidae (Family)

Spirillopsis
 Spirillopsis E. Naumann, 1922 accepted as Rhabdoderma Schmidle & Lauterborn, 1900 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Synechococcales (Order) > Synechococcaceae (Family)
     Spirillopsis M.B. Burzin, 1995 † accepted as Obruchevella E.A. Reitlinger, 1948 † (junior subjective synonym)· Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Oscillatoriales (Order) > Oscillatoriaceae (Family)

Spirillum
 Spirillum Hassall, 1845 accepted as Spirulina Turpin ex Gomont, 1892 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Spirulinales (Order) > Spirulinaceae (Family)
 Spirillum Oken, 1807 accepted as Circeis Saint-Joseph, 1894 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Serpulidae (Family)
     Spirillum Ehrenberg, 1832 (Approved Lists, 1980) · Bacteria (Kingdom) > Proteobacteria (Phylum) > Betaproteobacteria (Class) > Nitrosomonadales (Order) > Spirillaceae (Family)
     Spirillum Diesing, 1848 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Spirillus
     Spirillus Schlüter, 1838 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Fasciolariidae (Family)
     Spirillus J. Gay, 1854 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Potamogetonaceae (Family)

Spirina
     Spirina Kayser, 1889 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Craspedostomatidae (Family)
     Spirina Filipjev, 1918 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Monhysterida (Order) > Linhomoeidae (Family)

Spirinella
     Spirinella Johnston, 1941 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Reticulariidae (Family)
     Spirinella Arvy & Delage, 1966 (uncertain)· Protozoa (Kingdom) > Sarcomastigota (awaiting allocation) (Phylum) > (Class) > (Order) > Sarcomastigota (awaiting allocation) (Family)

Spirobranchus
 Spirobranchus Oken, 1818 accepted as Spirobranchus Blainville, 1818 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Serpulidae (Family)
     Spirobranchus Blainville, 1818 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Serpulidae (Family)
 Spirobranchus Cuvier, 1829 accepted as Sandelia Castelnau, 1861 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Anabantidae (Family)

Spiroceras
     Spiroceras Quenstedt, 1856 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)
     Spiroceras Meek, 1876 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Spirochaeta
     Spirochaeta Turczaninow, 1851 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Spirochaeta Ehrenberg, 1835 (Approved Lists, 1980) · Bacteria (Kingdom) > Spirochaetae (Phylum) > Spirochaetes (Class) > Spirochaetales (Order) > Spirochaetaceae (Family)

Spirocolpus
     Spirocolpus Finlay, 1926 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Turritellidae (Family)
     Spirocolpus Allan, 1927 † accepted as Spirocolpus Allan, 1927 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Turritellidae (Family)

Spiroconulus
 Spiroconulus Allemann & Schroeder, 1972 † accepted as Spiraloconulus Allemann & Schroeder, 1980 † · Chromista (Kingdom) > Retaria (Phylum) > Foraminifera (awaiting allocation) (Class) > (Order) > (Family)
     Spiroconulus Martens, 1892 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Spirocyclina
     Spirocyclina Munier-Chalmas, 1887 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Loftusiida (Order) > Spirocyclinidae (Family)
 Spirocyclina Kittl, 1894 † accepted as Spirocyclus Wenz, 1938 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Coenogastropoda incertae sedis (Order) > Palaeostylidae (Family)

Spirocystis
     Spirocystis Sokolov & Obut in Sokolov, 1950 † accepted as Spirocystis Sokolov & Obut in Sokolov, 1950 † (nomen nudum)· Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Anthozoa (awaiting allocation) (Order) > (Family)
     Spirocystis Léger & Duboscq, 1911 · Chromista (Kingdom) > Miozoa (Phylum) > Gregarinomorphea (Class) > Eucoccidiida (Order) > Spirocystidae (Family)

Spirodinium
 Spirodinium F. Schütt in Engler & Prantl, 1896 accepted as Gyrodinium Kofoid & Swezy, 1921 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Gymnodiniales (Order) > Gymnodiniaceae (Family)
     Spirodinium Fiorentini, 1890 · Chromista (Kingdom) > Ciliophora (Phylum) > Litostomatea (Class) > Entodiniomorphida (Order) > Spirodiniidae (Family)

Spirodiscus
 Spirodiscus C.G. Ehrenberg, 1832 accepted as Ophiocytium Nägeli, 1849 · Chromista (Kingdom) > Ochrophyta (Phylum) > Xanthophyceae (Class) > Mischococcales (Order) > Ophiocytiaceae (Family)
 Spirodiscus A. Jurilj, 1949 accepted as Spirodiscina S. Blanco & C.E. Wetzel, 2016 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > Surirellales (Order) > Surirellaceae (Family)
     Spirodiscus Fauvel, 1909 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Serpulidae (Family)
     Spirodiscus Stein, 1850 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Spirofilum
 Spirofilum von Gelei, 1944 accepted as Spirofilopsis Corliss, 1960 · Chromista (Kingdom) > Ciliophora (Phylum) > Spirotrichea (Class) > Hypotrichida (Order) > Spirofilidae (Family)
     Spirofilum Gelei, 1929 · Chromista (Kingdom) > Ciliophora (Phylum) > Spirotrichea (Class) > Hypotrichida (Order) > Spirofilidae (Family)

Spirographa
     Spirographa A. Zahlbruckner in Engler & Prantl, 1903 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Ostropales (Order) > Odontotremataceae (Family)
 Spirographa Bosc, 1819 accepted as Sabella Linnaeus, 1767 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Sabellidae (Family)

Spirolobium
     Spirolobium Baillon, 1889 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
 Spirolobium A.D. d'Orbigny, 1839 (?) accepted as Spirolobium A.D. d'Orbigny, 1839 (?) · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Spiromastix
     Spiromastix Perfil'ev, 1929 · Protozoa (Kingdom) > Protozoa incertae sedis (Phylum) > (Class) > (Order) > Spiromastigaceae (Family)
     Spiromastix H.H. Kuehn & G.F. Orr, 1962 · Fungi (Kingdom) > Ascomycota (Phylum) > Eurotiomycetes (Class) > Onygenales (Order) > Spiromastigaceae (Family)

Spirometra
 Spirometra Faust, Campbell & Kellogg, 1929 accepted as Diphyllobothrium Cobbold, 1858 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Diphyllobothriidea (Order) > Diphyllobothriidae (Family)
 Spirometra Mueller, 1937 accepted as Diphyllobothrium Cobbold, 1858 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Diphyllobothriidea (Order) > Diphyllobothriidae (Family)

Spiromonas
     Spiromonas M. Perty, 1852 · Protozoa (Kingdom) > Protozoa incertae sedis (Phylum) > (Class) > (Order) > Amphimonadidae (Family)
 Spiromonas Skvortzov, 1958 accepted as Nodamastix B. Skvortzov & Noda, 1968 · Protozoa (Kingdom) > Sarcomastigota (awaiting allocation) (Phylum) > (Class) > (Order) > Flagellata (awaiting allocation) (Family)
 Spiromonas Skuja, 1939 accepted as Cryptaulaxoides Novarino, 1996 · Protozoa (Kingdom) > Euglenozoa (Phylum) > Kinetoplastea (Class) > Bodonida (Order) > Neobodonidae (Family)

Spironema
 Spironema Rafinesque, 1838 accepted as Cassytha Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Laurales (Order) > Lauraceae (Family)
 Spironema Lindley, 1840 accepted as Callisia Loefling, 1758 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Commelinales (Order) > Commelinaceae (Family)
 Spironema Klebs, 1892 accepted as Spironematella Silva, 1970 · Protozoa (Kingdom) > Hemimastigophora (Phylum) > Hemimastigea (Class) > Hemimastigida (Order) > Spironematellidae (Family)
 Spironema Léger & Hesse, 1922 accepted as Toxoglugea Léger & Hesse, 1924 · Fungi (Kingdom) > Rozellomycota (Phylum) > Microsporidea (Class) > Glugeida (Order) > Thelohaniidae (Family)
 Spironema Vuillemin, 1905 accepted as Treponema Schaudinn, 1905 (Approved Lists, 1980) · Bacteria (Kingdom) > Spirochaetae (Phylum) > Spirochaetes (Class) > Spirochaetales (Order) > Spirochaetaceae (Family)
     Spironema Meek, 1864 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)
 Spironema C.F.F. Hochstetter, 1842 accepted as Clerodendrum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)

Spironympha
     Spironympha Koidzumi, 1921 · Protozoa (Kingdom) > Metamonada (Phylum) > Trichomonadea (Class) > Spirotrichonymphida (Order) > Holomastigotoididae (Family)
     Spironympha Oshima, 1917 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Spirophora
 Spirophora Milne-Edwards in Lamarck, 1836 † accepted as Spinopora Blainville, 1830 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Cerioporidae (Family)
 Spirophora Lendenfeld, 1887 accepted as Trachycladus Carter, 1879 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Axinellida (Order) > Trachycladidae (Family)
     Spirophora Zopf in Schenk, 1884 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Spirophthalmidium
 Spirophthalmidium Galloway, 1933 accepted as Spirophthalmidium Cushman, 1927 · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Miliolida (Order) > Ophthalmidiidae (Family)
     Spirophthalmidium Cushman, 1927 · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Miliolida (Order) > Ophthalmidiidae (Family)

Spirophycus
     Spirophycus Häntzschel, 1962 † · Animalia (Kingdom) > Trace fossils (Phylum) > (Class) > (Order) > (Family)
     Spirophycus A.J.K. Millar, 2000 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Rhodomelaceae (Family)

Spirophyllum
 Spirophyllum Ellis, 1907 accepted as Gallionella Ehrenberg, 1838 (Approved Lists, 1980) · Bacteria (Kingdom) > Proteobacteria (Phylum) > Betaproteobacteria (Class) > Nitrosomonadales (Order) > Gallionellaceae (Family)
     Spirophyllum Fedorowski, 1970 † · Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Rugosa (Order) > Aulophyllidae (Family)

Spiroplectamminoides
 Spiroplectamminoides Magniez, 1972 † accepted as Novalesia Magniez, 1974 † · Chromista (Kingdom) > Retaria (Phylum) > Foraminifera (awaiting allocation) (Class) > (Order) > (Family)
     Spiroplectamminoides Skipp, 1969 † (uncertain)· Protozoa (Kingdom) > Sarcomastigota (awaiting allocation) (Phylum) > (Class) > (Order) > Sarcomastigota (awaiting allocation) (Family)
 Spiroplectamminoides Brönnimann & Beurlen, 1977 accepted as Paraibaella Brönnimann & Beurlen, 1977 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Textulariida (Order) > Textulariidae (Family)

Spiroplectina
 Spiroplectina Cushman, 1927 † accepted as Spiroplectinata Cushman, 1927 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lituolida (Order) > Reophacellidae (Family)
     Spiroplectina Schubert, 1902 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lituolida (Order) > Reophacellidae (Family)

Spirorbis
     Spirorbis Daudin, 1800 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Serpulidae (Family)
     Spirorbis Swainson, 1840 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Spirorbis Rafinesque, 1815 accepted as Spirorbis Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Spirorbula
     Spirorbula Lowe, 1852 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helicidae (Family)
 Spirorbula Nielsen, 1931 † accepted as Neomicrorbis Rovereto, 1904 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Serpulidae (Family)

Spirorhynchus
 Spirorhynchus Harada, 1935 accepted as Longicollum Yamaguti, 1935 · Animalia (Kingdom) > Acanthocephala (Phylum) > Palaeacanthocephala (Class) > Echinorhynchida (Order) > Pomphorhynchidae (Family)
 Spirorhynchus Karelin & Kirilow, 1842 accepted as Goldbachia A.P. de Candolle, 1821 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
     Spirorhynchus da Cunha, 1915 · Chromista (Kingdom) > Ciliophora (Phylum) > Heterotrichea (Class) > Metopida (Order) > Metopidae (Family)

Spirosoma
 Spirosoma Motschoulsky, 1858 accepted as Homaeotarsus Hochhuth, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Spirosoma Migula, 1894 (Approved Lists, 1980) · Bacteria (Kingdom) > Bacteroidetes (Phylum) > Cytophagia (Class) > Cytophagales (Order) > Cytophagaceae (Family)
 Spirosoma Ishii, 1915 accepted as Stenophora Labbé, 1899 · Chromista (Kingdom) > Miozoa (Phylum) > Paragregarea (Class) > Stenophorida (Order) > Stenophoridae (Family)

Spirospora
 Spirospora L. Mangin & Vincens, 1920 accepted as Acrospeira M.J. Berkeley & C.E. Broome, 1857 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Spirospora Scherffel, 1926 · Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)
 Spirospora Kudo, 1925 accepted as Toxoglugea Léger & Hesse, 1924 · Fungi (Kingdom) > Rozellomycota (Phylum) > Microsporidea (Class) > Glugeida (Order) > Thelohaniidae (Family)

Spirostachys
 Spirostachys Ungern-Sternberg, 1866 accepted as Heterostachys Ungern-Sternberg, 1876 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)
     Spirostachys Sonder, 1850 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)
 Spirostachys Sternberg ex S. Watson, 1874 accepted as Allenrolfea O. Kuntze, 1891 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)

Spirostrongylus
     Spirostrongylus Yorke & Maplestone, 1926 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Chabertiidae (Family)
 Spirostrongylus Mönnig, 1926 accepted as Rugopharynx Mönnig, 1927 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Pharyngostrongylidae (Family)

Spirostylis
 Spirostylis Rafinesque, 1838 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zingiberales (Order) > Marantaceae (Family)
 Spirostylis K.B. Presl ex J.A. Schultes & J.H. Schultes, 1829 accepted as Struthanthus C.F.P. Martius, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Loranthaceae (Family)

Spirotropis
     Spirotropis G.O. Sars, 1878 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Drilliidae (Family)
     Spirotropis Tulasne, 1844 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Spiroxylon
     Spiroxylon T. Hartig, 1848 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Cupressales (Order) > Cupressaceae (Family)
     Spiroxylon J. Walton, 1925 † accepted as Prototaxoxylon R. Kräusel & E. Dolianiti, 1958 † (junior homonym)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Araucariales (Order) > Araucariaceae (Family)

Spirula
     Spirula Lamarck, 1799 · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Sepioidea (Order) > Spirulidae (Family)
     Spirula Dozy & Molkenboer, 1846 (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Dicranales (Order) > Leucobryaceae (Family)

Spirulaea
 Spirulaea Bronn, 1827 † accepted as Rotularia Defrance, 1827 † · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Serpulidae (Family)
 Spirulaea Oken, 1835 accepted as Spirula Lamarck, 1799 · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Sepioidea (Order) > Spirulidae (Family)

Spirulina
 Spirulina Bory, 1826 accepted as Spirulina Bory, 1826 · Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Spirulina Turpin ex Gomont, 1892 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Spirulinales (Order) > Spirulinaceae (Family)
 Spirulina Ehrenberg, 1843 accepted as Spirolina Lamarck, 1804 · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Miliolida (Order) > Peneroplidae (Family)

Spirura
     Spirura Blanchard, 1849 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Spiruridae (Family)
 Spirura Diesing, 1861 accepted as Spironoura Leidy, 1856 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Kathlaniidae (Family)

Spisula
     Spisula Gray, 1837 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Mactridae (Family)
     Spisula Adams, 1856 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Mactridae (Family)

Spitsbergaspis
     Spitsbergaspis Pribyl & Vanek, 1980 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
     Spitsbergaspis Pernegre, 2003 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pteraspidomorphi (Class) > Pteraspidiformes (Order) > Pteraspidiformes (awaiting allocation) (Family)

Spixia
 Spixia P. Leandro de Sacramento, 1821 accepted as Pera Mutis, 1784 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Peraceae (Family)
     Spixia Pilsbry & Vanatta, 1898 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Orthalicidae (Family)
     Spixia F. von Paula von Schrank, 1821 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Spiza
     Spiza Blyth, 1833 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Spiza Bonaparte, 1824 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Cardinalidae (Family)

Spizastur
     Spizastur Lesson, 1843 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Spizastur G.R. Gray, 1841 accepted as Spizaetus Vieillot, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Accipitriformes (Order) > Accipitridae (Family)
     Spizastur Lesson, 1839 accepted as Spizastur Lesson, 1839 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Splonia
     Splonia Signoret, 1891 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Jassidae (Family)
     Splonia Melichar, 1924 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Jassidae (Family)

Spodoptera
     Spodoptera Guenée, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Spodoptera Hulst, 1896 accepted as Pterospoda Dyar, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)

Spoliata
     Spoliata Frankenberger, 1913 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Spoliata Hustache, 1938 accepted as Spolatia Casey, 1922 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Spondylus
 Spondylus Thomson, 1866 accepted as Spondylis Fabricius, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Spondylus Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Ostreida (Order) > Spondylidae (Family)

Spongarium
     Spongarium Murchison, 1839 † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)
     Spongarium M'Coy in Sedgwick & McCoy, 1851 † · Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Anthozoa (awaiting allocation) (Order) > (Family)

Spongelia
 Spongelia Nardo, 1847 accepted as Dysidea Johnston, 1842 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Dictyoceratida (Order) > Dysideidae (Family)
     Spongelia Schmidt, 1862 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Dictyoceratida (Order) > Dysideidae (Family)

Spongeliomorpha
     Spongeliomorpha G. de Saporta, 1887 † (uncertain)· Animalia (Kingdom) > Trace fossils (Phylum) > (Class) > (Order) > (Family)
     Spongeliomorpha Meunier, 1889 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Dictyoceratida (Order) > Dysideidae (Family)

Spongesmia
     Spongesmia Koch, 1944 accepted as Spongesmia Bouchard & Bousquet, 2021 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
 Spongesmia Bouchard & Bousquet, 2021 accepted as Adesmia Fischer von Waldheim, 1822 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Spongia
 Spongia Linnaeus, 1753 accepted as Dasycladus C.A. Agardh, 1828 · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Dasycladales (Order) > Dasycladaceae (Family)
     Spongia Linnaeus, 1759 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Dictyoceratida (Order) > Spongiidae (Family)

Spongicola
     Spongicola Kim, 2005 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Eunicicolidae (Family)
     Spongicola De Haan, 1844 [in De Haan, 1833-1850] · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Spongicolidae (Family)
 Spongicola Schulz, 1877 accepted as Nausithoe Kölliker, 1853 · Animalia (Kingdom) > Cnidaria (Phylum) > Scyphozoa (Class) > Coronatae (Order) > Nausithoidae (Family)

Spongiobranchaea
 Spongiobranchaea Siebold, 1847 accepted as Spongiobranchaea d'Orbigny, 1836 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gymnosomata (Order) > Pneumodermatidae (Family)
     Spongiobranchaea d'Orbigny, 1836 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gymnosomata (Order) > Pneumodermatidae (Family)

Spongites
     Spongites Oken, 1815 (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
     Spongites Schlotheim, 1820 (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)
     Spongites Kützing, 1841 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Corallinales (Order) > Spongitaceae (Family)

Spongodendron
     Spongodendron Hollande & Enjumet, 1960 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Spongodendron Zanardini, 1878 accepted as · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Cladophorales (Order) > Siphonocladaceae (Family)
     Spongodendron Lendenfeld, 1887 accepted as Spongodendron Lendenfeld, 1887 (nomen nudum)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)

Spongodia
     Spongodia Kükenthal, 1896 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Spongodia Agassiz, 1846 accepted as Spongodes Lesson, 1831 · Animalia (Kingdom) > Cnidaria (Phylum) > Octocorallia (Class) > Malacalcyonacea (Order) > Nephtheidae (Family)

Spongodiscus
 Spongodiscus Zittel, 1878 † accepted as Zitteleus de Laubenfels in Moore, 1955 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Lithistida (Order) > Lithistida (awaiting allocation) (Family)
     Spongodiscus Ehrenberg, 1854 · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Spumellaria (Order) > Spongodiscidae (Family)

Spongodium
     Spongodium J.V.F. Lamouroux, 1813 · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Bryopsidales (Order) > Codiaceae (Family)
     Spongodium Lamouroux, 1816 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Spongosphaera
     Spongosphaera Ehrenberg, 1847 · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Spumellaria (Order) > Spongosphaeridae (Family)
 Spongosphaera Won, 1997 † accepted as Plenosphaera Park & Won, 2012 † · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Entactinaria (Order) > Entactiniidae (Family)

Spongostaurus
 Spongostaurus Swanberg, Anderson & Bennett, 1985 accepted as Spongostaurina Anderson & Swanberg, 2017 · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Spumellaria (Order) > Spongosphaeridae (Family)
     Spongostaurus Haeckel, 1881 · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Spumellaria (Order) > Spumellaria (awaiting allocation) (Family)

Spongotrichum
 Spongotrichum Kützing, 1847 accepted as Galaxaura J.V.F. Lamouroux, 1812 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Nemaliales (Order) > Galaxauraceae (Family)
     Spongotrichum C.G.D. Nees, 1832 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Sporledera
 Sporledera Bernhardi, 1842 accepted as Ceratotheca Endlicher, 1832 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Pedaliaceae (Family)
     Sporledera Hampe, 1837 (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Dicranales (Order) > Bruchiaceae (Family)

Sporocystis
     Sporocystis A.P. Morgan, 1902 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Sporocystis Filippi, 1854 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)
     Sporocystis Lesquereux, 1880 † (uncertain)· Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)

Sporonema
     Sporonema Desmazières, 1847 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Helotiaceae (Family)
     Sporonema Diesing, 1855 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)

Sporothlastes
     Sporothlastes Cabanis, 1847 accepted as Sporothlastes Cabanis, 1847 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Sporothlastes Cabanis in Bonaparte, 1850 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Sporotrichopsis
     Sporotrichopsis Guéguen, 1911 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Ophiostomatales (Order) > Ophiostomataceae (Family)
     Sporotrichopsis J.A. Stalpers, 2000 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Polyporales (Order) > Meripilaceae (Family)

Sportella
     Sportella Deshayes, 1858 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Sportellidae (Family)
 Sportella Hance, 1877 accepted as Pyracantha M.J. Roemer, 1847 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rosaceae (Family)

Spraguea
 Spraguea Torrey, 1851 accepted as Calyptridium Nuttall in Torrey & A. Gray, 1838 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Montiaceae (Family)
     Spraguea Sprague & Vávra, 1976 · Fungi (Kingdom) > Rozellomycota (Phylum) > Microsporidea (Class) > Glugeida (Order) > Spragueidae (Family)

Sprattia
     Sprattia Böttger, 1883 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Sprattia Chabaud & Bain, 1976 † · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Onchocercidae (Family)

Sprengelia
     Sprengelia J.E. Smith, 1794 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)
 Sprengelia J.A. Schultes, 1809 accepted as Melhania Forsskål, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)

Spriestersbachia
     Spriestersbachia Cossmann, 1922 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Spriestersbachia Maillieux, 1930 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Springeria
 Springeria Bigelow & Schroeder, 1951 accepted as Anacanthobatis von Bonde & Swart, 1923 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Rajiformes (Order) > Anacanthobatidae (Family)
 Springeria Carvalho & Pinto, 1965 accepted as Dactyloscopus Gill, 1859 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Dactyloscopidae (Family)
     Springeria Elias, 1957 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)

Springerichthys
     Springerichthys Shen, 1994 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Tripterygiidae (Family)
     Springerichthys Hundt, Iglésias, Hoey & Simons, 2014 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Blenniidae (Family)

Sprostonia
     Sprostonia Bychowsky, 1957 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Capsalidea (Order) > Capsalidae (Family)
 Sprostonia Jain, 1959 accepted as Bychowskyella Akhmerov, 1952 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Dactylogyridea (Order) > Dactylogyridae (Family)

Sprucea
     Sprucea Wilson & J.D. Hooker in J.D. Hooker, 1845 (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Dicranales (Order) > Dicranaceae (Family)
 Sprucea Bentham, 1853 accepted as Simira Aublet, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Spruceanthus
 Spruceanthus Sleumer, 1936 accepted as Hasseltia Kunth in Humboldt, Bonpland & Kunth, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Salicaceae (Family)
     Spruceanthus Verdoorn, 1934 (uncertain)· Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Porellales (Order) > Lejeuneaceae (Family)

Spruceara
     Spruceara J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Spruceara J.M.H. Shaw, 2004 accepted as Spruceara J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Sprucella
 Sprucella Pierre, 1890 accepted as Micropholis (Grisebach) Pierre, 1891 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Sapotaceae (Family)
     Sprucella F. Stephani, 1886 (uncertain)· Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Jungermanniales (Order) > Lepidoziaceae (Family)

Spudaea
     Spudaea Snellen, 1867 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Spudaea Förster, 1868 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Spudaeus
 Spudaeus Thomson, 1883 accepted as Spudaeus Thomson, 1883 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Spudaeus Dallas, 1851 accepted as Austromalaya Kirkaldy, 1908 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)
     Spudaeus Gistl, 1848 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)

Spumaria
 Spumaria Persoon in J.F. Gmelin, 1792 accepted as Mucilago Battarra, 1755 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Myxomycetes (Class) > Physarales (Order) > Didymiaceae (Family)
 Spumaria Persoon, 1792 accepted as Mucilago Battarra, 1755 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Myxomycetes (Class) > Physarales (Order) > Didymiaceae (Family)

Spyridoceramus
     Spyridoceramus Cox, 1969 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)
     Spyridoceramus Heinz, 1932 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Pterioida (Order) > Pterioida (awaiting allocation) (Family)

Squalus
     Squalus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Squaliformes (Order) > Squalidae (Family)
     Squalus Bonaparte, 1831 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Squama
     Squama Logan, 1897 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
     Squama B. Renault, 1885 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Pinopsida (awaiting allocation) (Order) > Pinopsida (awaiting allocation) (Family)

Squamapion
 Squamapion Wagner, 1929 accepted as Squamapion Bokor, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)
     Squamapion Bokor, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)

Squamaria
 Squamaria G.F. Hoffmann, 1789 accepted as Cetraria Acharius, 1803 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Parmeliaceae (Family)
     Squamaria Ludwig, 1757 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Orobanchaceae (Family)
 Squamaria Zanardini, 1841 accepted as Peyssonnelia Decaisne, 1841 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Peyssonneliales (Order) > Peyssonneliaceae (Family)
     Squamaria Muir-Wood & Cooper, 1960 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Productidae (Family)

Squamella
 Squamella Bory, 1826 accepted as Lepadella Bory de St. Vincent, 1826 · Animalia (Kingdom) > Rotifera (Phylum) > Monogononta (Class) > Ploima (Order) > Lepadellidae (Family)
     Squamella Belyaeva in Boiko, Belyaeva & Zhuravleva, 1991 † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)
     Squamella M.E. White, 1978 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > Dictyopteridiales (Order) > Dictyopteridiales (awaiting allocation) (Family)
     Squamella Vologdin, 1977 † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Archaeocyatha (Class) > Regulares (awaiting allocation) (Order) > Regulares (awaiting allocation) (Family)
     Squamella S. Hammer, 2001 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Cladoniaceae (Family)

Squamularia
     Squamularia Gemmellaro, 1899 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Reticulariidae (Family)
     Squamularia A. Rothpletz, 1896 † (uncertain)· Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)

Squatarola
     Squatarola Forster, 1817 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Charadriidae (Family)
 Squatarola Cuvier, 1816 accepted as Pluvialis Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Charadriidae (Family)
     Squatarola Leach, 1816 accepted as Pluvialis Brisson, 1760 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Charadriidae (Family)

Squatina
 Squatina Risso, 1810 accepted as Squatina Duméril, 1805 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Squatiniformes (Order) > Squatinidae (Family)
     Squatina Duméril, 1805 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Squatiniformes (Order) > Squatinidae (Family)

Squilla
     Squilla Fabricius, 1787 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Stomatopoda (Order) > Squillidae (Family)
 Squilla Gronovius, 1764 accepted as Squilla Gronovius, 1764 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Amphipoda (awaiting allocation) (Family)
 Squilla Müller, 1776 accepted as Squilla Müller, 1776 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Amphipoda (awaiting allocation) (Family)
 Squilla Gronovius, 1760 accepted as Squilla Gronovius, 1760 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Amphipoda (awaiting allocation) (Family)
     Squilla Steinheil, 1836 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)

Squilloides
     Squilloides Manning, 1968 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Stomatopoda (Order) > Squillidae (Family)
     Squilloides Tchindono & Tchesun, 1993 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Isopoda (awaiting allocation) (Family)

Squinabolella
     Squinabolella Pessagno, 1969 † · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Nassellaria (Order) > Nassellaria (awaiting allocation) (Family)
     Squinabolella Kozur & Mostler, 1979 † (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Nassellaria (Order) > Nabolellidae (Family)

Srilanka
     Srilanka Kaszab, 1979 accepted as Srilanka Kaszab, 1980 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Srilanka Kaszab, 1980 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Srilankana
     Srilankana Matile, 1990 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Keroplatidae (Family)
     Srilankana Jin in Jin & Kevan, 1992 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Insecta (awaiting allocation) (Order) > Insecta (awaiting allocation) (Family)

Stabilea
     Stabilea de Betta, 1870 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Clausiliidae (Family)
     Stabilea Pini, 1876 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Limacidae (Family)

Stacheoides
     Stacheoides R.H. Cummings, 1955 † · Plantae (Kingdom) > Algae incertae sedis (Phylum) > Algospongia (Class) > Aoujgaliales (Order) > Aoujgaliaceae (Family)
     Stacheoides Cummings, 1951 † accepted as Stacheoides R.H. Cummings, 1955 † (nomen nudum)· Plantae (Kingdom) > Algae incertae sedis (Phylum) > Algospongia (Class) > Aoujgaliales (Order) > Aoujgaliaceae (Family)

Stachyanthus
 Stachyanthus A.P. de Candolle, 1836 accepted as Stachyanthus A.P. de Candolle, 1836 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Stachyanthus Engler in Engler & Prantl, 1897 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Icacinales (Order) > Icacinaceae (Family)

Stachycarpus
 Stachycarpus (Endlicher) Van Tieghem, 1891 accepted as Prumnopitys Philippi, 1861 · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Araucariales (Order) > Podocarpaceae (Family)
 Stachycarpus Meunier, 1898 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Phytolaccaceae (Family)

Stachyodes
     Stachyodes Bargatzky, 1881 † · Animalia (Kingdom) > Porifera (Phylum) > Stromatoporoidea (Class) > Stromatoporellida (Order) > Stachyoditidae (Family)
 Stachyodes Wright & Studer, 1887 accepted as Narella Gray, 1870 · Animalia (Kingdom) > Cnidaria (Phylum) > Octocorallia (Class) > Scleralcyonacea (Order) > Primnoidae (Family)

Stachyura
     Stachyura Velenovský & Viniklár, 1927? † · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Cupressales (Order) > Cupressaceae (Family)
 Stachyura J.C. Hasskarl, 1844 accepted as Stachyurus Siebold & Zuccarini, 1836 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Crossosomatales (Order) > Stachyuraceae (Family)

Stackelbergina
     Stackelbergina Violovich, 1979 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)
     Stackelbergina Shilova & Zelentsov, 1978 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chironomidae (Family)

Stackhousia
 Stackhousia J.V.F. Lamouroux ex S. Leman in F. Cuvier, 1827 accepted as · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Fucales (Order) > Fucaceae (Family)
     Stackhousia J.E. Smith, 1798 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Celastrales (Order) > Celastraceae (Family)

Staegeria
     Staegeria Robineau-Desvoidy, 1863 accepted as Exorista Meigen, 1803 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
 Staegeria van der Wulp, 1876 accepted as Monoclona Mik, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Mycetophilidae (Family)
     Staegeria Rondani, 1856 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Scathophagidae (Family)

Staffia
 Staffia Heinrich, 1999 † accepted as Allostaffia Heinrich, 2004 † · Animalia (Kingdom) > Chordata (Phylum) > Mammaliaformes incertae sedis (Class) > Haramiyida (Order) > Haramiyidae (Family)
     Staffia Schubert, 1911 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lagenida (Order) > Plectofrondiculariidae (Family)

Stagetodes
     Stagetodes Español, 1969 accepted as Stagetodes Español, 1970 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ptinidae (Family)
     Stagetodes Español, 1970 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ptinidae (Family)

Stagnicola
     Stagnicola Brehm, 1830 accepted as Stagnicola Brehm, 1830 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Stagnicola Brehm, 1831 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Stagnicola S.A. Redhead & A.H. Smith, 1986 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Strophariaceae (Family)
 Stagnicola Montrouzier, 1860 accepted as Peltochares Régimbart, 1907 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)
     Stagnicola Gray in Turton, 1840 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Stagnicola Jeffreys, 1830 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Hygrophila (Order) > Lymnaeidae (Family)

Stagonomus
 Stagonomus Amyot, 1846 accepted as Stagonomus Gorski, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)
     Stagonomus Gorski, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)

Stahlia
     Stahlia Fischer, 1915 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneroida (awaiting allocation) (Family)
     Stahlia Bello, 1881 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Stalia
     Stalia Scudder, 1875 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
     Stalia Reuter, 1872 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Stalifera
 Stalifera Osuna, 1985 accepted as Leptoglossus Guérin, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Coreidae (Family)
     Stalifera Osuna, 1977 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Coreidae (Family)

Stammeriella
 Stammeriella Wengel, 1953 accepted as Stammeridium Wenzel, 1969 · Chromista (Kingdom) > Ciliophora (Phylum) > Nassophorea (Class) > Nassulida (Order) > Microthoracidae (Family)
     Stammeriella Soyka, 1950 accepted as Anaphes Haliday, 1833 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Mymaridae (Family)

Standfussia
     Standfussia Tutt, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Psychidae (Family)
 Standfussia Spuler in Hofmann-Spuler, 1910 accepted as Trisateles Tams, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Stanleya
     Stanleya Nuttall, 1818 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
     Stanleya Bourguignat, 1885 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Pleuroceridae (Family)
     Stanleya Bourguignat, 1888 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Stanleya Smith, 1904 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Stanleycaris
     Stanleycaris Pates, Daley & Ortega-Hernández, 2018 † · Animalia (Kingdom) > Arthropoda (Phylum) > Dinocaridida (Class) > Radiodonta (Order) > Hurdiidae (Family)
     Stanleycaris Caron, Gaines, Mángano, Streng & Daley, 2010 † accepted as Stanleycaris Pates, Daley & Ortega-Hernández, 2018 † (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Dinocaridida (Class) > Radiodonta (Order) > Hurdiidae (Family)

Stannia
     Stannia Rondani, 1857 accepted as Tachytrechus Haliday in Walker, 1851 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Dolichopodidae (Family)
 Stannia H. Karsten, 1848 accepted as Posoqueria Aublet, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Stantonia
     Stantonia Ashmead, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Braconidae (Family)
     Stantonia Handlirsch, 1906 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)

Stantoniella
     Stantoniella Handlirsch, 1907 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)
     Stantoniella Becker-Migdisova, 1962 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Blattidae (Family)

Stapeliopsis
     Stapeliopsis Pillans, 1928 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
 Stapeliopsis Phillips, 1932 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
 Stapeliopsis Choux, 1931 accepted as Stapelianthus Choux ex White & Sloane, 1933 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)

Stapfia
     Stapfia Chodat, 1897 (uncertain)· Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Tetrasporaceae (Family)
 Stapfia Burtt Davy, 1898 accepted as Neostapfia Burtt Davy, 1899 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Staphylinites
 Staphylinites Scudder, 1890 † accepted as Staphylinites Scudder, 1876 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Staphylinites Scudder, 1876 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Staphylocystis
     Staphylocystis Coutière, 1940 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Staphylocystis Villot, 1877 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Hymenolepididae (Family)
 Staphylocystis Coutière, 1911 accepted as Thalassomyces Niezabitowski, 1913 · Chromista (Kingdom) > Miozoa (Phylum) > Ellobiopsea (Class) > Ellobiopsida (Order) > Ellobiopsidae (Family)

Stappersia
     Stappersia Meunier, 1910 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Stappersia Boulenger, 1914 accepted as Xenotilapia Boulenger, 1899 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Cichlidae (Family)

Stasiotes
 Stasiotes Wright, 1876 accepted as Prosaetes Wilson, 1907 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Siphonostomatoida (Order) > Pandaridae (Family)
     Stasiotes Jan, 1862 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Statira
     Statira Lepeletier & Audinet-Serville in Latreille, 1828 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Statira Meyrick, 1883 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Statira Berthold, 1827 accepted as Statira Lepeletier & Audinet-Serville in Latreille, 1828 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Staudingeria
     Staudingeria Dyar, 1896 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lasiocampidae (Family)
     Staudingeria Ragonot, 1887 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)

Stauridium
 Stauridium Krohn, 1853 accepted as Cladonema Dujardin, 1843 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Cladonematidae (Family)
     Stauridium Corda, 1839 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Sphaeropleales (Order) > Hydrodictyaceae (Family)

Staurocephalus
 Staurocephalus Grube, 1855 accepted as Dorvillea Parfitt, 1866 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Eunicida (Order) > Dorvilleidae (Family)
     Staurocephalus Barrande, 1846 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Phacopida (Order) > Staurocephalidae (Family)

Stauroceras
     Stauroceras Kützing ex Kützing, 1849 · Plantae (Kingdom) > Charophyta (Phylum) > Zygnematophyceae (Class) > Desmidiales (Order) > Desmidiaceae (Family)
     Stauroceras Börner, 1940 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Staurochaeta
     Staurochaeta Brauer & Bergenstamm, 1890 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
 Staurochaeta P.A. Saccardo, 1875 accepted as Staurophoma F. von Höhnel, 1907 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Staurocladia
     Staurocladia P. González Guerrero, 1966 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Cyanophyceae (awaiting allocation) (Order) > Cyanophyceae (awaiting allocation) (Family)
     Staurocladia Hartlaub, 1917 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Cladonematidae (Family)

Staurodiscus
     Staurodiscus Haeckel, 1879 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Hebellidae (Family)
     Staurodiscus Krasheninnikov in Sazonova & Shchutzkoi, 1960 † (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Staurodiscus Neviani, 1900 † (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Staurodon
     Staurodon Roth, 1899 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
     Staurodon Lowe, 1852 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Vertiginidae (Family)

Stauronema
 Stauronema (Saccardo) Sydow & E.J. Butler in H. Sydow et al., 1916 accepted as Dinemasporium Léveille, 1846 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Chaetosphaeriales (Order) > Chaetosphaeriaceae (Family)
     Stauronema Benson, 1948 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Tenthredinidae (Family)
     Stauronema Sollas, 1877 † · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Lychniscosida (Order) > Lychniscosa (awaiting allocation) (Family)

Staurophora
     Staurophora Mereschkowsky, 1903 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > Cymbellales (Order) > Anomoeoneidaceae (Family)
     Staurophora Willdenow, 1809 (uncertain)· Plantae (Kingdom) > Marchantiophyta (Phylum) > Marchantiopsida (Class) > Marchantiales (Order) > Lunulariaceae (Family)
 Staurophora Brandt, 1834 accepted as Staurostoma Haeckel, 1879 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Laodiceidae (Family)
     Staurophora Reichenbach, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Stauropsis
 Stauropsis Meunier, 1910 accepted as Meuniera P.C. Silva in C.R. Tomas, 1996 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > Naviculales (Order) > Plagiotropidaceae (Family)
 Stauropsis H.G. Reichenbach, 1860 accepted as Trichoglottis Blume, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Stauroptera
 Stauroptera C.G. Ehrenberg, 1843 accepted as Pinnularia Ehrenberg, 1843 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > Naviculales (Order) > Naviculaceae (Family)
     Stauroptera Haeckel, 1881 (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Polycystinea (awaiting allocation) (Order) > Radiolaria (awaiting allocation) (Family)

Stauropus
     Stauropus Germar, 1811 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Notodontidae (Family)
 Stauropus Fairmaire & Germain, 1863 accepted as Lederia Reitter, 1880 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tetratomidae (Family)

Staurosira
     Staurosira Ehrenberg, 1843 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > Fragilariales (Order) > Staurosiraceae (Family)
 Staurosira P. Petit ex Pelletan, 1889 accepted as · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)

Staurosoma
     Staurosoma Will, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Antheacheridae (Family)
     Staurosoma Barrande, 1887 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)

Staurospermum
 Staurospermum P. Thonning in H.C.F. Schumacher, 1827 accepted as Mitracarpus Zuccarini in J.A. Schultes & J.H. Schultes, 1827 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Staurospermum Kützing, 1843 accepted as · Plantae (Kingdom) > Charophyta (Phylum) > Zygnematophyceae (Class) > Zygnematales (Order) > Zygnemataceae (Family)

Staurospira
     Staurospira Haeckel, 1887 (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Polycystinea (awaiting allocation) (Order) > Radiolaria (awaiting allocation) (Family)
     Staurospira Perner in Barrande, 1907 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda incertae sedis (Order) > Holopeidae (Family)

Stauroxiphus
     Stauroxiphus Brandt, 1836 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Stauroxiphus Haeckel, 1887 accepted as Stauroxiphus Haeckel, 1887 · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Polycystinea (awaiting allocation) (Order) > Radiolaria (awaiting allocation) (Family)

Steatoderus
 Steatoderus Dejean, 1833 accepted as Elater Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
 Steatoderus Eschscholtz, 1836 accepted as Elater Eschscholtz, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Steatothamnopora
     Steatothamnopora Wang, 1983 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Tabulata (Order) > Tabulata (awaiting allocation) (Family)
     Steatothamnopora Wang, 1981 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Tabulata (Order) > Tabulata (awaiting allocation) (Family)

Stechowia
 Stechowia Poche, 1914 accepted as Coryne Gaertner in Pallas, 1774 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Corynidae (Family)
 Stechowia Nutting, 1927 accepted as Sibogella Billard, 1911 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Plumulariidae (Family)

Steenstrupia
 Steenstrupia Kirk, 1882 accepted as Architeuthis Steenstrup, 1857 · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Teuthoidea (Order) > Architeuthidae (Family)
 Steenstrupia Forbes, 1846 accepted as Corymorpha M. Sars, 1835 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Corymorphidae (Family)

Steetzia
     Steetzia J.G.C. Lehmann, 1846 · Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Pallaviciniales (Order) > Pallaviciniaceae (Family)
 Steetzia Sonder, 1853 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Stefania
     Stefania Rivero, 1966 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Hylidae (Family)
     Stefania Grigorieva in Voronin, Ragozina, Rozanov & Sayutina, 1982 † (uncertain)· Animalia (Kingdom) > Animalia incertae sedis (Phylum) > (Class) > (Order) > (Family)

Stefaninia
     Stefaninia Migliorini & Venzo, 1934 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Pterioida (Order) > Pterioida (awaiting allocation) (Family)
     Stefaninia Chiovenda, 1929 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Resedaceae (Family)

Steffensia
 Steffensia Kunth, 1840 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Piperales (Order) > Piperaceae (Family)
     Steffensia Göppert, 1836 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiidae (awaiting allocation) (Order) > Polypodiidae (awaiting allocation) (Family)

Stegania
 Stegania R. Brown, 1810 accepted as Blechnum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Blechnaceae (Family)
     Stegania Guenée in Duponchel, 1845 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)

Steganolophia
     Steganolophia Stephens, 1831 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Steganolophia Stephens, 1829 accepted as Steganolophia Stephens, 1829 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Steganoptycha
     Steganoptycha Stephens, 1829 accepted as Steganoptycha Stephens, 1829 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Steganoptycha Stephens, 1834 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Steganura
 Steganura Reichenbach, 1850 accepted as Vidua Cuvier, 1800 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Passeridae (Family)
 Steganura Reichenbach, 1854 accepted as Steganura Reichenbach, 1854 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Apodidae (Family)

Stegaspis
     Stegaspis Germar, 1833 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Membracidae (Family)
     Stegaspis Haeckel, 1881 (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Polycystinea (awaiting allocation) (Order) > Radiolaria (awaiting allocation) (Family)

Stegastrum
 Stegastrum Van Tieghem, 1895 accepted as Lepeostegeres Blume in J.A. Schultes & J.H. Schultes, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Loranthaceae (Family)
     Stegastrum P.F. Reinsch in G. Neumayer, 1890 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Ectocarpales (Order) > Chordariaceae (Family)

Stegella
     Stegella Stechow, 1919 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Campanulinidae (Family)
 Stegella Thorne, 1937 accepted as Stegelleta Thorne, 1938 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Panagrolaimida (Order) > Cephalobidae (Family)

Stegia
 Stegia E.M. Fries, 1818 accepted as Stegilla H.G.L. Reichenbach, 1829 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Stegia A.P. de Candolle in Lamarck & A.P. de Candolle, 1805 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)

Stegochelys
     Stegochelys Lydekker, 1889 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
 Stegochelys Jaekel, 1915 † accepted as Proganochelys Baur, 1887 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Proganochelyidae (Family)

Stegolepis
     Stegolepis Malinovskaya, 1973 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pteraspidomorphi (Class) > Pteraspidomorphi (awaiting allocation) (Order) > Placodermi (awaiting allocation) (Family)
     Stegolepis Klotzsch ex Körnicke, 1872 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Rapateaceae (Family)

Stegonotus
     Stegonotus Duméril & Bibron, 1854 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
     Stegonotus Cassini in F. Cuvier, 1825 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Stegosoma
     Stegosoma Loew, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Rhiniidae (Family)
     Stegosoma Chun, 1887 accepted as Caudostegosoma Rivaz Hernández, 2020 (junior homonym)· Animalia (Kingdom) > Chordata (Phylum) > Appendicularia (Class) > Copelata (Order) > Oikopleuridae (Family)
     Stegosoma Cambridge, 1873 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)

Stegospira
 Stegospira Fu, 1984 † accepted as Stegospira Fu, 1982 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Metathyrisinidae (Family)
     Stegospira Fu, 1982 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Metathyrisinidae (Family)

Steinachella
     Steinachella Zagora, 1967 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Myodocopida (Order) > Myodocopida (awaiting allocation) (Family)
     Steinachella Grundel, 1979 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)

Steindachneria
     Steindachneria Goode & Bean in Agassiz, 1888 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gadiformes (Order) > Merlucciidae (Family)
 Steindachneria Eigenmann & Eigenmann, 1888 accepted as Steindachneridion Eigenmann & Eigenmann, 1919 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Pimelodidae (Family)

Steinella
     Steinella Cépède, 1910 · Chromista (Kingdom) > Ciliophora (Phylum) > Oligohymenophorea (Class) > Astomatida (Order) > Haptophryidae (Family)
     Steinella Malloch, 1921 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)

Steineria
 Steineria Fuchs, 1937 accepted as Cryptaphelenchus Fuchs, 1937 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Panagrolaimida (Order) > Aphelenchoididae (Family)
 Steineria Ditlevsen, 1928 accepted as Viscosia de Man, 1891 · Animalia (Kingdom) > Nematoda (Phylum) > Enoplea (Class) > Oncholaimida (Order) > Oncholaimidae (Family)
 Steineria Travassos, 1927 accepted as Steinernema Travassos, 1927 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Panagrolaimida (Order) > Steinernematidae (Family)
     Steineria Klotzsch, 1855 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cucurbitales (Order) > Begoniaceae (Family)
 Steineria Hudson, 1956 † accepted as Steinerina Hudson, 1956 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Agelasida (Order) > Milleporellidae (Family)
     Steineria Micoletzky, 1922 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Monhysterida (Order) > Xyalidae (Family)
 Steineria Filipjev, 1922 accepted as Pselionema Cobb, 1933 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Leptolaimida (Order) > Ceramonematidae (Family)

Steinheilia
     Steinheilia Lane, 1973 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Steinheilia Decaisne, 1838 accepted as Odontanthera R. Wight, 1838 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)

Steinia
     Steinia Brauer & Bergenstamm, 1893 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Steinia Diesing, 1866 · Chromista (Kingdom) > Ciliophora (Phylum) > Spirotrichea (Class) > Hypotrichida (Order) > Oxytrichidae (Family)
     Steinia Körber in B. Stein, 1873 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Aphanopsidaceae (Family)

Steinichiella
     Steinichiella Ischenko, 2004 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Chlidonophoridae (Family)
     Steinichiella Ischenko, 2010 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Chlidonophoridae (Family)

Steiniella
     Steiniella Berg, 1898 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
 Steiniella C. Bernard, 1908 accepted as Steinedesmus Kofoid, 1911 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Sphaeropleales (Order) > Scenedesmaceae (Family)
 Steiniella Schütt, 1895 accepted as Gonyaulax Diesing, 1866 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Gonyaulacales (Order) > Gonyaulacaceae (Family)

Steinmanella
     Steinmanella Crickmay, 1930 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Trigoniida (Order) > Myophorellidae (Family)
     Steinmanella Welter, 1911 † · Animalia (Kingdom) > Porifera (Phylum) > Calcispongea (Class) > Pharetronida (Order) > Stellispongiidae (Family)

Steinmannia
 Steinmannia R.A. Philippi, 1884 accepted as Garaventia G. Looser, 1945 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)
     Steinmannia Fischer, 1886 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Mytiloida (Order) > Mytilidae (Family)
     Steinmannia Waagen & Wentzel, 1888 † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Sphinctozoa (Order) > Colospongiidae (Family)

Steira
     Steira Westwood, 1837 accepted as Stips Koch, 1950 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
 Steira Eschscholtz, 1825 accepted as Atlanta Lesueur, 1817 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Atlantidae (Family)

Steiractis
 Steiractis Rafinesque, 1837 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Steiractis A.P. de Candolle, 1836 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Steklovia
     Steklovia Schlickum & Strauch, 1972 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)
     Steklovia Shileiko, 1978 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)
 Steklovia Gozhik & Prysjazhnjuk, 1976 † accepted as Steklovidiscus Gozhik & Prysjazhnjuk, 1980 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Hygrophila (Order) > Planorbidae (Family)

Stelckia
     Stelckia S.K. Srivastava, 1969 † (uncertain)· Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
     Stelckia Crickmay, 1963 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Productellidae (Family)

Steleopyga
     Steleopyga Grootaert & Meuffels, 2001 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Dolichopodidae (Family)
 Steleopyga Fischer, 1833 accepted as Blatta Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Blattidae (Family)

Stelgis
 Stelgis Cramer in Jordan & Starks, 1895 accepted as Agonopsis Gill, 1861 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Agonidae (Family)
     Stelgis Pomel, 1872 † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)

Stelidiocrinus
     Stelidiocrinus Wachsmuth & Springer, 1878 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
     Stelidiocrinus Angelin, 1878 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Monobathrida (Order) > Monobathrida (awaiting allocation) (Family)

Stelidium
     Stelidium Robertson, 1902 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Stelidium Schrammen, 1924 † accepted as Vermiculissimum de Laubenfels in Moore, 1955 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Lithistida (Order) > Lithistida (awaiting allocation) (Family)

Stelis
     Stelis O. Swartz, 1800 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Stelis Panzer, 1806 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Megachilidae (Family)

Stella
     Stella Medikus, 1787 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
     Stella Egorova & Savitsky, 1968 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
     Stella Vasilyeva, 1985 · Bacteria (Kingdom) > Proteobacteria (Phylum) > Alphaproteobacteria (Class) > Rhodospirillales (Order) > Acetobacteraceae (Family)
 Stella Massee, 1889 accepted as Scleroderma Persoon, 1801 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Boletales (Order) > Sclerodermataceae (Family)
 Stella P. Fischer, 1885 accepted as Astralium Link, 1807 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Turbinidae (Family)

Stellaria
     Stellaria Möller, 1832 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Xenophoridae (Family)
 Stellaria Séguier, 1754 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Plantaginaceae (Family)
 Stellaria Grassé & A.C. Hollande, 1950 accepted as · Protozoa (Kingdom) > Metamonada (Phylum) > Trichomonadea (Class) > Trichomonadida (Order) > Trichomonadidae (Family)
     Stellaria Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)
     Stellaria Bonaparte, 1838 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Stellaria Vassiljeva, 1985 † accepted as Stellispinella Vasileva & Sayutina, 1993 † · Animalia (Kingdom) > Animalia incertae sedis (Phylum) > Coeloscleritophora (Class) > Chancelloriida (Order) > Chancelloriida (awaiting allocation) (Family)
 Stellaria Nardo, 1834 accepted as Astropecten Gray, 1840 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Paxillosida (Order) > Astropectinidae (Family)
     Stellaria Grytsenko, 2016 † accepted as Stellaria Grytsenko, 2016 † (junior homonym)· Animalia (Kingdom) > Animalia incertae sedis (Phylum) > (Class) > (Order) > (Family)

Stellariopsis
 Stellariopsis (Baillon) Rydberg, 1898 accepted as Ivesia Torrey & A. Gray, 1858 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rosaceae (Family)
     Stellariopsis Szelegiewicz, 1969 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphididae (Family)

Stellaris
 Stellaris Moench, 1794 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
     Stellaris Fabricius, 1759 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)

Stellaster
     Stellaster Heister ex Fabricius, 1763 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
     Stellaster Gray, 1840 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Valvatida (Order) > Goniasteridae (Family)
     Stellaster Gray, 1840, nom. nud. accepted as Stellaster Gray, 1840 (nomen nudum)· Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Valvatida (Order) > Goniasteridae (Family)

Stellata
 Stellata Auct. accepted as Stelletta Schmidt, 1862 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Astrophorida (Order) > Ancorinidae (Family)
 Stellata Wright, 1870 accepted as Stelletta Schmidt, 1862 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Astrophorida (Order) > Ancorinidae (Family)

Stellenboschia
     Stellenboschia Distant, 1920 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadidae (Family)
     Stellenboschia Crous · Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)

Stellera
 Stellera N.S. Turczaninow, 1840 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Gentianaceae (Family)
 Stellera Bowdich, 1821 accepted as Hydrodamalis Retzius, 1794 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Sirenia (Order) > Dugongidae (Family)
     Stellera Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Thymelaeaceae (Family)

Stelligera
 Stelligera R. Heim ex Doty, 1948 accepted as Lachnocladium J.H. Léveillé, 1846 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Russulales (Order) > Lachnocladiaceae (Family)
     Stelligera Gray, 1867 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Hadromerida (Order) > Stelligeridae (Family)
     Stelligera A.J. Scott, 1978 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)

Stelliosaurus
     Stelliosaurus Gervais, 1871 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
 Stelliosaurus Fric, 1876 † accepted as Hyloplesion Fric, 1883 † · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Microsauria (Order) > Microbrachidae (Family)

Stellipora
     Stellipora Hall, 1847 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cystoporida (Order) > Constellariidae (Family)
 Stellipora Hagenow, 1851 † accepted as Stellihagenowia Bassler in Moore, 1953 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Lichenoporidae (Family)

Stellognatha
     Stellognatha Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Stellognatha Laporte, 1840 accepted as Stellognatha Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Stellonia
     Stellonia Gistl, 1848 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
 Stellonia Nardo, 1834 accepted as Asterias Linnaeus, 1758 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Forcipulatida (Order) > Asteriidae (Family)

Stellularia
 Stellularia Bentham, 1880 accepted as Buchnera Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Orobanchaceae (Family)
 Stellularia J. Hill, 1773 accepted as Stellaria Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)

Stelmanis
     Stelmanis Rafinesque, 1837 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Stelmanis Rafinesque, 1840 accepted as Hedyotis Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Stemmatodus
     Stemmatodus St. John & Worthen, 1875 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Stemmatodus Heckel, 1854 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Pycnodontiformes (Order) > Pycnodontiformes (awaiting allocation) (Family)

Stemmoderus
     Stemmoderus Dejean, 1833 accepted as Stemmoderus Spinola, 1842 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Stemmoderus Spinola, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Stemonitis
     Stemonitis Gleditsch, 1753 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Myxomycetes (Class) > Stemonitidales (Order) > Stemonitidaceae (Family)
 Stemonitis Gleditsch, 1764 accepted as Stemonitis Gleditsch, 1753 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Myxomycetes (Class) > Stemonitidales (Order) > Stemonitidaceae (Family)
 Stemonitis A.W. Roth, 1788 accepted as Stemonitis Gleditsch, 1753 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Myxomycetes (Class) > Stemonitidales (Order) > Stemonitidaceae (Family)

Stempellia
 Stempellia Odhner, 1922 accepted as Philobrya J. G. Cooper, 1867 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Arcida (Order) > Philobryidae (Family)
     Stempellia Léger & Hesse, 1910 · Fungi (Kingdom) > Rozellomycota (Phylum) > Microsporidea (Class) > (Order) > (Family)

Stemphyliopsis
 Stemphyliopsis Spegazzini, 1910 accepted as Pithomyces M.J. Berkeley & Broome, 1873 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Pleosporales (Order) > Pleosporaceae (Family)
     Stemphyliopsis A.L. Smith, 1901 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Pleosporales (Order) > Pleosporaceae (Family)

Stenacapha
     Stenacapha B. J. Smith & Kershaw, 1985 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Charopidae (Family)
     Stenacapha Iredale, 1933 accepted as Stenacapha B. J. Smith & Kershaw, 1985 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Charopidae (Family)

Stenancistrocerus
     Stenancistrocerus Blüthgen, 1938 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Vespidae (Family)
     Stenancistrocerus Saussure, 1863 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Stenanthera
 Stenanthera (D. Oliver) Engler & Diels, 1900 accepted as Neostenanthera Exell, 1935 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Magnoliales (Order) > Annonaceae (Family)
     Stenanthera R. Brown, 1810 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)

Stenanthus
 Stenanthus Oersted ex Hanstein, 1854 accepted as Columnea Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)
 Stenanthus K.J. Lönnroth, 1882 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Stenaphis
     Stenaphis Del Guercio, 1914 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Stenaphis Quednau, 1954 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Callaphididae (Family)

Stenarus
 Stenarus Puton, 1875 accepted as Sthenarus Fieber, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)
 Stenarus Gistl, 1848 accepted as Sciapus Zeller, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Dolichopodidae (Family)

Stenaster
     Stenaster Billings, 1858 † · Animalia (Kingdom) > Echinodermata (Phylum) > Ophiuroidea (Class) > Stenurida (Order) > Stenasteridae (Family)
     Stenaster Lambert, 1905 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)

Stene
 Stene Stephens, 1829 accepted as Tribolium Macleay, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Stene Stephens, 1832 accepted as Stene Stephens, 1829 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Stenella
 Stenella Weise, 1902 accepted as Stenellina Cockerell, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Stenella Gray, 1866 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Delphinidae (Family)
 Stenella Gray, 1870 accepted as Candidella Bayer, 1954 · Animalia (Kingdom) > Cnidaria (Phylum) > Octocorallia (Class) > Scleralcyonacea (Order) > Primnoidae (Family)
     Stenella H. Sydow, 1930 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Capnodiales (Order) > Mycosphaerellaceae (Family)

Stenellopsis
 Stenellopsis G. Morgan-Jones, 1980 accepted as Parastenella J.C. David, 1991 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Stenellopsis B. Huguenin, 1966 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Capnodiales (Order) > Mycosphaerellaceae (Family)

Stenelmoides
 Stenelmoides Zaitzev, 1910 accepted as Stenelmoides Grouvelle, 1908 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elmidae (Family)
 Stenelmoides Hinton, 1937 accepted as Stenelmoides Hinton, 1937 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elmidae (Family)
     Stenelmoides Grouvelle, 1908 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elmidae (Family)

Stenelytron
     Stenelytron Handlirsch, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
     Stenelytron Kukalová, 1966 † accepted as Labidelytron Kukalová-Peck, 1988 † (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Protelytroptera (Order) > Labidelytridae (Family)

Stenhammara
 Stenhammara Flotow ex Körber, 1855 accepted as Stenhammarella H. Hertel, 1967 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Pertusariales (Order) > Pertusariaceae (Family)
 Stenhammara A. Massalongo ex Zahlbruckner, 1924 accepted as Lecidea Acharius, 1803 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecideales (Order) > Lecideaceae (Family)

Stenhammaria
 Stenhammaria Nyman, 1881 accepted as Steenhammera H.G.L. Reichenbach, 1831 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Boraginales (Order) > Boraginaceae (Family)
     Stenhammaria Duda, 1918 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)

Stenholma
     Stenholma Dejean, 1834 accepted as Stenholma Solier, 1835 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Stenholma Solier, 1835 accepted as Melaphorus Guérin-Méneville, 1834 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Stenia
     Stenia Dana, 1849 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Lysianassoidea incertae sedis (Family)
     Stenia Guenée in Duponchel, 1845 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Crambidae (Family)
     Stenia Kirby, 1837 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Stenia J. Lindley, 1837 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Stenichnus
     Stenichnus Gilmore, 1927 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
     Stenichnus Thomson, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Stenidiomorpha
 Stenidiomorpha Liebke, 1938 accepted as Stenidia Brullé, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Stenidiomorpha Csiki, 1932 accepted as Stenidiomorpha Csiki, 1932 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Stenispa
     Stenispa Navás, 1914 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Neuroptera (awaiting allocation) (Family)
     Stenispa Baly, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Stenobasis
 Stenobasis Agassiz, 1846 accepted as Senobasis Macquart, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Asilidae (Family)
 Stenobasis Selys, 1877 accepted as Archibasis Kirby, 1890 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Coenagrionidae (Family)

Stenocalyx
 Stenocalyx [misspelling] accepted as Stenokalyx J. Schiller, 1926 · Chromista (Kingdom) > Ochrophyta (Phylum) > Chrysophyceae (Class) > Ochromonadales (Order) > Dinobryaceae (Family)
 Stenocalyx O.C. Berg, 1856 accepted as Eugenia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Myrtaceae (Family)
 Stenocalyx Turczaninow, 1858 accepted as Mezia Schwacke ex Niedenzu in Engler & Prantl, 1890 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Malpighiaceae (Family)

Stenocarenus
 Stenocarenus Fieber, 1866 accepted as Stenocranus Fieber, 1866 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Delphacidae (Family)
     Stenocarenus Jakovlev, 1876 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Stenocephalum
     Stenocephalum G.P. Chamuris & C.J.K. Wang, 1990 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Stenocephalum C.H. Schultz-Bipontinus, 1863 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Stenocephalus
     Stenocephalus Tschudi, 1838 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
 Stenocephalus Otte & Alexander, 1983 accepted as Daintria Otte, 1994 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Gryllidae (Family)
 Stenocephalus Laporte, 1832 accepted as Dicranocephalus Hope, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Stenocephalus Schönherr, 1847 accepted as Sterorhynchus Lacordaire, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Stenocephalus Agassiz, 1846 accepted as Cephalostenus Solier, 1838 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
 Stenocephalus Mercerat, 1891 † accepted as Hapalops Ameghino, 1887 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Pilosa (Order) > Megatheriidae (Family)
 Stenocephalus Schneider, 1875 accepted as Stenophora Labbé, 1899 · Chromista (Kingdom) > Miozoa (Phylum) > Paragregarea (Class) > Stenophorida (Order) > Stenophoridae (Family)

Stenocera
 Stenocera Brullé, 1834 accepted as Pogonostoma Klug, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cicindelidae (Family)
     Stenocera Curtis, 1829-30 accepted as Eusandalum Ratzeburg, 1852 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)
     Stenocera Agassiz, 1846 accepted as Cerostena Solier, 1836 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
 Stenocera Curtis, 1836 accepted as Eusandalum Ratzeburg, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)

Stenoceras
     Stenoceras d'Orbigny, 1849 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Stenoceras Dollfus, 1920 † accepted as Strenoceras Hyatt in Eastman-Zittel, 1900 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)

Stenocerus
     Stenocerus Schönherr, 1823 accepted as Stenocerus Schoenherr, 1826 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Anthribidae (Family)
     Stenocerus Schoenherr, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Anthribidae (Family)

Stenochara
     Stenochara L. Grambast, 1962 † · Plantae (Kingdom) > Charophyta (Phylum) > Charophyceae (Class) > Charales (Order) > Porocharaceae (Family)
     Stenochara Hope, 1841 accepted as Stenocara Solier, 1835 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Stenochasma
     Stenochasma W. Griffith, 1851 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zingiberales (Order) > Zingiberaceae (Family)
 Stenochasma Miquel, 1851 accepted as Broussonetia L'Héritier de Brutelle ex Ventenat, 1799 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Moraceae (Family)

Stenochilus
     Stenochilus Cambridge, 1871 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Stenochilidae (Family)
     Stenochilus Giordani Soika, 1987 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Vespidae (Family)
 Stenochilus R. Brown, 1810 accepted as Eremophila R. Brown, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Scrophulariaceae (Family)

Stenochirus
 Stenochirus Karsch, 1892 accepted as Buthoscorpio Werner, 1936 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Scorpiones (Order) > Buthidae (Family)
 Stenochirus Oppel, 1861 † accepted as Charassocarcinus van Straelen, 1925 † · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Tanaidacea (Order) > Tanaidacea incertae sedis (Family)

Stenochorus
 Stenochorus Schönherr, 1817 accepted as Stenocorus Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Stenochorus sensu Hope, 1835 accepted as Phoracantha Newman, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Stenocladia
 Stenocladia J.G. Agardh, 1872 accepted as Nizymenia Sonder, 1855 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gigartinales (Order) > Nizymeniaceae (Family)
     Stenocladia Girty, 1910 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Trepostomatida (Order) > Trepostomatida (awaiting allocation) (Family)

Stenocladius
     Stenocladius Kieffer, 1918 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chironomidae (Family)
     Stenocladius Deyrolle & Fairmaire, 1878 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lampyridae (Family)

Stenocnemus
 Stenocnemus Chaudoir, 1837 accepted as Platynus Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Stenocnemus Mannerheim, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Stenocoris
 Stenocoris Geoffroy, 1762 accepted as Stenocorus Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Stenocoris Signoret, 1880 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cydnidae (Family)
 Stenocoris Rambur, 1839 accepted as Paromius Fieber, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Lygaeidae (Family)
     Stenocoris Burmeister, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Alydidae (Family)

Stenocorus
 Stenocorus Scopoli, 1772 accepted as Clytus Laicharting, 1784 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Stenocorus Fabricius, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Stenocorus Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Stenocorus Müller, 1764 accepted as Stenocorus Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Stenocrinus
     Stenocrinus Wachsmuth & Springer, 1886 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
     Stenocrinus Dubatolova, 1971 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Crinoidea (awaiting allocation) (Order) > Crinoidea (awaiting allocation) (Family)

Stenocybe
     Stenocybe Nylander ex Körber, 1855 · Fungi (Kingdom) > Ascomycota (Phylum) > Eurotiomycetes (Class) > Mycocaliciales (Order) > Mycocaliciaceae (Family)
     Stenocybe Chamberlin, 1950 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Platydesmida (Order) > Andrognathidae (Family)

Stenocyphus
     Stenocyphus Marshall, 1922 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Stenocyphus Fu, 1986 † accepted as Tawuia H.J. Hofmann in Hofmann & Aitken, 1979 † (nomen nudum)· Plantae (Kingdom) > Algae incertae sedis (Phylum) > Chuariaphyceae (Class) > Chuariales (Order) > Tawuiaceae (Family)

Stenocyttara
     Stenocyttara Turner, 1918 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Cossidae (Family)
 Stenocyttara Hulstaert, 1923 accepted as Onymapata Hulstaert, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Stenodactylus
     Stenodactylus Fitzinger, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Gekkonidae (Family)
     Stenodactylus Philippi, 1902 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
     Stenodactylus Brullé, 1839 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Stenodactylus Hitchcock, 1858 † accepted as Batrachopus Hitchcock, 1845 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Crocodylia (Order) > Batrachopodidae (Family)

Stenodema
 Stenodema Schaeffer, 1918 accepted as Euschaefferia Leng, 1920 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Trogossitidae (Family)
     Stenodema Laporte, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)
 Stenodema Faust, 1885 accepted as Aorus Schönherr, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Stenoderina
     Stenoderina Maran, 1942 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Stenoderina Aksentjev, 1988 accepted as Stenodera Eschscholtz, 1818 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Meloidae (Family)

Stenoderma
 Stenoderma Kolbe, 1897 accepted as Aorus Schönherr, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Stenoderma Gray, 1847 accepted as Sturnira Gray, 1842 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Phyllostomidae (Family)
     Stenoderma É. Geoffroy Saint-Hilaire, 1818 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Phyllostomidae (Family)
 Stenoderma Oken, 1816 accepted as Stenoderma Oken, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)

Stenoderus
     Stenoderus Curtis, 1829-30 accepted as Stenoderus Curtis, 1829-30 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Stenoderus Dejean, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Stenoderus Audinet-Serville, 1835 accepted as Stenoderus Dejean, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Stenodes
     Stenodes Guenée, 1845 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Stenodes Basilewsky, 1953 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Stenodes Dujardin, 1844 (uncertain)· Animalia (Kingdom) > Nematoda (Phylum) > Nematoda (awaiting allocation) (Class) > Nematoda (awaiting allocation) (Order) > Nematoda (awaiting allocation) (Family)

Stenodesmus
     Stenodesmus Saussure, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Polydesmida (Order) > Xystodesmidae (Family)
     Stenodesmus (Mitten) Jaeger, 1877 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hookeriales (Order) > Daltoniaceae (Family)

Stenodina
 Stenodina Simon, 1900 accepted as Copocrossa Simon, 1901 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Salticidae (Family)
     Stenodina Fairmaire, 1898 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Stenodiscus
     Stenodiscus Crockford, 1945 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Trepostomatida (Order) > Stenoporidae (Family)
     Stenodiscus Reissek, 1858 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rhamnaceae (Family)

Stenodon
 Stenodon Ameghino, 1885 † accepted as Scelidotherium Owen, 1839 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Pilosa (Order) > Scelidotheriidae (Family)
     Stenodon Rafinesque, 1818 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Stenodon van Beneden, 1865 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Cetacea (awaiting allocation) (Family)
 Stenodon Frailey, 1986 † accepted as Acremylodon Mones, 1986 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Pilosa (Order) > Mylodontidae (Family)
 Stenodon Lesson, 1842 † accepted as Megantereon Croizet & Jobert, 1828 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Felidae (Family)
     Stenodon Naudin, 1844 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Melastomataceae (Family)

Stenodontus
     Stenodontus Berthoumieu, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
     Stenodontus Zischka, 1948 accepted as Stenodontes Audinet-Serville, 1832 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Stenodontus Chen & Gong in Chen, 1986 † · Animalia (Kingdom) > Chordata (Phylum) > Conodonta (Class) > Conodonta (awaiting allocation) (Order) > (Family)

Stenogaster
 Stenogaster Solier, 1833 accepted as Dismorpha Gistl, 1848 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Stenogaster Blanchard, 1845 accepted as Ochimus Thomson, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Stenogaster Hahn, 1835 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Stenogaster Kölliker, 1853 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Stenogaster Guérin, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Vespidae (Family)
     Stenogaster Lioy, 1864 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
 Stenogaster Agassiz, 1846 accepted as Stenogaster Agassiz, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)

Stenoglossa
 Stenoglossa Kraatz, 1858 accepted as Stichoglossa Fairmaire & Laboulbène, 1856 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Stenoglossa · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stenoglossa (Order) > (Family)
 Stenoglossa Chaudoir, 1848 accepted as Coptodera Dejean, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Stenoglossa Andersson, 1903 accepted as Werneria Poche, 1903 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Bufonidae (Family)
 Stenoglossa Saussure, 1852 accepted as Psiliglossa Saunders, 1872 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Vespidae (Family)

Stenognathus
     Stenognathus Chaudoir, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Stenognathus Newberry, 1898 † accepted as Heintzichthys Whitley, 1933 † · Animalia (Kingdom) > Chordata (Phylum) > Placodermi (Class) > Arthrodira (Order) > Dinichthyidae (Family)
 Stenognathus Duméril & Bibron, 1854 accepted as Oxyrhabdium Boulenger, 1893 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Cyclocoridae (Family)

Stenogomphus
     Stenogomphus Scudder, 1892 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Odonata (awaiting allocation) (Family)
     Stenogomphus Carle, 1986 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Gomphidae (Family)

Stenogryllodes
     Stenogryllodes Chopard, 1952 accepted as Stenotrella Gorochov, 2005 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Oecanthidae (Family)
     Stenogryllodes Chopard, 1936 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Oecanthidae (Family)

Stenogyne
     Stenogyne Bentham, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)
 Stenogyne Cassini, 1827 accepted as Eriocephalus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Stenogyra
     Stenogyra Fromentel, 1861 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Anthozoa (awaiting allocation) (Order) > (Family)
     Stenogyra Shuttleworth, 1854 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Subulinidae (Family)

Stenolabus
     Stenolabus Schulthess-Rechberg, 1910 accepted as Zethus Fabricius, 1805 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Vespidae (Family)
 Stenolabus Heinrich, 1936 accepted as Asthenolabus Heinrich, 1951 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)

Stenolaimus
 Stenolaimus Marion, 1870 accepted as Anticoma Bastian, 1865 · Animalia (Kingdom) > Nematoda (Phylum) > Enoplea (Class) > Enoplida (Order) > Phanodermatidae (Family)
     Stenolaimus Southern, 1914 · Animalia (Kingdom) > Nematoda (Phylum) > Enoplea (Class) > Enoplida (Order) > Phanodermatidae (Family)

Stenolobium
 Stenolobium Bentham, 1837 accepted as Calopogonium Desvaux, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Stenolobium D. Don, 1823 accepted as Tecoma A.L. Jussieu, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Bignoniaceae (Family)

Stenoloboceras
     Stenoloboceras Ruan, 1981 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Cephalopoda (awaiting allocation) (Order) > Cephalopoda (awaiting allocation) (Family)
     Stenoloboceras Mikesh, 1968 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Cephalopoda (awaiting allocation) (Order) > Cephalopoda (awaiting allocation) (Family)

Stenolophus
 Stenolophus Berthold in Latreille, 1827 accepted as Stenolophus Dejean, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Stenolophus Dejean, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Stenolophus Sturm, 1826 accepted as Stenolophus Dejean, 1821 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Stenolophus Cassini in F. Cuvier, 1826 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Stenomacra
     Stenomacra Stål, 1870 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Largidae (Family)
     Stenomacra Loew, 1873 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Richardiidae (Family)

Stenomacrus
     Stenomacrus Budde-Lund, 1879 accepted as Stenomacrus Budde-Lund, 1879 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
     Stenomacrus Förster, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)

Stenomalium
     Stenomalium Bernhauer, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Stenomalium Blackwelder, 1943 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Stenomalus
 Stenomalus Thomson, 1878 accepted as Stenomalina Ghesquière, 1946 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)
 Stenomalus Gemminger & Harold, 1872 accepted as Stenhomalus White, 1855 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Stenomastax
     Stenomastax Cameron, 1933 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Stenomastax Descamps, 1964 † accepted as Stenoschmidtia Descamps, 1974 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Euschmidtiidae (Family)

Stenomera
 Stenomera Rafinesque, 1820 accepted as Lithobius Leach, 1814 · Animalia (Kingdom) > Arthropoda (Phylum) > Chilopoda (Class) > Lithobiomorpha (Order) > Lithobiidae (Family)
     Stenomera Lucas, 1849 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Bostrichidae (Family)

Stenomeria
     Stenomeria Cassagnau, 1990 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > (Order) > Collembola (awaiting allocation) (Family)
     Stenomeria Turczaninow, 1852 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)

Stenomeris
     Stenomeris Cameron, 1906 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Stenomeris J.E. Planchon, 1852 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Dioscoreales (Order) > Dioscoreaceae (Family)

Stenometopus
 Stenometopus Troschel, 1856 accepted as Sphoeroides Anonymous [Lacepède], 1798 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Tetraodontiformes (Order) > Tetraodontidae (Family)
 Stenometopus Jekel, 1855 accepted as Tribotropis Jekel, 1855 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Anthribidae (Family)

Stenometra
     Stenometra A.H. Clark, 1909 · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Comatulida (Order) > Thalassometridae (Family)
 Stenometra Esaki, 1926 accepted as Stenobates Esaki, 1927 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Gerridae (Family)

Stenomus
 Stenomus Rafinesque, 1815 accepted as Stenus Latreille, 1796 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Stenomus Navás, 1922 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Neuroptera (awaiting allocation) (Family)
 Stenomus Agassiz, 1845 accepted as Stenomus Agassiz, 1845 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Stenonema
     Stenonema Traver, 1933 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Ephemeroptera (Order) > Heptageniidae (Family)
 Stenonema W.J. Hooker in Bentham & J.D. Hooker, 1862 accepted as Draba Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Stenoneura
     Stenoneura Reinhard, 1945 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Stenoneura Brongniart, 1893 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Stenoneuridae (Family)

Stenonia
     Stenonia Desor, 1858 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
     Stenonia Endlicher, 1847 † (uncertain)· Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)
 Stenonia Baillon, 1858 accepted as Cleistanthus J.D. Hooker ex J.E. Planchon, 1848 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Phyllanthaceae (Family)
 Stenonia Didrichsen, 1857 accepted as Ditaxis Vahl ex A.H.L. Jussieu, 1824 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)
     Stenonia Gray in Todd, 1843 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Polydesmida (Order) > Polydesmidae (Family)

Stenonotum
 Stenonotum Lacordaire, 1854 accepted as Cylindronotum Putzeys, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Stenonotum Gorham, 1878 accepted as Notostenus Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cleridae (Family)

Stenonycteris
 Stenonycteris Gray, 1871 accepted as Rousettus Gray, 1821 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Pteropodidae (Family)
 Stenonycteris Andersen, 1912 accepted as Rousettus Gray, 1821 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Pteropodidae (Family)

Stenoparia
     Stenoparia Stein, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Stenoparia Fieber, 1870 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Stenopaschia
 Stenopaschia Dyar, 1914 accepted as Stenopaschia Hampson, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
     Stenopaschia Hampson, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)

Stenophanes
     Stenophanes Heylaerts, 1881 accepted as Phalacropterix Hübner, 1825 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Psychidae (Family)
 Stenophanes Solsky, 1876 accepted as Corticeus Piller & Mitterpacher, 1783 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Stenophara
 Stenophara Turner, 1940 accepted as Elaphromorpha Turner, 1936 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Oecophoridae (Family)
     Stenophara Enderlein, 1922 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)

Stenophareus
     Stenophareus Goodnight, 1943 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Stygnidae (Family)
 Stenophareus Roewer, 1943 accepted as Stenostygnoides Roewer, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Stygnidae (Family)

Stenophloeus
     Stenophloeus Breuning, 1938 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Stenophloeus Blair, 1911 accepted as Corticeus Piller & Mitterpacher, 1783 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Stenophora
 Stenophora Malloch, 1909 accepted as Pseudostenophora Malloch, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Phoridae (Family)
     Stenophora Labbé, 1899 · Chromista (Kingdom) > Miozoa (Phylum) > Paragregarea (Class) > Stenophorida (Order) > Stenophoridae (Family)

Stenophragma
     Stenophragma Skuse, 1890 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Mycetophilidae (Family)
     Stenophragma Munro, 1913 † (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
 Stenophragma Celakovsky, 1870 accepted as Arabis Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Stenophthalmus
     Stenophthalmus Szépligeti, 1905 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Stenophthalmus Becker, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chloropidae (Family)

Stenophylax
     Stenophylax Kolenati, 1848 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Limnephilidae (Family)
 Stenophylax Fairmaire, 1903 accepted as Hypophylax Fairmaire, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Stenophyllum
     Stenophyllum Wedekind, 1925 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Rugosa (Order) > Ptenophyllidae (Family)
     Stenophyllum Verhoeff, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Julida (Order) > Julidae (Family)
     Stenophyllum Zalessky, 1937 † (uncertain)· Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)

Stenopleura
     Stenopleura Viereck, 1911 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Stenopleura Pocta, 1890 † accepted as Araeopleura Cox, 1965 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Hippuritida (Order) > Hippuritida (awaiting allocation) (Family)
     Stenopleura Stebbing, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Calliopiidae (Family)

Stenopleurus
     Stenopleurus Kistner in Kistner, Weissflog, Rosciszewski & Maschwitz, 1997 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Stenopleurus Saussure, 1898 accepted as Steropleurus Bolívar, 1878 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)

Stenopogon
     Stenopogon L. Glicenstein & J.M.H. Shaw, 2003 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Stenopogon Loew, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Asilidae (Family)

Stenopora
     Stenopora Dana in Wilkes, 1848 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Stenopora Lonsdale in Darwin, 1844 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Trepostomatida (Order) > Stenoporidae (Family)

Stenops
     Stenops B. Nordenstam, 1978 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Stenops Dejean, 1835 accepted as Stenops Dejean, 1835 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Stenops Illiger, 1811 accepted as Loris Geoffroy, 1796 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Lorisidae (Family)
     Stenops Berthold in Latreille, 1827 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)

Stenopsis
     Stenopsis Cassin, 1851 accepted as Thermochalcis Richmond, 1915 (junior homonym)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Caprimulgiformes (Order) > Caprimulgidae (Family)
 Stenopsis Canu & Bassler, 1927 accepted as Stenopsella Bassler, 1952 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Gigantoporidae (Family)
     Stenopsis Canu & Lecointre, 1925 † accepted as Stenopsella Bassler, 1952 (nomen nudum)· Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Gigantoporidae (Family)
 Stenopsis Hampson, 1913 accepted as Stenopsis Hampson, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Stenopsis Bernhauer, 1907 accepted as Philothalpus Kraatz, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Stenopsis Rafinesque, 1815 accepted as Akis Herbst, 1799 (junior objective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Stenopsylla
     Stenopsylla Kuwayama, 1909 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Stenopsylla da Cunha, 1914 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Siphonaptera (Order) > Siphonaptera (awaiting allocation) (Family)

Stenoptera
     Stenoptera K.B. Presl, 1827 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Stenoptera Meunier, 1902 accepted as Neostenoptera Meunier, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Cecidomyiidae (Family)
     Stenoptera Duponchel, 1838 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Stenopterix
 Stenopterix Hofmann, 1834 accepted as Stenopterix Hofmann, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Hippoboscidae (Family)
     Stenopterix Streltzov, 2011 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)

Stenopterus
     Stenopterus Illiger, 1804 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Stenopterus Signoret, 1865 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Stenopterus Dobson, 1871 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)

Stenopteryx
     Stenopteryx Meigen, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Hippoboscidae (Family)
     Stenopteryx Guenée in Duponchel, 1845 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Stenoptycha
 Stenoptycha Heinemann, 1866 accepted as Euzophera Zeller, 1867 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
     Stenoptycha Zeller, 1863 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pterophoridae (Family)
     Stenoptycha Agassiz, 1862 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Stenopus
     Stenopus Latreille, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Stenopodidae (Family)
 Stenopus accepted as Sthenopus Richardson, 1848 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Aploactinidae (Family)
 Stenopus Schwarz, 1901 accepted as Stenocrepidius Schwarz, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
 Stenopus Pagenstecher, 1909 accepted as Stenopus Pagenstecher, 1909 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Stenopus Broun, 1881 accepted as Inosomus Broun, 1882 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Stenopus Guilding, 1828 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helicarionidae (Family)

Stenorhopalus
     Stenorhopalus Blanchard in Gay, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Stenorhopalus Wasmann, 1918 accepted as Platyrhopalus Westwood, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Stenorhynchites
     Stenorhynchites Voss, 1932 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Attelabidae (Family)
     Stenorhynchites Havlicek in Havlicek & Storch, 1990 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Rhynchonellida (Order) > Trigonirhynchiidae (Family)

Stenorhynchus
     Stenorhynchus Lamarck, 1818 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Inachoididae (Family)
     Stenorhynchus Dejean, 1821 accepted as Stenorhynchus Dejean, 1821 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Stenorhynchus Dahl, 1823 accepted as Stenorhynchus Dahl, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Stenorhynchus Berthold in Latreille, 1827 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)
 Stenorhynchus Gray, 1825 accepted as Hydrurga Gistl, 1848 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Phocidae (Family)
 Stenorhynchus Lesson, 1827 accepted as Hydrurga Gistl, 1848 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Phocidae (Family)
     Stenorhynchus Hemprich, 1820 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
     Stenorhynchus Smith, 1849 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
 Stenorhynchus Gould, 1838 accepted as Cinclocerthia Gray, 1840 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sturnidae (Family)
 Stenorhynchus Villa & Villa, 1835 accepted as Lignyodes Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Stenorhynchus Lacordaire, 1866 accepted as Stenocerus Schoenherr, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Anthribidae (Family)

Stenorhyncus
 Stenorhyncus Schoenherr, 1833 accepted as Stenorhynchus Berthold in Latreille, 1827 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)
 Stenorhyncus Brookes, 1828 accepted as Hydrurga Gistl, 1848 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Phocidae (Family)

Stenorrhopalus
     Stenorrhopalus Blanchard in Gay, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Stenorrhopalus Gemminger & Harold, 1872 accepted as Stenorhopalus Blanchard in Gay, 1851 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Stenorrhynchus
 Stenorrhynchus Philippi & Philippi, 1864 accepted as Stenocerus Schoenherr, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Anthribidae (Family)
     Stenorrhynchus Dejean, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Stenorrhynchus Berthold, 1827 accepted as Stenorhynchus Lamarck, 1818 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Inachoididae (Family)

Stenoscapha
     Stenoscapha Bates, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Stenoscapha Fairmaire, 1884 accepted as Leptoscapha Fairmaire, 1886 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Stenoschema
     Stenoschema Förster, 1868 accepted as Stenoschema Förster, 1868 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Stenoschema Redtenbacher in Brunner v. Wattenwyl, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)

Stenoschisma
 Stenoschisma Oehlert, 1887 † accepted as Stenoscisma Conrad, 1839 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Rhynchonellida (Order) > Stenoscismatidae (Family)
 Stenoschisma Dall, 1877 † accepted as Stenoscisma Conrad, 1839 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Rhynchonellida (Order) > Stenoscismatidae (Family)

Stenosidotus
     Stenosidotus Arribálzaga, 1884 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Stenosidotus Lynch, 1885 accepted as Stenus Latreille, 1796 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Stenosiphon
     Stenosiphon Flower, 1956 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Endocerida (Order) > Proterocameroceratidae (Family)
 Stenosiphon Spach, 1835 accepted as Oenothera Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Onagraceae (Family)

Stenosipora
     Stenosipora Canu & Bassler, 1927 † · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Cheilostomatida (awaiting allocation) (Family)
     Stenosipora Canu & Lecointre, 1925 † accepted as Stenosipora Canu & Bassler, 1927 † (nomen nudum)· Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Cheilostomatida (awaiting allocation) (Family)

Stenosoma
     Stenosoma Leach, 1814 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Idoteidae (Family)
 Stenosoma Mulsant, 1839 accepted as Stenidea Mulsant, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Stenosoma Turati, 1924 accepted as Stenosomides Strand, 1942 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Stenosoma Westwood, 1838 accepted as Baris Germar, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Stenosoma auctorum accepted as Idotea Fabricius, 1798 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Idoteidae (Family)

Stenosphenus
     Stenosphenus Thomson, 1861 accepted as Stenosphenus Haldeman, 1847 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Stenosphenus Haldeman, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Stenosphenus Dejean, 1835 accepted as Stenosphenus Haldeman, 1847 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Stenosticta
     Stenosticta Hampson, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Euteliidae (Family)
 Stenosticta Lieftinck, 1932 accepted as Tanymecosticta Lieftinck, 1935 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Isostictidae (Family)

Stenostola
 Stenostola Mulsant, 1839 accepted as Stenostola Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Stenostola Dejean, 1839 accepted as Stenostola Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Stenostola Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Stenostoma
     Stenostoma Rafinesque, 1831 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Stenostoma Lamarck, 1817 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Stenostoma Spix, 1827 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Stenostoma Latreille, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Oedemeridae (Family)
 Stenostoma Macquart, 1850 accepted as Senostoma Macquart, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Stenostoma Agassiz in Dixon, 1850 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Stenostoma Graff, 1882 accepted as Stenostomum Schmidt, 1848 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Catenulida (Order) > Stenostomidae (Family)
     Stenostoma Wagler in Spix, 1824 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Leptotyphlopidae (Family)

Stenostomum
     Stenostomum C.F. Gaertner, 1806 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
     Stenostomum Schmidt, 1848 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Catenulida (Order) > Stenostomidae (Family)

Stenostrema
 Stenostrema Agassiz, 1846 accepted as Stenotrema Rafinesque, 1819 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Polygyridae (Family)
     Stenostrema Deshayes, 1832 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Stenostylus
     Stenostylus Patiny, 1999 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Andrenidae (Family)
     Stenostylus Pilsbry in Tryon & Pilsbry, 1898 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Orthalicidae (Family)

Stenotabanus
     Stenotabanus Wilkerson, 1979 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tabanidae (Family)
     Stenotabanus Lutz, 1913 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)

Stenotaenia
 Stenotaenia Bezzi, 1906 accepted as Stenotaenia Bezzi, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sarcophagidae (Family)
     Stenotaenia McLachlan, 1885 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Nemopteridae (Family)
     Stenotaenia Koch, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Chilopoda (Class) > Geophilomorpha (Order) > Geophilidae (Family)
 Stenotaenia Braun in Bronn, 1900 accepted as Stenotaenia Braun in Bronn, 1900 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cestoda (awaiting allocation) (Order) > Cestoda (awaiting allocation) (Family)
     Stenotaenia Boissier, 1844 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Stenotarsus
     Stenotarsus Tesmoingt & Schmidt, 2002 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Theraphosidae (Family)
     Stenotarsus Perty, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Endomychidae (Family)
     Stenotarsus Schönherr, 1840 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Stenotes
 Stenotes Desutter-Grandcolas, 1992 accepted as Leptopsis Desutter-Grandcolas, 1996 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Phalangopsidae (Family)
     Stenotes Townes, 1969 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)

Stenotheca
     Stenotheca Hicks, 1872 † · Animalia (Kingdom) > Mollusca (Phylum) > Helcionelloida (Class) > Helcionelliformes (Order) > Stenothecidae (Family)
     Stenotheca A. Monnier, 1829 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Stenothorax
     Stenothorax McAreavey, 1949 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Formicidae (Family)
     Stenothorax Harris, 1826 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Stenothorax Agassiz, 1846 accepted as Hermetia Latreille, 1804 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)
 Stenothorax Schmidt, 1916 accepted as Aphodius Illiger in Kugelann, 1798 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Stenotis
     Stenotis A. Adams, 1863 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Vanikoridae (Family)
     Stenotis E.E. Terrell, 2001 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Stenotis Wollaston, 1854 accepted as Proeces Schönherr, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Stenotoma
     Stenotoma Westwood, 1846 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Stenotoma Rafinesque, 1818 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Stenotopsis
     Stenotopsis Poppius, 1912 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Stenotopsis Rydberg, 1900 accepted as Ericameria Nuttall, 1840 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Stenotrachelus
     Stenotrachelus Guilbert, 1998 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Tingidae (Family)
     Stenotrachelus Berthold in Latreille, 1827 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Stenotrachelidae (Family)

Stenotrema
     Stenotrema Rafinesque, 1819 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Polygyridae (Family)
     Stenotrema Rafinesque, 1815 accepted as Stenotrema Rafinesque, 1819 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Polygyridae (Family)
     Stenotrema Hartmann, 1841 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Stenotropis
     Stenotropis Möllendorff, 1897 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Stenotropis Hasskarl, 1855 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Stenotus
     Stenotus Jakovlev, 1877 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)
     Stenotus Nuttall, 1840 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Stenovalva
     Stenovalva Amsell, 1955 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Gelechiidae (Family)
 Stenovalva Janse, 1958 accepted as Araeovalva Janse, 1960 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Gelechiidae (Family)

Stentor
 Stentor Geoffroy, 1812 accepted as Alouatta Lacepède, 1799 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Atelidae (Family)
     Stentor Oken, 1815 · Chromista (Kingdom) > Ciliophora (Phylum) > Heterotrichea (Class) > Heterotrichida (Order) > Stentoridae (Family)

Stentorina
     Stentorina Baker & Wilson, 1999 † (uncertain)· Animalia (Kingdom) > Brachiopoda (Phylum) > Brachiopoda (awaiting allocation) (Class) > Brachiopoda (awaiting allocation) (Order) > Brachiopoda (awaiting allocation) (Family)
 Stentorina Bory, 1826 accepted as Vorticella Linnaeus, 1767 · Chromista (Kingdom) > Ciliophora (Phylum) > Oligohymenophorea (Class) > Peritrichida (Order) > Vorticellidae (Family)

Stenura
 Stenura Haldeman, 1847 accepted as Leptura Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Stenura Cuvier, 1829 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Stenura Dejean, 1835 accepted as Stenelytrana Gistl, 1848 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Stenura Faldermann, 1837 accepted as Stenura Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Stenurus
 Stenurus R.A. Salisbury, 1866 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Araceae (Family)
     Stenurus Dujardin, 1844 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Pseudaliidae (Family)

Stenyo
     Stenyo Rafinesque, 1814 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
 Stenyo Fewkes, 1884 accepted as Sarsia Lesson, 1843 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Corynidae (Family)

Stenzelia
     Stenzelia Göppert, 1864 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > Pteridospermopsida (awaiting allocation) (Order) > Pteridospermopsida (awaiting allocation) (Family)
     Stenzelia Macneil, 1954 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Arcida (Order) > Arcida (awaiting allocation) (Family)

Stephanactis
 Stephanactis Verrill, 1869 accepted as · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Actiniaria (Order) > Capneidae (Family)
 Stephanactis Hertwig, 1882 accepted as Stephanauge Verrill, 1899 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Actiniaria (Order) > Hormathiidae (Family)

Stephanella
     Stephanella Oka, 1908 · Animalia (Kingdom) > Bryozoa (Phylum) > Phylactolaemata (Class) > Plumatellida (Order) > Stephanellidae (Family)
     Stephanella Van Tieghem, 1903 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Dichapetalaceae (Family)
     Stephanella Hinde, 1891 † · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Reticulosa (Order) > Protospongiidae (Family)

Stephania
     Stephania Claparède, 1870 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Hesionidae (Family)
 Stephania Willdenow, 1799 accepted as Steriphoma K.P.J. Sprengel, 1827 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Capparaceae (Family)
     Stephania Loureiro, 1790 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Menispermaceae (Family)
 Stephania Lesueur, 1813 accepted as Stephanomia Lesueur & Petit, 1807 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Siphonophorae (Order) > Agalmatidae (Family)
     Stephania Robineau-Desvoidy, 1863 accepted as Triarthria Stephens, 1829 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Stephania Guenée, 1850 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Stephania White, 1883 accepted as Trepobates Uhler, 1894 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Gerridae (Family)
     Stephania Esu & Girotti, 1975 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)

Stephanidium
     Stephanidium Hertwig, 1888 accepted as Stephanidium Hertwig, 1888 (taxon inquirendum)· Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Zoantharia (Order) > Zoantharia_(awaiting_allocation) (Family)
     Stephanidium Ehrenberg, 1839 (uncertain)· Animalia (Kingdom) > Animalia (awaiting allocation) (Phylum) > Animalia (awaiting allocation) (Class) > Animalia (awaiting allocation) (Order) > Animalia (awaiting allocation) (Family)

Stephaniella
 Stephaniella accepted as Stefaniella Kieffer, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Cecidomyiidae (Family)
     Stephaniella Jack, 1894 (uncertain)· Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Jungermanniales (Order) > Gymnomitriaceae (Family)

Stephaniscus
     Stephaniscus Kieffer in André, 1904 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Stephaniscus Van Tieghem, 1895 accepted as Englerina Van Tieghem, 1895 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Loranthaceae (Family)
     Stephaniscus Haeckel, 1887 · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Nassellaria (Order) > Nassellaria (awaiting allocation) (Family)

Stephanium
     Stephanium Rahm, 1938 · Animalia (Kingdom) > Nematoda (Phylum) > Dorylaimea (Class) > Bathyodontida (Order) > Mononchulidae (Family)
 Stephanium Schreber, 1789 accepted as Palicourea Aublet, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
     Stephanium Haeckel, 1887 · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Nassellaria (Order) > Nassellaria (awaiting allocation) (Family)

Stephanocephalus
 Stephanocephalus Lucas, 1876 accepted as Stephanocleonus Motschoulsky, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Stephanocephalus Kaup in Harold, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Passalidae (Family)

Stephanoceras
     Stephanoceras Colbert, 1936 † accepted as Stephanocemas Colbert, 1936 † (misspelling - incorrect original spelling)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Cervidae (Family)
     Stephanoceras Waagen, 1869 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Stephanoceratidae (Family)
 Stephanoceras Gistl, 1848 accepted as Stephanoceros Ehrenberg, 1832 · Animalia (Kingdom) > Rotifera (Phylum) > Monogononta (Class) > Collothecaceae (Order) > Collothecidae (Family)

Stephanoconus
     Stephanoconus Jiang, 1980 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Monoplacophora (Class) > Monoplacophora (awaiting allocation) (Order) > Monoplacophora (awaiting allocation) (Family)
 Stephanoconus Mörch, 1852 accepted as Conus Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Conidae (Family)

Stephanocora
 Stephanocora Verrill, 1866 accepted as Psammocora Dana, 1846 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Siderastreidae (Family)
 Stephanocora Ehrenberg, 1834 accepted as Echinopora Lamarck, 1816 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Merulinidae (Family)

Stephanocystis
     Stephanocystis Haeckel, 1896 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
     Stephanocystis Trevisan, 1843 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Fucales (Order) > Sargassaceae (Family)

Stephanodon
     Stephanodon Lydekker, 1885 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
     Stephanodon Meyer, 1847 † accepted as Stephanodon Meyer, 1847 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)

Stephanolepis
     Stephanolepis Gill, 1861 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Tetraodontiformes (Order) > Monacanthidae (Family)
 Stephanolepis S.M. Moore, 1900 accepted as Erlangea C.H. Schultz-Bipontinus, 1853 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Stephanoma
 Stephanoma Werneck in Ehrenberg, 1841 accepted as · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Haematococcaceae (Family)
     Stephanoma Wallroth, 1833 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Hypocreales (Order) > Hypocreaceae (Family)
 Stephanoma Diakonoff, 1970 accepted as Yunusemreia Koçak, 1981 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)

Stephanopholis
     Stephanopholis Brenske, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Stephanopholis S.F. Blake, 1913 accepted as Chromolepis Bentham, 1840 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Stephanophorus
 Stephanophorus Ter-Minasian, 1988 accepted as Temnorhinus Chevrolat, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Stephanophorus Strickland, 1841 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)
 Stephanophorus Flotow, 1843 accepted as Leptogium (Acharius) S.F. Gray, 1821 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Peltigerales (Order) > Collemataceae (Family)
 Stephanophorus Chevrolat, 1873 accepted as Adosomus Faust, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Stephanops
 Stephanops Ehrenberg, 1830 accepted as Squatinella Bory de St. Vincent, 1827 · Animalia (Kingdom) > Rotifera (Phylum) > Monogononta (Class) > Ploima (Order) > Lepadellidae (Family)
 Stephanops Shuckard, 1838 accepted as Rhinophthalmus Thomson, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Stephanopsis
     Stephanopsis † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Paoliida (Order) > Blattinopsidae (Family)
 Stephanopsis Simon, 1884 accepted as Stephanopis Cambridge, 1869 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Thomisidae (Family)
     Stephanopsis Bedot, 1895 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Stephanopsis Lambert, 1900 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Orthopsida (Order) > Orthopsidae (Family)
     Stephanopsis G.K. Khursevich & S.A. Fedenya, 2000 † · Chromista (Kingdom) > Bacillariophyta (Phylum) > Mediophyceae (Class) > Thalassiosirales (Order) > Thalassiosiraceae (Family)

Stephanopus
     Stephanopus Gand, 1975 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Lepospondyli (awaiting allocation) (Order) > Lepospondyli (awaiting allocation) (Family)
     Stephanopus M.M. Moser & E. Horak, 1975 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Cortinariaceae (Family)
 Stephanopus Scacchi, 1833 accepted as Solemya Lamarck, 1818 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Solemyida (Order) > Solemyidae (Family)

Stephanopyxis
 Stephanopyxis C.G. Ehrenberg, 1844 accepted as Stephanopyxis (Ehrenberg) Ehrenberg, 1845 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Coscinodiscophyceae (Class) > Stephanopyxales (Order) > Stephanopyxidaceae (Family)
     Stephanopyxis (Ehrenberg) Ehrenberg, 1845 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Coscinodiscophyceae (Class) > Stephanopyxales (Order) > Stephanopyxidaceae (Family)

Stephanosira
     Stephanosira C.G. Ehrenberg, 1848 · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)
 Stephanosira G. Karsten, 1906 accepted as Diatostephana E.A. Molinari-Novoa & M.D. Guiry, 2021 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > (Order) > Bacillariophyceae incertae sedis (Family)

Stephanosmilia
     Stephanosmilia Fromentel in d'Orbigny, 1887 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Stephanosmilia Reuss, 1874 † · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Scleractinia (awaiting allocation) (Family)

Stephanospora
     Stephanospora Prema & Janardanan, 1989 (uncertain)· Chromista (Kingdom) > Miozoa (Phylum) > Apicomplexa (awaiting allocation) (Class) > Apicomplexa (awaiting allocation) (Order) > Apicomplexa (awaiting allocation) (Family)
     Stephanospora Patouillard, 1914 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Russulales (Order) > Stephanosporaceae (Family)

Stephanospyris
     Stephanospyris Haeckel, 1881 (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Polycystinea (awaiting allocation) (Order) > Radiolaria (awaiting allocation) (Family)
     Stephanospyris Haeckel, 1862 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Stephanostachys
 Stephanostachys (Klotzsch) Klotzsch ex Oersted, 1859 accepted as Chamaedorea Willdenow, 1806 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Arecales (Order) > Arecaceae (Family)
 Stephanostachys M.F. Neuburg ex S.V. Meyen in M.F. Neuburg, 1964 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Equisetales (Order) > Calamitaceae (Family)
     Stephanostachys F.O. Zuloaga & O. Morrone in F.O. Zuloaga, M.A. Scataglini & O. Morrone, 2010 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Stephanostoma
 Stephanostoma D.D. Pant & D.D. Nautiyal, 1960 † accepted as · Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)
     Stephanostoma Lenz in Joerdens, 1802 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Stephanostoma Lenz, 1794 accepted as Stephanostoma Lenz, 1794 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Stephanostoma (Mitten) Kindberg, 1899 (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Orthotrichales (Order) > Erpodiaceae (Family)
 Stephanostoma Danielssen & Koren, 1880 accepted as Golfingia Lankester, 1885 · Animalia (Kingdom) > Sipuncula (Phylum) > Sipuncula (awaiting allocation) (Class) > Golfingiida (Order) > Golfingiidae (Family)

Stephanotheca
     Stephanotheca H. Sydow & P. Sydow, 1914 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Myriangiales (Order) > Elsinoaceae (Family)
     Stephanotheca Reverter-Gil, Souto & Fernández-Pulpeiro, 2012 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Lanceoporidae (Family)

Stephenia
     Stephenia Robineau-Desvoidy, 1863 accepted as Stephensia Robineau-Desvoidy, 1863 (misspelling - incorrect original spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Stephenia Henning, 1992 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)

Stephensia
     Stephensia Tulasne, 1845 · Fungi (Kingdom) > Ascomycota (Phylum) > Pezizomycetes (Class) > Pezizales (Order) > Pyronemataceae (Family)
     Stephensia Stainton, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Elachistidae (Family)
     Stephensia Robineau-Desvoidy, 1863 accepted as Microsoma Macquart, 1855 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Stephensonia
     Stephensonia Das, 1918 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphididae (Family)
     Stephensonia Aiyer, 1929 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Oligochaeta (awaiting allocation) (Order) > Oligochaeta (awaiting allocation) (Family)

Stephensoniella
 Stephensoniella Lastochkin, 1935 accepted as Potamodrilus Lastochkin, 1935 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Polychaeta incertae sedis (Order) > Potamodrilidae (Family)
     Stephensoniella Černosvitov, 1934 · Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Haplotaxida (Order) > Enchytraeidae (Family)
     Stephensoniella Kashyap, 1914 · Plantae (Kingdom) > Marchantiophyta (Phylum) > Marchantiopsida (Class) > Marchantiales (Order) > Exormothecaceae (Family)

Steraspis
     Steraspis Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Steraspis Solier, 1833 accepted as Steraspis Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Sterculia
 Sterculia Laporte, 1835 accepted as Plochionocerus Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Sterculia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)

Stereocarpus
 Stereocarpus (Pierre) H.G. Hallier, 1921 accepted as Camellia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Theaceae (Family)
 Stereocarpus K.R. Surange, 1958 † accepted as · Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)

Stereocaulon
     Stereocaulon G.F. Hoffmann, 1796 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Stereocaulaceae (Family)
 Stereocaulon (J.C.D. Schreber) H.A. Schrader, 1794 accepted as Pertusaria A.P. de Candolle in Lamarck & A.P. de Candolle, 1805 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Pertusariales (Order) > Pertusariaceae (Family)
     Stereocaulon J.D. Hooker & Harvey accepted as Stereocaulon J.D. Hooker & Harvey (nomen dubium)· Plantae (Kingdom) > Rhodophyta (Phylum) > (Class) > Rhodophyta (awaiting allocation) (Order) > Rhodophyceae incertae sedis (Family)

Stereocephalus
     Stereocephalus Arribalzága, 1884 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Stereocephalus Lambe, 1902 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Stereochilus
     Stereochilus Cope, 1869 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Caudata (Order) > Plethodontidae (Family)
     Stereochilus Lindley, 1858 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Stereoderma
     Stereoderma Ayres, 1851 · Animalia (Kingdom) > Echinodermata (Phylum) > Holothuroidea (Class) > Dendrochirotida (Order) > Cucumariidae (Family)
 Stereoderma Blume ex Endlicher, 1838 accepted as Olea Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Oleaceae (Family)

Stereolepis
     Stereolepis Ayres, 1859 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Polyprionidae (Family)
 Stereolepis Casier, 1952 † accepted as Osorioichthys Casier, 1954 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Palaeonisciformes (Order) > Palaeonisciformes (awaiting allocation) (Family)

Stereonema
     Stereonema Foissner & Foissner, 1993 · Protozoa (Kingdom) > Hemimastigophora (Phylum) > Hemimastigea (Class) > Hemimastigida (Order) > Spironematellidae (Family)
     Stereonema F.T. Kützing, 1836 accepted as Stereonema F.T. Kützing, 1836 (nomen dubium)· Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecideales (Order) > Lecideaceae (Family)

Stereophrentis
     Stereophrentis Fomitchev, 1955 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Stereophrentis Fomitchev, 1953 † · Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Rugosa (Order) > Rugosa (awaiting allocation) (Family)

Stereophyllum
 Stereophyllum Heydrich, 1904 accepted as Mesophyllum Me. Lemoine, 1928 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Hapalidiales (Order) > Hapalidiaceae (Family)
     Stereophyllum Schlüter, 1889 † · Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Rugosa (Order) > Rugosa (awaiting allocation) (Family)
     Stereophyllum Soshkina, 1937 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Stereophyllum P.A. Karsten, 1889 accepted as Cyphellostereum D.A. Reid, 1965 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricomycetes incertae sedis (Order) > Agaricomycetes incertae sedis (Family)
     Stereophyllum Mitten, 1859 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnobryales (Order) > Brachytheciaceae (Family)

Stereopyge
     Stereopyge Boucomont, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Geotrupidae (Family)
 Stereopyge Costa, 1847 accepted as Geotrupes Latreille, 1796 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Geotrupidae (Family)

Stereorhynchus
 Stereorhynchus Marshall, 1908 accepted as Sterorhynchus Lacordaire, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Stereorhynchus Lacordaire, 1863 accepted as Sterorhynchus Lacordaire, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Stereus
 Stereus Mannerheim, 1846 accepted as Sthereus Motschoulsky, 1845 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Stereus Wollaston, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Leiodidae (Family)

Sterictophora
 Sterictophora Frost, 1945 accepted as Stictocephala Stål, 1869 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Membracidae (Family)
     Sterictophora Bilberg, 1820 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Argidae (Family)

Steris
     Steris Adanson, 1763 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)
 Steris Linnaeus, 1767 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Boraginales (Order) > Boraginaceae (Family)

Sterletus
 Sterletus Rafinesque, 1820 accepted as Acipenser Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Acipenseriformes (Order) > Acipenseridae (Family)
 Sterletus Bonaparte, 1846 accepted as Sterletus Bonaparte, 1846 · Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Sterletus Brandt & Ratzeburg, 1833 accepted as Acipenser Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Acipenseriformes (Order) > Acipenseridae (Family)

Sterna
     Sterna Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Sternidae (Family)
     Sterna Albers, 1850 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Sternaspis
 Sternaspis sensu De Chamisso & Eysenhardt, 1821 accepted as Aspidosiphon Diesing, 1851 · Animalia (Kingdom) > Sipuncula (Phylum) > Sipuncula (awaiting allocation) (Class) > Aspidosiphoniformes (Order) > Aspidosiphonidae (Family)
 Sternaspis Hope, 1837 accepted as Oxysternon Laporte, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Sternaspis Otto, 1821 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sternaspida (Order) > Sternaspidae (Family)

Sternbergia
     Sternbergia Wolburg in Wick & Wolburg, 1962 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)
 Sternbergia de Paula Couto, 1970 † accepted as Carolopaulacoutoia McKenna & Bell, 1997 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Paucituberculata (Order) > Sternbergiidae (Family)
 Sternbergia Artis, 1825 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Cordaitales (Order) > Cordaitales (awaiting allocation) (Family)
     Sternbergia Miller, 1971 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Pterosauria (Order) > Pterosauria (awaiting allocation) (Family)
     Sternbergia Waldstein & Kitaibel, 1804 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)
     Sternbergia Jordan, 1925 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Clupeiformes (Order) > Clupeidae (Family)

Sternella
     Sternella de Filippi, 1847 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Sternella Gould in Eyre, 1845 accepted as Sternella Gould in Eyre, 1845 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Laridae (Family)

Sternocera
     Sternocera Skopin, 1964 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Sternocera Eschscholtz, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Sternochaetus
 Sternochaetus Pierce, 1917 accepted as Sternochetus Pierce, 1917 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Sternochaetus Swezey, 1926 accepted as Sternochetus Pierce, 1917 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Sternocoelus
 Sternocoelus Wibmer & O'Brien, 1986 accepted as Pappista Alonso-Zarazaga & Lyal, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Sternocoelus Kuschel, 1955 accepted as Cophes Champion, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Sternodes
 Sternodes Butler, 1929 accepted as Perissopmeros Butler, 1932 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Malkaridae (Family)
     Sternodes Fischer, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Sternodes Stefani, 1891 accepted as Destefania Dalla Torre, 1897 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Perilampidae (Family)

Sternodonta
     Sternodonta Dejean, 1835 accepted as Sternotomis Percheron in Guérin-Méneville & Percheron, 1836 (nomen oblitum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Sternodonta Laporte, 1840 accepted as Sternodonta Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Sternomoera
     Sternomoera Barnard & Karaman, 1982 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Pontogeneiidae (Family)
     Sternomoera Barnard & Karaman, 1991 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Pontogeneiidae (Family)

Sternoplus
     Sternoplus Wallace, 1867 accepted as Walsternoplus Allsopp, Jákl & Rey, 2023 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Sternoplus Mulsant & Rey, 1864 accepted as Xyletinus Latreille, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ptinidae (Family)

Sternotherus
     Sternotherus Gray, 1844 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Kinosternidae (Family)
     Sternotherus Gray, 1825 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Pelomedusidae (Family)

Sternoxus
 Sternoxus Billberg, 1820 accepted as Sternocera Eschscholtz, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Sternoxus Chevrolat, 1879 accepted as Cholus Germar, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Sternuchus
 Sternuchus Suffrian, 1871 accepted as Sternechus Schönherr, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Sternuchus Gemminger & Harold, 1871 accepted as Sternechus Schönherr, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Sternuchus Leconte in Agassiz, 1850 accepted as Clambus Fischer de Waldheim, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Clambidae (Family)

Sterope
 Sterope Goodsir, 1845 accepted as Alteutha Baird, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Peltidiidae (Family)
     Sterope Heer, 1849 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Odonata (awaiting allocation) (Family)
     Sterope Hartman, 1881 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Steropes
     Steropes Rafinesque, 1815 accepted as Steropes Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Steropes Boisduval in d'Urville, 1832 accepted as Trapezites Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)
 Steropes Berthold, 1827 accepted as Steropes Berthold, 1827 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Steropes Steven, 1806 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Pyrochroidae (Family)

Steropus
 Steropus Sturm, 1826 accepted as Steropes Steven, 1806 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Pyrochroidae (Family)
     Steropus Dejean, 1821 accepted as Steropus Dejean, 1821 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Steropus Mannerheim in Hummel, 1824 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Steropus Stephens, 1828 accepted as Pterostichus Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Sterzelia
     Sterzelia W. Gothan, 1928 (?) † (uncertain)· Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)
     Sterzelia Handlirsch, 1906 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)

Stethaspis
     Stethaspis Hope, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Stethaspis Broun, 1893 accepted as Stethaspis Hope, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Stethodesma
     Stethodesma Hope, 1841 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Stethodesma Bainbridge, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Stetsonia
     Stetsonia F.L. Parker, 1954 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Pseudoparrellidae (Family)
     Stetsonia N.L. Britton & Rose, 1920 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)

Steudelia
     Steudelia K.P.J. Sprengel, 1822 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Erythroxylaceae (Family)
 Steudelia K.B. Presl, 1829 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Aizoaceae (Family)

Stevenia
     Stevenia Adams ex F. Fischer, 1817 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
     Stevenia Brullé in Lepeletier, 1846 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Stevenia Robineau-Desvoidy, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Rhinophoridae (Family)

Stevensia
     Stevensia Cameron, 1932 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Stevensia Poiteau in A.P. de Candolle, 1802 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
     Stevensia Énay, 2009 † accepted as Stevensites Énay, 2018 † (junior homonym)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Perisphinctidae (Family)

Stewartia
     Stewartia Olsson & Harbison, 1953 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Lucinidae (Family)
 Stewartia Rao, 1989 accepted as Aplectana Railliet, 1916 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Cosmocercidae (Family)
     Stewartia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Theaceae (Family)

Sthenaropoda
     Sthenaropoda Karsch, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
     Sthenaropoda Brongniart, 1885 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Protorthoptera (Order) > Protorthoptera (awaiting allocation) (Family)

Sthenelus
     Sthenelus Stejneger, 1882 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Anseriformes (Order) > Anatidae (Family)
     Sthenelus Marschall, 1873 accepted as Sthelenus Buquet, 1860 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Sthenias
     Sthenias Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Sthenias Laporte, 1840 accepted as Sthenias Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Sthenoboea
     Sthenoboea Kirby, 1904 accepted as Stheneboea Stål, 1875 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phasmatodea (Order) > Lonchodidae (Family)
     Sthenoboea Champion, 1885 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Sthenyo
 Sthenyo Dujardin, 1845, nom. nud. accepted as Sarsia Lesson, 1843 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Corynidae (Family)
 Sthenyo Dujardin, 1845 accepted as Sarsia Lesson, 1843 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Corynidae (Family)

Sthényo
 Sthényo Dujardin, 1845 accepted as Sarsia Lesson, 1843 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Corynidae (Family)
     Sthényo Dujardin, 1845, nom. nud. accepted as Sarsia Lesson, 1843 (nomen nudum)· Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Corynidae (Family)

Stibara
     Stibara Hope, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Stibara Brunner von Wattenwyl, 1878 accepted as Stibaroptera Bolivar, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)

Stichaster
     Stichaster Müller & Troschel, 1840 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Forcipulatida (Order) > Stichasteridae (Family)
 Stichaster Perrier, 1896 accepted as Stichastrella Verrill in Harriman, 1914 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Forcipulatida (Order) > Stichasteridae (Family)

Stichocotyle
     Stichocotyle Cunningham, 1884 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Stichocotylida (Order) > Stichocotylidae (Family)
     Stichocotyle Faust & Tang, 1936 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)

Stichophora
 Stichophora (Endlichter) Kützing, 1845 accepted as Sargassum C.A. Agardh, 1820 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Fucales (Order) > Sargassaceae (Family)
 Stichophora Brandt, 1835 accepted as Actinecta de Blainville, 1830 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Actiniaria (Order) > Minyadidae (Family)

Stichorchis
     Stichorchis Du Petit-Thouars, 1822 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Stichorchis Fischoeder, 1901 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Echinostomida (Order) > Paramphistomatidae (Family)

Stichospora
 Stichospora Heydrich, 1900 accepted as Lithophyllum Philippi, 1837 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Corallinales (Order) > Lithophyllaceae (Family)
     Stichospora Petrak, 1927 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Sticta
 Sticta accepted as Stictia Illiger, 1807 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Crabronidae (Family)
     Sticta (J.C.D. Schreber) Acharius, 1803 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Peltigerales (Order) > Lobariaceae (Family)

Stictatheta
 Stictatheta Cameron, 1939 accepted as Atheta Thomson, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Stictatheta Cameron, 1939 [2] accepted as Atheta Thomson, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Stictocephala
     Stictocephala Stål, 1869 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Membracidae (Family)
 Stictocephala Loew, 1873 accepted as Pseudotephritis Johnson, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ulidiidae (Family)

Stictocoris
     Stictocoris Kirkaldy, 1904 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Stictocoris Thomson, 1869 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Stictocryptus
     Stictocryptus Cameron, 1908 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Stictocryptus Cameron, 1907 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Stictomela
 Stictomela Weise, 1898 accepted as Oidosoma Quedenfeldt, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Stictomela Gorham, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Endomychidae (Family)

Stictonotus
 Stictonotus Zimmermann, 1932 accepted as Stictonectes Brinck, 1944 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dytiscidae (Family)
 Stictonotus Förster, 1856 accepted as Semiotellus Westwood, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)
     Stictonotus Stål, 1870 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Stictophyllum
     Stictophyllum Edgeworth, 1845 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Stictophyllum Kützing, 1847 accepted as Rhodophyllis Kützing, 1847 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gigartinales (Order) > Cystocloniaceae (Family)
 Stictophyllum C.H. Dodson & M.W. Chase, 1989 accepted as Stictophyllorchis C.H. Dodson & G. Carnevali, 1993 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Stictoptera
 Stictoptera Reichenbach, 1862 accepted as Taeniopygia Reichenbach, 1862 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Passeridae (Family)
     Stictoptera Guenée, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Euteliidae (Family)

Stictosphaeridium
     Stictosphaeridium B.V. Timofeev, 1962 † (uncertain)· Plantae (Kingdom) > Acritarcha (Phylum) > (Class) > (Order) > (Family)
     Stictosphaeridium B.V. Timofeev, 1966 † · Plantae (Kingdom) > Acritarcha (Phylum) > (Class) > (Order) > (Family)

Stictospora
     Stictospora Ciferri, 1957 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Ostropales (Order) > Stictidaceae (Family)
     Stictospora Léger, 1893 · Chromista (Kingdom) > Miozoa (Phylum) > Gregarinomorphea (Class) > Arthrogregarida (Order) > Actinocephalidae (Family)

Stictostroma
     Stictostroma Parks, 1936 † · Animalia (Kingdom) > Porifera (Phylum) > Stromatoporoidea (Class) > Stromatoporellida (Order) > Stictostromatidae (Family)
 Stictostroma F. von Höhnel, 1917 accepted as Rhytisma E.M. Fries, 1818 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Rhytismatales (Order) > Rhytismataceae (Family)

Stictothripa
     Stictothripa Schaus, 1911 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Stictothripa Hampson, 1912 accepted as Hayesia Nye, 1975 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nolidae (Family)

Stifftia
 Stifftia Nardo, 1834 accepted as Zanardinia G.D. Nardo ex P.L. Crouan & H.M. Crouan, 1857 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Tilopteridales (Order) > Cutleriaceae (Family)
     Stifftia J.C. Mikan, 1820 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Stigmamatium
 Stigmamatium Bach, 1854 accepted as Stigmatium Gray in Griffith & Pidgeon, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cleridae (Family)
 Stigmamatium Klug, 1842 accepted as Clerus Fabricius, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cleridae (Family)

Stigmatella
 Stigmatella A. Eig, 1938 accepted as Eigia J. Soják, 1980 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
     Stigmatella Ulrich & Bassler, 1904 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Trepostomatida (Order) > Heterotrypidae (Family)
     Stigmatella Berkeley & M.A. Curtis, 1875 (Approved Lists, 1980) · Bacteria (Kingdom) > Proteobacteria (Phylum) > Deltaproteobacteria (Class) > Myxococcales (Order) > Cystobacteraceae (Family)
 Stigmatella W. Mudd, 1861 accepted as Roccellographa J. Steiner, 1902 · Fungi (Kingdom) > Ascomycota (Phylum) > Arthoniomycetes (Class) > Arthoniales (Order) > Roccellaceae (Family)

Stigmatidium
 Stigmatidium Carus, 1882 accepted as Sigmatidium Giesbrecht, 1881 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Ectinosomatidae (Family)
 Stigmatidium G.F.W. Meyer, 1825 accepted as Enterographa Fée, 1824 · Fungi (Kingdom) > Ascomycota (Phylum) > Arthoniomycetes (Class) > Arthoniales (Order) > Roccellaceae (Family)
 Stigmatidium von Schönfeldt, 1897 accepted as Stigmatium Gray in Griffith & Pidgeon, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cleridae (Family)

Stigmatomma
 Stigmatomma Körber, 1855 accepted as Staurothele Norman, 1853 · Fungi (Kingdom) > Ascomycota (Phylum) > Eurotiomycetes (Class) > Verrucariales (Order) > Verrucariales incertae sedis (Family)
     Stigmatomma Roger, 1859 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Formicidae (Family)

Stigmatophora
     Stigmatophora Staudinger, 1881 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
 Stigmatophora accepted as Stigmatopora Kaup, 1853 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Syngnathiformes (Order) > Syngnathidae (Family)

Stigmatophorella
     Stigmatophorella Tôyama, 1986 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Stigmatophorella Obenberger, 1942 accepted as Chalcophorella Kerremans, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Stigmatophthalmus
     Stigmatophthalmus Lutz, 1909 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Stigmatophthalmus Lutz, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tabanidae (Family)

Stigmatopora
     Stigmatopora Hamm, 1881 † (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Entalophoridae (Family)
     Stigmatopora Kaup, 1853 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Syngnathiformes (Order) > Syngnathidae (Family)

Stigmatoptera
     Stigmatoptera Hartig, 1936 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Gelechiidae (Family)
 Stigmatoptera Saussure, 1859 accepted as Stagmatoptera Burmeister, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mantodea (Order) > Mantidae (Family)

Stigmatotrachelus
 Stigmatotrachelus Agassiz, 1845 accepted as Stigmatrachelus Schönherr, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Stigmatotrachelus Gemminger & Harold, 1871 accepted as Stigmatrachelus Schönherr, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Stigmea
     Stigmea E.M. Fries, 1836 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetes incertae sedis (Order) > Dothideomycetes incertae sedis (Family)
 Stigmea Bonorden, 1864 accepted as Dothiora E.M. Fries, 1849 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideales (Order) > Dothioraceae (Family)

Stigmella
     Stigmella Léveillé in Demidov, 1842 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Stigmella Schrank, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nepticulidae (Family)

Stigmina
     Stigmina P.A. Saccardo, 1880 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Capnodiales (Order) > Mycosphaerellaceae (Family)
     Stigmina E. Baldacci & Ciferri, 1937 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Capnodiales (Order) > Mycosphaerellaceae (Family)

Stigmus
     Stigmus Panzer in Panzer (Herrich-Schaeffer), 1805 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Sphecidae (Family)
     Stigmus Megerle, 1802 accepted as Stigmus Megerle, 1802 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Stikinoceras
     Stikinoceras McLearn, 1937 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Stikinoceras McLearn, 1930 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ceratitida (Order) > Ceratitida (awaiting allocation) (Family)

Stilbe
     Stilbe P.J. Bergius, 1767 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Stilbaceae (Family)
 Stilbe Jeffreys, 1884 accepted as Parastilbe Cossmann, 1900 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ptenoglossa (Order) > Eulimidae (Family)
 Stilbe DeKay, 1842 accepted as Notemigonus Rafinesque, 1819 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)

Stilbia
     Stilbia Stephens, 1829 accepted as Stilbia Stephens, 1830 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Stilbia Stephens, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Stilbophyllum
     Stilbophyllum Wu & Kong, 1983 † · Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Rugosa (Order) > Rugosa (awaiting allocation) (Family)
 Stilbophyllum M.A. Clements & D.L. Jones, 2002 accepted as Bulbophyllum Du Petit-Thouars, 1822 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Stilbops
     Stilbops Wilkerson, 1979 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tabanidae (Family)
     Stilbops Förster, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)

Stilbum
     Stilbum Tode, 1790 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricostilbomycetes (Class) > Agaricostilbales (Order) > Chionosphaeraceae (Family)
     Stilbum Spinola, 1806 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Chrysididae (Family)

Stilifer
 Stilifer Gray, 1847 accepted as Stiliger Ehrenberg, 1828 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sacoglossa (Order) > Limapontiidae (Family)
     Stilifer Broderip [in Broderip & Sowerby I], 1832 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ptenoglossa (Order) > Eulimidae (Family)

Stiliger
     Stiliger Ehrenberg, 1828 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sacoglossa (Order) > Limapontiidae (Family)
     Stiliger Lovên, 1844 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Stilodes
     Stilodes Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Stilodes Baly, 1859 accepted as Stilodes Chevrolat in Dejean, 1836 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Stilophora
     Stilophora J.G. Agardh, 1841 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Ectocarpales (Order) > Chordariaceae (Family)
 Stilophora C.A. Agardh, 1827 accepted as Hydroclathrus Bory de Saint-Vincent, 1825 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Ectocarpales (Order) > Chordariaceae (Family)

Stilpnophyllum
     Stilpnophyllum J.D. Hooker, 1873 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Stilpnophyllum (S.F.L. Endlicher) Drury accepted as Ficus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Moraceae (Family)

Stilpnus
     Stilpnus Gravenhorst, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
 Stilpnus Laporte, 1840 accepted as Ignelater Costa, 1975 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Stilpon
     Stilpon Loew, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Hybotidae (Family)
 Stilpon Coiffait, 1952 accepted as Scopaeus Erichson, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Stiltia
     Stiltia Bonaparte, 1854 accepted as Stiltia G.R. Gray, 1855 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Glareolidae (Family)
     Stiltia G.R. Gray, 1855 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Glareolidae (Family)

Stilus
 Stilus Jeffreys, 1885 accepted as Cerithiella Verrill, 1882 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ptenoglossa (Order) > Newtoniellidae (Family)
 Stilus T.B.B. Paddock, 1988 accepted as Phycostilus S. Blanco, 2020 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > Naviculales (Order) > Plagiotropidaceae (Family)

Stimpsonia
 Stimpsonia Bate, 1862 accepted as Microdeutopus Costa, 1853 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Aoridae (Family)
     Stimpsonia Clessin, 1878 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Stimpsonia Girard, 1853 · Animalia (Kingdom) > Nemertea (Phylum) > Nemertea (awaiting allocation) (Class) > Nemertea (awaiting allocation) (Order) > Nemertea (awaiting allocation) (Family)
     Stimpsonia C. Wright ex A. Gray, 1858 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Primulaceae (Family)
 Stimpsonia Števčić, 2005 accepted as Lipkemedaeus Števčić, 2011 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Brachyura incertae sedis (Family)

Stipator
 Stipator Iredale, 1924 accepted as Starkeyna Iredale, 1930 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Skeneopsidae (Family)
     Stipator Rehn, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)

Stipella
 Stipella L. Léger & M. Gauthier, 1932 accepted as Stypomyces A.B. Doweld, 2014 · Fungi (Kingdom) > Zygomycota (Phylum) > Kickxellomycetes (Class) > Harpellales (Order) > Legeriomycetaceae (Family)
 Stipella (N.N. Tzvelev) M. Röser & H.R. Hamasha, 2012 accepted as Stipellula M. Röser & H.R. Hamasha, 2012 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Stipella (N.N. Tzvelev) N.N. Tzvelev, 2012 accepted as Stipellula M. Röser & H.R. Hamasha, 2012 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Stiphrosoma
     Stiphrosoma Czerny in Lindner, 1928 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Anthomyzidae (Family)
 Stiphrosoma Fieber, 1858 accepted as Stiphrosoma Fieber, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Stiphrosomus
     Stiphrosomus Förster, 1868 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Stiphrosomus Fieber, 1858 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Stiphrothyris
     Stiphrothyris Buckman, 1915 † accepted as Stiphrothyris Buckman, 1918 (nomen nudum)· Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Loboidothyrididae (Family)
     Stiphrothyris Buckman, 1918 · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Terebratulidae (Family)

Stipularia
     Stipularia Palisot de Beauvois, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Stipularia Delpino, 1899 accepted as Thalictrum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Ranunculaceae (Family)
 Stipularia A.H. Haworth, 1812 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)

Stipulina
     Stipulina Muir-Wood & Cooper, 1960 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Aulostegidae (Family)
 Stipulina Lys & Marcoux, 1978 † accepted as Rectostipulina Jenny-Deshusses, 1985 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lagenida (Order) > Syzraniidae (Family)

Stira
 Stira Agassiz, 1846 accepted as Stira Agassiz, 1846 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Atlantidae (Family)
     Stira Agassiz, 1846b accepted as Steira Eschscholtz, 1825 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Stiracolpus
     Stiracolpus Allan, 1927 accepted as Stiracolpus Finlay, 1926 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Turritellidae (Family)
     Stiracolpus Finlay, 1926 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Turritellidae (Family)

Stirocnemia
     Stirocnemia Enderlein, 1927 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Stirocnemia Enderlein, 1940 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)

Stirostoma
     Stirostoma Cameron, 1912 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Stirostoma Agassiz, 1846 accepted as Steirastoma Lacordaire, 1830 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Stirparia
     Stirparia Goldstein, 1880 (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Bugulidae (Family)
     Stirparia Leuckart, 1841 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Stirtonia
 Stirtonia B.-E. Van Wyk & A.L. Schutte, 1994 accepted as Stirtonanthus B.-E. Van Wyk & A.L. Schutte, 1995 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
     Stirtonia A.L. Smith, 1926 · Fungi (Kingdom) > Ascomycota (Phylum) > Arthoniomycetes (Class) > Arthoniales (Order) > Arthoniaceae (Family)
     Stirtonia Hershkovitz, 1970 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Atelidae (Family)
     Stirtonia R. Brown, 1900 (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Dicranales (Order) > Dicranaceae (Family)
     Stirtonia Gureev, 1979 † accepted as Limnoecus Stirton, 1930 † (junior subjective synonym)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Soricomorpha (Order) > Soricidae (Family)

Stisseria
 Stisseria Scopoli, 1777 accepted as Manilkara Adanson, 1763 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Sapotaceae (Family)
     Stisseria Heister ex Fabricius, 1759 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)

Stixis
     Stixis Gahan, 1890 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Stixis Loureiro, 1790 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Resedaceae (Family)

Stizambia
     Stizambia Enderlein, 1936 accepted as Stizambia Sabrosky, 1941 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chloropidae (Family)
 Stizambia Sabrosky, 1941 accepted as Dicraeus Loew, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chloropidae (Family)

Stockia
 Stockia Sebastian & Pillai, 1974 accepted as Stockella Holroyd, 2012 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Poecilostomatoida incertae sedis (Family)
     Stockia Gazin, 1958 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Omomyidae (Family)

Stockmansia
 Stockmansia M. Fairon-Demaret, 1985 † accepted as Stockmansella M. Fairon-Demaret, 1986 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Rhyniopsida (Class) > Rhyniales (Order) > Rhyniaceae (Family)
     Stockmansia B. Bohlin, 1976 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiidae (awaiting allocation) (Order) > Polypodiidae (awaiting allocation) (Family)

Stocksia
     Stocksia Bentham, 1853 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Sapindaceae (Family)
     Stocksia Woodland, 1937 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Caryophyllidea (Order) > Lytocestidae (Family)

Stoermeria
     Stoermeria J.P. Kociolek, L. Escobar & S. Richardson, 1996 † · Chromista (Kingdom) > Bacillariophyta (Phylum) > Mediophyceae (Class) > Biddulphiales (Order) > Biddulphiaceae (Family)
     Stoermeria Prantl & Pribyl, 1947 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Stokesia
     Stokesia L'Héritier de Brutelle, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Stokesia Wenrich, 1929 · Chromista (Kingdom) > Ciliophora (Phylum) > Oligohymenophorea (Class) > Hymenostomatida (Order) > Stokesiidae (Family)

Stokesiella
 Stokesiella (Kindberg) H.E. Robinson, 1967 accepted as · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnobryales (Order) > Brachytheciaceae (Family)
     Stokesiella Lemmermann, 1908 · Chromista (Kingdom) > Ochrophyta (Phylum) > Chrysophyceae (Class) > Ochromonadales (Order) > Dinobryaceae (Family)

Stoliczkaia
     Stoliczkaia Boulenger in Blanford, 1890 accepted as Stoliczkia Jerdon, 1870 (unjustified emendation)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Xenodermidae (Family)
     Stoliczkaia Neumayr, 1875 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Lyelliceratidae (Family)
 Stoliczkaia Parona in Parona, Crema & Prever, 1909 † accepted as Stoliczkaria Duncan, 1878 † · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Hydrozoa (awaiting allocation) (Order) > Hydrozoa (awaiting allocation) (Family)

Stolida
 Stolida Lesson, 1832 accepted as Anous Stephens in Shaw, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Sternidae (Family)
 Stolida Jousseaume, 1884 accepted as Bistolida Cossmann, 1920 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Cypraeidae (Family)

Stolidia
     Stolidia Priesner, 1966 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Stolidia Baillon, 1862 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Primulaceae (Family)

Stolleya
     Stolleya Schrammen, 1899 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Astrophorida (Order) > Ancorinidae (Family)
     Stolleya R.J. Schubert, 1907 † (uncertain)· Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Dasycladales (Order) > Dasycladaceae (Family)

Stollia
 Stollia Ellenrieder, 1862 accepted as Eysarcoris Hahn, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)
     Stollia Capuse, 1971 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Coleophoridae (Family)
 Stollia Saussure, 1869 accepted as Astollia Kirby, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mantodea (Order) > Acanthopidae (Family)
     Stollia A.R. McTaggart & R.G. Shivas in McTaggart, Shivas, Geering, Vánky & Scharaschkin, 2012 · Fungi (Kingdom) > Basidiomycota (Phylum) > Ustilaginomycetes (Class) > Ustilaginales (Order) > Ustilaginaceae (Family)

Stolonodendrum
     Stolonodendrum Kozlowski, 1938 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Stolonodendrum Kozlowski, 1949 † · Animalia (Kingdom) > Hemichordata (Phylum) > Pterobranchia (Class) > Stolonoidea (Order) > Stolonodendridae (Family)

Stolonophora
     Stolonophora Nizamuddin, 1969 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Fucales (Order) > Sargassaceae (Family)
 Stolonophora J.J. Engel & R.M. Schuster, 1975 accepted as · Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Jungermanniales (Order) > Geocalycaceae (Family)

Stolzia
     Stolzia Willemse, 1930 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)
     Stolzia Schlechter, 1915 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Stomatella
     Stomatella Lamarck, 1816 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Trochidae (Family)
     Stomatella Rafinesque, 1815 accepted as Stomatella Lamarck, 1816 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Trochidae (Family)

Stomatia
     Stomatia Helbling, 1779 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Trochidae (Family)
     Stomatia Lamarck, 1799 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Stomatodon
     Stomatodon Benson, 1862 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Stomatodon Seeley, 1861 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Stomias
     Stomias Cuvier, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Stomiiformes (Order) > Stomiidae (Family)
     Stomias Rafinesque, 1815 accepted as Stomias Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Stomias Schinz in Cuvier, 1822 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Stomiiformes (Order) > Stomiidae (Family)

Stomodes
     Stomodes Schönherr, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Stomodes Schoenherr, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Stomoxys
 Stomoxys Fabricius, 1775 accepted as Stomoxys Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)
     Stomoxys Geoffroy, 1762 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)

Stomylus
     Stomylus Fåhraeus, 1870 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
 Stomylus Looss, 1899 accepted as Stomylotrema Looss, 1900 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Plagiorchiida (Order) > Stomylotrematidae (Family)

Stoparola
     Stoparola Blyth in White, 1836 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Stoparola Brehm in Baedeker, 1855-63 accepted as Stoparola Brehm in Baedeker, 1855-63 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Storchia
     Storchia Oudemans, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Stigmaeidae (Family)
     Storchia Dahlmann, 2001 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Soricomorpha (Order) > Talpidae (Family)

Stormbergia
     Stormbergia A.C. Seward, 1911 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridophyta/Pteridospermophyta (unclassified foliage) (Class) > Pteridophyta/Pteridospermophyta (awaiting allocation) (Order) > Pteridophytes/Pteridosperms (awaiting allocation) (Family)
     Stormbergia Butler, 2005 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Ornithischia (Order) > Neornithischia incertae sedis (Family)

Stormsia
     Stormsia Servain, 1891 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Pleuroceridae (Family)
     Stormsia Leloup, 1953 accepted as Leloupiella Neiber & Glaubrecht, 2019 (junior homonym)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Paludomidae (Family)

Straba
     Straba Prantl & Růžička, 1954 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Straba Enderlein, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tabanidae (Family)

Strabala
     Strabala Chevrolat in Dejean, 1836 accepted as Strabala Chevrolat, 1845 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Strabala Chevrolat, 1848 accepted as Strabala Chevrolat, 1845 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Strabala Chevrolat, 1845 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Strabops
     Strabops Beecher, 1901 † · Animalia (Kingdom) > Arthropoda (Phylum) > Artiopoda (Class) > Strabopida (Order) > Strabopidae (Family)
 Strabops Jordan, 1904 accepted as Strabopsis Jordan, 1953 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Anthribidae (Family)

Strabus
 Strabus Gerstaecker, 1860 accepted as Saphicus Pascoe, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Strabus Jekel, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Anthribidae (Family)

Straelenia
     Straelenia Maillieux, 1935 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Lingulata (Class) > Acrotretida (Order) > Acrotretidae (Family)
     Straelenia Lallemand & Synave, 1955 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cercopidae (Family)

Strandietta
     Strandietta Bellamy, 1986 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Strandietta Obenberger, 1931 accepted as Cryptodactylus Deyrolle, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Strangalia
     Strangalia Audinet-Serville, 1835 accepted as Strangalia Dejean, 1835 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Strangalia sensu LeConte, 1850 accepted as Leptura Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Strangalia Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Strangalomorpha
     Strangalomorpha Solsky, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Strangalomorpha Blessig, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Strasseria
     Strasseria G. Bresadola & P.A. Saccardo, 1902 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Strasseria Verhoeff, 1929 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Glomerida (Order) > Glomeridae (Family)

Strategus
     Strategus Kirby & Spence, 1828 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Strategus J. G. Cooper, 1862 accepted as Navanax Pilsbry, 1895 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cephalaspidea (Order) > Aglajidae (Family)
     Strategus Hope, 1837 accepted as Strategus Kirby & Spence, 1828 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Strateuma
 Strateuma R.A. Salisbury, 1812 accepted as Orchis Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Strateuma Rafinesque, 1837 accepted as Zeuxine Lindley, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Stratiomyia
 Stratiomyia Agassiz, 1846 accepted as Stratiomys Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)
 Stratiomyia Macquart, 1838 accepted as Stratiomys Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)

Stratiotes
 Stratiotes Thomson, 1899 accepted as Areopaguristes Rahayu & McLaughlin, 2010 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Diogenidae (Family)
     Stratiotes Putzeys, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Stratiotes Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Hydrocharitaceae (Family)

Stratiotomyia
     Stratiotomyia Lynch Arribálzaga, 1882 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
 Stratiotomyia Rye, 1879 accepted as Stratiomys Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)

Stratiphyllum
 Stratiphyllum Lang, Smith & Thomas, 1940 † accepted as Stratophyllum Smyth, 1933 † · Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Favositida (Order) > Cleistoporidae (Family)
     Stratiphyllum Scheffen, 1933 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Stratonice
 Stratonice Meyrick, 1883 accepted as Arctesthes Meyrick, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Stratonice Malmgren, 1867 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Nereididae (Family)

Stratyomys
 Stratyomys Griffith & Pidgeon in Cuvier, 1832 accepted as Stratiomys Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)
 Stratyomys Gray, 1835 accepted as Stratiomys Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)

Straussia
 Straussia Loew, 1873 accepted as Strauzia Robineau-Desvoidy, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tephritidae (Family)
     Straussia Agassiz, 1846 accepted as Strauzia Robineau-Desvoidy, 1830 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tephritidae (Family)
 Straussia (A.P. de Candolle) A. Gray, 1858 accepted as Psychotria Linnaeus, 1759 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Streblia
     Streblia Pomel, 1872 † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)
     Streblia Enderlein, 1937 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)

Streblocerus
     Streblocerus Sars, 1862 · Animalia (Kingdom) > Arthropoda (Phylum) > Branchiopoda (Class) > Diplostraca (Order) > Macrothricidae (Family)
 Streblocerus Paetel, 1888 accepted as Strebloceras Carpenter, 1859 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Caecidae (Family)

Streblocladia
     Streblocladia Crockford, 1944 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cryptostomida (Order) > Cryptostomida (awaiting allocation) (Family)
     Streblocladia F. Schmitz, 1897 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Rhodomelaceae (Family)

Streblorhamphus
 Streblorhamphus Cabanis & Heine, 1860 accepted as Avocettula Reichenbach, 1849 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Trochilidae (Family)
 Streblorhamphus Tate & Cossman in Tate, 1897 † accepted as Mirolacuna Wenz, 1939 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Littorinidae (Family)
 Streblorhamphus Cossmann, 1915 † accepted as Mirolacuna Wenz, 1939 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Littorinidae (Family)

Streblus
 Streblus Fischer de Waldheim, 1817 accepted as Ammonia Brünnich, 1772 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Rotaliidae (Family)
     Streblus Loureiro, 1790 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Moraceae (Family)

Streimannia
 Streimannia R. Ochyra, 1990 accepted as · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnobryales (Order) > Brachytheciaceae (Family)
     Streimannia G. Thor, 1990 · Fungi (Kingdom) > Ascomycota (Phylum) > Arthoniomycetes (Class) > Arthoniales (Order) > Roccellaceae (Family)

Strenes
 Strenes Schoenherr, 1836 accepted as Orthochaetes Müller in Germar, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Strenes Schönherr, 1833 accepted as Orthochaetes Müller in Germar, 1824 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Strepera
     Strepera Lesson, 1830-1831 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Corvidae (Family)
     Strepera Rafinesque, 1815 accepted as Strepera Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Strephon
     Strephon Goldfuss, 1820 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
 Strephon Gistel, 1848 accepted as Astroblepus Humboldt, 1805 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Astroblepidae (Family)

Strepsiceros
 Strepsiceros Meyrick, 1881 accepted as Strepsicrates Meyrick, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)
 Strepsiceros Rafinesque, 1815 accepted as Tragelaphus Blainville, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)

Strepsimela
 Strepsimela Rafinesque, 1838 accepted as Helixanthera Loureiro, 1790 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Loranthaceae (Family)
     Strepsimela Meyrick, 1886 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Streptia
 Streptia J.C. Döll in C.F.P. von Martius, 1880 accepted as Streptogyna Palisot de Beauvois, 1812 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Streptia L.C.M. Richard ex J.D. Hooker, 1896 accepted as Streptogyna Palisot de Beauvois, 1812 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Streptocarpus
     Streptocarpus Lindley, 1828 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)
 Streptocarpus Poech in F. Keil, 1851 accepted as · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Encalyptales (Order) > Encalyptaceae (Family)

Streptocerus
     Streptocerus Fairmaire, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lucanidae (Family)
     Streptocerus Dejean, 1833 accepted as Streptocerus Fairmaire, 1850 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lucanidae (Family)

Streptoceryle
 Streptoceryle Bonaparte, 1854 accepted as Megaceryle Kaup, 1848 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Coraciiformes (Order) > Alcedinidae (Family)
     Streptoceryle Bonaparte, 1854, nom. nud. accepted as Megaceryle Kaup, 1848 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Coraciiformes (Order) > Alcedinidae (Family)

Streptograptus
     Streptograptus Yin, 1937 † · Animalia (Kingdom) > Hemichordata (Phylum) > Graptolithina (Class) > Graptoloidea (Order) > Graptoloidea (awaiting allocation) (Family)
 Streptograptus Ruedemann, 1947 † accepted as Ruedemannograptus Termier & Termier, 1949 † · Animalia (Kingdom) > Hemichordata (Phylum) > Graptolithina (Class) > Dendroidea (Order) > Nephelograptidae (Family)

Streptolites
     Streptolites Tchi, 1987 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Anthozoa (awaiting allocation) (Order) > (Family)
     Streptolites Tchi in Lin & Yan, 1988 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Tabulata (Order) > Tabulata (awaiting allocation) (Family)

Streptophyllum
 Streptophyllum K. Miyabe & M. Nagai in Nagai, 1940 accepted as · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Laminariales (Order) > Laminariaceae (Family)
     Streptophyllum Chi, 1931 † · Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Rugosa (Order) > Rugosa (awaiting allocation) (Family)
     Streptophyllum Wu & Kong, 1983 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Rugosa (Order) > Rugosa (awaiting allocation) (Family)

Streptosiphon
     Streptosiphon Mildbraed, 1935 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)
     Streptosiphon Gill, 1867 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Streptosolen
     Streptosolen Miers, 1850 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Solanaceae (Family)
     Streptosolen Miller, 1889 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Lithistida (Order) > Streptosolenidae (Family)

Streptosomum
 Streptosomum Gilson, 1898 accepted as Anguillula Müller, 1786 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Panagrolaimida (Order) > Panagrolaimidae (Family)
 Streptosomum Leidy, 1853 accepted as Aorurus Leidy, 1849 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Thelastomatidae (Family)

Streptostachys
     Streptostachys Palisot de Beauvois, 1812 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
     Streptostachys Desvaux, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Streptostigma
 Streptostigma Thwaites, 1854 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Sapindaceae (Family)
 Streptostigma Regel, 1853 accepted as Exodeconus Rafinesque, 1838 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Solanaceae (Family)

Streptotheca
 Streptotheca Shrubsole, 1890 accepted as Helicotheca M. Ricard in A. Sournia, 1987 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Mediophyceae (Class) > Briggerales (Order) > Streptothecaceae (Family)
 Streptotheca Vuillemin, 1887 accepted as Ascozonus (Renny) E.C. Hansen, 1876 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Thelebolales (Order) > Thelebolaceae (Family)

Streptothrix
     Streptothrix Cohn, 1875 accepted as Streptothrix Cohn, 1875 (nomen nudum)· Bacteria (Kingdom) > Actinobacteria (Phylum) > Actinobacteria (Class) > Actinomycetales (Order) > Actinomycetaceae (Family)
 Streptothrix Corda, 1839 accepted as Conoplea Persoon, 1801 · Fungi (Kingdom) > Ascomycota (Phylum) > Pezizomycetes (Class) > Pezizales (Order) > Sarcosomataceae (Family)

Stresemanniella
     Stresemanniella Heinrich, 1934 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Stresemanniella Eichler, 1940 accepted as Fulicoffula Clay & Meinertzhagen, 1938 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phthiraptera (Order) > Philopteridae (Family)

Striainaperturites
     Striainaperturites Y.K. Mathur † · Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)
     Striainaperturites R.L. Pierce, 1961 † (uncertain)· Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)

Striarcana
     Striarcana Laws, 1937 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Pyramidellidae (Family)
     Striarcana Laws, 1938 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Pyramidellidae (Family)

Striaria
     Striaria Bollman, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Chordeumatida (Order) > Striariidae (Family)
     Striaria Greville, 1828 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Ectocarpales (Order) > Chordariaceae (Family)

Striata
     Striata Böttger, 1878 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Striata Frierson, 1927 accepted as Obovaria Rafinesque, 1819 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Unionoida (Order) > Unionidae (Family)

Striatella
     Striatella E.A. Assejeva in E.A. Assejeva & V.A. Velikanov in O.S. Vjalov, 1983 † accepted as Cephalonyx A.F. Weiss, 1984 † (junior homonym)· Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Oscillatoriales (Order) > Oscillatoriales (awaiting allocation) (Family)
     Striatella C.A. Agardh, 1832 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > Striatellales (Order) > Striatellaceae (Family)
 Striatella Brot, 1870 accepted as Melanoides Adams, 1854 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Thiaridae (Family)
 Striatella Pilsbry, 1895 accepted as Striatella Pilsbry, 1895 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Striatella K. Mädler, 1964 † accepted as Asseretospora W.M.L. Schuurman, 1977 † · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
     Striatella Westerlund, 1876 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helicidae (Family)
     Striatella Volynkin & Huang in Volynkin et al., 2019 accepted as Striatochrista Huang, Volynkin, Yin, Zhang, Fan, Pan & Wang, 2023 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Striatosporites
 Striatosporites G.S. Puri, 1963 † accepted as · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
     Striatosporites D.C. Bhardwaj, 1955 † (uncertain)· Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)

Striatricolpites
     Striatricolpites (T. van der Hammen) A.E. González Guzmán, 1967 † · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
     Striatricolpites C.M. Misra & P.N. Kapoor, 1994 † accepted as (nomen nudum)· Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)

Striatriletes
 Striatriletes T. van der Hammen, 1956 † accepted as Hammenisporis R.K. Saxena & G.K. Trivedi, 2009 † · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
     Striatriletes T. van der Hammen, 1954 ex R. Potonié, 1956 † · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)

Strichosa
     Strichosa Chevrolat, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Strichosa Chevrolat in Dejean, 1836 accepted as Strichosa Chevrolat, 1843 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Stricklandia
     Stricklandia Macleay, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Stricklandia Buckman in Murchison, 1845 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Magnoliopsida (awaiting allocation) (Order) > (Family)
     Stricklandia Billings, 1859 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Pentamerida (Order) > Stricklandiidae (Family)
 Stricklandia J.G. Baker, 1888 accepted as Phaedranassa Herbert, 1845 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)

Stricklandiella
 Stricklandiella Matile-Ferrero & le Ruyet, 1986 accepted as Stricklandina Matile-Ferrero, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pseudococcidae (Family)
     Stricklandiella Sapel'nikov & Rukavishnikova, 1973 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Pentamerida (Order) > Stricklandiidae (Family)

Strictoseneciobius
 Strictoseneciobius Hustache, 1939 accepted as Strictoseneciobius Alonso-Zarazaga & Lyal, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Strictoseneciobius Alonso-Zarazaga & Lyal, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Stridiporosporites
     Stridiporosporites P. Ke & Z.Y. Shi, 1978 † accepted as Striadiporites C.P. Varma & M.S. Rawat, 1963 † (junior subjective synonym)· Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
     Stridiporosporites Z.C. Song in Song et al., 1999 † accepted as Striadiporites C.P. Varma & M.S. Rawat, 1963 † (junior subjective synonym)· Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)

Strigapoderopsis
     Strigapoderopsis Legalov, 2003 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Attelabidae (Family)
     Strigapoderopsis Voss, 1937 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Strigiceps
     Strigiceps Lesson, 1840 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Passeriformes (awaiting allocation) (Family)
     Strigiceps Bonaparte, 1838 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Strigiceps Bonaparte, 1831 accepted as Strigiceps Bonaparte, 1831 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Strigidia
     Strigidia Dejean, 1833 accepted as Strigidia Burmeister, 1844 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Strigidia Burmeister, 1844 accepted as Pelidnota Macleay, 1819 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Strigilla
 Strigilla Gray, 1851 accepted as Lucinella Monterosato, 1884 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Lucinidae (Family)
     Strigilla Turton, 1822 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Tellinidae (Family)

Strigillina
 Strigillina Dunker, 1861 accepted as Iacra H. Adams & A. Adams, 1856 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Semelidae (Family)
 Strigillina Stoliczka, 1870 † accepted as Strigilla Turton, 1822 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Tellinidae (Family)

Strigina
     Strigina Savigny, 1816 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Strigina Engler, 1897 accepted as Lindernia Allioni, 1766 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Linderniaceae (Family)

Strigocephalus
 Strigocephalus Sowerby, 1839 † accepted as Stringocephalus Defrance in de Blainville, 1825 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Stringocephalidae (Family)
 Strigocephalus Defrance, 1827 † accepted as Stringocephalus Defrance in de Blainville, 1825 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Stringoephalidae (Family)

Strigoderma
     Strigoderma Dejean, 1833 accepted as Strigoderma Burmeister, 1844 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Strigoderma Burmeister, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Strigophorus
 Strigophorus Agassiz, 1846 accepted as Stripsipher Gory & Percheron, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Strigophorus Chevrolat in Dejean, 1836 accepted as Cryptocephalus Geoffroy, 1762 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Strigoptera
     Strigoptera Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Strigoptera Chevrolat, 1841 accepted as Strigoptera Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Strigopteroides
     Strigopteroides Cobos, 1980 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
     Strigopteroides Cobos, 1981 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Strigosella
 Strigosella Sacco, 1896 accepted as Gibbula Risso, 1826 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Trochidae (Family)
     Strigosella Boissier, 1854 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Strigula
     Strigula Perry, 1811 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Strigula E.M. Fries, 1823 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Strigulales (Order) > Strigulaceae (Family)

Strimplecrinus
 Strimplecrinus Arendt, 1981 † accepted as Harrellicrinus Arendt & Broadhead, 1982 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Cladida (Order) > Cladida (awaiting allocation) (Family)
     Strimplecrinus Broadhead, 1981 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Monobathrida (Order) > Monobathrida (awaiting allocation) (Family)

Stringocephalus
 Stringocephalus Sandberger, 1842 † accepted as Stringocephalus Sandberger, 1842 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Stringoephalidae (Family)
     Stringocephalus Defrance in de Blainville, 1825 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Stringocephalidae (Family)

Striobracon
     Striobracon Tobias, 1957 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Braconidae (Family)
     Striobracon Fahringer, 1927 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Strobelia
     Strobelia Clessin, 1889 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Strobelia Rondani, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tephritidae (Family)

Strobeliella
     Strobeliella Nordsieck, 1977 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Clausiliidae (Family)
     Strobeliella Cazzaniga, 1981 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)

Strobila
     Strobila Sars, 1829 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Strobila Sodovsky, 1837 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Strobila Morse, 1864 accepted as Strobilops Pilsbry, 1893 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Strobilopsidae (Family)
     Strobila Hutton, 1884 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Strobila G. Don, 1837 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Boraginales (Order) > Boraginaceae (Family)

Strobilophaga
     Strobilophaga Vieillot, 1816 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Strobilophaga Hodgson, 1836 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Strobilurus
     Strobilurus R. Singer, 1962 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Physalacriaceae (Family)
     Strobilurus Wiegmann, 1834 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Tropiduridae (Family)

Strobilus
 Strobilus Clessin, 1885 accepted as Strobilops Pilsbry, 1893 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Strobilopsidae (Family)
     Strobilus Sandberger, 1875 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Strobilus Anton, 1838 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Achatinellidae (Family)
     Strobilus Hildreth, 1837 † (uncertain)· Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)

Stroblia
     Stroblia Schmiedeknecht, 1911 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Stroblia Pokorny, 1893 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)

Strobliella
     Strobliella Kieffer, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Cecidomyiidae (Family)
 Strobliella Klapálek, 1901 accepted as Tyrrhenoleuctra Consiglio, 1957 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Plecoptera (Order) > Leuctridae (Family)

Stroemia
 Stroemia I. Hagen, 1908 accepted as · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Orthotrichales (Order) > Orthotrichaceae (Family)
 Stroemia Vahl, 1790 accepted as Cadaba Forsskål, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Capparaceae (Family)
     Stroemia Skvortzov & Noda, 1969 · Chromista (Kingdom) > Ochrophyta (Phylum) > Raphidophyceae (Class) > Chattonellales (Order) > Stroemiaceae (Family)
     Stroemia Oudemans, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Glycyphagidae (Family)

Strogulomorpha
     Strogulomorpha Desutter, 1988 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)
     Strogulomorpha Desutter, 1987 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Phalangopsidae (Family)

Stromatella
 Stromatella Kornmann & Sahling, 1985 accepted as Neostromatella M.J. Wynne, G. Furnari & R. Nielsen in Wynne & Furnari, 2014 · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Ulvales (Order) > Kornmanniaceae (Family)
     Stromatella A. Henssen, 1989 · Fungi (Kingdom) > Ascomycota (Phylum) > Lichinomycetes (Class) > Lichinales (Order) > Lichinaceae (Family)

Stromatium
     Stromatium Audinet-Serville, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Stromatium LeConte, 1873 accepted as Hesperophanes Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Stromatocerium
     Stromatocerium Hall, 1847 † · Animalia (Kingdom) > Porifera (Phylum) > Stromatoporoidea (Class) > Labechiida (Order) > Labechiidae (Family)
     Stromatocerium Seely, 1904 † · Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)

Stromatocoelia
 Stromatocoelia Zhang, 1985, nom. nud. (?) † accepted as Polycystocoelia Zhang, 1983 † · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Sphinctozoa (Order) > Sebargasiidae (Family)
 Stromatocoelia Zhang & Fang, 1985 † accepted as Polycystocoelia Zhang, 1983 † · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Sphinctozoa (Order) > Sebargasiidae (Family)

Strombella
 Strombella Schlüter, 1838 accepted as Strombus Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Strombidae (Family)
 Strombella Gray, 1857 accepted as Volutopsius Mörch in Rink, 1857 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Buccinidae (Family)

Strombina
     Strombina Bronn, 1849 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Strombina Mörch, 1852 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Columbellidae (Family)
     Strombina Gregorio, 1890 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Turridae (Family)

Strombodes
 Strombodes Gistl, 1857 accepted as Gisteliodes Strand, 1917 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Strombodes Sjörbring, 1902 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Strombodes Schweigger, 1819 † · Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Rugosa (Order) > Chonophyllidae (Family)

Strombus
     Strombus F. Schütt ex A.F. Castracane, 1892 · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)
     Strombus Gray, 1830 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
     Strombus Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Strombidae (Family)

Strongilus
     Strongilus Knoch in Melsheimer, 1806 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Strongilus Rudolphi, 1801 accepted as Strongylus Müller, 1780 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Strongylidae (Family)

Strongulus
 Strongulus Watrin, 1838 accepted as Strongylus Müller, 1780 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Strongylidae (Family)
     Strongulus Haldeman, 1842 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Strongylaspis
     Strongylaspis Thomson, 1861 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Strongylaspis White, 1853 accepted as Strongylaspis Thomson, 1861 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Strongylaspis Spaeth, 1936 accepted as Strongylocassis Hincks, 1950 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Strongylium
 Strongylium Ditmar, 1809 accepted as Reticularia Bulliard, 1788 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Myxomycetes (Class) > Reticulariales (Order) > Reticulariaceae (Family)
 Strongylium (Acharius) S.F. Gray, 1821 accepted as Calicium Persoon in Roemer & Usteri, 1794 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Teloschistales (Order) > Caliciaceae (Family)
     Strongylium Kirby, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Strongylocephalus
     Strongylocephalus Tasch, 1961 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > (Order) > (Family)
 Strongylocephalus Kirschbaum, 1868 accepted as Stroggylocephalus Flor, 1861 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)

Strongylogaster
     Strongylogaster Dahlbom, 1835 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Tenthredinidae (Family)
 Strongylogaster Blanchard, 1840 accepted as Strongygaster Macquart, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Strongylomorpha
     Strongylomorpha Silvestri, 1897 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Diplopoda (awaiting allocation) (Order) > (Family)
     Strongylomorpha Lang, 1932 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Diplopoda (awaiting allocation) (Order) > (Family)

Strongylomorphus
 Strongylomorphus Reitter, 1875 accepted as Cyllodesus Reitter, 1877 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Nitidulidae (Family)
 Strongylomorphus Motschoulsky, 1853 accepted as Pyrocoelia Gorham, 1880 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lampyridae (Family)

Strongylophthalmus
 Strongylophthalmus Hendel, 1902 accepted as Strongylophthalmyia Heller, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tanypezidae (Family)
 Strongylophthalmus Motschoulsky in Schrenck, 1860 accepted as Byrsopages Schoenherr, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Strongylophthalmus Faust, 1894 accepted as Byrsopages Schoenherr, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Strongylopsis
 Strongylopsis Vainio, 1927 accepted as Microcalicium Vainio, 1927 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Teloschistales (Order) > Microcaliciaceae (Family)
     Strongylopsis Brauns, 1896 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)

Strongylotes
     Strongylotes Schönherr, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Strongylotes Reuter, 1875 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)

Strongylothorax
     Strongylothorax Motschoulsky, 1860 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Strongylothorax André, 1937 accepted as Hapalotremus Simon, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Theraphosidae (Family)

Strongylura
 Strongylura Sars, 1882 accepted as Collettea Lang, 1973 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Tanaidacea (Order) > Colletteidae (Family)
     Strongylura van Hasselt, 1824 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Beloniformes (Order) > Belonidae (Family)

Strongylurus
     Strongylurus Hope, 1841 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Strongylurus accepted as Strongylura van Hasselt, 1824 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Beloniformes (Order) > Belonidae (Family)

Strongylus
 Strongylus Herbst in Jablonsky, 1792 accepted as Cyllodes Erichson in Germar, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Nitidulidae (Family)
 Strongylus Mannerheim, 1846 accepted as Pyrocoelia Gorham, 1880 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lampyridae (Family)
     Strongylus Müller, 1780 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Strongylidae (Family)
 Strongylus Panzer, 1813 accepted as Coccidula Kugelann in Illiger, 1798 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)

Strophia
     Strophia Meigen, 1832 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Strophia Stål, 1877 accepted as Strophiola Uvarov, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Phalangopsidae (Family)
     Strophia Robiche, 2004 accepted as Strophiamixa Robiche, 2005 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Strophia Albers, 1850 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Cerionidae (Family)

Strophites
 Strophites Deshayes, 1832 accepted as Strophitus Rafinesque, 1820 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Unionoida (Order) > Unionidae (Family)
     Strophites Dawson, 1880 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)

Strophognatus
 Strophognatus Edwards & Hopwood, 1966 accepted as Strophognathus Lindner, 1955 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)
 Strophognatus Lindner, 1955 accepted as Strophognathus Lindner, 1955 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)

Strophogorgia
     Strophogorgia Wright, 1885 accepted as Strophogorgia Wright, 1885 (nomen nudum)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Strophogorgia Studer, 1887 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Strophomena
     Strophomena Rafinesque in Blainville, 1824 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Strophomenatida (Order) > Strophomenidae (Family)
 Strophomena Quenstedt, 1869 accepted as Strophomena Quenstedt, 1869 · Animalia (Kingdom) > Brachiopoda (Phylum) > Brachiopoda (awaiting allocation) (Class) > Brachiopoda (awaiting allocation) (Order) > Brachiopoda (awaiting allocation) (Family)

Strophomenes
     Strophomenes Rafinesque, 1820 [2] † accepted as Strophomena Rafinesque in Blainville, 1824 † (nomen nudum)· Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Strophomenatida (Order) > Strophomenidae (Family)
     Strophomenes Rafinesque, 1820 † accepted as Strophomena Rafinesque in Blainville, 1824 † (nomen nudum)· Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Strophomenatida (Order) > Strophomenidae (Family)
 Strophomenes Rafinesque, 1831 † accepted as Strophomena Rafinesque in Blainville, 1824 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Strophomenatida (Order) > Strophomenidae (Family)

Strophosoma
     Strophosoma Billberg, 1820 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Strophosoma Herrich-Schäffer, 1853 accepted as Strophedra Herrich-Schäffer, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)
 Strophosoma Desmarest in Chenu, 1858 † accepted as Strophosoma Desmarest in Chenu, 1858 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Architaenioglossa (Order) > Ferussinidae (Family)

Strophosomus
 Strophosomus Schönherr, 1823 accepted as Strophosoma Billberg, 1820 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Strophosomus Roudier, 1957 accepted as Strophosoma Billberg, 1820 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Stroudithyris
     Stroudithyris Buckman, 1918 · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Terebratulidae (Family)
     Stroudithyris Buckman, 1915 † accepted as Stroudithyris Buckman, 1918 (nomen nudum)· Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Lissajousithyrididae (Family)

Strumella
 Strumella E.M. Fries, 1849 accepted as Urnula E.M. Fries, 1849 · Fungi (Kingdom) > Ascomycota (Phylum) > Pezizomycetes (Class) > Pezizales (Order) > Sarcosomataceae (Family)
     Strumella Wallengren, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lasiocampidae (Family)

Struthiola
     Struthiola Linnaeus, 1767 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Thymelaeaceae (Family)
 Struthiola Whitelegge, 1889 accepted as Struthiola Whitelegge, 1889 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Struthiopteris
 Struthiopteris Willdenow, 1809 accepted as Matteuccia Todaro, 1866 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Onocleaceae (Family)
 Struthiopteris Scopoli, 1754 accepted as Blechnum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Blechnaceae (Family)

Struthiopterolichus
     Struthiopterolichus Dubinin, 1953 accepted as Struthiopterolichus Dubinin, 1955 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Pterolichidae (Family)
     Struthiopterolichus Dubinin, 1955 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Pterolichidae (Family)

Struvea
     Struvea Sonder, 1845 · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Cladophorales (Order) > Boodleaceae (Family)
 Struvea H.G.L. Reichenbach, 1841 accepted as Struvea H.G.L. Reichenbach, 1841 · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Cupressales (Order) > Taxaceae (Family)

Struveopsis
     Struveopsis Becker, 1990 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Platycopida (Order) > Platycopida (awaiting allocation) (Family)
     Struveopsis C. Rhyne & H. Robinson, 1968 · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Cladophorales (Order) > Siphonocladaceae (Family)

Strychnos
     Strychnos Brehm, 1836 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Strychnos Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Loganiaceae (Family)

Strygocephalus
 Strygocephalus Defrance in de Blainville, 1827 † accepted as Stringocephalus Defrance in de Blainville, 1825 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Stringocephalidae (Family)
 Strygocephalus Keferstein, 1829 † accepted as Strygocephalus Keferstein, 1829 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Stringoephalidae (Family)

Strzeleckia
     Strzeleckia Cribb & Spratt, 1991 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Digenea (awaiting allocation) (Order) > Digenea (awaiting allocation) (Family)
 Strzeleckia R.M. Johnston, 1896 † accepted as · Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)
     Strzeleckia Day, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Membracidae (Family)

Stuartella
 Stuartella Belanski, 1928 † accepted as Hamburgia Weller, 1911 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Cranaenidae (Family)
     Stuartella Fabre, 1879 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetes incertae sedis (Order) > Dothideomycetes incertae sedis (Family)

Stuartia
 Stuartia Linnaeus, 1753 accepted as Stewartia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Theaceae (Family)
     Stuartia McCulloch, 1977 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Bolivinitidae (Family)
     Stuartia L'Héritier de Brutelle, 1789 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Theaceae (Family)

Stuckenbergia
     Stuckenbergia Smith, 1969 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Empididae (Family)
     Stuckenbergia Tservinskii, 1898 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Isoptera (awaiting allocation) (Family)
     Stuckenbergia Chernysheva, 1898 † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Lithistida (Order) > Lithistida (awaiting allocation) (Family)

Stuckenbergiella
     Stuckenbergiella Verves, 1997 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sarcophagidae (Family)
     Stuckenbergiella Cogan, 1971 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Heleomyzidae (Family)

Stuckenbergina
     Stuckenbergina Oldroyd, 1962 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tabanidae (Family)
     Stuckenbergina Zwick & Mary-Sasal, 2010 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Blephariceridae (Family)

Studeria
 Studeria Thomson, 1908 accepted as Studeriotes Thomson & Simpson, 1909 · Animalia (Kingdom) > Cnidaria (Phylum) > Octocorallia (Class) > Malacalcyonacea (Order) > Paralcyoniidae (Family)
     Studeria Duncan, 1889 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Cassiduloida (Order) > Neolampadidae (Family)

Stuhlmannia
     Stuhlmannia Michaelsen, 1890 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Oligochaeta (awaiting allocation) (Order) > Oligochaeta (awaiting allocation) (Family)
     Stuhlmannia Taubert in Engler, 1895 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Stuhlmannia Simroth, 1895 accepted as Bukobia Simroth, 1896 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Urocyclidae (Family)

Sturia
     Sturia Mojsisovics, 1882 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ceratitida (Order) > Sturiidae (Family)
     Sturia Němejc, 1934 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiidae (awaiting allocation) (Order) > Polypodiidae (awaiting allocation) (Family)

Sturiella
     Sturiella C.E. Weiss ex H. Potonié, 1897 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Marattiales (Order) > Marattiaceae (Family)
 Sturiella R. Kräusel, 1948 † accepted as Sturianthus R. Kräusel, 1950 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Cycadopsida (Class) > Cycadeoideales (Order) > Sturianthaceae (Family)
     Sturiella Borza, 1981 † · Protozoa (Kingdom) > Protozoa incertae sedis (Phylum) > (Class) > (Order) > Calpionellidae (Family)

Sturio
 Sturio Rafinesque, 1810 accepted as Acipenser Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Acipenseriformes (Order) > Acipenseridae (Family)
     Sturio Müller, 1836 accepted as Sturio Müller, 1836 (nomen dubium)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Acipenseriformes (Order) > Acipenseridae (Family)

Sturmia
 Sturmia C.F. von Gaertner, 1806 accepted as Antirhea Commerson ex A.L. Jussieu, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
     Sturmia Robineau-Desvoidy, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
 Sturmia Ragusa, 1892 accepted as Nemosoma Latreille, 1809 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Trogossitidae (Family)
 Sturmia Hoppe in J. Sturm, 1799 accepted as Mibora Adanson, 1763 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Sturmia H.G.L. Reichenbach, 1826 accepted as Liparis L.C. Richard, 1817 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Sturnia
 Sturnia Gray, 1844 accepted as Sturnira Gray, 1842 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Phyllostomidae (Family)
 Sturnia Lesson, 1837 accepted as Sturnus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sturnidae (Family)

Stusakia
     Stusakia Frýda, 1998 † · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca incertae sedis (Class) > Gastropoda/Monoplacophora incertae sedis (Order) > Euomphalidae (Family)
 Stusakia Kment & Henry, 2008 accepted as Neostusakia Kment, Henry & Frýda, 2009 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Berytidae (Family)

Stygia
 Stygia Meigen, 1820 accepted as Lomatia Meigen, 1822 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Bombyliidae (Family)
     Stygia Latreille, 1803 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Cossidae (Family)
     Stygia Robineau-Desvoidy in Blainville et al., 1826 accepted as (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)

Stygina
     Stygina Robineau-Desvoidy, 1863 accepted as Nyctia Robineau-Desvoidy, 1830 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sarcophagidae (Family)
     Stygina Salter, 1853 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Corynexochida (Order) > Styginidae (Family)

Stygnus
     Stygnus Perty, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Stygnidae (Family)
     Stygnus Felder, 1867 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Stygnus Fieber, 1860 accepted as Stygnocoris Douglas & Scott, 1865 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Lygaeidae (Family)

Stygonectes
     Stygonectes Hay, 1902 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Crangonyctidae (Family)
     Stygonectes Chappuis, 1943 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Isopoda incertae sedis (Family)

Stygonitocrella
     Stygonitocrella Reid, Hunt & Stanley, 2003 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Harpacticoida (awaiting allocation) (Family)
     Stygonitocrella Petkovski, 1976 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Ameiridae (Family)

Stygothelphusa
     Stygothelphusa Ng, 1989 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Gecarcinucidae (Family)
 Stygothelphusa Álvarez & Villalobos, 1991 accepted as Villalobosius Ng & Low, 2010 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Pseudothelphusidae (Family)

Stylactis
     Stylactis Allman, 1864 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Hydractiniidae (Family)
     Stylactis Ehrenberg, 1872 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Stylangia
     Stylangia Fromentel, 1857 † · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Scleractinia (awaiting allocation) (Family)
 Stylangia Reuss, 1874 † accepted as Reussangia Wells, 1937 † · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Rhizangiidae (Family)

Stylaraea
     Stylaraea Seebach, 1866 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Tabulata (Order) > Tabulata (awaiting allocation) (Family)
     Stylaraea Milne Edwards & Haime, 1851 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Poritidae (Family)

Stylaria
     Stylaria Lamarck, 1816 · Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Haplotaxida (Order) > Naididae (Family)
     Stylaria Hooker · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > (Order) > Bacillariophyceae incertae sedis (Family)

Stylaroides
 Stylaroides [auctt. misspelling] accepted as Stylarioides Delle Chiaje, 1831 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Flabelligerida (Order) > Flabelligeridae (Family)
 Stylaroides Quatrefages, 1849 accepted as Stylarioides Delle Chiaje, 1831 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Flabelligerida (Order) > Flabelligeridae (Family)

Stylastraea
     Stylastraea Lonsdale in Murchison & Murchison, 1845 † · Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Rugosa (Order) > Rugosa (awaiting allocation) (Family)
     Stylastraea Fromentel, 1861 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Stylia
     Stylia Robineau-Desvoidy, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tephritidae (Family)
 Stylia Jousseaume, 1884 † accepted as Epetrium Harris & Burrows, 1891 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)

Stylidium
     Stylidium Eichwald, 1855 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Stylidium Dall in Bartsch, 1907 accepted as Neostylidium Doweld, 2013 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Cerithiidae (Family)
     Stylidium O. Swartz ex Willdenow, 1805 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Stylidiaceae (Family)
 Stylidium Loureiro, 1790 accepted as Alangium Lamarck, 1783 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cornales (Order) > Cornaceae (Family)

Stylifer
 Stylifer Broderip in Sowerby, 1832 accepted as Stilifer Broderip [in Broderip & Sowerby I], 1832 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ptenoglossa (Order) > Eulimidae (Family)
 Stylifer Cossmann, 1921 accepted as Stilifer Broderip [in Broderip & Sowerby I], 1832 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ptenoglossa (Order) > Eulimidae (Family)

Styliger
 Styliger Gray, 1840 accepted as Stilifer Broderip [in Broderip & Sowerby I], 1832 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ptenoglossa (Order) > Eulimidae (Family)
 Styliger Oken, 1832 accepted as Stiliger Ehrenberg, 1828 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sacoglossa (Order) > Limapontiidae (Family)

Stylina
     Stylina Lamarck, 1816 † · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Stylinidae (Family)
     Stylina H. Sydow in E. Fischer, 1921 · Fungi (Kingdom) > Basidiomycota (Phylum) > Exobasidiomycetes (Class) > Exobasidiales (Order) > Graphiolaceae (Family)
 Stylina Fleming, 1828 accepted as Pelseneeria Koehler & Vaney, 1908 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ptenoglossa (Order) > Eulimidae (Family)

Styliola
     Styliola Gray, 1847 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Thecosomata (Order) > Creseidae (Family)
     Styliola Blainville, 1827 accepted as Styliola Gray, 1847 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Thecosomata (Order) > Creseidae (Family)

Stylobasis
     Stylobasis Hampson in Romanoff, 1901 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
 Stylobasis Schwabe MS accepted as Rivularia C.A. Agardh ex Bornet & Flahault, 1886 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Nostocales (Order) > Rivulariaceae (Family)

Stylobates
     Stylobates E.M. Fries, 1837 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricales incertae sedis (Family)
     Stylobates Dall, 1903 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Actiniaria (Order) > Actiniidae (Family)

Styloceras
     Styloceras Reverdin, 1919 · Chromista (Kingdom) > Ochrophyta (Phylum) > Chrysophyceae (Class) > Chromulinales (Order) > Stylococcaceae (Family)
     Styloceras Ratzeburg, 1844 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)
     Styloceras Kunth ex A.H.L. Jussieu, 1824 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Buxales (Order) > Buxaceae (Family)
     Styloceras Pascher, 1922 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Styloceria
     Styloceria Enderlein, 1936 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
 Styloceria Enderlein, 1934 accepted as Ceriana Rafinesque, 1815 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)

Styloceros
     Styloceros Meyrick, 1904 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Styloceros Gloger, 1841 accepted as Muntiacus Rafinesque, 1815 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Cervidae (Family)

Stylocerus
 Stylocerus Smith, 1827 accepted as Muntiacus Rafinesque, 1815 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Cervidae (Family)
 Stylocerus Ratzeburg, 1848 accepted as Stylocerus Ratzeburg, 1848 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)

Stylochopsis
 Stylochopsis Collingwood, 1876 accepted as Pseudoceros Lang, 1884 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Polycladida (Order) > Pseudocerotidae (Family)
 Stylochopsis Stimpson, 1857 accepted as · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Polycladida (Order) > Stylochidae (Family)

Stylochus
     Stylochus Ehrenberg, 1831 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Polycladida (Order) > Stylochidae (Family)
 Stylochus Marcus & Marcus, 1968 accepted as Stylochus Ehrenberg, 1831 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Polycladida (Order) > Stylochidae (Family)

Stylocoma
     Stylocoma Lioy, 1864 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
 Stylocoma Gruber, 1884 accepted as Gruberella Page, 1983 · Protozoa (Kingdom) > Amoebozoa (Phylum) > (Class) > Schizopyrenida (Order) > Orodruinidae (Family)

Stylocora
     Stylocora Reuss, 1872 † · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Scleractinia (awaiting allocation) (Family)
     Stylocora Fromentel in d'Orbigny, 1887 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Stylocordyla
     Stylocordyla Thomson, 1873 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Hadromerida (Order) > Stylocordylidae (Family)
     Stylocordyla Thomson, 1870 accepted as Stylocordyla Thomson, 1873 (nomen nudum)· Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Hadromerida (Order) > Stylocordylidae (Family)

Stylocyathus
     Stylocyathus d'Orbigny, 1849 † · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Scleractinia (awaiting allocation) (Family)
     Stylocyathus Reuss, 1856 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Stylocyathus Reuss, 1855 accepted as Conocyathus d'Orbigny, 1849 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Turbinoliidae (Family)

Stylodictyon
     Stylodictyon Haeckel, 1887 (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Polycystinea (awaiting allocation) (Order) > Radiolaria (awaiting allocation) (Family)
     Stylodictyon Nicholson & Murie, 1878 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Stylodiscus
 Stylodiscus J.J. Bennett in J.J. Bennett & R. Brown, 1840 accepted as Bischofia Blume, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Phyllanthaceae (Family)
     Stylodiscus Haeckel, 1887 (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Polycystinea (awaiting allocation) (Order) > Radiolaria (awaiting allocation) (Family)

Stylodon
     Stylodon Rafinesque, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Verbenaceae (Family)
     Stylodon Owen, 1866 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
     Stylodon Beck, 1837 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Acavidae (Family)

Stylolepis
     Stylolepis J.G.C. Lehmann, 1828 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Stylolepis Yamaguti, 1959 accepted as Cladogynia Baer, 1937 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Hymenolepididae (Family)

Stylomyia
     Stylomyia Westwood, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Conopidae (Family)
     Stylomyia Van der Wulp, 1869 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Stylonema
     Stylonema Reinsch, 1875 · Plantae (Kingdom) > Rhodophyta (Phylum) > Stylonematophyceae (Class) > Stylonematales (Order) > Stylonemataceae (Family)
     Stylonema Perner in Barrande, 1907 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda incertae sedis (Order) > Loxonematidae (Family)
 Stylonema (A.P. de Candolle) O. Kuntze, 1891 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Stylonites
     Stylonites Gerth, 1921 † · Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Favositida (Order) > Pseudofavositidae (Family)
     Stylonites E.M. Fries, 1848 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Myxomycetes (Class) > (Order) > (Family)

Stylonotus
     Stylonotus Olfers, 1907 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > (Order) > Collembola (awaiting allocation) (Family)
     Stylonotus Needham, 1909 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Ascalaphidae (Family)

Stylophora
     Stylophora † · Animalia (Kingdom) > Echinodermata (Phylum) > Stylophora (Class) > (Order) > (Family)
 Stylophora Menge, 1866 accepted as Diplostyla Emerton, 1882 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Linyphiidae (Family)
     Stylophora Schweigger, 1820 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Pocilloporidae (Family)
     Stylophora Robineau-Desvoidy, 1830 accepted as Stylophora Robineau-Desvoidy, 1830 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)

Stylophorus
     Stylophorus Roth, 1901 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Notoungulata (Order) > Isotemnidae (Family)
 Stylophorus Berthold in Latreille, 1827 accepted as Stylephorus Shaw, 1791 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Lampriformes (Order) > Stylephoridae (Family)
 Stylophorus Hesse, 1879 accepted as Charopinus Krøyer, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Siphonostomatoida (Order) > Lernaeopodidae (Family)

Stylophthalmoides
     Stylophthalmoides Sanzo, 1915 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Stylophthalmoides Mazzarelli, 1912 accepted as Myctophum Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Myctophiformes (Order) > Myctophidae (Family)

Stylophyllum
     Stylophyllum Reuss, 1854 † · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Scleractinia (awaiting allocation) (Family)
 Stylophyllum Tolmatchoff, 1924 † accepted as Stelechophyllum Tolmatchoff, 1933 † · Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Rugosa (Order) > Lithostrotionidae (Family)
 Stylophyllum N.L. Britton & J.N. Rose, 1903 accepted as Dudleya N.L. Britton & J.N. Rose, 1903 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Crassulaceae (Family)

Stylopora
     Stylopora McCoy, 1948 † accepted as Stylina Lamarck, 1816 † (junior subjective synonym)· Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Stylinidae (Family)
 Stylopora Blainville, 1830 accepted as Stylophora Schweigger, 1820 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Pocilloporidae (Family)

Stylopyga
 Stylopyga Fischer de Waldheim, 1846 accepted as Blatta Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Blattidae (Family)
 Stylopyga Shelford, 1908 accepted as Duchailluia Rehn, 1933 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Blattidae (Family)
 Stylopyga Brunner von Wattenwyl, 1865 accepted as Neostylopyga Shelford, 1911 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Blattidae (Family)

Stylorhiza
     Stylorhiza Haeckel, 1880 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Stylorhiza Schmidt, 1880 accepted as Stylocordyla Thomson, 1873 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Hadromerida (Order) > Stylocordylidae (Family)

Stylorhynchus
 Stylorhynchus Stein, 1848 accepted as Stylocephalus Ellis, 1912 · Chromista (Kingdom) > Miozoa (Phylum) > Gregarinomorphea (Class) > Arthrogregarida (Order) > Stylocephalidae (Family)
     Stylorhynchus Lesson, 1847 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Accipitriformes (Order) > Accipitridae (Family)
     Stylorhynchus Martin, 1873 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Stylorhynchus Schneider, 1875 accepted as Stylocephalus Ellis, 1912 · Chromista (Kingdom) > Miozoa (Phylum) > Gregarinomorphea (Class) > Arthrogregarida (Order) > Stylocephalidae (Family)

Stylosoma
 Stylosoma Schaum, 1852 accepted as Systolosoma Solier in Gay, 1849 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Trachypachidae (Family)
 Stylosoma Berg, 1901 accepted as Stilosoma Brown, 1890 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)

Stylosphaeridium
     Stylosphaeridium L. Geitler & Gimesi, 1925 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Chlorangiellaceae (Family)
     Stylosphaeridium Pascher, 1925 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Stylospira
 Stylospira de Laubenfels, 1934 accepted as Rhabderemia Topsent, 1890 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Axinellida (Order) > Rhabderemiidae (Family)
     Stylospira Haeckel, 1862 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Stylotentus
     Stylotentus Schedl, 1939 accepted as Stylotentus Schedl, 1963 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Stylotentus Schedl, 1963 accepted as Hypothenemus Westwood, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Stylothrips
 Stylothrips Karny, 1926 accepted as Microcephalothrips Bagnall, 1926 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Thysanoptera (Order) > Thripidae (Family)
 Stylothrips Bondar, 1924 accepted as Retithrips Marchal, 1910 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Thysanoptera (Order) > Thripidae (Family)

Stylotrochus
     Stylotrochus Fromentel in d'Orbigny, 1887 † · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Caryophylliidae (Family)
 Stylotrochus Seguenza, 1876 † accepted as Iphitus Jeffreys, 1883 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ptenoglossa (Order) > Nystiellidae (Family)
     Stylotrochus Haeckel, 1862 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Stylurus
     Stylurus Needham, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Gomphidae (Family)
 Stylurus R.A. Salisbury ex J. Knight, 1809 accepted as Grevillea R. Brown ex J. Knight, 1809 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Proteales (Order) > Proteaceae (Family)
 Stylurus Rafinesque, 1817 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Ranunculaceae (Family)

Stylus
 Stylus Crosse, 1885 accepted as Stilus Jeffreys, 1885 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ptenoglossa (Order) > Cerithiopsidae (Family)
     Stylus Johnston, 1865 · Animalia (Kingdom) > Nemertea (Phylum) > Nemertea (awaiting allocation) (Class) > Nemertea (awaiting allocation) (Order) > Nemertea (awaiting allocation) (Family)

Stymphalus
     Stymphalus Budde-Lund, 1879 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Ligiidae (Family)
     Stymphalus Stål, 1866 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Styracodiplosis
 Styracodiplosis Tavares, 1925 accepted as Styraxdiplosis Tavares, 1915 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Cecidomyiidae (Family)
 Styracodiplosis Tavares, 1918 accepted as Styraxdiplosis Tavares, 1915 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Cecidomyiidae (Family)

Styracopterus
     Styracopterus Traquair, 1890 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Palaeonisciformes (Order) > Palaeonisciformes (awaiting allocation) (Family)
 Styracopterus Blandford, 1896 accepted as Styracoptinus Wood, 1967 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Styrax
     Styrax Westwood, 1875 accepted as Strongylium Kirby, 1819 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Styrax Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Styracaceae (Family)

Styx
     Styx Oppenheim, 1895 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Styx Staudinger, 1875 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Riodinidae (Family)
     Styx N.J. Norton & J.W. Hall, 1967 † · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)

Suarezia
 Suarezia Linnavuori & DeLong, 1978 accepted as Suarezilinna McKamey, 2003 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)
     Suarezia Budde-Lund, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Scleropactidae (Family)
     Suarezia Théry, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Suarezia Hering in Seitz, 1926 accepted as Salvatgea Griveaud, 1977 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
     Suarezia C.H. Dodson, 1989 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Suareziella
     Suareziella Mamet, 1954 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Coccidae (Family)
 Suareziella Cobos, 1965 accepted as Suareziella Cobos, 1965 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Eucnemidae (Family)

Suavitas
     Suavitas J. Rice, G.R. Rothwell, G. Mapes & R.H. Mapes, 1996 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Lycopodiopsida (Class) > Isoetales (Order) > Suavitasaceae (Family)
     Suavitas Pilsbry, 1926 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Sagdidae (Family)

Subancistrocerus
     Subancistrocerus Saussure, 1855 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Vespidae (Family)
 Subancistrocerus Blüthgen, 1938 accepted as Tachyancistrocerus Giordani Sorka, 1952 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Vespidae (Family)

Subantarctica
     Subantarctica Forster, 1956 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > Poduromorpha (Order) > Neanuridae (Family)
 Subantarctica Salmon, 1949 accepted as Friesea Dalla Torre, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > Poduromorpha (Order) > Neanuridae (Family)

Subcardinia
     Subcardinia Kolesnikov, 1980 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)
     Subcardinia Kolesnikov, 1974 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)

Subcoccinella
     Subcoccinella Guérin-Méneville, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
     Subcoccinella Huber, 1841 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)

Suberanthus
     Suberanthus A. Borhidi & M.Z. Fernandez, 1982 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Suberanthus Lendenfeld, 1898 accepted as Suberites Nardo, 1833 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Suberitida (Order) > Suberitidae (Family)

Suberella
 Suberella Thiele, 1905 accepted as Suberites Nardo, 1833 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Suberitida (Order) > Suberitidae (Family)
 Suberella Burton, 1929 accepted as Suberites Nardo, 1833 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Suberitida (Order) > Suberitidae (Family)

Suberia
 Suberia Studer, 1879 accepted as Iciligorgia Duchassaing, 1870 · Animalia (Kingdom) > Cnidaria (Phylum) > Octocorallia (Class) > Malacalcyonacea (Order) > Melithaeidae (Family)
     Suberia Gorodkov, 1962 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Heleomyzidae (Family)

Subioblatta
     Subioblatta Lin, 1978 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Archimylacridae (Family)
     Subioblatta Lin, 1982 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Blattodea (awaiting allocation) (Family)

Sublacuna
     Sublacuna Cossmann, 1899 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Sublacuna Pilsbry in Stearns & Pilsbry, 1895 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Sublacuna Thiele, 1912 accepted as Frovina Thiele, 1912 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Zerotulidae (Family)

Submazapilites
     Submazapilites Chappa, 1962 † accepted as Submazapilites Chappa, 1962 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Cephalopoda (awaiting allocation) (Order) > Cephalopoda (awaiting allocation) (Family)
     Submazapilites Chappa, 1964 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Cephalopoda (awaiting allocation) (Order) > Cephalopoda (awaiting allocation) (Family)

Subpenhsioceras
     Subpenhsioceras Shimizu & Obata, 1936 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Subpenhsioceras Shimizu & Obata, 1935 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Endocerida (Order) > Endocerida (awaiting allocation) (Family)

Subptychoceras
     Subptychoceras Shimizu, 1935, nom. nud. † accepted as Subptychoceras Shimizu, 1935 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Diplomoceratidae (Family)
     Subptychoceras Shimizu, 1935 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Diplomoceratidae (Family)

Subsaltusaphis
     Subsaltusaphis Quednau in Börner, 1952 accepted as Subsaltusaphis Quednau, 1953 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphididae (Family)
     Subsaltusaphis Quednau, 1953 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphididae (Family)

Subtentyrina
     Subtentyrina Koch, 1939 accepted as Subtentyrina Löbl & Merkl, 2003 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Subtentyrina Löbl & Merkl, 2003 accepted as (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Subula
 Subula Meigen, 1820 accepted as Xylomya Rondani, 1861 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Xylomyidae (Family)
 Subula Lesson, 1842 accepted as Mazama Rafinesque, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Cervidae (Family)
 Subula Schumacher, 1817 accepted as Terebra Bruguière, 1789 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Terebridae (Family)

Subularia
 Subularia Monterosato, 1884 accepted as Eulima Risso, 1826 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ptenoglossa (Order) > Eulimidae (Family)
 Subularia Oppliger, 1921 † accepted as Oppligera de Laubenfels in Moore, 1955 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Poecilosclerida (Order) > Poecilosclerida (awaiting allocation) (Family)
 Subularia Boehmer in C.G. Ludwig, 1760 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Plantaginaceae (Family)
     Subularia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
 Subularia Forsskål, 1775 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Subulina
     Subulina Beck, 1837 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Subulinidae (Family)
     Subulina Schmidt, 1851 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Subulona
     Subulona Martens, 1889 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Subulona Martens, 1895 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Subzebrinus
     Subzebrinus Gude, 1914 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Subzebrinus Westerlund, 1887 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Enidae (Family)

Suca
     Suca Navás, 1921 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Neuroptera (awaiting allocation) (Family)
 Suca Temminck, 1815 accepted as Sula Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Suliformes (Order) > Sulidae (Family)

Succinia
     Succinia Gray in Turton, 1840 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Succinia Oken, 1829 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Sucinoptinus
     Sucinoptinus Bellés, 2007 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ptinidae (Family)
     Sucinoptinus Bellés & Vitali, 2007 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ptinidae (Family)

Suctobelba
     Suctobelba Jacot, 1937 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
     Suctobelba Paoli, 1908 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Suctobelbidae (Family)

Sudania
     Sudania Werner & Gayet, 1997 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Sarcopterygii (Class) > Polypteriformes (Order) > Polypteriformes (awaiting allocation) (Family)
     Sudania Hampson in Romanoff, 1901 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)

Sudis
 Sudis Cuvier, 1816 accepted as Arapaima Müller, 1843 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Osteoglossiformes (Order) > Arapaimidae (Family)
     Sudis Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Aulopiformes (Order) > Paralepididae (Family)

Suensonia
     Suensonia Brundin, 1896 accepted as Cespitularia Milne Edwards & Haime, 1850 (junior subjective synonym)· Animalia (Kingdom) > Cnidaria (Phylum) > Octocorallia (Class) > Malacalcyonacea (Order) > Xeniidae (Family)
 Suensonia Bernhauer, 1936 accepted as Atheta Thomson, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Suessia
     Suessia S.J. Morbey, 1975 † · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Suessiales (Order) > Suessiaceae (Family)
     Suessia Eudes-Deslongchamps, 1855 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Suessiidae (Family)

Suezia
 Suezia Gurney, 1927 accepted as Ridgewayia Thompson & Scott in Herdman, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Calanoida (Order) > Pseudocyclopidae (Family)
 Suezia Smith, 1957 accepted as Suezichthys Smith, 1958 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Labridae (Family)

Sugitania
     Sugitania Matsumura, 1926 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Sugitania Kuroda, 1958 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Horaiclavidae (Family)

Sugiyamaella
     Sugiyamaella Kurtzman & Robnett, 2007 · Fungi (Kingdom) > Ascomycota (Phylum) > Saccharomycetes (Class) > Saccharomycetales (Order) > Trichomonascaceae (Family)
     Sugiyamaella Yabe & Minato, 1944 † · Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Stauriida (Order) > Lophophyllidae (Family)

Suillus
 Suillus S.F. Gray, 1821 accepted as Boletus E.M. Fries, 1821 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Boletales (Order) > Boletaceae (Family)
 Suillus P.A. Karsten, 1882 accepted as Gyroporus Quélet, 1886 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Boletales (Order) > Gyroporaceae (Family)
 Suillus (Haller) O. Kuntze, 1898 accepted as Boletus E.M. Fries, 1821 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Boletales (Order) > Boletaceae (Family)
 Suillus P. Micheli ex Adanson, 1763 accepted as Boletus E.M. Fries, 1821 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Boletales (Order) > Boletaceae (Family)
 Suillus Catesby, 1771 accepted as Lachnolaimus Cuvier, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Labridae (Family)

Sulaimania
     Sulaimania Lehtinen, 1981 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Tetrablemmidae (Family)
     Sulaimania I.C. Hedge & K.H. Rechinger in K.H. Rechinger et al., 1982 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)
     Sulaimania Gunnell, Gingerich, Ul-Haq, Bloch, Khan & Clyde, 2008 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Adapiformes incertae sedis (Family)

Sulcataria
 Sulcataria Rafinesque, 1831 accepted as Sulcularia Rafinesque, 1831 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Unionoida (Order) > Unionidae (Family)
     Sulcataria Cooper & Grant, 1969 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Rugosochonetidae (Family)

Sulcicollis
 Sulcicollis Sahlberg, 1913 accepted as Chrysolina Motschoulsky in Schrenck, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Sulcicollis Klug, 1833 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Sulcimerus
 Sulcimerus Arnett, 1955 accepted as Meristhus Candèze, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
     Sulcimerus Fleutiaux, 1947 accepted as Sulcimerus Arnett, 1955 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Sulcomitrella
     Sulcomitrella Habe, 1958 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Columbellidae (Family)
     Sulcomitrella Kuroda, Habe & Oyama, 1971 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Columbellidae (Family)

Sulcospora
 Sulcospora J. Kohlmeyer & B. Volkmann-Kohlmeyer, 1993 accepted as Aropsiclus J. Kohlmeyer & B. Volkmann-Kohlmeyer, 1994 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Xylariales (Order) > Xylariales incertae sedis (Family)
     Sulcospora R.A. Shoemaker & C.E. Babcock, 1989 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Pleosporales (Order) > Phaeosphaeriaceae (Family)

Sulcularia
 Sulcularia Rafinesque, 1831 accepted as Lasmigona Rafinesque, 1831 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Unionoida (Order) > Unionidae (Family)
 Sulcularia Dall, 1921 accepted as Sulcoretusa J. Q. Burch, 1945 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cephalaspidea (Order) > Retusidae (Family)

Sulculus
     Sulculus H. Adams & A. Adams, 1854 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Haliotidae (Family)
     Sulculus Ding & Chen in Chen & Ding, 2002 accepted as Mahmutkashgaria Koçak & Kemal, 2008 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Delphacidae (Family)

Sulcuna
     Sulcuna Jones, Kirkby & Brady, 1874 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Myodocopida (Order) > Cypridinelliformidae (Family)
     Sulcuna Jones, 1873 † accepted as Sulcuna Jones, 1873 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Myodocopida (Order) > Cypridinelliformidae (Family)

Sulla
 Sulla Lesson, 1837 accepted as Sula Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Suliformes (Order) > Sulidae (Family)
     Sulla Kessel, ? 1937 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Sulla Medikus, 1787 accepted as Hedysarum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Sullivania
     Sullivania O. Varol, 1992 † · Chromista (Kingdom) > Haptophyta (Phylum) > Coccolithophyceae (Class) > Coccolithales (Order) > Coccolithaceae (Family)
     Sullivania Palmer, 1947 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Turridae (Family)
     Sullivania F. von Mueller, 1882 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Sullivania Čerňanský, Tabuce & Vidalenc, 2023 † accepted as Sullivanosaurus Čerňanský, Tabuce & Vidalenc, 2023 † (junior homonym)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Anguidae (Family)

Sumatrillo
 Sumatrillo Herold, 1931 accepted as Sumatrillo Taiti, Paoli & Ferrara, 1998 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Armadillidae (Family)
     Sumatrillo Taiti, Paoli & Ferrara, 1998 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Isopoda (awaiting allocation) (Family)

Sunamphitoe
     Sunamphitoe Bate, 1856 accepted as Sunamphitoe Bate, 1857 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Ampithoidae (Family)
     Sunamphitoe Bate, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Ampithoidae (Family)

Sunamphitoë
     Sunamphitoë Bate, 1856 accepted as Sunamphitoe Bate, 1857 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Ampithoidae (Family)
 Sunamphitoë Bate, 1857 accepted as Sunamphitoe Bate, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Ampithoidae (Family)

Sundholmia
     Sundholmia Szabó, 1966 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Scelionidae (Family)
 Sundholmia Ślipiński & Escalona, 2016 accepted as Allensundholmia Ślipiński & Escalona in Ślipiński, 2016 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Sunettina
     Sunettina Pfeiffer in Martini & Chemnitz, 1869 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)
 Sunettina Jousseaume, 1891 accepted as Cyclosunetta Fischer-Piette, 1939 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)

Sunius
     Sunius Stephens, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Sunius Stephens, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Sunius Erichson, 1839 accepted as Astenus Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Sunkus
 Sunkus Sundevall, 1843 accepted as Suncus Ehrenberg, 1833 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Soricomorpha (Order) > Soricidae (Family)
 Sunkus Sélys, 1839 accepted as Suncus Ehrenberg, 1833 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Soricomorpha (Order) > Soricidae (Family)

Superstes
     Superstes Finlay & Marwick, 1937 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Acteonidae (Family)
 Superstes Hugel, 2012 accepted as Metioche Stål, 1877 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Trigonidiidae (Family)

Suphisellus
     Suphisellus Zimmermann, 1921 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dytiscidae (Family)
     Suphisellus Crotch, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Noteridae (Family)

Surenus
     Surenus Distant, 1901 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Surenus O. Kuntze, 1891 accepted as Toona (Endlicher) M.J. Roemer, 1846 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Meliaceae (Family)

Surina
     Surina Walker in Chapman, 1869 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Surina de Jong, 1983 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)

Suringaria
 Suringaria Kylin, 1940 accepted as Suringariella H.B.S. Womersley & A. Bailey in H.B.S. Womersley, 1987 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Ectocarpales (Order) > Chordariaceae (Family)
     Suringaria Pierre, 1886 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericales (awaiting allocation) (Family)

Susa
 Susa Wagler, 1830 accepted as Platanista Wagler, 1830 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Platanistidae (Family)
     Susa Audy & Nadchatram, 1960 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Trombiculidae (Family)

Sushkinia
     Sushkinia Martynov, 1930 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Permagrionidae (Family)
     Sushkinia Tugarinov, 1935 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Susteraia
     Susteraia Bechyně, 1950 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Susteraia Boucek, 1972 accepted as Yusufia Koçak & Kemal, 2008 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)

Suterella
 Suterella Dybas, 1961 accepted as Suterina Dybas, 1980 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ptiliidae (Family)
     Suterella Iredale, 1915 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helicarionidae (Family)

Suteria
 Suteria A.P. de Candolle, 1830 accepted as Psychotria Linnaeus, 1759 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
     Suteria Pilsbry, 1892 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Charopidae (Family)

Sutherlandia
     Sutherlandia Cocke & Bowsher, 1968 † · Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Tabulata (Order) > Favositidae (Family)
 Sutherlandia R. Brown ex W.T. Aiton, 1812 accepted as Lessertia A.P. de Candolle, 1802 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Sutherlandia J.F. Gmelin, 1791 accepted as Sutherlandia J.F. Gmelin, 1791 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)

Sutra
 Sutra Oken, 1838 accepted as Lutra Brisson, 1762 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Mustelidae (Family)
 Sutra Elliot, 1874 accepted as Enhydra Fleming, 1822 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Mustelidae (Family)

Suttonia
 Suttonia H.C. Evans, 1984 accepted as · Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)
     Suttonia Smith, 1953 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Serranidae (Family)
 Suttonia A. Richard in Dumont d'Urville, 1832 accepted as Myrsine Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Primulaceae (Family)
 Suttonia Lunaschi, 2002 accepted as Gymnoacetabulum Lunaschi & Drago, 2007 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Plagiorchiida (Order) > Lecithodendriidae (Family)
 Suttonia S. Ahmad, 1961 accepted as Suttoniella S. Ahmad, 1961 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Suzukia
     Suzukia Kudo, 1930 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)
 Suzukia Matsumura, 1921 accepted as Suzukiana Sugi, 1976 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Notodontidae (Family)
 Suzukia Wen, 1999 accepted as Suzukicesa Koçak & Kemal, 2008 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Walchiidae (Family)
 Suzukia Okamoto, 1913 accepted as Isoperla Banks, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Plecoptera (Order) > Perlodidae (Family)

Svalbardia
     Svalbardia O.A. Høeg, 1942 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Progymnospermopsida (Class) > Archaeopteridales (Order) > Archaeopteridaceae (Family)
     Svalbardia Thor, 1930 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Humerobatidae (Family)
     Svalbardia Barkhatova, 1970 † accepted as Brachiosvalbardia Ceccolini & Cianferoni, 2022 † (junior homonym)· Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Rugosochonetidae (Family)

Svanetia
     Svanetia Hesse, 1926 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Svanetia Shengeliya & Dlabola, 1964 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Svarciella
 Svarciella Rohácek, 1983 accepted as Minilimosina Rohácek, 1983 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sphaeroceridae (Family)
     Svarciella Rohácek, 1982 accepted as Svarciella Rohácek, 1983 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sphaeroceridae (Family)

Svenia
     Svenia Alberti, 1954 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Svenia Brotzen, 1937 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lagenida (Order) > Nodosariidae (Family)

Svetlania
     Svetlania † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Rugosa (Order) > Rugosa (awaiting allocation) (Family)
     Svetlania Baranov, 1982 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Athyridida (Order) > Athyrididae (Family)

Svetlovia
     Svetlovia Chekanovskaya, 1975 · Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Haplotaxida (Order) > Naididae (Family)
     Svetlovia Perel, 1976 † (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Haplotaxida (Order) > Lumbricidae (Family)

Swainsonia
     Swainsonia H. Adams & A. Adams, 1853 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Mitridae (Family)
 Swainsonia accepted as Swainsona R.A. Salisbury, 1806 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Swammerdamia
     Swammerdamia Hübner, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Yponomeutidae (Family)
 Swammerdamia A.P. de Candolle, 1838 accepted as Ozothamnus R. Brown, 1817 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Swartzia
     Swartzia Schreber, 1791 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Swartzia J.F. Gmelin, 1791 accepted as Solandra O. Swartz, 1787 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Solanaceae (Family)
 Swartzia S.E. Bridel, 1801 accepted as · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Dicranales (Order) > Ditrichaceae (Family)

Sweetia
     Sweetia K.P.J. Sprengel, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Sweetia A.P. de Candolle, 1825 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Swertia
     Swertia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Gentianaceae (Family)
 Swertia Boehmer in Ludwig, 1760 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Swynnertonia
     Swynnertonia Roberts, 1922 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Muscicapidae (Family)
 Swynnertonia S. Moore, 1908 accepted as Neoschumannia Schlechter, 1905 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)

Syagrus
     Syagrus Chapuis in Lacordaire, 1874 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Syagrus C.F.P. Martius, 1824 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Arecales (Order) > Arecaceae (Family)

Sybilla
     Sybilla Thomson, 1864 accepted as Sibylla Thomson, 1858 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Sybilla Saussure, 1899 accepted as Sibylla Stål, 1856 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mantodea (Order) > Hymenopodidae (Family)

Sybines
 Sybines Latreille, 1829 accepted as Sibinia Germar, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Sybines Lucas, 1849 accepted as Sibinia Germar, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Sychnogonia
 Sychnogonia Trevisan, 1860 accepted as Thelopsis Nylander, 1855 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Ostropales (Order) > Ostropales incertae sedis (Family)
 Sychnogonia Körber, 1855 accepted as Muellerella Hepp, 1862 · Fungi (Kingdom) > Ascomycota (Phylum) > Eurotiomycetes (Class) > Verrucariales (Order) > Verrucariaceae (Family)

Sychnotylenchus
     Sychnotylenchus Rühm, 1956 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Panagrolaimida (Order) > Sychnotylenchidae (Family)
     Sychnotylenchus Rühm, 1955 accepted as Sychnotylenchus Rühm, 1956 (nomen nudum)· Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Panagrolaimida (Order) > Sychnotylenchidae (Family)

Sycidium
 Sycidium accepted as Sicydium Valenciennes in Cuvier & Valenciennes, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Gobiidae (Family)
     Sycidium Haeckel, 1869 (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)
     Sycidium G. Sandberger, 1849 † · Plantae (Kingdom) > Charophyta (Phylum) > Charophyceae (Class) > Sycidiales (Order) > Sycidiaceae (Family)

Sycionia
 Sycionia Hübner, 1826 accepted as Heliconius Kluk, 1780 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
 Sycionia accepted as Sicyonia H. Milne Edwards, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Penaeidae (Family)

Sycocarpus
 Sycocarpus N.L. Britton, 1887 accepted as Guarea F. Allamand ex Linnaeus, 1771 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Meliaceae (Family)
     Sycocarpus Haeckel, 1872 (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)

Sycocrinites
     Sycocrinites Austin, 1843 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Cladida (Order) > Cladida (awaiting allocation) (Family)
     Sycocrinites Austin, 1842 † accepted as Sycocrinites Austin, 1843 † (nomen nudum)· Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Cladida (Order) > Cladida (awaiting allocation) (Family)

Sycocystis
 Sycocystis Haeckel, 1870 accepted as Sycon Risso, 1827 · Animalia (Kingdom) > Porifera (Phylum) > Calcarea (Class) > Sycettida (Order) > Syconidae (Family)
 Sycocystis Haeckel, 1896 † accepted as Sycocystis Haeckel, 1896 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)

Sycodendron
 Sycodendron Haeckel, 1870 accepted as Sycon Risso, 1827 · Animalia (Kingdom) > Porifera (Phylum) > Calcarea (Class) > Sycettida (Order) > Syconidae (Family)
 Sycodendron N. Rojas Acosta, 1918 accepted as Ficus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Moraceae (Family)

Sycophaga
     Sycophaga Westwood, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)
 Sycophaga Winge, 1892 accepted as Pygoderma Peters, 1863 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Phyllostomidae (Family)

Sycophila
     Sycophila Walker, 1871 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Agaonidae (Family)
 Sycophila Welwitsch ex Van Tieghem, 1894 accepted as Helixanthera Loureiro, 1790 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Loranthaceae (Family)

Sycopsis
     Sycopsis Conrad, 1867 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Busyconidae (Family)
     Sycopsis D. Oliver, 1860 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Hamamelidaceae (Family)

Sycoscapter
     Sycoscapter Westwood, 1883 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Sycoscapter Saunders, 1883 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Agaonidae (Family)

Sycotypus
 Sycotypus Gill, 1867 † accepted as Busycotypus Wenz in Schindewolf, 1943 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Buccinidae (Family)
 Sycotypus Gray, 1847 accepted as Ficus Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Ficidae (Family)

Sycum
 Sycum Bayle, 1880 † accepted as Sycostoma Cox, 1931 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Melongenidae (Family)
 Sycum Agassiz, 1846 accepted as Sycon Risso, 1827 · Animalia (Kingdom) > Porifera (Phylum) > Calcarea (Class) > Sycettida (Order) > Syconidae (Family)

Sydonops
 Sydonops Lendenféld, 1894 accepted as Sidonops Sollas, 1889 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Astrophorida (Order) > Geodiidae (Family)
 Sydonops Topsent, 1897 accepted as Geodia Lamarck, 1815 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Astrophorida (Order) > Geodiidae (Family)

Sykesia
     Sykesia Pomel, 1883 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Arbacioida (Order) > Arbaciidae (Family)
     Sykesia Gude, 1897 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Charopidae (Family)
 Sykesia Arnott, 1836 accepted as Gaertnera Lamarck, 1792 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Syletor
     Syletor Tschitscherin, 1899 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Syletor Jordan, 1919 accepted as Ophichthus Ahl, 1789 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Ophichthidae (Family)

Syllepis
     Syllepis Poey, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Crambidae (Family)
 Syllepis E.P.N. Fournier, 1886 accepted as Imperata Cyrillo, 1792 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Syllia
     Syllia Quatrefages, 1865 accepted as Syllia Quatrefages, 1865 (nomen nudum)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Syllidae (Family)
     Syllia Quatrefages in Quatrefages (Vaillant), 1866 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Syllidae (Family)

Sylline
 Sylline Claparède, 1864 accepted as Exogone Örsted, 1845 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Syllidae (Family)
 Sylline Grube, 1860 accepted as Myrianida Milne Edwards, 1845 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Syllidae (Family)

Syllitus
     Syllitus Pascoe, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Syllitus Thomson, 1864 accepted as Stenoderus Dejean, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Sylochelidon
     Sylochelidon Brehm, 1830 accepted as Sylochelidon Brehm, 1830 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Laridae (Family)
     Sylochelidon Brehm, 1831 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Laridae (Family)

Sylon
     Sylon Kröyer, 1855 accepted as Sylon M. Sars, 1870 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Akentrogonida (Order) > Clistosaccidae (Family)
     Sylon M. Sars, 1870 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Akentrogonida (Order) > Clistosaccidae (Family)

Sylvaella
 Sylvaella B.I. Tchuvashov, 1974 † accepted as · Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)
     Sylvaella Martynov, 1940 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Insecta (awaiting allocation) (Order) > Insecta (awaiting allocation) (Family)

Sylvania
     Sylvania Nuttall, 1832 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Sylvania Blyth, 1847 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Sylvanus
 Sylvanus Gistl, 1848 accepted as Melanophora Meigen, 1803 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Rhinophoridae (Family)
     Sylvanus Germar, 1824 accepted as Silvanus Latreille, 1804 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Silvanidae (Family)
     Sylvanus Virey, 1819 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cercopithecidae (Family)
     Sylvanus Rafinesque, 1815 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cebidae (Family)
 Sylvanus Oken, 1816 accepted as Macaca Lacepède, 1799 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cercopithecidae (Family)
     Sylvanus M. Huber, Langleit & Kreipl, 2015 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Tellinidae (Family)

Sylvestria
     Sylvestria Heidelberger, 2001 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Archaeogastropoda (Order) > Archaeogastropoda (awaiting allocation) (Family)
 Sylvestria Brian, 1903 accepted as Silvestria Brian, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Lernaeidae (Family)

Sylvia
 Sylvia Zalessky, 1937 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiidae (awaiting allocation) (Order) > Polypodiidae (awaiting allocation) (Family)
     Sylvia Nicolet in Gay, 1849 accepted as Sybota Simon, 1892 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Uloboridae (Family)
     Sylvia Scopoli, 1769 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sylviidae (Family)
     Sylvia Robineau-Desvoidy, 1830 accepted as Sylvia Robineau-Desvoidy, 1830 (nomen dubium)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Lauxaniidae (Family)

Sylvicola
     Sylvicola Eyton, 1836 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sylviidae (Family)
     Sylvicola Bogdanow, 1881 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Columbiformes (Order) > Columbiformes (awaiting allocation) (Family)
     Sylvicola Swainson, 1827 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Compsothlypidae (Family)
     Sylvicola Harris, 1776 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Anisopodidae (Family)
 Sylvicola Fatio, 1867 accepted as Microtus Schrank, 1798 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Cricetidae (Family)
     Sylvicola Blainville, 1837 accepted as Sylvicola Blainville, 1837 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Chiroptera (awaiting allocation) (Family)
     Sylvicola Hübner, 1810 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Sylviella
     Sylviella Eliášová, 2015 † · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Sylviellidae (Family)
 Sylviella Sundevall, 1872 accepted as Sylvietta Lafresnaye, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sylviidae (Family)

Symaethus
 Symaethus Agassiz, 1846 accepted as Symethis Weber, 1795 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Raninidae (Family)
 Symaethus Agassiz, 1846 [in Agassiz, 1842-1846] accepted as Atyaephyra de Brito Capello, 1867 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Atyidae (Family)

Symathetus
 Symathetus Dahl, 1823 accepted as Symathetus Dahl, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Symathetus Gistl, 1848 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Symbiodinium
 Symbiodinium Freudenthal, 1962 accepted as Zooxanthella Brandt, 1881 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Suessiales (Order) > Symbiodiniaceae (Family)
 Symbiodinium G. Hansen & N. Daugbjerg, 2009 accepted as Zooxanthella Brandt, 1881 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Suessiales (Order) > Symbiodiniaceae (Family)

Symbiotes
 Symbiotes Caparini, 1880 accepted as Epidermoptes Rivolta, 1876 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Epidermoptidae (Family)
     Symbiotes Philip, 1956 (Approved Lists, 1980) · Bacteria (Kingdom) > Proteobacteria (Phylum) > Alphaproteobacteria (Class) > Rickettsiales (Order) > Rickettsiales incertae sedis (Family)
 Symbiotes Gerlach, 1857 accepted as Chorioptes Gervais in Gervais & Beneden, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Psoroptidae (Family)
     Symbiotes Redtenbacher, 1849 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Endomychidae (Family)

Symblepharis
     Symblepharis Montagne, 1837 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Dicranales (Order) > Dicranaceae (Family)
 Symblepharis Ehrenberg, 1873 accepted as · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)

Symethis
     Symethis Weber, 1795 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Raninidae (Family)
 Symethis Guérin, 1831 accepted as Miletus Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)

Symethus
 Symethus Rafinesque, 1838 accepted as Convolvulus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Convolvulaceae (Family)
 Symethus Rafinesque, 1814 accepted as Atyaephyra de Brito Capello, 1867 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Atyidae (Family)

Symmachia
     Symmachia Sodovsky, 1837 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)
 Symmachia Brenske, 1892 accepted as Pseudosymmachia Dalla Torre, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Symmachia Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Riodinidae (Family)

Symmathetes
     Symmathetes McLachlan, 1867 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Neuroptera (awaiting allocation) (Family)
 Symmathetes Schönherr, 1848 accepted as Pantomorus Schönherr, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Symmerus
     Symmerus Walker, 1848 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ditomyiidae (Family)
 Symmerus Chapuis, 1866 accepted as Chaetastus Nunberg, 1953 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Symmorphus
     Symmorphus Wesmael, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Vespidae (Family)
     Symmorphus Gould, 1838 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Symphelos
     Symphelos auct. · Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > Poduromorpha (Order) > Onychiuridae (Family)
     Symphelos Rafinesque, 1820 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Symphemia
     Symphemia Rafinesque, 1818 accepted as Symphemia Rafinesque, 1818 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Symphemia Rafinesque, 1819 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Sympherta
     Sympherta Hulst, 1896 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Sympherta Förster, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)

Symphonia
     Symphonia Hampson, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Crambidae (Family)
     Symphonia Linnaeus f., 1782 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Clusiaceae (Family)

Symphyllia
 Symphyllia Milne Edwards & Haime, 1848 accepted as Lobophyllia de Blainville, 1830 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Lobophylliidae (Family)
     Symphyllia Baillon, 1858 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)

Symphylus
     Symphylus Dallas, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Scutelleridae (Family)
     Symphylus Förster, 1868 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Symphyostemon
 Symphyostemon Miers, 1842 accepted as Olsynium Rafinesque, 1836 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Iridaceae (Family)
 Symphyostemon Klotzsch in W.C.H. Peters, 1861 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Capparaceae (Family)

Symphysodon
     Symphysodon Dozy & Molkenboer, 1844 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Isobryales (Order) > Pterobryaceae (Family)
     Symphysodon Heckel, 1840 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Cichlidae (Family)

Sympiezotrachelus
 Sympiezotrachelus Marshall, 1925 accepted as Sympiezorhynchus Schönherr, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Sympiezotrachelus Voss, 1959 accepted as Piezotrachelus Schönherr, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)

Symplecta
     Symplecta Meigen, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Limoniidae (Family)
 Symplecta Carus, 1863 accepted as Hedruris Nitzsch in Ersch & Gruber, 1821 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Hedruridae (Family)

Sympodium
     Sympodium K.H.E. Koch, 1842 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
     Sympodium Ehrenberg, 1834 · Animalia (Kingdom) > Cnidaria (Phylum) > Octocorallia (Class) > Malacalcyonacea (Order) > Xeniidae (Family)

Symposiachrus
     Symposiachrus Bonaparte, 1854, nom. nud. accepted as Symposiachrus Bonaparte, 1854 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Monarchidae (Family)
     Symposiachrus Bonaparte, 1854 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Monarchidae (Family)

Synaema
     Synaema Förster, 1868 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Synaema Thorell, 1869 accepted as Synema Simon, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Thomisidae (Family)

Synagris
     Synagris Klein, 1775 accepted as Synagris Klein, 1775 (nomen dubium)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Sparidae (Family)
 Synagris Bleeker, 1876 accepted as Dentex Cuvier, 1814 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Sparidae (Family)
 Synagris Günther, 1859 accepted as Nemipterus Swainson, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Nemipteridae (Family)
     Synagris Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Vespidae (Family)
 Synagris Walbaum (ex Klein), 1792 accepted as Dentex Cuvier, 1814 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Sparidae (Family)

Synalissa
     Synalissa E.M. Fries, 1825 · Fungi (Kingdom) > Ascomycota (Phylum) > Lichinomycetes (Class) > Lichinales (Order) > Lichinaceae (Family)
     Synalissa Möschler, 1880 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Synanceia
 Synanceia Cloquet, 1827 accepted as Synanceia Bloch & Schneider, 1801 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Synanceiidae (Family)
     Synanceia Bloch & Schneider, 1801 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Synanceiidae (Family)

Synandra
     Synandra Nuttall, 1818 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)
 Synandra Schrader, 1821 accepted as Aphelandra R. Brown, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)

Synandrodaphne
 Synandrodaphne Meisner in Alph. de Candolle, 1864 accepted as Synandrodaphne Meisner in Alph. de Candolle, 1864 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Laurales (Order) > Lauraceae (Family)
     Synandrodaphne Gilg, 1915 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Thymelaeaceae (Family)

Synapha
     Synapha Meigen, 1818 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Mycetophilidae (Family)
 Synapha Hübner, 1826 accepted as Synapha Hübner, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Synaphe
 Synaphe Jones & Kirkby, 1896 † accepted as Chapmanatia Coryell, 1963 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda incertae sedis (Family)
 Synaphe Thomson, 1864 accepted as Synaphaeta Thomson, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Synaphe Hübner, 1825 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Synaphe Dulac, 1867 accepted as Catapodium Link, 1827 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Synaphia
 Synaphia Pagenstecher, 1900 accepted as Pteropygme Speiser, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Heliodinidae (Family)
 Synaphia M. Perty, 1849 accepted as · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Spondylomoraceae (Family)
     Synaphia C.G.D. Nees & T.F.L. Nees ex Reichenbach, 1841 · Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)

Synapsis
     Synapsis Förster, 1869 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Synapsis Grisebach, 1866 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Schlegeliaceae (Family)
     Synapsis Bates in Harold, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Synapta
     Synapta Eschscholtz, 1829 · Animalia (Kingdom) > Echinodermata (Phylum) > Holothuroidea (Class) > Apodida (Order) > Synaptidae (Family)
     Synapta Felder, 1865 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Synaptes
 Synaptes Adams, 1859 accepted as Syrrhaptes Illiger, 1811 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Pteroclidae (Family)
     Synaptes Gray, 1840 accepted as Synaptes Gray, 1840 (nomen nudum)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)

Synapticola
 Synapticola Malard, 1904 accepted as Devonia Winckworth, 1930 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Montacutidae (Family)
     Synapticola Voigt, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Synapticolidae (Family)

Synaptoneura
     Synaptoneura Konow, 1908 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Synaptoneura Pruvost, 1920 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Palaeodictyoptera (Order) > Palaeodictyoptera (awaiting allocation) (Family)

Synaptophyllum
     Synaptophyllum Simpson, 1900 † · Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Heliolitida (Order) > Pycnostylidae (Family)
     Synaptophyllum N.E. Brown, 1925 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Aizoaceae (Family)

Synasterope
     Synasterope Poulsen, 1965 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Myodocopida (Order) > Cylindroleberididae (Family)
     Synasterope Kornicker, 1975 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Myodocopida (Order) > Cylindroleberididae (Family)

Synauchenia
     Synauchenia Gross, 1932 † · Animalia (Kingdom) > Chordata (Phylum) > Placodermi (Class) > Arthrodira (Order) > Arthrodira (awaiting allocation) (Family)
     Synauchenia Jaeckel, 1919 † accepted as Synauchenia Gross, 1932 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Placodermi (Class) > Arthrodira (Order) > Arthrodira (awaiting allocation) (Family)

Synavea
     Synavea Emeljanov, 1995 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Derbidae (Family)
     Synavea Lallemand, 1955 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cercopidae (Family)

Syncera
 Syncera Lydekker, 1898 accepted as Syncerus Hodgson, 1847 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)
     Syncera Gray, 1821 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Trochidae (Family)

Synchaeta
     Synchaeta Ehrenberg, 1832 · Animalia (Kingdom) > Rotifera (Phylum) > Monogononta (Class) > Ploima (Order) > Synchaetidae (Family)
     Synchaeta M.E. Kirpicznikov in M.E. Kirpicznikov & L.A. Kuprijanova, 1950 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Synchelidium
     Synchelidium Sars, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Oedicerotidae (Family)
     Synchelidium Norman, 1895 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)

Synchloe
     Synchloe Hübner, 1818 accepted as Pontia Fabricius, 1807 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pieridae (Family)
 Synchloe Doubleday in Doubleday & Westwood, 1847 accepted as Chlosyne Butler, 1870 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)

Synchyta
 Synchyta Agassiz, 1846 accepted as Synchita Hellwig, 1792 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Zopheridae (Family)
 Synchyta Villa & Villa, 1833 accepted as Synchita Hellwig, 1792 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Zopheridae (Family)

Synchytrium
 Synchytrium Kühn, 1865 accepted as Sarcocystis Lankester, 1882 · Chromista (Kingdom) > Miozoa (Phylum) > Coccidiomorphea (Class) > Eimeriida (Order) > Sarcocystidae (Family)
     Synchytrium de Bary & Woronin, 1863 · Fungi (Kingdom) > Chytridiomycota (Phylum) > Chytridiomycetes (Class) > Chytridiales (Order) > Synchytriaceae (Family)

Syncoelium
     Syncoelium F.G. Wallroth in M.J. Bluff & C.A. Fingerhuth, 1833 · Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)
     Syncoelium Looss, 1899 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Azygiida (Order) > Syncoeliidae (Family)

Syncopacma
     Syncopacma Meyrick, 1925 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Gelechiidae (Family)
 Syncopacma Meyrick, 1938 accepted as Harmaclona Busck, 1914 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tineidae (Family)

Syncoryne
     Syncoryne R. Nielsen & P.M. Pedersen, 1977 · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Ulvales (Order) > Ulvellaceae (Family)
 Syncoryne Steenstrup, 1842 accepted as Coryne Gaertner in Pallas, 1774 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Corynidae (Family)

Syncrotaula
 Syncrotaula Meyrick, 1937 accepted as Syncrotaulella Fletcher, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Yponomeutidae (Family)
     Syncrotaula Meyrick, 1933 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Syncrotus
     Syncrotus Bergroth, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pyrrhocoridae (Family)
 Syncrotus Horváth, 1910 accepted as Eoctenes Kirkaldy, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Polyctenidae (Family)

Syncuaria
     Syncuaria Sobolev in Skrjabin et al., 1949 (uncertain)· Animalia (Kingdom) > Nematoda (Phylum) > Nematoda (awaiting allocation) (Class) > Nematoda (awaiting allocation) (Order) > Nematoda (awaiting allocation) (Family)
     Syncuaria Gilbert, 1927 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Acuariidae (Family)

Syndemis
     Syndemis Hübner, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)
 Syndemis Herrich-Schäffer, 1851 accepted as Eucosma Hübner, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)

Syndesmis
     Syndesmis Francois, 1886 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Neorhabdocoela (Order) > Umagillidae (Family)
 Syndesmis Wallich in Roxburgh, 1824 accepted as Gluta Linnaeus, 1771 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Anacardiaceae (Family)
     Syndesmis Silliman, 1882 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Neorhabdocoela (Order) > Umagillidae (Family)

Syndesus
     Syndesus Macleay, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lucanidae (Family)
 Syndesus Gray in Griffith, 1832 accepted as Cardanus Westwood, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lucanidae (Family)

Syneches
     Syneches Walker, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Hybotidae (Family)
     Syneches Förster, 1868 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Synechops
 Synechops Voss, 1924 † accepted as Suniops Voss, 1929 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Synechops Marshall, 1919 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Synechostictus
 Synechostictus Jacobson, 1906 accepted as Bembidion Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Synechostictus Bedel, 1881 accepted as Bembidion Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Synedrella
 Synedrella F.E. Round & N.I. Maidana, 2001 accepted as Pseudostaurosira D.M. Williams & F.E. Round, 1988 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > Fragilariales (Order) > Staurosiraceae (Family)
     Synedrella J. Gaertner, 1791 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Synema
     Synema Simon, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Thomisidae (Family)
 Synema Dulac, 1867 accepted as Mercurialis Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)

Synergus
     Synergus Hartig in Germar, 1840 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Synergus Faust, 1895 accepted as Synergatus Berg, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Synergus Gistl, 1848 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Amiiformes (Order) > Amiidae (Family)

Syneta
     Syneta Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Syneta Eschscholtz in Mannerheim, 1843 accepted as Syneta Dejean, 1835 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Syngamus
     Syngamus Siebold, 1836 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Syngamidae (Family)
     Syngamus Rizhikov, 1950 (uncertain)· Animalia (Kingdom) > Nematoda (Phylum) > Nematoda (awaiting allocation) (Class) > Nematoda (awaiting allocation) (Order) > Nematoda (awaiting allocation) (Family)

Syngenes
     Syngenes Guiart, 1927 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Trypanorhyncha (Order) > Tentaculariidae (Family)
     Syngenes Kolbe, 1897 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Myrmeleontidae (Family)
 Syngenes Dollfus, 1930 accepted as Nybelinia Poche, 1926 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Trypanorhyncha (Order) > Tentaculariidae (Family)

Syngnathus
     Syngnathus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Syngnathiformes (Order) > Syngnathidae (Family)
 Syngnathus Rafinesque, 1810 accepted as Syngnathus Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Syngona
     Syngona Rye, 1873 accepted as Syggona Fåhraeus, 1870 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Syngona Champion, 1898 accepted as Syngona Rye, 1873 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Synia
     Synia Duponchel, 1845 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Synia Mulsant, 1850 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
     Synia M.D. Zalessky, 1934 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridophyta/Pteridospermophyta (unclassified foliage) (Class) > Pteridophyta/Pteridospermophyta (awaiting allocation) (Order) > Pteridophytes/Pteridosperms (awaiting allocation) (Family)

Syniella
     Syniella Kanev, 1980 † accepted as Synjaella Kanev, 1993 † (junior homonym)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Myalinida (Order) > Anadontellidae (Family)
     Syniella E.A. Reitlinger, 1948 † (uncertain)· Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Cyanophyceae (awaiting allocation) (Order) > Cyanophyceae (awaiting allocation) (Family)

Synnema
 Synnema Haast, 1873 accepted as Genyagnus Gill, 1861 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Uranoscopidae (Family)
 Synnema Bentham in Alph. de Candolle, 1846 accepted as Hygrophila R. Brown, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)

Synnotum
     Synnotum Pieper, 1881 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Epistomiidae (Family)
 Synnotum Hincks, 1886 accepted as Synnotum Hincks, 1886 · Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)

Synodites
     Synodites Förster, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
 Synodites Schmidt, 1893 accepted as Mesynodites Reichardt, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)

Synodon
 Synodon Minding, 1832 accepted as Synodon Minding, 1832 · Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Synodon Rafinesque, 1838 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Melastomataceae (Family)

Synodontella
     Synodontella Dossou & Euzet, 1993 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Monogenea (awaiting allocation) (Order) > Monogenea (awaiting allocation) (Family)
     Synodontella Dixon & Thériot, 1936 (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnobryales (Order) > Entodontaceae (Family)

Synodus
 Synodus Gronow, 1763 accepted as Synodus Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Aulopiformes (Order) > Synodontidae (Family)
     Synodus Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Aulopiformes (Order) > Synodontidae (Family)
     Synodus Latreille, 1828 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
     Synodus Ratzeburg, 1848 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Synodus Hong, 1982 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cupedidae (Family)
 Synodus Bloch & Schneider, 1801 accepted as Synodus Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Aulopiformes (Order) > Synodontidae (Family)

Synoicum
     Synoicum Lamarck, 1816 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Synoicum Phipps, 1774 · Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) > Aplousobranchia (Order) > Polyclinidae (Family)

Synonchiella
     Synonchiella Cobb, 1933 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Selachinematida (Order) > Selachinematidae (Family)
 Synonchiella Gerlach, 1952 accepted as Latronema Wieser, 1954 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Selachinematida (Order) > Choniolaimidae (Family)

Synonycha
     Synonycha Mulsant, 1850 accepted as Synonycha Chevrolat in Dejean, 1836 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
     Synonycha Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)

Synopeas
     Synopeas Förster, 1856 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Platygastridae (Family)
     Synopeas Jousseaume, 1889 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Subulinidae (Family)

Synophrys
 Synophrys Agassiz, 1846 accepted as Synophrys Agassiz, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Cynipidae (Family)
     Synophrys Agassiz, 1845 accepted as Synophrys Agassiz, 1845 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Synorchetes
     Synorchetes Voss, 1958 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Synorchetes Edwards & Vevers, 1975 accepted as Synorchestes Voss, 1958 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Synotis
     Synotis (C.B. Clarke) C. Jeffrey & Y.L. Chen, 1984 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Synotis Gloger, 1841 accepted as Barbastella Gray, 1821 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Vespertilionidae (Family)

Synphoria
     Synphoria Clarke, 1901 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Phacopida (Order) > Phacopida (awaiting allocation) (Family)
     Synphoria Delo, 1935 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Synsphaeridium
     Synsphaeridium Timofeev, 1966 † · Plantae (Kingdom) > Acritarcha (Phylum) > (Class) > (Order) > (Family)
     Synsphaeridium Playford · Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)
     Synsphaeridium Eisenack, 1965 † · Plantae (Kingdom) > Acritarcha (Phylum) > (Class) > (Order) > (Family)

Synsyllidia
     Synsyllidia Uchida, 2004 accepted as Synsyllidia Uchida in Uchida et al., 2019 (unavailable name)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Hesionidae (Family)
     Synsyllidia Uchida in Uchida et al., 2019 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Hesionidae (Family)

Syntarsus
 Syntarsus Fairmaire, 1869 accepted as Cerchanotus Erichson, 1845 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Zopheridae (Family)
     Syntarsus Raath, 1969 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Saurischia (Order) > Coelophysidae (Family)

Syntexis
 Syntexis Theissen, 1916 accepted as Mollisia (E.M. Fries) P.A. Karsten, 1871 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Helotiales incertae sedis (Family)
     Syntexis Rohwer, 1915 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Anaxyelidae (Family)

Synthlipsis
     Synthlipsis Kirkaldy, 1908 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)
     Synthlipsis A. Gray, 1849 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Syntomenus
 Syntomenus Blackwelder, 1952 accepted as Syntomenus Bernhauer, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Syntomenus Bernhauer, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Syntomocera
     Syntomocera Schiner, 1861 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
 Syntomocera Förster, 1878 accepted as Mesopolobus Westwood, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)

Syntomopterus
     Syntomopterus Bode, 1953 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > (Family)
     Syntomopterus Kjellesvig-Waering, 1961 † · Animalia (Kingdom) > Arthropoda (Phylum) > (Class) > Eurypterida (Order) > Eurypterida (awaiting allocation) (Family)

Syntomopus
     Syntomopus Guenée, 1837 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Syntomopus Walker, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)

Syntomoza
     Syntomoza Enderlein, 1937 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Syntomoza Enderlein, 1921 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Liviidae (Family)

Syntrophus
     Syntrophus Mountfort et al., 1984 · Bacteria (Kingdom) > Proteobacteria (Phylum) > Deltaproteobacteria (Class) > Syntrophobacterales (Order) > Syntrophaceae (Family)
     Syntrophus Marshall, 1956 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Synurus
     Synurus Harris, 2014 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Porcellidiidae (Family)
     Synurus Iljin, 1926 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Syphax
     Syphax Berendt, 1845 † accepted as Syphax Menge in Berendt, 1854 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Thomisidae (Family)
     Syphax Menge in Berendt, 1854 † · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Thomisidae (Family)
 Syphax A. Milne-Edwards, 1864 † accepted as Syphaxiella Schweitzer, Dworschak & Martin, 2011 † · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Xanthoidea (awaiting allocation) (Family)

Syphonia
 Syphonia Rafinesque, 1815 accepted as Tachyglossus Illiger, 1811 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Monotremata (Order) > Tachyglossidae (Family)
 Syphonia Parkinson, 1822 † accepted as Siphonia Parkinson, 1822 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Lithistida (Order) > Hallirhoidae (Family)
     Syphonia Kobelt, 1902 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Syphonostoma
     Syphonostoma Anon., 1820 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Polychaeta (awaiting allocation) (Order) > Polychaeta (awaiting allocation) (Family)
 Syphonostoma accepted as Siphonostoma Agassiz, 1846 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Syngnathiformes (Order) > Syngnathidae (Family)

Syrichtus
 Syrichtus Boisduval, 1834 accepted as Pyrgus Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)
     Syrichtus Hope, 1837 accepted as Syrictes Prell, 1936 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Syrictes
     Syrictes Prell, 1936 accepted as Kirprellius Allsopp, 2022 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Syrictes Jordan & Evermann, 1927 accepted as Syngnathus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Syngnathiformes (Order) > Syngnathidae (Family)

Syringa
     Syringa Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Oleaceae (Family)
 Syringa P. Miller, 1754 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Saxifragaceae (Family)

Syringella
     Syringella Nowinski, 1970 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Anthozoa (awaiting allocation) (Order) > (Family)
 Syringella Schmidt, 1868 accepted as Suberites Nardo, 1833 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Suberitida (Order) > Suberitidae (Family)

Syringidium
 Syringidium Lindau, 1922 accepted as Stenostephanus C.G.D. Nees in C.F.P. Martius, 1847 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)
     Syringidium Ehrenberg, 1845 · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)
 Syringidium Schmidt, 1880 accepted as Lefroyella Thomson, 1878 · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Hexactinosida (Order) > Euretidae (Family)

Syringites
     Syringites Zenker, 1835 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Syringites Herrmannsen, 1849 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Syringium
     Syringium Schrammen, 1912 † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)
     Syringium Principi, 1909 † · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Nassellaria (Order) > Nassellaria (awaiting allocation) (Family)

Syringocnema
     Syringocnema Orlowski, 1959 † · Animalia (Kingdom) > Porifera (Phylum) > Archaeocyatha (Class) > Archaeocyathida (Order) > Syringocnemididae (Family)
     Syringocnema Taylor, 1910 † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Archaeocyatha (Class) > Archaeocyatha (awaiting allocation) (Order) > Archaeocyatha (awaiting allocation) (Family)

Syringocystis
     Syringocystis Deng, 1966 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Anthozoa (awaiting allocation) (Order) > (Family)
     Syringocystis Klaamann, 1966 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Anthozoa (awaiting allocation) (Order) > (Family)

Syringodea
     Syringodea J.D. Hooker, 1873 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Iridaceae (Family)
 Syringodea D. Don, 1834 accepted as Ericoides Heister ex Fabricius, 1759 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)

Syringogyra
     Syringogyra J.F. Weisse, 1844 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Oscillatoriales (Order) > Oscillatoriaceae (Family)
     Syringogyra E.V. Eichwald, 1844 (uncertain)· Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)

Syringonomus
     Syringonomus Hope & Murphy, 1969 · Animalia (Kingdom) > Nematoda (Phylum) > Enoplea (Class) > Ironida (Order) > Leptosomatidae (Family)
     Syringonomus Kethley, 1970 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Syringophilidae (Family)

Syringophilus
     Syringophilus Hering, 1934 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Tenthredinidae (Family)
     Syringophilus Heller, 1880 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Syringophilidae (Family)

Syringophyllum
 Syringophyllum Grabau & Yoh, 1929 † accepted as Kwangsiphyllum Yoh, 1931 † · Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Rugosa (Order) > Lithostrotionidae (Family)
     Syringophyllum Milne-Edwards & Haime, 1850 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Syringophyllum Miller, 1889 † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)
     Syringophyllum L.Y. Budantsev & I.A. Ozerov, 2001 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Oleaceae (Family)

Syrinx
 Syrinx Forbes, 1841 accepted as Golfingia Lankester, 1885 · Animalia (Kingdom) > Sipuncula (Phylum) > Sipunculidea (Class) > Sipunculoidea (Order) > Sipunculidae (Family)
     Syrinx A.C.J. Corda, 1835 · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)
 Syrinx Bohadsch, 1761 accepted as Sipunculus Linnaeus, 1766 · Animalia (Kingdom) > Sipuncula (Phylum) > Sipunculidea (Class) > Sipunculoidea (Order) > Sipunculidae (Family)
     Syrinx Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Turbinellidae (Family)

Syrnia
 Syrnia Shaw, 1826 accepted as Surnia Duméril, 1805 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Strigiformes (Order) > Strigidae (Family)
     Syrnia Macgillivray, 1836 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Syrnia Hübner, 1821 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Syrphoides
     Syrphoides Evenhuis, 1983 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Bombyliidae (Family)
     Syrphoides Hippa, 1968 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)

Syrrhoe
     Syrrhoe Goës, 1866 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Synopiidae (Family)
     Syrrhoe Chevreux, 1908 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Synopiidae (Family)
     Syrrhoe Göes, 1865 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
     Syrrhoe Bode, 1953 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Odonata (awaiting allocation) (Family)

Syrrhophus
 Syrrhophus Cope, 1878 accepted as Eleutherodactylus Duméril & Bibron in Roret, 1841 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Leptodactylidae (Family)
     Syrrhophus Pascoe, 1865 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Systasis
     Systasis Walker, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)
     Systasis Griffith, 1849 (uncertain)· Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Pallaviciniales (Order) > Pallaviciniaceae (Family)

Systellogaster
     Systellogaster Hermann, 1926 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Systellogaster Gahan, 1917 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Systellorhynchus
 Systellorhynchus Lacordaire, 1866 accepted as Systellorhynchus Blanchard, 1849 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Anthribidae (Family)
     Systellorhynchus Blanchard, 1849 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Anthribidae (Family)

Systellothemis
     Systellothemis Handlirsch, 1939, nom. nud. † accepted as Heterophlebia Westwood in Brodie, 1849 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Heterophlebiidae (Family)
 Systellothemis Handlirsch, 1939 † accepted as Heterophlebia Westwood in Brodie, 1849 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Heterophlebiidae (Family)

Systena
     Systena Melsheimer, 1847 accepted as Systena Chevrolat in Dejean, 1836 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Systena Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Systenostoma
 Systenostoma Bavay & Dautzenberg, 1909 accepted as Tonkinospira Jochum, Slapnik & Páll-Gergely, 2014 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Hypselostomatidae (Family)
     Systenostoma Marsson, 1887 † · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Platyglenidae (Family)

Systenus
     Systenus Loew, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Dolichopodidae (Family)
 Systenus Eichelbaum, 1913 accepted as Stenus Latreille, 1796 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Systenus Sharp & Muir, 1912 accepted as Platycerus Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lucanidae (Family)

Systole
     Systole Walker, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eurytomidae (Family)
     Systole Mabille, 1885 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Systolus
 Systolus Dejean, 1835 accepted as Systolus Dejean, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Systolus Dejean, 1821 accepted as Orthochaetes Müller in Germar, 1824 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Systolus Basilewsky, 1949 accepted as Systolocranius Chaudoir, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Systoma
 Systoma Cuvier & Valenciennes, 1842 accepted as Systomus McClelland, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)
     Systoma Wagler, 1830 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)

Systremma
 Systremma Theissen & H. Sydow, 1915 accepted as Dothidea E.M. Fries, 1818 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideales (Order) > Dothideaceae (Family)
     Systremma Herrich-Schäffer, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Systrepha
 Systrepha Gistl, 1848 accepted as Slabberia Forbes, 1846 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Corynidae (Family)
     Systrepha Burchell, 1822 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Gentianales (awaiting allocation) (Family)

Systropha
     Systropha Illiger, 1806 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Systropha Hübner, 1819 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
 Systropha Paetel, 1875 accepted as Systrophia Pfeiffer, 1855 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Scolodontidae (Family)

Syzygioxylon
     Syzygioxylon K. Kramer, 1974 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Myrtaceae (Family)
     Syzygioxylon S.R. Ingle, 1973 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Myrtaceae (Family)

Syzygops
     Syzygops Schönherr, 1823 accepted as Syzygops Schoenherr, 1826 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Syzygops Schoenherr, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Szeaspis
     Szeaspis Chang, 1959 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
     Szeaspis Liu, 1979 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Elasmobranchiomorphi (awaiting allocation) (Order) > Elasmobranchiomorphi (awaiting allocation) (Family)

Szechenyia
 Szechenyia Pantocsek, 1903 † accepted as Paraszechenyia S. Blanco & C.E. Wetzel, 2016 † · Chromista (Kingdom) > Bacillariophyta (Phylum) > Coscinodiscophyceae (Class) > Melosirales (Order) > Melosiraceae (Family)
     Szechenyia Kanitz, 1891 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
     Szechenyia Kretzoi, 1980 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Gliridae (Family)

Szechuanaspis
     Szechuanaspis Lu Chang, Chien, Chu, Lin, Chou, Chien, Zhang & Wu, 1974 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
     Szechuanaspis P'an & Wang in P'an, Wang & Liu, 1975 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pteraspidomorphi (Class) > Pteraspidomorphi (awaiting allocation) (Order) > Pteraspidomorphi (awaiting allocation) (Family)

Szechuanella
     Szechuanella Lu, 1959 † accepted as Szechuanella Lu, 1959 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Corynexochida (Order) > Leiostegiidae (Family)
     Szechuanella Hoffman, 1961 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Polydesmida (Order) > Paradoxosomatidae (Family)
     Szechuanella Cheng, 1960 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Ptychopariida (awaiting allocation) (Family)

Szidatiella
     Szidatiella Yamaguti, 1958 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)
 Szidatiella Eichler, 1944 accepted as Quadraceps Clay & Meinertzhagen, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phthiraptera (Order) > Philopteridae (Family)
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