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Homonyms

IRMNG homonym list - genus level - Initial letter = "H" (1870)

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.

Haagea
     Haagea Klotzsch, 1854 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cucurbitales (Order) > Begoniaceae (Family)
 Haagea A.V. Fric, 1925 accepted as Mammillaria A.H. Haworth, 1812 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)

Haasia
     Haasia Bollman, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Chordeumatida (Order) > Anthroleucosomatidae (Family)
     Haasia Blume in T.F.L. Nees, 1836 accepted as Dehaasia Blume in T.F.L. Nees, 1836 (misspelling - incorrect subsequent spelling)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Laurales (Order) > Lauraceae (Family)
     Haasia Yuan, 1988 † accepted as Haasproetus Basse, 2007 † (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Proetida (Order) > Proetidae (Family)
     Haasia Polcyn, Tchernov & Jacobs, 1999 † accepted as Haasiasaurus Polcyn, Tchernov & Jacobs, 2003 † (junior homonym)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Mosasauridae (Family)

Haasiella
     Haasiella Kotlaba & Pouzar, 1966 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Tricholomataceae (Family)
     Haasiella Kieffer, 1913 accepted as Macropeza Meigen, 1818 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ceratopogonidae (Family)
     Haasiella Lindholm, 1925 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Haasiella Pocock, 1901 · Animalia (Kingdom) > Arthropoda (Phylum) > Chilopoda (Class) > Lithobiomorpha (Order) > Henicopidae (Family)
 Haasiella Park in Park, Wagner & Sanderson, 1976 accepted as Haasellia Wagner, 1984 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Haastia
     Haastia J.D. Hooker, 1864 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Haastia Ettingshausen, 1887 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zingiberales (Order) > Musaceae (Family)
 Haastia Lendenfeld, 1888 accepted as Dysidea Johnston, 1842 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Dictyoceratida (Order) > Dysideidae (Family)
     Haastia Lendenfeld, 1886 accepted as Haastia Lendenfeld, 1886 (nomen nudum)· Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Dictyoceratida (Order) > Dysideidae (Family)

Habenaria
     Habenaria Willdenow, 1805 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Habenaria Nimmo accepted as Habenaria Willdenow, 1805 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Habenorkis
     Habenorkis R. van Vugt, 2009 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Habenorkis Du Petit-Thouars, 1809 accepted as Habenaria Willdenow, 1805 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Habia
     Habia Blyth in Cuvier, 1840 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)
     Habia Reichenbach, 1850 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)

Habra
     Habra Brunner, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
 Habra Agassiz, 1846 accepted as Abra Lamarck, 1818 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Semelidae (Family)

Habraeus
 Habraeus Gistel, 1856 accepted as Abraeus Leach, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)
 Habraeus Agassiz, 1846 accepted as Abraeus Leach, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)

Habrobracon
     Habrobracon Ashmead, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Braconidae (Family)
     Habrobracon Johnson, 1895 accepted as Habrobracon Ashmead, 1900 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Braconidae (Family)

Habrolepis
 Habrolepis Fitzinger, 1873 accepted as Leuciscus Cuvier, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)
     Habrolepis Förster, 1856 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Encyrtidae (Family)

Habropezus
     Habropezus Poinar, Brown & Legalov in Legalov, 2023 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)
     Habropezus Poinar, Brown & Legalov, 2016 † accepted as Habropezus Poinar, Brown & Legalov in Legalov, 2023 † (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)

Habrophora
     Habrophora Erichson, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Habrophora Smith, 1854 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Apidae (Family)

Habrostictis
     Habrostictis Clements, 1909 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Habrostictis Fuckel, 1870 accepted as Orbilia E.M. Fries, 1849 · Fungi (Kingdom) > Ascomycota (Phylum) > Orbiliomycetes (Class) > Orbiliales (Order) > Orbiliaceae (Family)

Hackelia
     Hackelia Opiz in Berchtold & Opiz, 1839 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Boraginales (Order) > Boraginaceae (Family)
 Hackelia G. Vasey ex Beal, 1896 accepted as Gouinia E.P.N. Fournier in Bentham & J.D. Hooker, 1883 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Hackeria
 Hackeria China, 1962 † accepted as Hackeriella Evans, 1972 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Peloridiidae (Family)
     Hackeria Lea, 1911 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

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

Hacquetia
     Hacquetia Necker ex A.P. de Candolle, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
     Hacquetia Szajnocha, 1886 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Clupeiformes (Order) > Clupeiformes (awaiting allocation) (Family)

Hades
     Hades Westwood in Doubleday & Westwood, 1851 accepted as Methone Doubleday, 1847 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Riodinidae (Family)
     Hades Thomson, 1860 accepted as Pimplema Pascoe, 1887 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Hadoceras
 Hadoceras Hershler & Longley, 1986 accepted as Phreatoceras Hershler & Longley, 1987 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Hydrobiidae (Family)
     Hadoceras Strand, 1934 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Hadraspis
 Hadraspis Spaeth, 1915 accepted as Stolas Billberg, 1820 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Hadraspis Wu & Lin in Zhang, Lin, Wu & Yuan, 1980 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Hadriana
     Hadriana J.B. Riding & R. Helby, 2001 † · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > (Order) > (Family)
 Hadriana Tryon, 1883 accepted as Hadriania Bucquoy & Dautzenberg, 1882 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Muricidae (Family)

Hadrocheilus
     Hadrocheilus Shimansky, 1947 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Hadrocheilus Till, 1908 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Hadrodema
     Hadrodema Fieber, 1858 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Hadrodema Fieber, 1853 accepted as Hadrodema Fieber, 1853 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)

Hadrognathus
     Hadrognathus Walliser, 1964 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Conodonta (Class) > Conodonta (awaiting allocation) (Order) > (Family)
     Hadrognathus Schaum, 1862 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Hadronema
     Hadronema H. Sydow & P. Sydow, 1909 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Hadronema Uhler, 1872 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)

Hadronotus
 Hadronotus Faust, 1886 accepted as Phaenoderus Péringuey, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Hadronotus Foerster, 1856 accepted as Gryon Haliday, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Scelionidae (Family)

Hadrophragmos
     Hadrophragmos García-Bellido, 2002 † accepted as Hadrophragmos García-Bellido, 2002 † (nomen nudum)· Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Amphidiscosida (Order) > Pelicaspongiidae (Family)
     Hadrophragmos Garcia-Bellido & Rigby, 2004 † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Amphidiscosida (Order) > Pelicaspongiidae (Family)

Hadrophyes
 Hadrophyes Reitter, 1911 accepted as Titanomalia Alonso-Zarazaga, 1989 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)
     Hadrophyes Reitter, 1916 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Hadrophyes Puton, 1874 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Hadropleura
     Hadropleura Liebau, 1991 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Hemicytheridae (Family)
 Hadropleura Carus, 1890 accepted as Haedropleura Bucquoy, Dautzenberg & Dollfus, 1883 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Turridae (Family)

Hadropus
     Hadropus Schönherr, 1823 accepted as Hadropus Schoenherr, 1826 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Hadropus Schoenherr, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Hadrorhinus
     Hadrorhinus Schoenherr, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Hadrorhinus Schönherr, 1833 accepted as Hadrorhinus Schoenherr, 1834 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Hadroscelus
     Hadroscelus Becker, 1922 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Dolichopodidae (Family)
     Hadroscelus Quedenfeldt, 1885 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Hadrosoma
 Hadrosoma Keyserling in Koch (Keyserling), 1883 accepted as Margaromma Keyserling in Koch (Keyserling), 1882 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Salticidae (Family)
 Hadrosoma Fieber, 1853 accepted as Hadrosoma Fieber, 1853 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)
 Hadrosoma Agassiz, 1846 accepted as Perieges Schönherr, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brachyceridae (Family)

Hadrotes
     Hadrotes Mannerheim, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Hadrotes Mäklin, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Hadrotes Leconte, 1861 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Hadrotoma
 Hadrotoma Reitter, 1891 accepted as Globicornis Latreille, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dermestidae (Family)
 Hadrotoma Háva, 2003 accepted as Globicornis Latreille, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dermestidae (Family)
 Hadrotoma Erichson, 1846 accepted as Globicornis Latreille, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dermestidae (Family)

Hadrus
 Hadrus Perty, 1833 accepted as Lepiselaga Macquart, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tabanidae (Family)
     Hadrus Dejean, 1834 accepted as Hadrus Wollaston, 1854 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Hadrus Wollaston, 1854 accepted as Wolladrus Iwan & Kamiński, 2016 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Haeckelia
     Haeckelia Carus in Carus & Gerstaecker, 1863 · Animalia (Kingdom) > Ctenophora (Phylum) > Tentaculata (Class) > Cydippida (Order) > Haeckeliidae (Family)
 Haeckelia Kirkaldy, 1904 accepted as Leptoglossus Guérin, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Coreidae (Family)

Haeckeliana
 Haeckeliana accepted as Haeckeliania Girault, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Trichogrammatidae (Family)
     Haeckeliana Haeckel, 1887 · Chromista (Kingdom) > Cercozoa (Phylum) > Thecofilosea (Class) > Opaloconchida (Order) > Circoporidae (Family)

Haeckelina
     Haeckelina Mereschkowsky, 1877 accepted as Servetia Poche, 1913 (junior homonym)· Chromista (Kingdom) > Cercozoa (Phylum) > Granofilosea (Class) > Desmothoracida (Order) > Clathrulinidae (Family)
 Haeckelina Bessels, 1875 accepted as Astrorhiza Sandahl, 1858 · Chromista (Kingdom) > Retaria (Phylum) > Monothalamea (Class) > Astrorhizida (Order) > Astrorhizidae (Family)

Haeckeria
     Haeckeria F. von Mueller, 1853 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Haeckeria Kono & Morimoto, 1960 accepted as Hackeria Lea, 1911 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Haemamoeba
     Haemamoeba Simond, 1901 · Chromista (Kingdom) > Miozoa (Phylum) > Coccidiomorphea (Class) > Haemosporida (Order) > Plasmodiidae (Family)
 Haemamoeba Grassi & Feletti, 1890 accepted as Plasmodium Marchiafava & Celli, 1885 · Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Haemaphlebia
 Haemaphlebia Hampson, 1911 accepted as Haemaphlebiella Collins, 1962 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
     Haemaphlebia Hampson, 1910 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Haematobia
     Haematobia Lepeletier & Serville, 1828 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)
     Haematobia Robineau-Desvoidy, 1830 accepted as Haematobia Lepeletier & Serville, 1828 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)

Haematochares
     Haematochares Gemminger & Harold, 1868 accepted as Aematochares Thomson, 1858 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Haematochares Stål, 1855 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Haematococcus
     Haematococcus Morren, 1841 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Haematococcus J. von Flotow, 1844 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Haematococcaceae (Family)
 Haematococcus C.A. Agardh, 1829 accepted as Gloeocapsa Kützing, 1843 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Chroococcales (Order) > Chroococcaceae (Family)
     Haematococcus Reyne, 1961 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Eriococcidae (Family)
 Haematococcus Babes, 1888 accepted as Babesia Starcovivi, 1893 · Chromista (Kingdom) > Miozoa (Phylum) > Coccidiomorphea (Class) > Piroplasmida (Order) > Babesiidae (Family)

Haematoderus
     Haematoderus Bonaparte, 1854 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Tyrannidae (Family)
     Haematoderus Bonaparte, 1854, nom. nud. accepted as Haematoderus Bonaparte, 1854 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Tyrannidae (Family)

Haematodes
     Haematodes Laporte, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Haematodes Agassiz, 1846 accepted as Aemidius Latreille, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Haematomonas
     Haematomonas Mitrophanow, 1883 (uncertain)· Protozoa (Kingdom) > Euglenozoa (Phylum) > Kinetoplastea (Class) > Trypanosomatida (Order) > Trypanosomatidae (Family)
 Haematomonas Osler, 1887 accepted as Haematomonas Osler, 1887 · Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Haematopata
 Haematopata Gimmerthal, 1832 accepted as Haematopota Meigen, 1803 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tabanidae (Family)
 Haematopata Bigot, 1891 accepted as Haematopota Meigen, 1803 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tabanidae (Family)

Haematophagus
 Haematophagus Timmermann, 1950 accepted as Quadraceps Clay & Meinertzhagen, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phthiraptera (Order) > Philopteridae (Family)
     Haematophagus Woodcock & Lodge, 1921 · Chromista (Kingdom) > Ciliophora (Phylum) > Litostomatea (Class) > Haptorida (Order) > Enchelyidae (Family)

Haematophyllum
 Haematophyllum Garzon Maceda, 1900 accepted as Plasmodium Marchiafava & Celli, 1885 · Chromista (Kingdom) > Miozoa (Phylum) > Coccidiomorphea (Class) > Haemosporida (Order) > Plasmodiidae (Family)
 Haematophyllum Metschnikoff, 1887 accepted as Plasmodium Marchiafava & Celli, 1885 · Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Haematornis
 Haematornis Schlegel, 1857 accepted as Himantornis Hartlaub, 1855 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Gruiformes (Order) > Rallidae (Family)
     Haematornis Vigors, 1832 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Haematozoon
 Haematozoon Thayer & Hewetson, 1895 accepted as Plasmodium Marchiafava & Celli, 1885 · Chromista (Kingdom) > Miozoa (Phylum) > Coccidiomorphea (Class) > Haemosporida (Order) > Plasmodiidae (Family)
 Haematozoon Leisering, 1865 accepted as Angiostrongylus Kamensky, 1905 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Metastrongylidae (Family)

Haemerophygus
     Haemerophygus Dejean, 1834 accepted as Haemerophygus Baudi di Selve, 1876 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Haemerophygus Baudi di Selve, 1876 accepted as Ceratanisus Gemminger in Gemminger & Harold, 1870 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Haemocharis
     Haemocharis Savigny, 1822 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Hirudinoidea (awaiting allocation) (Order) > Hirudinoidea (awaiting allocation) (Family)
 Haemocharis Salisbury ex C.F.P. Martius & Zuccarini, 1825 accepted as Laplacea Kunth in Humboldt, Bonpland & Kunth, 1822 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Theaceae (Family)

Haemonia
     Haemonia Dejean, 1835 accepted as Haemonia Dejean, 1821 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Haemonia Latreille in Cuvier, 1829 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Haemonia Dejean, 1821 accepted as Macroplea Samouelle, 1819 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Haemonia Dahl, 1823 accepted as Haemonia Dahl, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Haemophila
 Haemophila Reichenbach, 1850 accepted as Aimophila Swainson, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)
     Haemophila Kriechbaumer, 1873 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tabanidae (Family)

Haemus
     Haemus Stål, 1862 accepted as Epipolops Germar in Herrich-Schaefer, 1850 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Geocoridae (Family)
     Haemus Péringuey, 1904 accepted as Haemodus Gebien, 1943 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Haenkea
 Haenkea F.W. Schmidt, 1793 accepted as Adenandra Willdenow, 1809 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)
     Haenkea Tippmann, 1953 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Haenkea Ruiz & Pavon, 1802 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Olacaceae (Family)
 Haenkea R.A. Salisbury, 1796 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Portulacaceae (Family)
 Haenkea Ruiz & Pavon, 1794 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Celastrales (Order) > Celastraceae (Family)

Haenselera
 Haenselera Boissier ex A.P. de Candolle, 1838 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Haenselera Lagasca, 1816 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Haerucula
 Haerucula Rafinesque, 1815 accepted as Taenia Linnaeus, 1758 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Taeniidae (Family)
 Haerucula Pallas, 1760 accepted as Taenia Linnaeus, 1758 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Taeniidae (Family)

Haetera
     Haetera Fabricius, 1807 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
     Haetera Doubleday, 1845 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Haeterius
     Haeterius Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)
 Haeterius Gistel, 1834 accepted as Haeterius Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)

Hagenia
     Hagenia Weyenbergh, 1869 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Hagenia J.F. Gmelin, 1791 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rosaceae (Family)
 Hagenia Moench, 1794 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)
 Hagenia Eschweiler, 1824 accepted as Anaptychia Körber, 1848 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Teloschistales (Order) > Physciaceae (Family)

Hageniella
     Hageniella Meunier, 1898 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Odonata (awaiting allocation) (Family)
 Hageniella Enderlein, 1903 accepted as Pseudocaecilius Enderlein, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Psocoptera (Order) > Pseudocaeciliidae (Family)
     Hageniella V.F. Brotherus, 1910 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnales (Order) > Sematophyllaceae (Family)

Hagenomyia
     Hagenomyia Banks, 1911 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Myrmeleontidae (Family)
     Hagenomyia Shewell, 1959 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Simuliidae (Family)

Hagenowia
 Hagenowia Zittel, 1879 accepted as Hagenowia Zittel, 1879 · Animalia (Kingdom) > Animalia (awaiting allocation) (Phylum) > Animalia (awaiting allocation) (Class) > Animalia (awaiting allocation) (Order) > Animalia (awaiting allocation) (Family)
     Hagenowia Duncan, 1889 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Holasteroida (Order) > Cardiasteridae (Family)

Hahnia
     Hahnia C.L. Koch, 1841 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Hahniidae (Family)
 Hahnia Ellenrieder, 1862 accepted as Macroscytus Fieber, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cydnidae (Family)
 Hahnia Medikus, 1793 accepted as Sorbus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rosaceae (Family)
     Hahnia Godefroit & Battail, 1997 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Therapsida (Order) > Therapsida (awaiting allocation) (Family)

Haida
     Haida Keen, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Haida Keen, 1895 accepted as Haida Keen, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Haigia
 Haigia McLaughlin, 1981 accepted as Haigiopagurus McLaughlin, 2005 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Paguridae (Family)
     Haigia Steyskal, 1961 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ulidiidae (Family)

Haimea
     Haimea Pomel, 1883 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
     Haimea Bergroth, 1905 accepted as Haimeia Milne-Edwards, 1857 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Cnidaria (Phylum) > Octocorallia (Class) > (Order) > Haimeidae (Family)
     Haimea Michelin, 1851 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Oligopygoida (Order) > Oligopygidae (Family)

Haimeicyclus
     Haimeicyclus Alloiteau, 1957 † · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Oppelismiliidae (Family)
 Haimeicyclus Beauvais, 1986 † accepted as Haimeicyclus Alloiteau, 1957 † · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Oppelismiliidae (Family)

Hainania
 Hainania Scarlato, 1965 accepted as Nuttallia Dall, 1898 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Psammobiidae (Family)
     Hainania Koller, 1927 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)
     Hainania Merrill, 1935 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)

Hainesia
     Hainesia Ellis & P.A. Saccardo, 1884 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Leotiomycetes incertae sedis (Order) > Leotiomycetes incertae sedis (Family)
     Hainesia Pfeiffer, 1856 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Assimineidae (Family)

Haitia
     Haitia Clench & Aguayo, 1932 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Hygrophila (Order) > Physidae (Family)
     Haitia Urban, 1919 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Lythraceae (Family)

Haitiana
     Haitiana Dozier, 1936 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Achilidae (Family)
     Haitiana Carvalho, 1952 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)

Halatractus
 Halatractus Allman, 1872 accepted as Corymorpha M. Sars, 1835 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Corymorphidae (Family)
 Halatractus Gill, 1863 accepted as Seriola Cuvier, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Carangidae (Family)

Halcyon
     Halcyon Swainson, 1821 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Coraciiformes (Order) > Alcedinidae (Family)
 Halcyon Conrad, 1868 † accepted as Helcion Montfort, 1810 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Patellogastropoda (Order) > Patellidae (Family)

Halcyonium
 Halcyonium Oken, 1816 accepted as Halcyonium Oken, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Halcyonium Agassiz, 1846 accepted as Halcyonium Agassiz, 1846 · Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)
 Halcyonium Esper, 1805 accepted as Alcyonium Linnaeus, 1758 · Animalia (Kingdom) > Cnidaria (Phylum) > Octocorallia (Class) > Malacalcyonacea (Order) > Alcyoniidae (Family)

Haldanodon
     Haldanodon Kühne, 1968 † accepted as Haldanodon Kühne & Krusat, 1972 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammaliaformes incertae sedis (Class) > Docodonta (Order) > Docodontidae (Family)
     Haldanodon Kühne & Krusat, 1972 † · Animalia (Kingdom) > Chordata (Phylum) > Mammaliaformes incertae sedis (Class) > Docodonta (Order) > Docodontidae (Family)

Haldemania
     Haldemania Tryon, 1862 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Haldemania Clessin in Martini & Chemnitz, 1882 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Haldwania
     Haldwania Tamanini, 1955 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Veliidae (Family)
     Haldwania Beier, 1930 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mantodea (Order) > Gonypetidae (Family)

Halecopis
     Halecopis Agassiz, 1844, nom. nud. [2] † accepted as Halecopis Agassiz, 1844, nom. nud. [2] † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Halecopis Agassiz, 1844, nom. nud. † accepted as Halecopis Agassiz, 1844, nom. nud. † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Halecopis Woodward, 1901 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Halectinosoma
     Halectinosoma Vervoort, 1962 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Ectinosomatidae (Family)
 Halectinosoma Lang, 1944 accepted as Halectinosoma Vervoort, 1962 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Ectinosomatidae (Family)
 Halectinosoma Lang, 1948 accepted as Pararenosetella Lang, 1944 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Ectinosomatidae (Family)

Halenia
     Halenia Conil, 1980 † · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Fusulinida (Order) > Palaeospiroplectamminidae (Family)
     Halenia Borkhausen, 1796 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Gentianaceae (Family)

Halenus
 Halenus Stephens, 1836 accepted as Halesus Stephens, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Limnephilidae (Family)
     Halenus Stephens, 1833 accepted as Halesus Stephens, 1836 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Limnephilidae (Family)

Halesa
     Halesa Robineau-Desvoidy, 1863 accepted as Halesa Robineau-Desvoidy, 1863 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Halesa Walker, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)

Halesia
     Halesia J. Ellis ex Linnaeus, 1759 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Styracaceae (Family)
 Halesia P. Browne, 1756 accepted as Guettarda Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Halesus
     Halesus Stephens, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Limnephilidae (Family)
     Halesus Stephens, 1833 accepted as Halesus Stephens, 1836 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Limnephilidae (Family)

Halia
     Halia Mulsant & Verreaux, 1866 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Halia Hincks, 1855 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Halia Bate, 1856 accepted as Iphinoe Bate, 1856 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Cumacea (Order) > Bodotriidae (Family)
     Halia Duponchel in Godart, 1829 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
 Halia Risso, 1829 accepted as Ampulla Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Volutidae (Family)

Haliaetus
 Haliaetus Cuvier, 1816 accepted as Haliaeetus Savigny, 1809 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Accipitriformes (Order) > Accipitridae (Family)
     Haliaetus Agassiz, 1846 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Accipitriformes (Order) > Accipitridae (Family)

Haliana
     Haliana Rafinesque, 1815 accepted as Haliana Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Haliana Day, 1980 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Cumacea (Order) > Gynodiastylidae (Family)

Halianassa
 Halianassa Meyer, 1838 † accepted as Metaxytherium Christol, 1840 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Sirenia (Order) > Dugongidae (Family)
     Halianassa Studer, 1887 † accepted as Metaxytherium Christol, 1840 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Sirenia (Order) > Dugongidae (Family)

Halianthus
 Halianthus Kwietniewski, 1896 accepted as · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Actiniaria (Order) > Halcampidae (Family)
     Halianthus E.M. Fries, 1818 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)

Halias
     Halias Treitschke, 1829 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Halias Ayres, 1860 accepted as Brosmophycis Gill, 1861 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Ophidiiformes (Order) > Bythitidae (Family)

Halicampus
     Halicampus Kaup, 1853 accepted as Halicampus Kaup, 1856 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Syngnathiformes (Order) > Syngnathidae (Family)
     Halicampus Kaup, 1856 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Syngnathiformes (Order) > Syngnathidae (Family)

Halicarcinides
     Halicarcinides Lucas, 1980 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Hymenosomatidae (Family)
     Halicarcinides Hale, 1927 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Hymenosomatidae (Family)

Haliclona
     Haliclona Grant, 1841 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Haplosclerida (Order) > Chalinidae (Family)
     Haliclona Bowerbank in MacAndrew, 1861 (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)

Halicnemia
     Halicnemia Bowerbank, 1864 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Hadromerida (Order) > Stelligeridae (Family)
     Halicnemia Bowerbank in MacAndrew, 1861 accepted as Halicnemia Bowerbank, 1864 (nomen nudum)· Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Axinellida (Order) > Heteroxyidae (Family)

Halicornaria
 Halicornaria Allman, 1874 accepted as Gymnangium Hincks, 1874 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Aglaopheniidae (Family)
     Halicornaria Bale, 1884 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Plumulariidae (Family)
 Halicornaria Hincks, 1865 accepted as Halopteris Allman, 1877 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Halopterididae (Family)

Halidaya
     Halidaya Rondani, 1856 accepted as Themira Robineau-Desvoidy, 1830 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sepsidae (Family)
 Halidaya Frauenfeld, 1860 accepted as Halydaia Egger, 1856 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Halidayella
 Halidayella Dalla Torre, 1897 accepted as Metapelma Westwood, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eupelmidae (Family)
 Halidayella Hendel, 1925 accepted as Calliopum Strand, 1928 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Lauxaniidae (Family)

Halidrys
     Halidrys Lyngbye, 1819 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Fucales (Order) > Sargassaceae (Family)
 Halidrys Stackhouse, 1809 accepted as Fucus Linnaeus, 1753 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Fucales (Order) > Fucaceae (Family)

Halilophus
     Halilophus M. Sars, 1869 accepted as Halilophus M. Sars, 1869 (nomen nudum)· Animalia (Kingdom) > Hemichordata (Phylum) > Pterobranchia (Class) > Pterobranchia (awaiting allocation) (Order) > Pterobranchia (awaiting allocation) (Family)
     Halilophus G.O. Sars, 1874 (uncertain)· Animalia (Kingdom) > Hemichordata (Phylum) > Pterobranchia (Class) > Pterobranchia (awaiting allocation) (Order) > Pterobranchia (awaiting allocation) (Family)

Halimede
 Halimede Rathke, 1843 accepted as Nereimyra Blainville, 1828 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Hesionidae (Family)
     Halimede De Haan in Siebold, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Galenidae (Family)
 Halimede Oberthür & Houlbert, 1922 accepted as Halimede Oberthür & Houlbert, 1922 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Halimus
     Halimus de Haan in Siebold, 1839 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
 Halimus O. Kuntze, 1891 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Aizoaceae (Family)
 Halimus Wallroth, 1822 accepted as Atriplex Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)
 Halimus Latreille, 1829 accepted as Naxia Latreille, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Majidae (Family)
     Halimus P. Browne, 1756 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Portulacaceae (Family)

Halipeurus
     Halipeurus Thompson, 1936 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phthiraptera (Order) > Philopteridae (Family)
     Halipeurus Harrison, 1937 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phthiraptera (Order) > Phthiraptera (awaiting allocation) (Family)

Haliphoebus
 Haliphoebus P. Fischer, 1879 accepted as Stellaria Möller, 1832 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Xenophoridae (Family)
     Haliphoebus Cossmann, 1915 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)

Haliphormis
 Haliphormis Haeckel, 1887 † accepted as Haliphormartidium Campbell, 1951 † · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Nassellaria (Order) > Acropyramididae (Family)
     Haliphormis Ehrenberg, 1847 · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Nassellaria (Order) > Nassellaria (awaiting allocation) (Family)

Haliphysema
 Haliphysema Sherborn, 1893 accepted as Halyphysema Bowerbank, 1862 · Chromista (Kingdom) > Retaria (Phylum) > Monothalamea (Class) > Astrorhizida (Order) > Astrorhizidae (Family)
     Haliphysema Haeckel, 1877 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Haliphysema sensu Bowerbank, 1873 accepted as Aulospongus Norman, 1878 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Axinellida (Order) > Raspailiidae (Family)

Haliplanella
     Haliplanella Hand, 1956 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Actiniaria (Order) > Haliplanellidae (Family)
 Haliplanella Treadwell, 1943 accepted as Halyplanes Reibisch, 1893 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Lopadorrhynchidae (Family)

Haliplanes
 Haliplanes Blasius, 1862 accepted as Onychoprion Wagler, 1832 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Sternidae (Family)
 Haliplanes Reibisch, 1894 accepted as Halyplanes Reibisch, 1893 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Lopadorrhynchidae (Family)

Halisarca
     Halisarca Johnston, 1842 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Chondrillida (Order) > Halisarcidae (Family)
     Halisarca Dujardin, 1838 accepted as Halisarca Johnston, 1842 (nomen nudum)· Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Chondrillida (Order) > Halisarcidae (Family)

Halisiphonia
     Halisiphonia Stechow, 1921 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Lafoeidae (Family)
     Halisiphonia Allman, 1888 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Hebellidae (Family)

Halispongia
     Halispongia de Blainville, 1830 (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)
 Halispongia Bowerbank, 1872 accepted as Thorectandra Lendenfeld, 1889 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Dictyoceratida (Order) > Thorectidae (Family)

Halithea
 Halithea Lamarck, 1818 accepted as Aphrodita Linnaeus, 1758 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Aphroditidae (Family)
     Halithea Haliday in Curtis, 1836 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)

Halla
     Halla Costa, 1844 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Aciculata (Order) > Oenonidae (Family)
 Halla Bergh, 1877 accepted as Hallaxa Eliot, 1909 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Nudibranchia (Order) > Actinocyclidae (Family)

Hallea
 Hallea G.X. Yang & Wu in G.X. Yang et al., 2006 † accepted as Gigantogramme A.B. Doweld, 2012 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > Gigantopteridales (Order) > Emplectopteridaceae (Family)
 Hallea J.-F. Leroy, 1975 accepted as Fleroya Y.F. Deng, 2007 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
     Hallea G.B. Mathews, 1947-1948 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Gymnospermae (awaiting allocation) (Class) > Gymnospermae (awaiting allocation) (Order) > Gymnospermae (awaiting allocation) (Family)

Halleria
     Halleria Mégnin & Trouessart, 1884 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Freyanidae (Family)
     Halleria Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Stilbaceae (Family)

Hallezia
     Hallezia Girard, 1893 · Animalia (Kingdom) > Nemertea (Phylum) > Enopla (Class) > Hoplonemertea (Order) > Amphiporidae (Family)
 Hallezia Graff in Bronn, 1908 accepted as Acmostomum Schmarda, 1859 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Prolecithophora (Order) > Plagiostomidae (Family)
 Hallezia Sand, 1895 accepted as Brachyosoma Batisse, 1975 · Chromista (Kingdom) > Ciliophora (Phylum) > Phyllopharyngea (Class) > Endogenida (Order) > Tokophryidae (Family)

Hallia
 Hallia Thunberg, 1799 accepted as Psoralea Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Hallia Jaume Saint-Hilaire, 1812 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
     Hallia Milne-Edwards & Haime, 1850 † · Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Rugosa (Order) > Halliidae (Family)
     Hallia Tutt, 1906 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)
 Hallia Rochebrune, 1884 accepted as Hoylea Rochebrune, 1885 · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Octopoda (Order) > Octopodidae (Family)

Halliella
     Halliella Ulrich, 1891 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Palaeocopida (Order) > Primitiidae (Family)
     Halliella Kieffer, 1911 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chironomidae (Family)
 Halliella Broun, 1917 accepted as Halliellara Schenkling in Schenkling & Marshall, 1929 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Halliella Monterosato, 1878 accepted as Haliella Monterosato, 1878 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ptenoglossa (Order) > Eulimidae (Family)

Hallina
     Hallina Winchell & Schuchert, 1892 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Anazygidae (Family)
     Hallina Lopes, 1975 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sarcophagidae (Family)

Hallmannia
     Hallmannia Burton, 1930 (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Axinellida (Order) > Rhabderemiidae (Family)
 Hallmannia sensu Burton, 1931 accepted as Rhabderemia Topsent, 1890 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Axinellida (Order) > Rhabderemiidae (Family)

Hallotheca
     Hallotheca Malinky, Linsley & Yochelson, 1987 † accepted as Hallotheca Malinky, Linsley & Yochelson, 1987 † (junior homonym)· Animalia (Kingdom) > Hyolitha (Phylum) > (Class) > Hyolithida (Order) > Hyolithidae (Family)
     Hallotheca Bouček, 1936 † accepted as Sphenothallus Hall, 1847 † (junior subjective synonym)· Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > (Order) > (Family)

Halme
     Halme Pascoe, 1869 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Halme Lendenfeld, 1886 accepted as Holopsamma Carter, 1885 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Poecilosclerida (Order) > Microcionidae (Family)

Halmyra
     Halmyra Mityaev, 1971 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Delphacidae (Family)
     Halmyra R.A. Salisbury ex Parlatore, 1854 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)

Halobates
 Halobates Gistl, 1848 † accepted as Halobates Gistl, 1848 † · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Longipterygiformes (Order) > Longipterygiformes (awaiting allocation) (Family)
     Halobates Eschscholtz, 1822 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Gerridae (Family)

Halobatrachus
     Halobatrachus Ogilby, 1908 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Batrachoidiformes (Order) > Batrachoididae (Family)
     Halobatrachus Hammer, 1987 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Temnospondyli (Order) > Temnospondyli (awaiting allocation) (Family)

Halocella
     Halocella Simankova, Chernych, Osipov & Zavarzin, 1994 · Bacteria (Kingdom) > Firmicutes (Phylum) > Clostridia (Class) > Halanaerobiales (Order) > Halanaerobiaceae (Family)
     Halocella Borgert, 1907 · Chromista (Kingdom) > Cercozoa (Phylum) > Thecofilosea (Class) > Eodarida (Order) > Atlanticellidae (Family)

Halocharis
     Halocharis Moquin-Tandon in Alph. de Candolle, 1849 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)
 Halocharis L. Agassiz, 1862 accepted as Zanclea Gegenbaur, 1856 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Zancleidae (Family)
     Halocharis Erdös, 1951 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eulophidae (Family)
 Halocharis F.A.W. Miquel, 1853 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Magnoliopsida (awaiting allocation) (Order) > (Family)

Halochloa
 Halochloa Kützing, 1843 accepted as Sargassum C.A. Agardh, 1820 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Fucales (Order) > Sargassaceae (Family)
 Halochloa Grisebach, 1879 accepted as Monanthochloe Engelmann, 1859 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Halochloris
     Halochloris Unger, 1843 † (uncertain)· Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)
 Halochloris P.J.L. Dangeard, 1965 accepted as Chlorocystis L. Reinhard, 1885 · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Ulotrichales (Order) > Ulotrichaceae (Family)

Halochlorococcum
 Halochlorococcum P.J.L. Dangeard, 1965 accepted as Halochlorococcum P.J.L. Dangeard, 1965 ex M.D. Guiry, 2017 · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Oltmannsiellopsidales (Order) > Oltmannsiellopsidaceae (Family)
     Halochlorococcum P.J.L. Dangeard, 1965 ex M.D. Guiry, 2017 · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Oltmannsiellopsidales (Order) > Oltmannsiellopsidaceae (Family)
 Halochlorococcum P.J.L. Dangeard, 1965 ex R.L. Guillard et al., 1975 accepted as Halochlorococcum P.J.L. Dangeard, 1965 ex M.D. Guiry, 2017 · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Oltmannsiellopsidales (Order) > Oltmannsiellopsidaceae (Family)

Halococcus
     Halococcus Schoop, 1935 (Approved Lists, 1980) emend. Oren, Arahal & Ventosa, 2009 · Archaea (Kingdom) > Euryarchaeota (Phylum) > Halobacteria (Class) > Halobacteriales (Order) > Halococcaceae (Family)
     Halococcus Takahashi, 1951 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Coccidae (Family)

Haloconcha
 Haloconcha Dall, 1900 accepted as Halicardia Dall, 1895 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Anomalodesmata (Order) > Verticordiidae (Family)
 Haloconcha Dall, 1886 accepted as Lacuna Turton, 1827 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Littorinidae (Family)

Halocypria
     Halocypria Claus, 1874 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
     Halocypria Poulsen, 1969 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Halocyprida (Order) > Halocyprididae (Family)

Halodactyle
 Halodactyle Beneden, 1850 accepted as Halodactyle Beneden, 1850 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Ctenostomatida (Order) > Alcyonidiidae (Family)
     Halodactyle Farre · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Ctenostomatida (Order) > Alcyonidiidae (Family)

Halodictyon
     Halodictyon Kützing, 1843 accepted as Halodictyon Kützing, 1843 (nomen dubium)· Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Ectocarpales (Order) > Chordariaceae (Family)
 Halodictyon † accepted as Holodictyon Hinde, 1883 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Lithistida (Order) > Pleromidae (Family)

Halodromus
 Halodromus Schlegel, 1857 accepted as Pelecanoides Lacepède, 1799 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Procellariiformes (Order) > Procellariidae (Family)
     Halodromus Muster, 2009 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Philodromidae (Family)

Halofilum
     Halofilum T. Darienko & T. Pröschold, 2017 · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Ulvales (Order) > (Family)
     Halofilum Xia et al., 2017 · Bacteria (Kingdom) > Proteobacteria (Phylum) > Gammaproteobacteria (Class) > Chromatiales (Order) > Ectothiorhodospiraceae (Family)

Halomya
     Halomya Billberg, 1820 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Halomya Agassiz, 1846 accepted as Alomya Panzer, 1806 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)

Halonia
     Halonia Lindley & W. Hutton, 1833 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Lycopodiopsida (Class) > Lepidodendrales (Order) > Lepidodendrales (awaiting allocation) (Family)
 Halonia E.M. Fries, 1849 accepted as Ditopella De Notaris, 1863 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Diaporthales (Order) > Melanconidaceae (Family)

Halophila
     Halophila Gray in Dieffenbach, 1843 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Bugulidae (Family)
 Halophila Girard, 1853 accepted as Platymantis Günther, 1858 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Ranidae (Family)
     Halophila Du Petit-Thouars, 1806 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Hydrocharitaceae (Family)

Halophytophilus
     Halophytophilus Brian, 1919 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Ectinosomatidae (Family)
 Halophytophilus Sars, 1920 accepted as Halophytophilus Brian, 1919 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Ectinosomatidae (Family)

Halopsyche
 Halopsyche A. E. Verrill, 1880 accepted as Hydromyles Gistel, 1848 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gymnosomata (Order) > Hydromylidae (Family)
     Halopsyche Bronn, 1862 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gymnosomata (Order) > Hydromylidae (Family)
 Halopsyche de Saussure, 1857 accepted as Alpheus Fabricius, 1798 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Alpheidae (Family)
 Halopsyche Keferstein, 1862 accepted as Hydromyles Gistel, 1848 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gymnosomata (Order) > Hydromylidae (Family)

Halopteris
     Halopteris Kützing, 1843 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Sphacelariales (Order) > Stypocaulaceae (Family)
     Halopteris Allman, 1877 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Halopterididae (Family)

Halorhiza
     Halorhiza Kützing, 1843 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Ectocarpales (Order) > Chordariaceae (Family)
 Halorhiza Stechow, 1962 accepted as Hydractinia van Beneden, 1844 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Hydractiniidae (Family)

Halorites
     Halorites Mojsisovics, 1879 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ceratitida (Order) > Haloritidae (Family)
     Halorites Mojsisovics, 1878 † accepted as Halorites Mojsisovics, 1878 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ceratitida (Order) > Haloritidae (Family)

Haloschizopera
 Haloschizopera Lang, 1948 accepted as Haloschizopera Lang, 1944 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Miraciidae (Family)
     Haloschizopera Lang, 1944 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Miraciidae (Family)

Halosigmoidea
     Halosigmoidea Nakagiri, K.L. Pang & E.B.G. Jones, 2009 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Microascales (Order) > Halosphaeriaceae (Family)
     Halosigmoidea A. Nakagiri, K.L. Pang & E.B.G. Jones, 2009 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Microascales (Order) > Halosphaeriaceae (Family)

Halosydna
     Halosydna Kinberg, 1856 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Polynoidae (Family)
     Halosydna Bowdich, 1825 accepted as Halosydna Bowdich, 1825 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)

Halothamnus
     Halothamnus Jaubert & Spach, 1845 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)
 Halothamnus F. von Mueller, 1860-1862 accepted as Lawrencia W.J. Hooker, 1840 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)

Halsydrus
 Halsydrus Neill, 1809 accepted as Cetorhinus Blainville, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Lamniformes (Order) > Cetorhinidae (Family)
 Halsydrus Fleming, 1817 accepted as Cetorhinus Blainville, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Lamniformes (Order) > Cetorhinidae (Family)

Halteria
     Halteria Dujardin, 1840 accepted as Halteria Dujardin, 1841 (nomen nudum)· Chromista (Kingdom) > Ciliophora (Phylum) > Spirotrichea (Class) > Oligotrichida (Order) > Halteriidae (Family)
     Halteria Dujardin, 1841 · Chromista (Kingdom) > Ciliophora (Phylum) > Spirotrichea (Class) > Oligotrichida (Order) > Halteriidae (Family)

Halterophora
     Halterophora Endlicher, 1836 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Myxomycetes (Class) > (Order) > (Family)
     Halterophora Warren, 1896 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Halterophora Rondani, 1861 accepted as Ceratitis MacLeay, 1829 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tephritidae (Family)
 Halterophora Meyrick, 1897 accepted as Corynophora Berg, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Crambidae (Family)

Halticella
 Halticella Stephens, 1829 accepted as Haltichella Spinola, 1811 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Chalcididae (Family)
 Halticella Jacoby, 1899 accepted as Amphimela Chapuis in Lacordaire, 1875 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Halticella Germain, 1903 accepted as Altica Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Halticidea
 Halticidea Horn, 1893 accepted as Miraces Jacoby, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Halticidea Reuter, 1901 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)

Halticus
     Halticus Hahn, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)
 Halticus Brandt, 1844 accepted as Stylodipus Allen, 1925 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Dipodidae (Family)

Halymenites
     Halymenites Bronn, 1834 (uncertain)· Animalia (Kingdom) > Animalia (awaiting allocation) (Phylum) > Animalia (awaiting allocation) (Class) > Animalia (awaiting allocation) (Order) > Animalia (awaiting allocation) (Family)
     Halymenites Sternberg, 1833 † (uncertain)· Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)

Halyphysema
     Halyphysema Bowerbank, 1864 (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)
     Halyphysema Bowerbank, 1862 · Chromista (Kingdom) > Retaria (Phylum) > Monothalamea (Class) > Astrorhizida (Order) > Halyphysemidae (Family)
     Halyphysema Bowerbank in McAndrew, 1861 accepted as Halyphysema Bowerbank, 1862 (nomen nudum)· Chromista (Kingdom) > Retaria (Phylum) > Monothalamea (Class) > Astrorhizida (Order) > Astrorhizidae (Family)

Halys
     Halys Fabricius, 1803 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)
 Halys Weise, 1902 accepted as Halysacantha Laboissière, 1922 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Halys Gray, 1849 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Viperidae (Family)

Halysiastraea
     Halysiastraea Michelotti (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Halysiastraea Sismonda, 1871 accepted as Favites Link, 1807 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Faviidae (Family)

Halysis
     Halysis O.A. Høeg, 1932 † · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Corallinales (Order) > (Family)
 Halysis Zeder, 1803 accepted as Taenia Linnaeus, 1758 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Taeniidae (Family)

Halysium
 Halysium Kützing, 1843 accepted as Dichotomaria Lamarck, 1816 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Nemaliales (Order) > Galaxauraceae (Family)
     Halysium Corda, 1837 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Halysium Świdziński, 1934 † accepted as Arthrodendron Ulrich, 1904 † (junior subjective synonym)· Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lituolida (Order) > Aschemocellidae (Family)

Hama
 Hama Stephens, 1829 accepted as Apamea Ochsenheimer, 1816 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Hama Zhou, 1976 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Actinopterygii (awaiting allocation) (Order) > Neoteleostei incertae sedis (Family)

Hamadryas
     Hamadryas Hübner, 1806 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
 Hamadryas Mikan, 1821 accepted as Caligo Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
     Hamadryas Commerson ex A.L. Jussieu, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Ranunculaceae (Family)
 Hamadryas Cantor, 1838 accepted as Ophiophagus Günther, 1864 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Elapidae (Family)
 Hamadryas Clemens, 1864 accepted as Euclemensia Grote, 1878 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Cosmopterigidae (Family)
 Hamadryas Boisduval in d'Urville, 1832 accepted as Tellervo Kirby, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
 Hamadryas Lesson, 1840 accepted as Papio Erxleben, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cercopithecidae (Family)
 Hamadryas Albers, 1850 accepted as Drymaeus Albers, 1850 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Orthalicidae (Family)
 Hamadryas Hübner, 1806, nom. rej. accepted as Inachis Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
 Hamadryas Hübner, 1808 accepted as Hamadryas Hübner, 1806 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)

Hamannia
 Hamannia Travassos, 1915 accepted as Oligacanthorhynchus Travassos, 1915 · Animalia (Kingdom) > Acanthocephala (Phylum) > Archiacanthocephala (Class) > Oligacanthorhynchida (Order) > Oligacanthorhynchidae (Family)
 Hamannia Railliet, Henry & Sisoff, 1912 accepted as Echinuria Solovjev, 1912 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Acuariidae (Family)

Hamaria
     Hamaria Fourreau, 1868 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Hamaria Kunze ex Baillon, 1892 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Polygonaceae (Family)

Hamaticherus
     Hamaticherus Dejean, 1821 accepted as Cerambyx Linnaeus, 1758 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Hamaticherus Stephens, 1829 accepted as Hamaticherus Dejean, 1821 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Hamaticherus Audinet-Serville, 1834 accepted as Hamaticherus Dejean, 1821 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Hamaticherus Germar, 1824 accepted as Cerambyx Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Hamatolenus
     Hamatolenus Hupé, 1953 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Protolenidae (Family)
     Hamatolenus Hupé, 1952 † accepted as Hamatolenus Hupé, 1952 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Protolenidae (Family)

Hamaxia
     Hamaxia Walker, 1863 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Hamaxia Walker, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Hamaxobium
 Hamaxobium Dahl, 1823 accepted as Hamaxobium Dahl, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Hamaxobium Dejean, 1821 accepted as Hamaxobium Dejean, 1821 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Hamaxobium Andersch in Duftschmid, 1825 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Hambletonia
     Hambletonia Compere, 1936 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Encyrtidae (Family)
     Hambletonia Kozar & Foldi, 2004 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pseudococcidae (Family)

Hameedia
     Hameedia Ahmed, 1972 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)
     Hameedia Abdullah & Qadri, 1968 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Hamigera
     Hamigera A.C. Stolk & R.A. Samson, 1971 · Fungi (Kingdom) > Ascomycota (Phylum) > Eurotiomycetes (Class) > Eurotiales (Order) > Aspergillaceae (Family)
     Hamigera Gray, 1867 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Poecilosclerida (Order) > Hymedesmiidae (Family)

Hamiltonia
 Hamiltonia Roxburgh, 1824 accepted as Spermadictyon Roxburgh, 1815 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
     Hamiltonia Mühlenberg ex Willdenow, 1806 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Santalaceae (Family)
 Hamiltonia Swainson, 1839 accepted as Chanda Hamilton, 1822 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Ambassidae (Family)

Hamipterus
 Hamipterus Holgado, Pêgas, Canudo, Fortuny, Rodrigues, Company & Kellner, 2019 † accepted as Hamipterus Wang, Kellner, Jiang, Wang, Ma, Paidoula, Cheng, Rodrigues, Meng, Zhang, Li & Zhou, 2014 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Pterosauria (Order) > Hamipteridae (Family)
     Hamipterus Wang, Kellner, Jiang, Wang, Ma, Paidoula, Cheng, Rodrigues, Meng, Zhang, Li & Zhou, 2014 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Pterosauria (Order) > Hamipteridae (Family)

Hammacerus
     Hammacerus Laporte, 1832 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Hammacerus Chevrolat, 1879 accepted as Hammatostylus Champion, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Hammaticherus
     Hammaticherus Dejean, 1835 accepted as Hamaticherus Dejean, 1821 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Hammaticherus White, 1853 accepted as Hammaticherus Dejean, 1835 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Hammaticherus Lacordaire, 1869 accepted as Hammaticherus Dejean, 1835 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Hammatocerus
 Hammatocerus Burmeister, 1835 accepted as Hammatocerus Burmeister, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Hammatocerus Gistl, 1848 accepted as Hamaticherus Dejean, 1821 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Hammatocerus Kirby, 1881 accepted as Hammatostylus Champion, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Hammatochaerus
     Hammatochaerus Gemminger & Harold, 1872 accepted as Hammatochaerus Agassiz, 1846 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Hammatochaerus Agassiz, 1846 accepted as Hamaticherus Dejean, 1821 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Hammatoderus
     Hammatoderus Agassiz, 1846 accepted as Hammoderus Thomson, 1856 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Hammatoderus Gemminger & Harold, 1873 accepted as Hammoderus Thomson, 1860 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Hammenia
     Hammenia J.V. Ward, 1986 † · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
     Hammenia Zacharda, 1980 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Rhagidiidae (Family)

Hammeria
 Hammeria Sellnick in Hammer, 1944 accepted as Propelops Jacot, 1937 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Phenopelopidae (Family)
     Hammeria P.M. Burgoyne, 1998 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Aizoaceae (Family)

Hammionus
 Hammionus Charpentier, 1825 accepted as Denticollis Piller & Mitterpacher, 1783 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
 Hammionus Latreille, 1829 accepted as Pheletes Kiesenwetter, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
 Hammionus Dahl, 1823 accepted as Hammionus Dahl, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Hammobates
     Hammobates Rondani, 1856 accepted as Ammobates Stannius, 1831 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Dolichopodidae (Family)
     Hammobates Rondani, 1857 accepted as Ammobates Stannius, 1831 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Dolichopodidae (Family)

Hammoderus
     Hammoderus Thomson, 1856 accepted as Taeniotes Audinet-Serville, 1835 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Hammoderus Thomson, 1860 accepted as Plagiohammus Dillon & Dillon, 1941 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Hammoderus Dejean, 1835 accepted as Hammoderus Thomson, 1856 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Hammonia
 Hammonia Soldani, 1789 accepted as Ammonia Brünnich, 1772 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Rotaliidae (Family)
 Hammonia Leach, 1824 accepted as Cebrio Olivier, 1790 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
 Hammonia Latreille in Cuvier, 1817 accepted as Cebrio Olivier, 1790 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
     Hammonia Herrmannsen, 1852 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Hampala
 Hampala Bleeker, 1860 accepted as Hampala Kuhl & van Hasselt in van Hasselt, 1823 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)
     Hampala Kuhl & van Hasselt in van Hasselt, 1823 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)

Hampsonia
 Hampsonia Kozhanchikov, 1950 accepted as Craniophora Snellen, 1867 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Hampsonia Swinhoe, 1894 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Zygaenidae (Family)

Hamptonia
 Hamptonia Haber, 1932 † accepted as Hamptoniella Wenz, 1938 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Patellogastropoda (Order) > Patellogastropoda (awaiting allocation) (Family)
     Hamptonia Walcott, 1920 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Protomonaxonida (Order) > Hamptoniidae (Family)

Hamptonina
     Hamptonina Soodan & Whatley, 1990 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Holothuroidea (Class) > Dendrochirotida (Order) > Calclamnidae (Family)
     Hamptonina Rollier, 1919 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Dallinidae (Family)

Hamulia
     Hamulia Robineau-Desvoidy, 1863 accepted as Miltogramma Meigen, 1803 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sarcophagidae (Family)
 Hamulia Rafinesque, 1838 accepted as Utricularia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lentibulariaceae (Family)

Hamulus
 Hamulus Morton, 1834 † accepted as Pyrgopolon de Montfort, 1808 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Serpulidae (Family)
     Hamulus Regenhardt, 1961 † (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Polychaeta (awaiting allocation) (Order) > Polychaeta (awaiting allocation) (Family)

Hana
     Hana Kukalova-Peck, 1975 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Megasecoptera (Order) > Megasecoptera (awaiting allocation) (Family)
 Hana Lau, Stokvis, Ofwegen & Reimer, 2018 accepted as Hanah Lau, Stokvis, Ofwegen & Reimer, 2020 · Animalia (Kingdom) > Cnidaria (Phylum) > Octocorallia (Class) > Malacalcyonacea (Order) > Arulidae (Family)

Hanburia
     Hanburia B.C. Seemann, 1858 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cucurbitales (Order) > Cucurbitaceae (Family)
     Hanburia Walcott, 1916 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Corynexochida (Order) > Corynexochida (awaiting allocation) (Family)

Hanburyophyton
 Hanburyophyton J. Corrêa de Mello, 1952 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Bignoniaceae (Family)
 Hanburyophyton L.É. Bureau ex J.E.B. Warming, 1893 accepted as Mansoa A.P. de Candolle, 1838 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Bignoniaceae (Family)

Hancea
     Hancea B.C. Seemann, 1857 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)
 Hancea W.B. Hemsley, 1890 accepted as Hanceola Kudo, 1929 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)
 Hancea Pierre, 1891 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Dipterocarpaceae (Family)

Hancockia
     Hancockia Rolfe, 1903 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Hancockia Gosse, 1877 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Nudibranchia (Order) > Hancockiidae (Family)
 Hancockia Kirby, 1914 accepted as Hancockella Uvarov, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tetrigidae (Family)

Handeliella
     Handeliella Brehm, 1924 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
     Handeliella Skuja in Handel-Mazzetti, 1937 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Nostocales (Order) > Hapalosiphonaceae (Family)

Handlirschia
     Handlirschia Reis, 1909 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Protodonata (Order) > Protodonata (awaiting allocation) (Family)
     Handlirschia Kohl, 1896 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Crabronidae (Family)

Handmannia
     Handmannia M. Peragallo, 1913 · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)
     Handmannia Cossmann, 1890 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Handschinia
     Handschinia Lallemand, 1935 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Handschinia Stach, 1949 accepted as Handschinurida Queiroz, 2015 · Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > Poduromorpha (Order) > Neanuridae (Family)

Hanleya
     Hanleya Gray, 1857 · Animalia (Kingdom) > Mollusca (Phylum) > Polyplacophora (Class) > Lepidopleurida (Order) > Hanleyidae (Family)
     Hanleya H. Adams & Angas, 1864 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Polyplacophora (Class) > Ischnochitonida (Order) > Ischnochitonidae (Family)

Hannaites
     Hannaites Y.J. Mandra, 1969 † · Chromista (Kingdom) > Ochrophyta (Phylum) > Dictyochophyceae (Class) > Dictyochales (Order) > Dictyochaceae (Family)
     Hannaites Imlay, 1957 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Cephalopoda (awaiting allocation) (Order) > Cephalopoda (awaiting allocation) (Family)

Hanno
 Hanno Gray, 1821 accepted as Nasalis Geoffroy, 1812 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cercopithecidae (Family)
 Hanno Herre, 1946 accepted as Bostrychus Lacepède, 1801 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Eleotridae (Family)

Hannonia
 Hannonia Pallary, 1920 accepted as Aciculina A. Adams, 1853 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Nassariidae (Family)
     Hannonia Braun-Blanquet & R. Maire, 1931 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)
     Hannonia Hoek, 1881 · Animalia (Kingdom) > Arthropoda (Phylum) > Pycnogonida (Class) > Pantopoda (Order) > Ascorhynchoidea family incertae sedis (Family)

Hansa
     Hansa Evans, 1955 accepted as Metrocles Godman, 1900 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)
 Hansa Berio, 1959 † accepted as Beriohansa Nye, 1975 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Hansara
     Hansara T. Avent ex J. Spath & J. Moore, 2021 accepted as Agave Linnaeus, 1753 (junior subjective synonym)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Asparagaceae (Family)
     Hansara M.H.J. van der Meer, 2019 accepted as Agave Linnaeus, 1753 (junior subjective synonym)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Hansenia
     Hansenia Kirkaldy, 1902 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Flatidae (Family)
     Hansenia Turczaninow, 1844 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
 Hansenia P.A. Karsten, 1879 accepted as Trametes E.M. Fries, 1836 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Polyporales (Order) > Polyporaceae (Family)
 Hansenia Zopf, 1883 accepted as Strattonia Ciferri, 1954 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Sordariales (Order) > Lasiosphaeriaceae (Family)
 Hansenia H. Zikes, 1911 accepted as Hanseniaspora H. Zikes, 1911 · Fungi (Kingdom) > Ascomycota (Phylum) > Saccharomycetes (Class) > Saccharomycetales (Order) > Saccharomycodaceae (Family)
 Hansenia Lindner, 1905 accepted as Hanseniaspora H. Zikes, 1911 · Fungi (Kingdom) > Ascomycota (Phylum) > Saccharomycetes (Class) > Saccharomycetales (Order) > Saccharomycodaceae (Family)
 Hansenia Melichar, 1901 accepted as Hansenia Melichar, 1901 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Hanseniella
 Hanseniella Mello-Leitão, 1927 accepted as Friburgoia Mello-Leitão, 1932 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Gonyleptidae (Family)
     Hanseniella Karaman, 1959 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Ingolfiellidae (Family)
     Hanseniella Bagnall, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Symphyla (Class) > (Order) > Scutigerellidae (Family)
     Hanseniella C. Cusset, 1992 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Podostemaceae (Family)

Hantkenia
 Hantkenia Cushman, 1924 † accepted as Hantkenia Cushman, 1924 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Hantkeninidae (Family)
     Hantkenia Prever, 1902 † (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Hantkenia Fischer, 1885 † accepted as Pyrgulifera Meek, 1871 † (junior subjective synonym)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Caenogastropoda incertae sedis (Order) > Hemisinidae (Family)

Hantkenina
     Hantkenina Cushman, 1924 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Hantkeninidae (Family)
     Hantkenina Thalmann, 1942 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Hantzschia
     Hantzschia Grunow, 1877 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > Bacillariales (Order) > Bacillariaceae (Family)
 Hantzschia Auerswald, 1862 accepted as Kendrickiella K. Jacobs & M.J. Wingfield, 2001 · Fungi (Kingdom) > Ascomycota (Phylum) > Eurotiomycetes (Class) > Eurotiales (Order) > Eurotiales incertae sedis (Family)

Hanusia
     Hanusia J.A. Deane, D.R.A. Hill, S.J. Brett & G.I. McFadden, 1998 · Chromista (Kingdom) > Cryptista (Phylum) > Cryptophyceae (Class) > Pyrenomonadales (Order) > Geminigeraceae (Family)
     Hanusia Cripps, 1989 † · Animalia (Kingdom) > Echinodermata (Phylum) > Stylophora (Class) > Cornuta (Order) > Cornuta (awaiting allocation) (Family)

Hapale
 Hapale Illiger, 1811 accepted as Callithrix Erxleben, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cebidae (Family)
 Hapale H.W. Schott, 1857 accepted as Hapaline H.W. Schott, 1858 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Araceae (Family)

Hapales
 Hapales F. Cuvier, 1829 accepted as Callithrix Erxleben, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cebidae (Family)
 Hapales Griffith, 1821 accepted as Callithrix Erxleben, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Cebidae (Family)

Hapalia
     Hapalia Hübner, 1821 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Hapalia Hübner, 1818 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
     Hapalia Eschscholtz, 1825 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Hapalocercus
 Hapalocercus Cabanis, 1847 accepted as Euscarthmus Wied, 1831 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Tyrannidae (Family)
 Hapalocercus Cabanis, 1847 [2] accepted as Pseudocolopteryx Lille, 1905 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Tyrannidae (Family)

Hapalocystis
 Hapalocystis N. Sorokin, 1874 accepted as Sorokinocystis A.B. Doweld, 2014 · Fungi (Kingdom) > Chytridiomycota (Phylum) > Chytridiomycetes (Class) > Chytridiales (Order) > Chytridiales incertae sedis (Family)
     Hapalocystis Auerswald ex Fuckel, 1863 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Diaporthales (Order) > Sydowiellaceae (Family)

Hapaloides
     Hapaloides Ameghino, 1902 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Pilosa (Order) > Megatheriidae (Family)
     Hapaloides Ameghino, 1901 † accepted as Hapaloides Ameghino, 1902 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Pilosa (Order) > Megatheriidae (Family)

Hapalonychus
 Hapalonychus Agassiz, 1846 accepted as Apalonychus Westwood, 1845 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hybosoridae (Family)
 Hapalonychus Lacordaire, 1856 accepted as Apalonychus Westwood, 1845 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hybosoridae (Family)

Hapalopus
     Hapalopus Ausserer, 1875 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Theraphosidae (Family)
 Hapalopus Brenske, 1903 accepted as Trichinopus Waterhouse, 1875 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Hapalotis
     Hapalotis Hübner, 1821 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Hapalotis Lichtenstein, 1830-34 accepted as Conilurus Ogilby, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Muridae (Family)

Hapalotrema
 Hapalotrema Zhukov, 1971 accepted as Platydidymus Overstreet & Curran, 2005 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Plagiorchiida (Order) > Haploporidae (Family)
     Hapalotrema Looss, 1899 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Strigeidida (Order) > Spirorchiidae (Family)

Hapalus
 Hapalus Agassiz, 1846 accepted as Apalis Swainson, 1833 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Cisticolidae (Family)
 Hapalus Illiger, 1801 accepted as Apalus Fabricius, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Meloidae (Family)
 Hapalus Albers, 1850 accepted as Curvella Chaper, 1885 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Achatinidae (Family)

Haplacha
     Haplacha Fieber, 1872 accepted as Haplacha Fieber, 1872 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Haplacha Lethierry, 1874 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Haplanthus
 Haplanthus T. Anderson, 1867 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)
 Haplanthus C.G.D. Nees in Wallich, 1832 accepted as Andrographis Wallich ex C.G.D. Nees in Wallich, 1832 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)

Haplariella
 Haplariella P.A. Saccardo in Trotter & P.A. Saccardo, 1931 accepted as Haplariella H. Sydow & P. Sydow, 1908 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Haplariella H. Sydow & P. Sydow, 1908 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Haplariopsis
     Haplariopsis Oudemans, 1903 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Haplariopsis P.C. Hennings, 1908 accepted as Haplariella H. Sydow & P. Sydow, 1908 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Haplaspis
     Haplaspis Borkhsenius, 1949 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Diaspididae (Family)
     Haplaspis Townes, 1944 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)

Haploa
 Haploa Agassiz, 1846 accepted as Brachinus Weber, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Haploa Hübner, 1820 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Haplocaulus
     Haplocaulus Precht, 1935 accepted as Haplocaulus Warren, 1988 (nomen nudum)· Chromista (Kingdom) > Ciliophora (Phylum) > Oligohymenophorea (Class) > Sessilida (Order) > Zoothamniidae (Family)
     Haplocaulus Warren, 1988 · Chromista (Kingdom) > Ciliophora (Phylum) > Oligohymenophorea (Class) > Sessilida (Order) > Zoothamniidae (Family)

Haplocentrus
 Haplocentrus Csiki, 1932 accepted as Aplocentrus Leconte, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Haplocentrus Agassiz, 1846 accepted as Haplocentrus Agassiz, 1846 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Percidae (Family)
 Haplocentrus Lacordaire, 1854 accepted as Aplocentrus Leconte, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Haplocentrus Leconte, 1863 accepted as Aplocentrus Leconte, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Haplocera
 Haplocera Agassiz, 1846 accepted as Aplocera Stephens, 1827 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
 Haplocera Agassiz, 1846 [2] accepted as Apiocera Westwood, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Apioceridae (Family)

Haploceras
     Haploceras Zittel, 1870 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Haploceratidae (Family)
 Haploceras Neumayr, 1875 † accepted as Pachydiscus Zittel, 1884 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Clymeniida (Order) > Clymeniidae (Family)

Haploceros
 Haploceros Flower & Garson, 1884 accepted as Oreamnos Rafinesque, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)
     Haploceros Turner, 1947 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
 Haploceros Lydekker in Flower & Lydekker, 1891 accepted as Oreamnos Rafinesque, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)

Haplochilus
 Haplochilus Agassiz, 1846 accepted as Aplocheilus McClelland, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cyprinodontiformes (Order) > Aplocheilidae (Family)
 Haplochilus Endlicher, 1841 accepted as Zeuxine Lindley, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Haplocladium
     Haplocladium (Müller Hal.) Müller Hal., 1897 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Isobryales (Order) > Leskeaceae (Family)
 Haplocladium Nägeli, 1862 accepted as Pterothamnion Nägeli, 1855 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Ceramiaceae (Family)

Haplocoelus
 Haplocoelus Chaudoir, 1838 accepted as Pterostichus Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Haplocoelus Agassiz, 1846 accepted as Haplocoelus Agassiz, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Haploconus
     Haploconus Cope, 1882 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Condylarthra (Order) > Periptychidae (Family)
     Haploconus Raymond, 1913 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Haplocrinites
     Haplocrinites Steininger, 1837 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Disparida (Order) > Disparida (awaiting allocation) (Family)
     Haplocrinites Troost, 1850 † accepted as Haplocrinites Troost, 1850 † (nomen nudum)· Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Disparida (Order) > Haplocrinitidae (Family)

Haplocyon
     Haplocyon Schlosser, 1901 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Amphicyonidae (Family)
 Haplocyon Lamy, 1903 accepted as Haplocyon Lamy, 1903 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Urocoptidae (Family)

Haplodactyla
 Haplodactyla Théel, 1886 accepted as Molpadia Cuvier, 1817 · Animalia (Kingdom) > Echinodermata (Phylum) > Holothuroidea (Class) > Molpadiida (Order) > Molpadiidae (Family)
 Haplodactyla Grube, 1840 accepted as Molpadia Cuvier, 1817 · Animalia (Kingdom) > Echinodermata (Phylum) > Holothuroidea (Class) > Molpadiida (Order) > Molpadiidae (Family)

Haplodactylus
 Haplodactylus accepted as Hoplodactylus Fitzinger, 1843 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Diplodactylidae (Family)
 Haplodactylus Agassiz, 1846 accepted as Aplodactylus Valenciennes in Cuvier & Valenciennes, 1832 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Aplodactylidae (Family)

Haploderus
 Haploderus Agassiz, 1846 accepted as Aploderus Stephens, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Haploderus Torre, 1877 accepted as Pterostichus Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Haploderus Kraatz, 1857 accepted as Aploderus Stephens, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Haploderus Gemminger & Harold, 1868 accepted as Aploderus Stephens, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Haplodiscus
     Haplodiscus Weldon, 1888 · Animalia (Kingdom) > Xenacoelomorpha (Phylum) > Acoela (Class) > (Order) > Convolutidae (Family)
 Haplodiscus (Bentham) R.A. Philippi, 1895 accepted as Haplopappus Cassini in F. Cuvier, 1828 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Haplodon
 Haplodon Wagler, 1830 † accepted as Aplodontia Richardson, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Aplodontiidae (Family)
 Haplodon Agassiz, 1846 accepted as Haplodon Agassiz, 1846 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Haplodon Braun, 1840 accepted as Haplodon Braun, 1840 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Haplodon I. Hagen, 1899 (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Splachnales (Order) > Splachnaceae (Family)

Haplogaster
 Haplogaster Verhoeff, 1896 accepted as Haplophilus Cook, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Chilopoda (Class) > Geophilomorpha (Order) > Himantariidae (Family)
 Haplogaster Kolbe, 1894 accepted as Aphelogaster Kolbe, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Haplogaster de Chaudoir, 1879 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Haploglossa
     Haploglossa Kraatz, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Haploglossa Gratzianov, 1907 accepted as Caspiomyzon Berg, 1906 · Animalia (Kingdom) > Chordata (Phylum) > Cephalaspidomorphi (Class) > Petromyzontiformes (Order) > Petromyzontidae (Family)
 Haploglossa Gemminger & Harold, 1869 accepted as Aploglossa Guérin-Méneville, 1849 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ptilodactylidae (Family)

Haplohymenium
 Haplohymenium Schwägrichen, 1829 accepted as Haplohymenium Schwägrichen, 1829 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnobryales (Order) > Thuidiaceae (Family)
     Haplohymenium Dozy & Molkenboer, 1846 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Isobryales (Order) > Leskeaceae (Family)

Haplolepis
     Haplolepis H. Sydow, 1925 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Haplolepis Miller, 1892 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Actinopterygii incertae sedis (Order) > Haplolepididae (Family)

Haplolobus
     Haplolobus Broun, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Haplolobus H.J. Lam, 1931 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Burseraceae (Family)

Haplomela
 Haplomela H. Sydow, 1925 accepted as Melanconium Link, 1809 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Diaporthales (Order) > Melanconidaceae (Family)
     Haplomela Chen, 1942 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Haplomus
     Haplomus Szépligeti, 1916 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Haplomus Agassiz, 1846 accepted as Oplomus Spinola, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)

Haplonema
 Haplonema Borzi, 1914 accepted as Haplonema Borzi, 1914 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Cyanophyceae (awaiting allocation) (Order) > Cyanophyceae (awaiting allocation) (Family)
     Haplonema Ward & Magath, 1916 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Quimperiidae (Family)

Haploneura
     Haploneura Loew, 1850 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Haploneura Kohl, 1884 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Haplonycha
 Haplonycha Blanchard, 1851 accepted as Haplonycha Agassiz, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Haplonycha Agassiz, 1846 accepted as Aplonycha Boisduval, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Haplonyx
 Haplonyx Jacobson, 1895 accepted as Aplosonyx Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Haplonyx Schoenherr, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Haplonyx Norman, 1900 accepted as Tmetonyx Stebbing, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Uristidae (Family)
     Haplonyx Schönherr, 1833 accepted as Haplonyx Schoenherr, 1836 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Haplonyx Agassiz, 1846 accepted as Aplosonyx Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Haplopeza
 Haplopeza Péringuey, 1896 accepted as Euplynes Schmidt-Goebel, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Haplopeza Boheman, 1848 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Haplopharynx
 Haplopharynx Grootaert & Meuffels, 1998 accepted as Haplopharyngomyia Meuffels & Grootaert, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Dolichopodidae (Family)
     Haplopharynx Meixner, 1938 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Haplopharyngida (Order) > Haplopharyngidae (Family)

Haplophragmium
     Haplophragmium Reuss, 1860 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Loftusiida (Order) > Haplophragmiidae (Family)
     Haplophragmium P.F. Reinsch, 1881 † (uncertain)· Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)
 Haplophragmium accepted as Hapalophragmium H. Sydow & P. Sydow, 1901 · Fungi (Kingdom) > Basidiomycota (Phylum) > Pucciniomycetes (Class) > Pucciniales (Order) > Raveneliaceae (Family)

Haplophyllia
     Haplophyllia Semenoff-Tian-Chansky, 1972 † accepted as Haplophyllia Semenoff-Tian-Chansky, 1972 † (nomen nudum)· Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Anthozoa (awaiting allocation) (Order) > (Family)
 Haplophyllia Pourtalès, 1868 accepted as Gardineria Vaughan, 1907 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Gardineriidae (Family)

Haplophyllum
     Haplophyllum Pedder, 1967 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Anthozoa (awaiting allocation) (Order) > (Family)
     Haplophyllum Verhoeff, 1897 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Julida (Order) > Julidae (Family)
     Haplophyllum A.H.L. Jussieu, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)

Haploplana
 Haploplana Laidlaw, 1903 accepted as Euplanoida Faubel, 1983 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Polycladida (Order) > Euplanidae (Family)
     Haploplana Bock, 1913 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Polycladida (Order) > Leptoplanidae (Family)

Haplopleura
 Haplopleura accepted as Hoplopleura Enderlein, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phthiraptera (Order) > Hoplopleuridae (Family)
     Haplopleura Berrill, 1950 · Animalia (Kingdom) > Chordata (Phylum) > Appendicularia (Class) > Copelata (Order) > Oikopleuridae (Family)

Haploporella
     Haploporella C.W. Gümbel, 1871 † accepted as Haploporella C.W. Gümbel, 1871 † (nomen dubium)· Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Dasycladales (Order) > Dasycladaceae (Family)
 Haploporella Hincks, 1881 accepted as Monoporella Hincks, 1881 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Microporidae (Family)

Haploporus
 Haploporus Bondartsev, 1953 accepted as Haploporus A. Bondartsev & R. Singer, 1944 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Polyporales (Order) > Polyporaceae (Family)
     Haploporus Looss, 1902 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Plagiorchiida (Order) > Haploporidae (Family)
     Haploporus A. Bondartsev & R. Singer, 1944 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Polyporales (Order) > Polyporaceae (Family)

Haplopsis
 Haplopsis Blanchard, 1850 accepted as Aplopsis Blanchard, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Haplopsis Gemminger & Harold, 1869 accepted as Aplopsis Blanchard, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Haploptyxis
     Haploptyxis Akopyan, 1973 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Heterostrophia (awaiting allocation) (Family)
     Haploptyxis Akopyan, 1976 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)

Haplopus
 Haplopus Martens, 1871 accepted as Haplopus Martens, 1871 · Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
 Haplopus Burmeister, 1838 accepted as Aplopus Gray, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phasmatodea (Order) > Phasmatidae (Family)
 Haplopus Schönherr, 1840 accepted as Haplopodus Marshall, 1946 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Haplorhiza
     Haplorhiza Haeckel, 1880 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Scyphozoa (Class) > Scyphozoa (awaiting allocation) (Order) > Scyphozoa (awaiting allocation) (Family)
     Haplorhiza Agassiz, 1862 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Siphonophorae (Order) > Siphonophora (awaiting allocation) (Family)

Haploscelis
     Haploscelis Agassiz, 1846 accepted as Aploscelis Dejean, 1835 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Endomychidae (Family)
     Haploscelis Blanchard, 1845 accepted as Aploscelis Dejean, 1835 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Endomychidae (Family)

Haploscopa
 Haploscopa Hampson, 1897 accepted as Hoploscopa Meyrick, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Crambidae (Family)
     Haploscopa Meyrick, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Oecophoridae (Family)

Haplosoma
     Haplosoma Semenov, 1889 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Haplosoma Verhoeff, 1894 accepted as Haplosomum Brölemann, 1895 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Polydesmida (Order) > Haplodesmidae (Family)
     Haplosoma Allard, 1888 accepted as Hoplasoma Jacoby, 1884 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Haplosphaera
 Haplosphaera Handel-Mazzetti, 1920 accepted as Hansenia Turczaninow, 1844 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
     Haplosphaera Hollande & Enjumet, 1960 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Haplospora
     Haplospora Kjellman, 1872 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Tilopteridales (Order) > Tilopteridaceae (Family)
 Haplospora Räsänen, 1943 accepted as Vizella P.A. Saccardo, 1883 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetidae incertae sedis (Order) > Vizellaceae (Family)

Haplosporidium
     Haplosporidium Lühe, 1900 · Chromista (Kingdom) > Cercozoa (Phylum) > Ascetosporea (Class) > Haplosporida (Order) > Haplosporidiidae (Family)
     Haplosporidium Spegazzini, 1912 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Haplosporidium Caullery & Mesnil, 1899 · Chromista (Kingdom) > Cercozoa (Phylum) > Ascetosporea (Class) > Haplosporida (Order) > Haplosporidiidae (Family)

Haplostemma
     Haplostemma Endlicher, 1843 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
     Haplostemma Dall, 1895 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Haplostigma
     Haplostigma Kennedy, 1920 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Odonata (awaiting allocation) (Family)
     Haplostigma F. von Mueller, 1873 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Restionaceae (Family)
     Haplostigma A.C. Seward, 1932 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Lycopodiopsida (Class) > Drepanophycales (Order) > Drepanophycales (awaiting allocation) (Family)

Haplostoma
     Haplostoma Canu, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Botryllophilidae (Family)
     Haplostoma Chatton & Harant, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Botryllophilidae (Family)

Haplota
     Haplota Dunning & Pickard, 1859 accepted as Aplota Stephens, 1834 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Oecophoridae (Family)
     Haplota Marcus, 1940 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Hippothoidae (Family)

Haplotaeniatum
     Haplotaeniatum Nazarov & Ormiston, 1993 † · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Spumellaria (Order) > Haplotaeniatumidae (Family)
     Haplotaeniatum Nazarov & Ormiston, 1993, nom. nud. (?) † accepted as Haplotaeniatum Nazarov & Ormiston, 1993 † (nomen nudum)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Spumellaria (Order) > Haplotaeniatumidae (Family)

Haplotes
 Haplotes Agassiz, 1846 accepted as Aplota Stephens, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Oecophoridae (Family)
 Haplotes Weise, 1903 accepted as Polexima Weise, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Haplothrix
     Haplothrix Gahan, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Haplothrix Schilsky, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Melyridae (Family)

Haplotrichum
 Haplotrichum Link, 1824 accepted as Acladium Link, 1809 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Cantharellales (Order) > Botryobasidiaceae (Family)
     Haplotrichum Eschweiler, 1824 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Haplotrichus
     Haplotrichus Kerremans, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Haplotrichus Dolin, 1982 accepted as Paraphotistus Kishii, 1966 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Haplurus
     Haplurus Dejean, 1836 accepted as Haplopodus Marshall, 1946 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Haplurus Agassiz, 1846 accepted as Ruvettus Cocco, 1833 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Gempylidae (Family)

Hapsida
     Hapsida Agassiz, 1846 accepted as Apsida Dejean, 1834 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Hapsida Gemminger, 1870 accepted as Apsida Lacordaire, 1859 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Hapsis
     Hapsis Billberg, 1820 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Hapsis Agassiz, 1846 accepted as Apsis Germar, 1820 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Haptoglossa
     Haptoglossa Cope, 1893 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
     Haptoglossa C. Drechsler, 1940 · Chromista (Kingdom) > Pseudofungi (Phylum) > Oomycetes (Class) > Haptoglossales (Order) > Haptoglossaceae (Family)

Haraella
 Haraella K. Hara & I. Hino, 1955 accepted as Hinoa Hara & Hino in Hino, 1961 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Haraella Y. Kudo, 1930 accepted as Gastrochilus D. Don, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Harbinia
     Harbinia Tsao, 1959 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Cyprididae (Family)
     Harbinia Zhang & Yang in Zhang, Yan & Mu, 1993 (uncertain)· Protozoa (Kingdom) > Sarcomastigota (awaiting allocation) (Phylum) > (Class) > (Order) > Flagellata (awaiting allocation) (Family)

Hardingia
     Hardingia Schaus, 1901 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Notodontidae (Family)
 Hardingia A. Docha Neto & D.H. Baptista, 2011 accepted as Gomesa R. Brown in J. Sims, 1815 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Hardwickia
     Hardwickia Roxburgh, 1811 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
     Hardwickia Topsent, 1906 (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)

Hardyia
 Hardyia Malloch, 1926 † accepted as Prohardyia Pont, 1969 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)
     Hardyia Walcott, 1924 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > (Order) > Missisquoiidae (Family)

Harengus
     Harengus Klein, 1775 accepted as Harengus Klein, 1775 (nomen dubium)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Clupeiformes (Order) > Clupeidae (Family)
     Harengus Catesby, 1771 accepted as Harengus Catesby, 1771 (nomen dubium)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Clupeiformes (Order) > Clupeidae (Family)
 Harengus Walbaum, 1792 accepted as Clupea Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Clupeiformes (Order) > Clupeidae (Family)
 Harengus Gouan, 1770 accepted as Clupea Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Clupeiformes (Order) > Clupeidae (Family)
 Harengus Garsault, 1767 accepted as Clupea Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Clupeiformes (Order) > Clupeidae (Family)
 Harengus Garsault, 1764 accepted as Clupea Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Clupeiformes (Order) > Clupeidae (Family)

Harfordia
 Harfordia Dall, 1921 accepted as Fusinus Rafinesque, 1815 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Fasciolariidae (Family)
     Harfordia E.L. Greene & C.C. Parry, 1886 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Polygonaceae (Family)

Hargeria
     Hargeria Lucas, 1903 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Hargeria Lang, 1973 accepted as Leptochelia Dana, 1849 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Tanaidacea (Order) > Leptocheliidae (Family)

Hariola
     Hariola Stål, 1863 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Hariola Zolotuhin & Prozorov, 2010 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lasiocampidae (Family)

Hariota
 Hariota Adanson, 1763 accepted as Rhipsalis J. Gaertner, 1788 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)
 Hariota A.P. de Candolle, 1834 accepted as Hatiora N.L. Britton & J.N. Rose in L.H. Bailey, 1915 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)

Harleya
     Harleya Jellinek & Swanson, 2003 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Hemicytheridae (Family)
     Harleya S.F. Blake, 1932 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Harma
     Harma Walker, 1857 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Notodontidae (Family)
     Harma Doubleday in Doubleday & Westwood, 1848 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
 Harma Marshall, 1868 accepted as Harma Marshall, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)
 Harma Mulsant, 1850 accepted as Cyrtocaria Crotch, 1874 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)

Harmandia
     Harmandia Pierre, 1889 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Olacaceae (Family)
     Harmandia Rochebrune, 1882 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Harmandia Kieffer, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Cecidomyiidae (Family)

Harmatelia
 Harmatelia Moore in Hewitson & Moore, 1882 † accepted as Itmaharela Nye, 1975 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Harmatelia Walker, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lampyridae (Family)

Harmeria
     Harmeria Norman, 1903 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Cryptosulidae (Family)
     Harmeria Tomlin, 1931 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)

Harmonia
     Harmonia Hartman, 1881 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Harmonia B.G. Baldwin, 1999 accepted as Madia Molina, 1782 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Harmonia Haswell, 1879 accepted as Parapherusa Stebbing, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Melitidae (Family)
     Harmonia Mulsant, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
     Harmonia Edwards, 1882 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Harmoniella
     Harmoniella V.N. Borissova, 1981 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Harmoniella Casey, 1908 accepted as Coccinella Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)

Harmophorus
 Harmophorus Schaufuss, 1886 accepted as Rhamophorus Newton & Chandler, 1989 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Harmophorus Motschoulsky, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Harmosma
     Harmosma Diakonoff, 1963 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Harmosma Fennah, 1964 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Eurybrachidae (Family)

Harmostomum
     Harmostomum Braun, 1899 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)
     Harmostomum Witenberg, 1925 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)

Harmsia
     Harmsia K.M. Schumann in Engler & Prantl, 1897 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
     Harmsia E. McIver & J.F. Basinger, 1993 † accepted as Mciveriella A.B. Doweld, 2016 † (junior homonym)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > (Order) > (Family)

Haroldia
     Haroldia Londt, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Asilidae (Family)
     Haroldia J.M. Bonifacino, 2009 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Harpa
     Harpa Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Harpidae (Family)
     Harpa Pallas, 1774 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Harpa Sharpe, 1874 accepted as Falco Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Accipitriformes (Order) > Falconidae (Family)

Harpacodus
     Harpacodus Morris & Roberts, 1862 † · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Petalodontiformes (Order) > Petalodontiformes (awaiting allocation) (Family)
     Harpacodus St. John & Worthen, 1875 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Harpactes
 Harpactes Ménétriés, 1848 accepted as Machozetus Chaudoir, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Harpactes Egerton, 1876 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Harpactes Swainson, 1833 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Trogoniformes (Order) > Trogonidae (Family)
 Harpactes Templeton, 1834 accepted as Harpactea Bristowe, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Dysderidae (Family)
 Harpactes Agassiz, 1846 accepted as Harpacticus H. Milne Edwards, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Harpacticidae (Family)
 Harpactes Dahlbom, 1844 accepted as Harpactes Dahlbom, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Sphecidae (Family)

Harpacticus
     Harpacticus H. Milne Edwards, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Harpacticidae (Family)
     Harpacticus Dana, 1848 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)

Harpactira
     Harpactira Ausserer, 1871 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Theraphosidae (Family)
     Harpactira Egerton, 1876 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Harpactor
 Harpactor Burmeister, 1850 accepted as Harpactes Swainson, 1833 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Trogoniformes (Order) > Trogonidae (Family)
     Harpactor de Laporte, 1832 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Reduviidae (Family)

Harpactus
 Harpactus Shuckard, 1837 † accepted as Harpactus Shuckard, 1837 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Sphecidae (Family)
 Harpactus Chaudoir, 1850 accepted as Machozetus Chaudoir, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Harpago
     Harpago Mörch, 1852 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Strombidae (Family)
 Harpago Gordon, 1989 accepted as Harpagozoon Gordon, 2009 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Lekythoporidae (Family)
 Harpago Linnavuori, 1951 accepted as Alpagut Kıyak, 1995 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Dipsocoridae (Family)
 Harpago Adams, 1854 accepted as Lambis Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Strombidae (Family)
     Harpago Turner, 1982 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Elasmobranchiomorphi (awaiting allocation) (Order) > Elasmobranchiomorphi (awaiting allocation) (Family)

Harpagus
 Harpagus Vernus, 1892 accepted as Harpago Mörch, 1852 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Strombidae (Family)
 Harpagus Stephens, 1834 accepted as Syncopacma Meyrick, 1925 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Gelechiidae (Family)
     Harpagus Vigors, 1924 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Accipitriformes (Order) > Accipitridae (Family)

Harpaleus
 Harpaleus Cabanis & Heine, 1863 accepted as Trogon Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Trogoniformes (Order) > Trogonidae (Family)
 Harpaleus Billberg, 1820 accepted as Harpalus Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Harpalidium
 Harpalidium Kolbe, 1883 accepted as Siopelus Murray, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Harpalidium Westwood, 1854 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > (Family)

Harpalites
 Harpalites Motschoulsky, 1858 accepted as Scarites Fabricius, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Harpalites Paetel, 1875 accepted as Harpalites Paetel, 1875 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Harpaloamara
 Harpaloamara Hieke, 1995 accepted as Amara Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Harpaloamara Baliani, 1934 accepted as Amara Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Harpalodes
 Harpalodes Motschulsky, 1864 accepted as Notiobia Perty, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Harpalodes Basilewsky, 1951 accepted as Harpalodiodes Bousquet, 2002 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Harpalus
     Harpalus Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Harpalus Godwin-Austen, 1872 accepted as Hapalus Albers, 1850 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Achatinidae (Family)

Harpalyce
     Harpalyce Stephens, 1827 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Harpalyce Meyrick, 1883 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
 Harpalyce D. Don, 1829 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Harpalyce Chambers, 1874 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Gelechiidae (Family)
     Harpalyce A.P. de Candolle, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Harpax
 Harpax Audinet-Serville, 1831 accepted as Harpagomantis Kirby, 1899 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mantodea (Order) > Galinthiadidae (Family)
 Harpax Gistl, 1848 accepted as Cumingia G. B. Sowerby I, 1833 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Semelidae (Family)
     Harpax Parkinson, 1811 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Harpax Gistl, 1848 [2] accepted as Strichosa Chevrolat, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Harpaxibius
     Harpaxibius Ausserer, 1871 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Theraphosidae (Family)
     Harpaxibius Billberg, 1820 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Harpe
 Harpe Bonaparte, 1855 accepted as Falco Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Accipitriformes (Order) > Falconidae (Family)
     Harpe Merrem in Ersch & Gruber, 1818 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Harpe Lacepède, 1802 accepted as Bodianus Bloch, 1790 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Labridae (Family)

Harpella
     Harpella L. Léger & Duboscq, 1929 · Fungi (Kingdom) > Zygomycota (Phylum) > Kickxellomycetes (Class) > Harpellales (Order) > Harpellaceae (Family)
     Harpella Schrank, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Oecophoridae (Family)
 Harpella Gray, 1858 accepted as Lyria Gray, 1847 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Volutidae (Family)

Harpephora
     Harpephora Fischer de Waldheim, 1846 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)
     Harpephora Endlicher, 1841 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Harpephyllum
 Harpephyllum Spruce ex J. Cardot, 1908 accepted as Hemiragis S.E. Bridel, 1827 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hookeriales (Order) > Hookeriaceae (Family)
     Harpephyllum Bernhardi ex C.F.F. Krauss, 1844 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Anacardiaceae (Family)

Harperia
     Harperia W.V. Fitzgerald, 1904 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Restionaceae (Family)
 Harperia J.N. Rose, 1905 accepted as Ptilimnium Rafinesque, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Harpes
     Harpes Goldfuss, 1839 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Harpetidae (Family)
 Harpes Gambel, 1845 accepted as Toxostoma Wagler, 1831 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Mimidae (Family)

Harpidium
     Harpidium Kirk, 1925 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Pentamerida (Order) > Pentameridae (Family)
     Harpidium Körber, 1855 · Fungi (Kingdom) > Ascomycota (Phylum) > Lichinomycetes (Class) > Lichinales (Order) > Lichinaceae (Family)
 Harpidium (W.S. Sullivant) Spruce, 1867 accepted as · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnobryales (Order) > Amblystegiaceae (Family)

Harpina
 Harpina Boeck, 1871 accepted as Harpinia Boeck, 1876 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Phoxocephalidae (Family)
     Harpina Burmeister, 1844 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Harpina Novák, 1885 † accepted as Eoharpes Raymond, 1905 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Harpididae (Family)

Harpipteryx
     Harpipteryx Treitschke, 1833 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Harpipteryx Stephens, 1835 accepted as Harpipteryx Stephens, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Harpophorus
 Harpophorus Agassiz, 1846 accepted as Harpophorus Agassiz, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Harpophorus Agassiz, 1846 [2] accepted as Harpiphorus Hartig, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Tenthredinidae (Family)

Harpophyllum
 Harpophyllum Post & O. Kuntze, 1903 accepted as Pellia Raddi, 1818 · Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Pelliales (Order) > Pelliaceae (Family)
 Harpophyllum Spruce ex Renauld & Cardot, 1908 accepted as Hemiragis S.E. Bridel, 1827 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hookeriales (Order) > Hookeriaceae (Family)

Harporhynchus
     Harporhynchus Sars, 1862 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Branchiopoda (Class) > Diplostraca (Order) > Chydoridae (Family)
 Harporhynchus Cabanis, 1847 accepted as Toxostoma Wagler, 1831 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Mimidae (Family)

Harporrhynchus
 Harporrhynchus Bergroth, 1905 † accepted as Harporrhynchus Bergroth, 1905 † · Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
 Harporrhynchus Coues, 1882 accepted as Toxostoma Wagler, 1831 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Mimidae (Family)

Harporynchus
 Harporynchus Oudemans, 1907 accepted as Toxostoma Wagler, 1831 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Mimidae (Family)
 Harporynchus Oudemans, 1907 [2] accepted as Harpirhynchus Mégnin, 1877 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Harpirhynchidae (Family)

Harpya
 Harpya Des Murs, 1848 accepted as Harpia Vieillot, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Accipitriformes (Order) > Accipitridae (Family)
 Harpya Spix, 1824 accepted as Harpya Spix, 1824 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Harpya Boisduval in d'Urville, 1832 accepted as Harpyia Ochsenheimer, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Notodontidae (Family)
 Harpya Billberg, 1827 accepted as Nyctimene Borkhausen, 1797 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Pteropodidae (Family)

Harpyia
     Harpyia Cuvier, 1817 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Harpyia Agassiz, 1846 accepted as Harpia Vieillot, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Accipitriformes (Order) > Accipitridae (Family)
     Harpyia Ochsenheimer, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Notodontidae (Family)
 Harpyia Illiger, 1811 accepted as Nyctimene Borkhausen, 1797 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Pteropodidae (Family)

Harringtonia
     Harringtonia Bertels, 1975 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)
     Harringtonia Lane, 1973 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Harringtonia Masner, 1980 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Scelionidae (Family)
     Harringtonia J. Frenguelli, 1942 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Cycadopsida (Class) > Cycadales (Order) > Cycadales (awaiting allocation) (Family)

Harrisia
 Harrisia Meigen, 1838 accepted as Harrisia Robineau-Desvoidy, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Harrisia Robineau-Desvoidy, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Harrisia Carvalho, 1983 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)
     Harrisia N.L. Britton, 1909 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)
 Harrisia Lundblad, 1950 † accepted as · Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)
 Harrisia Cleland, 1900 † accepted as Clelandia Cossmann, 1902 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Kingstoniidae (Family)

Harrisiana
     Harrisiana Fedotova, 1992 accepted as Harrisiana Fedotova, 1992 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Cecidomyiidae (Family)
     Harrisiana Fedotova, 1993 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Cecidomyiidae (Family)

Harrisina
     Harrisina Soodan & Whatley, 1990 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Holothuroidea (Class) > Dendrochirotida (Order) > Calclamnidae (Family)
     Harrisina Packard, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Zygaenidae (Family)

Harrisinopsis
     Harrisinopsis G.D. Rowley, 1982 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)
     Harrisinopsis Jordan in Seitz, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Zygaenidae (Family)

Harrisomyia
     Harrisomyia Alexander, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Limoniidae (Family)
     Harrisomyia Skuhrava in Skuhrava & Skuhravy, 1986 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Cecidomyiidae (Family)

Harrisonia
     Harrisonia Ferris, 1922 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phthiraptera (Order) > Trimenoponidae (Family)
     Harrisonia Schaus, 1923 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Harrisonia R. Brown ex A.H.L. Jussieu, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)
 Harrisonia K.P.J. Sprengel, 1827 accepted as · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hedwigiales (Order) > Hedwigiaceae (Family)
 Harrisonia W.J. Hooker, 1826 accepted as Marsdenia R. Brown, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)

Harrovia
     Harrovia Adams & White, 1849 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Pilumnidae (Family)
     Harrovia White, 1847 accepted as Harrovia Adams & White, 1849 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Pilumnidae (Family)

Harsa
     Harsa Marcus, 1951 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Neorhabdocoela (Order) > Placorhynchidae (Family)
     Harsa Carter, 1991 † (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Acantharea (Class) > Actinopoda (awaiting allocation) (Order) > Actinopoda (awaiting allocation) (Family)

Hartella
     Hartella Matthew, 1885 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
     Hartella Georgescu & Abramovich, 2009 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Globigerinida (Order) > Heterohelicidae (Family)

Hartiella
     Hartiella Danielopol, 1971 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Entocytheridae (Family)
 Hartiella Massee, 1910 accepted as Calostilbella F. von Höhnel, 1919 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Hypocreales (Order) > Nectriaceae (Family)

Hartigia
     Hartigia Miquel, 1845 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Melastomataceae (Family)
 Hartigia Müller, 1928 accepted as Boldoria Jeannel, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Leiodidae (Family)
     Hartigia Robineau-Desvoidy, 1863 accepted as Sarcophaga Meigen, 1826 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sarcophagidae (Family)
     Hartigia Schioedte, 1838 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Hartigia Rondani, 1871 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Hartigiella
 Hartigiella P. Sydow, 1900 accepted as Meria Vuillemin, 1896 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Hemiphacidiaceae (Family)
 Hartigiella Müller, 1935 accepted as Boldoria Jeannel, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Leiodidae (Family)

Hartmaniella
     Hartmaniella Imajima, 1977 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Eunicida (Order) > Hartmaniellidae (Family)
     Hartmaniella M.L. Zhang & R.K. Rabeler, 2017 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)

Hartmannia
     Hartmannia Bassiouni, 2002 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
     Hartmannia Newton, 1891 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Hartmannia A.P. de Candolle, 1836 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Hartmannia Spach, 1835 accepted as Oenothera Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Onagraceae (Family)
     Hartmannia Alexeieff, 1912 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Tubulinea (Class) > Euamoebida (Order) > Hartmannellidae (Family)

Hartogia
     Hartogia Mack-Fira, 1968 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Neorhabdocoela (Order) > Promesostomidae (Family)
 Hartogia Thunberg ex Linnaeus f., 1782 accepted as Cassine Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Celastrales (Order) > Celastraceae (Family)
 Hartogia Linnaeus, 1759 accepted as Agathosma Willdenow, 1809 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)
 Hartogia Hochstetter, 1844 accepted as Cassinopsis Sonder in W.H. Harvey & Sonder, 1860 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Icacinales (Order) > Icacinaceae (Family)

Hartsellea
     Hartsellea Rindsberg, 1994 † (uncertain)· Animalia (Kingdom) > Animalia incertae sedis (Phylum) > (Class) > (Order) > (Family)
     Hartsellea R.A. Gastaldo, M.A. Gibson & A. Blanton-Hooks, 2006 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Lycopodiopsida (Class) > Lycopodiopsida (awaiting allocation) (Order) > Lycopodiopsida (awaiting allocation) (Family)

Harttia
     Harttia Steindachner, 1877 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Loricariidae (Family)
     Harttia Walcott, 1884 † (uncertain)· Animalia (Kingdom) > Animalia incertae sedis (Phylum) > (Class) > (Order) > (Family)

Hartwegia
 Hartwegia J. Lindley, 1837 accepted as Nageliella L.O. Williams, 1940 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Hartwegia C.G.D. Nees, 1831 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)

Hartzia
     Hartzia T.M. Harris, 1935 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Ginkgoopsida (Class) > Ginkgoales (Order) > Ginkgoales (awaiting allocation) (Family)
 Hartzia P.A. Nikitin, 1965 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cornales (Order) > Cornaceae (Family)

Haruspex
     Haruspex Shimanskii, 1968 † accepted as Uralharuspex Ceccolini & Cianferoni, 2023 † (junior homonym)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Orthocerida (Order) > Orthocerida (awaiting allocation) (Family)
     Haruspex Thomson, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Harveya
     Harveya Grote, 1873 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Harveya W.J. Hooker, 1837 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Orobanchaceae (Family)
 Harveya H.A. Crum, 1986 accepted as Elharveya H.A. Crum, 1986 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hookeriales (Order) > Hookeriaceae (Family)

Harziella
 Harziella O. Kuntze, 1891 accepted as Trichocladium Harz, 1871 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Sordariales (Order) > Chaetomiaceae (Family)
 Harziella Costantin & Matruchot, 1899 accepted as Lepisticola W. Gams in Gams, Seifert & Morgan-Jones, 2009 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Harziella Mueller-Steffen, 1965 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)

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

Hassallia
     Hassallia V.B.A. Trevisan, 1848 · Plantae (Kingdom) > Chlorophyta (Phylum) > Trebouxiophyceae (Class) > Trebouxiophyceae incertae sedis (Order) > Coccomyxaceae (Family)
     Hassallia M.J. Berkeley ex É. Bornet & C. Flahault, 1887 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Nostocales (Order) > Tolypothrichaceae (Family)

Hasseltia
     Hasseltia Kunth in Humboldt, Bonpland & Kunth, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Salicaceae (Family)
 Hasseltia Blume, 1827 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)

Hasskarlia
 Hasskarlia Baillon, 1860 accepted as Tetrorchidium Poeppig in Poeppig & Endlicher, 1841 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)
 Hasskarlia Walpers, 1849 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Pandanales (Order) > Pandanaceae (Family)
     Hasskarlia C.F. Meisner, 1843 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Crossosomatales (Order) > Staphyleaceae (Family)

Hasta
     Hasta Kirkaldy, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Dictyopharidae (Family)
 Hasta Busck, 1911 accepted as Hastamea Busck, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Oecophoridae (Family)

Hastacypris
     Hastacypris Batista dos Santos Filho, Fauth & Sames, 2020 † accepted as Cuspicypris Guillam, 2024 † (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Podocopida incertae sedis (Family)
     Hastacypris Croneis & Gutke, 1939 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Podocopida (awaiting allocation) (Family)

Hastatis
     Hastatis Buquet, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Hastatis Dejean, 1835 accepted as Hastatis Buquet, 1857 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Hastatus
 Hastatus Vosmaer, 1880 accepted as Myxilla Schmidt, 1862 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Poecilosclerida (Order) > Myxillidae (Family)
 Hastatus Ho, Cheng & Dai, 2010 accepted as Botegokika Ho, Cheng & Dai, 2013 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Xarifiidae (Family)

Hastigerella
 Hastigerella Nicholls, 1935 accepted as Glabrotelson Huys, 2009 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Ectinosomatidae (Family)
 Hastigerella Lang, 1965 accepted as Hastigerella Nicholls, 1935 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Ectinosomatidae (Family)

Hastigerinella
     Hastigerinella Cushman, 1927 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Globigerinida (Order) > Hastigerinidae (Family)
     Hastigerinella Brönnimann, 1952 † (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Hastimima
     Hastimima Seward, 1909 † · Animalia (Kingdom) > Arthropoda (Phylum) > (Class) > Eurypterida (Order) > Eurypterida (awaiting allocation) (Family)
     Hastimima D. White in I.C. White, 1908 † (uncertain)· Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)

Hastina
     Hastina Yang & He, 1985 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Conodonta (Class) > Conodonta (awaiting allocation) (Order) > (Family)
     Hastina Moore in Hewitson & Moore, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)

Hastingsia
     Hastingsia S. Watson, 1879 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Asparagaceae (Family)
     Hastingsia Borg, 1944 · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Hastingsiidae (Family)

Hastites
     Hastites Mayer, 1883 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Belemnitida (Order) > Belemnitida (awaiting allocation) (Family)
     Hastites Cockerell, 1922 † accepted as Catulliastites Szwedo, 2019 † (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cixiidae (Family)

Hastula
 Hastula Millière, 1857 accepted as Avaria Koçak, 1981 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)
     Hastula Zhuravleva, 1978 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Cephalopoda (awaiting allocation) (Order) > Cephalopoda (awaiting allocation) (Family)
     Hastula H. Adams & A. Adams, 1853 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Terebridae (Family)

Haswellia
     Haswellia Darboux, 1899 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Sigalionidae (Family)
 Haswellia Busk, 1884 accepted as Porina d'Orbigny, 1852 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Porinidae (Family)
     Haswellia Miers, 1884 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Sphaeromatidae (Family)
     Haswellia Lamont, 1978 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Archaeogastropoda (Order) > Archaeogastropoda (awaiting allocation) (Family)

Hataiella
 Hataiella Ishizaki, 1967 † accepted as Khataiella · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)
     Hataiella Kotaka, 1959 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Turritellidae (Family)

Hatasia
     Hatasia Broun, 1909 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Hatasia Gray, 1851 accepted as Pholadidea Turton, 1819 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Myoida (Order) > Pholadidae (Family)

Hathlia
     Hathlia Hope, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Hathlia Dejean, 1835 accepted as Mycerinus Thomson, 1857 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Hathor
     Hathor Deschodt, 2023 accepted as Hathoronthophagus Stals, Daniel & Deschodt, 2024 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Hathor Kirkaldy, 1902 accepted as Sericocoris Karsch, 1892 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pyrrhocoridae (Family)

Hattoria
 Hattoria Kamimura, 1961 accepted as Frullania Raddi, 1818 · Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Porellales (Order) > Frullaniaceae (Family)
     Hattoria Schuster, 1961 (uncertain)· Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Jungermanniales (Order) > Jungermanniaceae (Family)

Haughtonia
     Haughtonia Godwin-Austen, 1899 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helicarionidae (Family)
     Haughtonia Kinahan, 1859 † (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Annelida (awaiting allocation) (Class) > Annelida (awaiting allocation) (Order) > Annelida (awaiting allocation) (Family)

Haugiceras
     Haugiceras Cossmann, 1900 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Goniatitida (Order) > Goniatitida (awaiting allocation) (Family)
     Haugiceras Thomel, 1972 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Cephalopoda (awaiting allocation) (Order) > Cephalopoda (awaiting allocation) (Family)

Haumavarga
     Haumavarga Oshanin, 1891 accepted as Haumavarga Oshanin, 1891 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Haumavarga Oshanin, 1908 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Haurokoa
     Haurokoa C. A. Fleming, 1955 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Ranellidae (Family)
     Haurokoa Forster & Wilton, 1973 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Zoropsidae (Family)

Hausmannia
     Hausmannia Dunker, 1846 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Gleicheniales (Order) > Dipteridaceae (Family)
 Hausmannia Hall & Clarke, 1888 † accepted as Dalmanites Barrande, 1852 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Phacopida (Order) > Dalmanitidae (Family)

Haustellaria
 Haustellaria Swainson, 1833 accepted as Haustellum Schumacher, 1817 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Muricidae (Family)
     Haustellaria Gistl, 1848 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)

Haustrifera
 Haustrifera Wieser, 1954 accepted as Pomponema Cobb, 1917 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Chromadorida (Order) > Cyatholaimidae (Family)
 Haustrifera Micoletzky, 1924 accepted as Pomponema Cobb, 1917 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Chromadorida (Order) > Cyatholaimidae (Family)

Haversia
 Haversia Champion, 1918 accepted as Haversiella Schweiger, 1958 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Haversia Roewer, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Gonyleptidae (Family)

Havilandia
     Havilandia Dietrich & McKamey, 1995 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Membracidae (Family)
 Havilandia Stapf, 1894 accepted as Trigonotis Steven, 1851 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Boraginales (Order) > Boraginaceae (Family)

Hawaiia
     Hawaiia Hollenberg, 1967 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Rhodomelaceae (Family)
     Hawaiia Gude, 1911 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Zonitidae (Family)

Hawkinsia
 Hawkinsia Lambert, 1928 † accepted as Coenholectypus Pomel, 1883 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Holectypoida (Order) > Coenholectypidae (Family)
     Hawkinsia Rasetti, 1965 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Hawksworthiana
 Hawksworthiana D.N. Wanasinghe, E. Camporesi & K.D. Hyde in Wanasinghe et al., 2018 accepted as Dlhawksworthia D.N. Wanasinghe, E. Camporesi & K.D. Hyde in Wanasinghe & Hyde, 2018 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Pleosporales (Order) > Phaeosphaeriaceae (Family)
     Hawksworthiana U. Braun, 1988 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Haya
     Haya Makovicky, Kilbourne, Sadleir & Norell, 2011 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Ornithischia (Order) > Ornithopoda incertae sedis (Family)
     Haya I.B. Balfour, 1884 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)

Haydenia
     Haydenia Gabb, 1864 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)
     Haydenia A.C. Seward, 1912 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Cyatheales (Order) > Cyatheaceae (Family)
 Haydenia M.P. Simmons, 2011 accepted as Haydenoxylon M.P. Simmons, 2014 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Celastrales (Order) > Celastraceae (Family)

Haydonia
     Haydonia Pyrcz & Collins in Pyrcz et al., 2020 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
 Haydonia Wilczek, 1954 accepted as Vigna G. Savi, 1824 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Hayella
     Hayella S. Gartner, 1969 † · Chromista (Kingdom) > Haptophyta (Phylum) > Coccolithophyceae (Class) > Coccolithophyceae incertae sedis (Order) > (Family)
 Hayella P.H. Roth, 1969 † accepted as Ilselithina Stradner, 1966 † · Chromista (Kingdom) > Haptophyta (Phylum) > Coccolithophyceae (Class) > Coccolithophyceae incertae sedis (Order) > (Family)

Hayhurstia
     Hayhurstia del Guercio, 1917 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphididae (Family)
     Hayhurstia Mordvilko, 1921 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphididae (Family)

Haynaldia
 Haynaldia S. Schulzer von Müggenburg in S. Schulzer von Müggenburg, A. Kanitz & Knapp, 1866 accepted as Helicostylum Corda, 1842 · Fungi (Kingdom) > Zygomycota (Phylum) > Mucoromycetes (Class) > Mucorales (Order) > Mucoraceae (Family)
 Haynaldia Schur, 1866 accepted as Dasypyrum (Cosson & Durieu) T. Durand, 1888 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Haynaldia Pantocsek, 1889 accepted as Haynaldiopsis S. Blanco & C.E. Wetzel, 2016 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Coscinodiscophyceae (Class) > Coscinodiscales (Order) > Coscinodiscaceae (Family)
 Haynaldia A. Kanitz, 1877 accepted as Lobelia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Campanulaceae (Family)

Haynea
 Haynea H.C.F. Schumacher, 1827 accepted as Laportea Gaudichaud-Beaupré in Freycinet, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Urticaceae (Family)
     Haynea Willdenow, 1803 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Haynea H.G.L. Reichenbach, 1829 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)

Haywardina
     Haywardina Aczél, 1952 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tephritidae (Family)
 Haywardina Forster, 1964 accepted as Forsterinaria Gray, 1973 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)

Hazarania
     Hazarania Wolfart, 1969 † accepted as Hazarania Wolfart, 1969 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
     Hazarania Welppert & Wolfart, 1968 † accepted as Hazarania Welppert & Wolfart, 1968 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
     Hazarania Wolfart, 1970 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Hazardia
     Hazardia E.L. Greene, 1887 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Hazardia Weiser, 1977 · Fungi (Kingdom) > Rozellomycota (Phylum) > Microsporidea (Class) > Amblyosporida (Order) > (Family)

Hazayipaludina
     Hazayipaludina Chernogorenko & Starobogatov in Chernogorenko, 1988 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)
     Hazayipaludina Chernogorenko & Starobogatov, 1987 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)

Hazelia
     Hazelia Taylor, 1920 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Anura (awaiting allocation) (Family)
     Hazelia Walcott, 1920 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Protomonaxonida (Order) > Hazeliidae (Family)

Hazelina
     Hazelina Finks, Hollocher & Thies, 2011 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Lithistida (Order) > Plinthosellidae (Family)
     Hazelina Moos, 1966 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Trachyleberididae (Family)

Hazis
     Hazis Boisduval in d'Urville, 1832 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Hazis Mulsant, 1850 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)

Heardius
 Heardius Brown, 1964 accepted as Ectemnorhinus Waterhouse, 1853 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Heardius Kuschel & Chown, 1995 accepted as Ectemnorhinus Waterhouse, 1853 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Heardius Dreux & Voisin, 1989 accepted as Ectemnorhinus Waterhouse, 1853 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Hebardula
 Hebardula Princis, 1950 accepted as Euhebardula Princis, 1953 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Ectobiidae (Family)
 Hebardula Uvarov, 1939 accepted as Balta Tepper, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Ectobiidae (Family)

Hebe
     Hebe Risso, 1826 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
     Hebe Commerson ex A.L. Jussieu, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Plantaginaceae (Family)
     Hebe Shufeldt, 1913 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Coraciiformes (Order) > Primobucconidae (Family)

Hebea
 Hebea H.M.L. Bolus accepted as Tritoniopsis H.M.L. Bolus, 1929 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Iridaceae (Family)
 Hebea (Persoon) R.A. Hedwig, 1806 accepted as Gladiolus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Iridaceae (Family)

Hebecerus
 Hebecerus Thomson, 1860 accepted as Hebecerus Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Hebecerus Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Hebecerus Kolenati, 1845 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Hebestola
     Hebestola Haldeman, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Hebestola Blanchard in Gay, 1851 accepted as Neohebestola Marinoni, 1977 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Hebestola Thomson, 1857 accepted as Esthlogena Thomson, 1864 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Hebestola Dejean, 1835 accepted as Hebestola Haldeman, 1847 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Hebrus
     Hebrus Curtis, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hebridae (Family)
     Hebrus Curtis, 1831 accepted as Hebrus Curtis, 1833 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hebridae (Family)

Hecaerge
     Hecaerge Blackwall, 1833 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
 Hecaerge Ochsenheimer, 1816 accepted as Libythea Fabricius, 1807 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)

Hechticythere
     Hechticythere Gruendel, 1974 † accepted as Hechticythere Gruendel, 1974 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Podocopida (awaiting allocation) (Family)
     Hechticythere Gruendel, 1978 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Protocytheridae (Family)

Heckelia
     Heckelia Neviani, 1896 † (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
     Heckelia K.M. Schumann in K.M. Schumann & Lauterbach, 1905 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Menispermaceae (Family)

Heckeria
 Heckeria Kunth, 1840 accepted as Pothomorphe Miquel, 1840 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Piperales (Order) > Piperaceae (Family)
     Heckeria Rafinesque, 1838 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Laurales (Order) > Lauraceae (Family)

Hectocotylus
     Hectocotylus Cuvier, 1829 · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Octopoda (Order) > Argonautidae (Family)
     Hectocotylus Kölliker, 1849 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Hectoria
     Hectoria Trechmann, 1918 † (uncertain)· Animalia (Kingdom) > Brachiopoda (Phylum) > Brachiopoda (awaiting allocation) (Class) > Brachiopoda (awaiting allocation) (Order) > Brachiopoda (awaiting allocation) (Family)
     Hectoria Tepper, 1889 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
 Hectoria Castelnau, 1873 accepted as Polyprion Oken, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Polyprionidae (Family)
     Hectoria Lu, 1975 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Hedaia
     Hedaia Saussure & Zehntner, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Blaberidae (Family)
 Hedaia Finot, 1897 accepted as Epilampra Burmeister, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Blaberidae (Family)

Hedera
     Hedera Conti-Jerpe & Freshwater, 2017 · Animalia (Kingdom) > Cnidaria (Phylum) > Octocorallia (Class) > Malacalcyonacea (Order) > Alcyoniidae (Family)
     Hedera Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Araliaceae (Family)

Hederella
     Hederella Hall, 1883 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Hederellida (Order) > Reptariidae (Family)
 Hederella Stapf, 1895 accepted as Catanthera F. von Mueller, 1886 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Melastomataceae (Family)

Hederopsis
     Hederopsis Bassler, 1939 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Cyclostomatida (awaiting allocation) (Family)
 Hederopsis C.B. Clarke in J.D. Hooker, 1879 accepted as Macropanax Miquel, 1856 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Araliaceae (Family)

Hedina
     Hedina Ronkay, Zilli & Fibiger, 2005 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Hedina Alberti, 1954 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Hedinia
 Hedinia Ostenfeld in Hedin, 1922 accepted as Smelowskia C.A. Meyer ex Ledebour, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
     Hedinia Troedsson, 1937 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Papyriaspididae (Family)
     Hedinia Navás, 1936 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Plecoptera (Order) > Perlodidae (Family)

Hedobia
     Hedobia Latreille in Cuvier, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ptinidae (Family)
     Hedobia Dejean, 1821 accepted as Hedobia Latreille in Cuvier, 1829 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ptinidae (Family)

Hedstroemia
     Hedstroemia Pribyl & Vanek, 1978 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Proetida (Order) > Proetidae (Family)
     Hedstroemia A. Rothpletz, 1913 † · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Nostocales (Order) > Rivulariaceae (Family)

Hedstromia
 Hedstromia A. Rothpletz, 1913 † accepted as Hedstroemia A. Rothpletz, 1913 † · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Nostocales (Order) > Rivulariaceae (Family)
     Hedstromia A.C. Smith, 1936 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Hedwigia
 Hedwigia accepted as Hedwiga Roewer, 1931 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Triaenonychidae (Family)
     Hedwigia Palisot de Beauvois, 1804 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hedwigiales (Order) > Hedwigiaceae (Family)
 Hedwigia Medikus, 1790 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Commelinales (Order) > Commelinaceae (Family)
 Hedwigia O. Swartz, 1788 accepted as Tetragastris J. Gaertner, 1790 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Burseraceae (Family)
 Hedwigia D.H. Grindel, 1803 accepted as · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Grimmiales (Order) > Grimmiaceae (Family)

Hedyle
 Hedyle Bergh, 1895 accepted as Palliohedyle Rankin, 1979 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Acochlidiacea (Order) > Acochlidiidae (Family)
     Hedyle Malmgren, 1865 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Polychaeta (awaiting allocation) (Order) > Polychaeta (awaiting allocation) (Family)
 Hedyle Guenée, 1857 accepted as Macrosoma Hübner, 1818 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hedylidae (Family)

Hedylus
     Hedylus Marshall, 1891 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Braconidae (Family)
     Hedylus Förster, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)

Hedypnois
     Hedypnois P. Miller, 1754 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Hedypnois Scopoli, 1772 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Heeria
     Heeria Scudder, 1890 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Heeria Brongniart, 1893 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Palaeodictyoptera (Order) > Palaeodictyoptera (awaiting allocation) (Family)
     Heeria C.F. Meisner, 1837 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Anacardiaceae (Family)
 Heeria D.F.L. Schlechtendal, 1839 accepted as Heterocentron W.J. Hooker & Arnott, 1838 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Melastomataceae (Family)

Heeriella
 Heeriella Handlirsch, 1906 accepted as Heeriaopsis Carpenter, 1985 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > (Family)
     Heeriella Meunier, 1904 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)

Heikea
 Heikea Holthuis & Manning, 1990 accepted as Heikeopsis Ng, Guinot & Davie, 2008 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Dorippidae (Family)
     Heikea Isberg, 1934 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Arcida (Order) > Arcida (awaiting allocation) (Family)

Heimerlia
     Heimerlia F. von Höhnel, 1903 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Myxomycetes (Class) > Echinosteliales (Order) > Echinosteliaceae (Family)
 Heimerlia Skottsberg, 1936 accepted as Ceodes J.R. Forster & J.G.A. Forster, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Nyctaginaceae (Family)

Heimia
     Heimia Link, 1822 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Lythraceae (Family)
     Heimia Haas, 1889 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Postepithyrididae (Family)

Heimiella
 Heimiella H. Lohmann, 1913 accepted as Syracosphaera Lohmann, 1902 · Chromista (Kingdom) > Haptophyta (Phylum) > Coccolithophyceae (Class) > Syracosphaerales (Order) > Syracosphaeraceae (Family)
 Heimiella Boedijn, 1951 accepted as Boletellus Murrill, 1909 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Boletales (Order) > Boletaceae (Family)
     Heimiella Racovitza, 1959 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Heinemannia
 Heinemannia Sacco, 1887 accepted as Heinemannia Sacco, 1887 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Heinemannia Wocke in Heinemann, 1876 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Elachistidae (Family)

Heinrichia
 Heinrichia Busck, 1939 accepted as Henricus Busck, 1943 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)
     Heinrichia Stresemann, 1931 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Muscicapidae (Family)
     Heinrichia Tereshkin, 1996 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)

Heinrichiella
     Heinrichiella Hedwig, 1949 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Heinrichiella Tereshkin, 2000 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)

Heinsenia
     Heinsenia Melichar, 1906 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Tropiduchidae (Family)
     Heinsenia K.M. Schumann, 1897 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Heintzia
 Heintzia Kilian, 1910 † accepted as Heinzia Sayn, 1890 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)
 Heintzia G.K.W.H. Karsten, 1848 accepted as Alloplectus C.F.P. Martius, 1829 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)

Heinzia
     Heinzia Sayn, 1890 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)
 Heinzia Scopoli, 1777 accepted as Dipteryx Schreber, 1791 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
     Heinzia Korge, 1971 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Heisteria
     Heisteria N.J. Jacquin, 1760 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Olacaceae (Family)
 Heisteria Fabricius, 1763 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
 Heisteria Linnaeus, 1758 accepted as Heisteria Linnaeus, 1758 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Polygalaceae (Family)

Hela
 Hela Jeffreys, 1870 accepted as Benthonella Dall, 1889 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Rissoidae (Family)
 Hela Boeck, 1861 accepted as Neohela S. I. Smith, 1881 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Unciolidae (Family)
     Hela Münster, 1840 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Brachyura (awaiting allocation) (Family)
     Hela Hudec & Lezhawa, 1970 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)

Helarctus
 Helarctus Burmeister, 1837 accepted as Helarctos Horsfield, 1825 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Ursidae (Family)
 Helarctus Gloger, 1841 accepted as Helarctos Horsfield, 1825 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Ursidae (Family)

Helaspis
     Helaspis Imbrie, 1959 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Productellidae (Family)
     Helaspis McKenzie, 1963 accepted as Mckenzieana Meng & Xing, 2022 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Diaspididae (Family)
     Helaspis Elliott, Dineley & Johnson, 2000 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pteraspidomorphi (Class) > Pteraspidiformes (Order) > Pteraspidiformes (awaiting allocation) (Family)

Helea
     Helea Latreille, 1804 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Helea Osten Sacken, 1882 accepted as Ceratopogon Meigen, 1803 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ceratopogonidae (Family)
     Helea Meigen, 1800 accepted as Ceratopogon Meigen, 1803 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ceratopogonidae (Family)

Helella
 Helella Kaczanowski, 1961 accepted as Helellophrya Aescht, 2001 · Chromista (Kingdom) > Ciliophora (Phylum) > Oligohymenophorea (Class) > Astomatida (Order) > Radiophryidae (Family)
 Helella Sars, 1883 accepted as Neohela S. I. Smith, 1881 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Unciolidae (Family)

Helena
 Helena Castelnau, 1842 accepted as Protula Risso, 1826 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Serpulidae (Family)
     Helena Lucas, 1840 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Polychaeta (awaiting allocation) (Order) > Polychaeta (awaiting allocation) (Family)
     Helena Risso, 1826 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
     Helena Hartman, 1881 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Helena A.H. Haworth, 1831 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)

Helenia
 Helenia M.D. Zalessky, 1930 † accepted as Heleniodendron H.C. Sze, 1936 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Lycopodiopsida (Class) > Lycopodiopsida (awaiting allocation) (Order) > Lycopodiopsida (awaiting allocation) (Family)
 Helenia P. Miller, 1754 accepted as Helenium Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Helenia Walcott, 1889 † · Animalia (Kingdom) > Hyolitha (Phylum) > (Class) > Hyolitha (awaiting allocation) (Order) > Hyolithida (awaiting allocation) (Family)
     Helenia Walcott, 1889, nom. nud. † accepted as Helenia Walcott, 1889 † (nomen nudum)· Animalia (Kingdom) > Hyolitha (Phylum) > (Class) > Hyolitha (awaiting allocation) (Order) > Hyolithida (awaiting allocation) (Family)
 Helenia Saunders, 1957 † accepted as Helenina Saunders, 1961 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Heleninidae (Family)
     Helenia Libert, 2021 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)

Heleniella
     Heleniella Gouin, 1943 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chironomidae (Family)
     Heleniella (M.D. Zalessky) M.D. Zalessky, 1930 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Lycopodiopsida (Class) > Lepidodendrales (Order) > Lepidodendrales (awaiting allocation) (Family)

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

Helenus
     Helenus White, 1879 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Helenus accepted as Portunus Weber, 1795 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Portunidae (Family)

Heleochloa
 Heleochloa Host ex J.J. Roemer, 1807-1810 accepted as Crypsis W. Aiton, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Heleochloa (Fries) S.T.N. Drejer, 1838 accepted as Glyceria R. Brown, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Heleochloa A.M.F.J. Palisot de Beauvois, 1812 accepted as Phleum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Heleomyza
     Heleomyza Fallén, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Heleomyzidae (Family)
     Heleomyza Perty, 1833 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)

Helia
 Helia Thallwitz, 1891 accepted as Eualus Thallwitz, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Hippolytidae (Family)
     Helia Hübner, 1818 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Helia C.F.P. Martius, 1827 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Gentianaceae (Family)

Heliaca
 Heliaca Herrich-Schäffer, 1850-51 accepted as Heliaca Herrich-Schäffer, 1850-51 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Heliaca Hübner, 1809-1813 accepted as Heliaca Hübner, 1809-1813 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)

Heliactis
     Heliactis Thompson, 1858 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Actiniaria (Order) > Hormathiidae (Family)
 Heliactis Lesson, 1837 accepted as Heliactin Boie, 1831 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Trochilidae (Family)

Helianthella
     Helianthella J. Torrey & A. Gray, 1842 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Helianthella accepted as Halianthella Kwietniewksi, 1896 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Actiniaria (Order) > Halcampidae (Family)

Helianthopsis
     Helianthopsis Kwietniewski, 1898 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Actiniaria (Order) > Stichodactylidae (Family)
 Helianthopsis H.E. Robinson, 1979 accepted as Pappobolus S.F. Blake, 1916 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Helias
     Helias Rafinesque, 1815 accepted as Helias Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Helias Vieillot, 1816 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Helias Fabricius, 1807 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)

Heliases
 Heliases Cuvier in Cuvier & Valenciennes, 1830 accepted as Chromis Cuvier, 1814 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Pomacentridae (Family)
     Heliases Cuvier, 1815 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Pomacentridae (Family)

Heliaster
     Heliaster Gray, 1840 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Forcipulatida (Order) > Heliasteridae (Family)
     Heliaster Gray, 1840, nom. nud. accepted as Heliaster Gray, 1840 (nomen nudum)· Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Forcipulatida (Order) > Heliasteridae (Family)
     Heliaster Hollande & Enjumet, 1960 · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Spumellaria (Order) > Actinommidae (Family)

Helicancyloceras
 Helicancyloceras Tryon, 1883 † accepted as Helicancylus Gabb, 1869 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ancyloceratidae (Family)
     Helicancyloceras Klinger & Kennedy, 1977 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Cephalopoda (awaiting allocation) (Order) > Cephalopoda (awaiting allocation) (Family)

Helice
 Helice Chambers, 1873 accepted as Helice Chambers, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Helice De Haan, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Varunidae (Family)

Helicella
     Helicella Gray, 1856 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Helicella Férussac, 1821 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Hygromiidae (Family)
     Helicella Fitzinger, 1833 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Helicella Hartmann, 1844 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Helicella Swainson, 1840 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Helicia
 Helicia J. Dearness & H. House, 1925 accepted as Cylindrocolla Bonorden, 1851 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Helotiales incertae sedis (Family)
     Helicia Loureiro, 1790 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Proteales (Order) > Proteaceae (Family)
 Helicia Persoon, 1805 accepted as Helixanthera Loureiro, 1790 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Loranthaceae (Family)

Helicina
     Helicina Wagner, 1827 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Helicina Lamarck, 1799 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cycloneritimorpha (Order) > Helicinidae (Family)

Helicites
 Helicites de Blainville, 1824 accepted as Nummulites Lamarck, 1801 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Nummulitidae (Family)
     Helicites Schlotheim, 1813 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Helicites Gesner, 1758 † accepted as · Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Helicius
     Helicius Prószyński, 1976 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Salticidae (Family)
     Helicius Zabka, 1981 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Salticidae (Family)

Helicoceras
     Helicoceras Linder, 1931 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Helicoceras Weithofer, 1888 † accepted as Prostrepsiceros Major, 1891 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)
     Helicoceras d'Orbigny, 1842 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Cephalopoda (awaiting allocation) (Order) > Cephalopoda (awaiting allocation) (Family)
     Helicoceras König, 1825 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Helicocrinus
     Helicocrinus Chapman, 1903 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Crinoidea (awaiting allocation) (Order) > Crinoidea (awaiting allocation) (Family)
 Helicocrinus Quenstedt, 1876 † accepted as Heliocrinites Eichwald, 1840 † · Animalia (Kingdom) > Echinodermata (Phylum) > Rhombifera (Class) > Rhombifera (awaiting allocation) (Order) > Rhombifera (awaiting allocation) (Family)

Helicodes
     Helicodes Boisduval in Doubleday, 1844 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Helicodes Herrmannsen, 1852 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Helicodesmus
     Helicodesmus Golovatch, Geoffroy & VandenSpiegel, 2014 · Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Polydesmida (Order) > Trichopolydesmidae (Family)
 Helicodesmus Linder, 1925 accepted as Helicodendron Peyronel, 1918 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Helotiales incertae sedis (Family)

Helicodon
     Helicodon Lowe, 1831 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Helicodon Ehrenberg, 1831 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Helicogena
 Helicogena Férussac, 1821 † accepted as Helicigona Férussac, 1821 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helicidae (Family)
     Helicogena Risso, 1826 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Helicogonus
     Helicogonus Verhoeff, 1943 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Diplopoda (awaiting allocation) (Order) > (Family)
     Helicogonus Verhoeff, 1951 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Diplopoda (awaiting allocation) (Order) > (Family)

Helicogorgia
     Helicogorgia Bayer, 1981 · Animalia (Kingdom) > Cnidaria (Phylum) > Octocorallia (Class) > Scleralcyonacea (Order) > (Family)
 Helicogorgia Verrill, 1883 accepted as Helicogorgia Bayer, 1981 · Animalia (Kingdom) > Cnidaria (Phylum) > Octocorallia (Class) > Scleralcyonacea (Order) > (Family)

Helicoichnus
     Helicoichnus Yang in Yang, Song & Liang, 1982 † (uncertain)· Animalia (Kingdom) > Animalia incertae sedis (Phylum) > (Class) > (Order) > (Family)
     Helicoichnus Yang in Yang, Song & Liang, 1986 † (uncertain)· Animalia (Kingdom) > Animalia incertae sedis (Phylum) > (Class) > (Order) > (Family)

Helicolithus
     Helicolithus D. Noël, 1970 † · Chromista (Kingdom) > Haptophyta (Phylum) > Coccolithophyceae (Class) > Eiffellithales (Order) > Eiffellithaceae (Family)
     Helicolithus Azpeitia-Moros, 1933 † · Animalia (Kingdom) > Trace fossils (Phylum) > (Class) > (Order) > (Family)

Heliconema
     Heliconema (W. Mitten) L.T. Ellis & A. Eddy, 1989 (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Pottiales (Order) > Calymperaceae (Family)
     Heliconema J.W. Schopf, 1968 † · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Oscillatoriales (Order) > Oscillatoriaceae (Family)
     Heliconema Travassos, 1920 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Physalopteridae (Family)

Heliconia
     Heliconia Linnaeus, 1771 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zingiberales (Order) > Heliconiaceae (Family)
 Heliconia Godart, 1819 accepted as Heliconius Kluk, 1780 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)

Heliconius
 Heliconius Latreille, 1804 accepted as Heliconius Kluk, 1780 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
 Heliconius Kluk, 1802 accepted as Heliconius Kluk, 1780 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
     Heliconius Kluk, 1780 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
 Heliconius Linnaeus, 1758 accepted as Papilio Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Papilionidae (Family)

Helicophora
 Helicophora Weithofer, 1889 † accepted as Prostrepsiceros Major, 1891 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)
     Helicophora Gray, 1840 accepted as Helicophora Gray, 1840 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Helicophora Gray, 1842 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Helicophyllum
     Helicophyllum S.E. Bridel, 1827 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hedwigiales (Order) > Helicophyllaceae (Family)
 Helicophyllum H.W. Schott, 1855 accepted as Eminium (Blume) H.W. Schott, 1855 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Araceae (Family)

Helicopis
     Helicopis Koch in Koch (Keyserling), 1873 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Sparassidae (Family)
     Helicopis Fabricius, 1807 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Riodinidae (Family)
 Helicopis Agassiz, 1846 accepted as Helicopis Agassiz, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Helicopsis
     Helicopsis Fitzinger, 1833 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Oxychilidae (Family)
 Helicopsis P.A. Karsten, 1889 accepted as Helicoma Corda, 1837 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Tubeufiales (Order) > Tubeufiaceae (Family)
     Helicopsis Beck, 1837 accepted as Microcystis Beck, 1837 (junior homonym)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Microcystidae (Family)

Helicosporina
     Helicosporina Arnaud, 1954 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Helicosporina G. Arnaud ex Rambelli, 1960 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Helicosteginopsis
     Helicosteginopsis Caudri, 1975 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Lepidocyclinidae (Family)
     Helicosteginopsis Kugler & Caudri, 1975, nom. nud. † accepted as Helicosteginopsis Caudri, 1975 † (nomen nudum)· Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Lepidocyclinidae (Family)

Helicostilbe
 Helicostilbe Linder, 1929 accepted as Trochophora R.T. Moore, 1955 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Helicostilbe F. von Höhnel, 1902 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Helicosyrinx
 Helicosyrinx Baur, 1864 accepted as Entoconcha J. Müller, 1852 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ptenoglossa (Order) > Eulimidae (Family)
 Helicosyrinx Kozlowski, 1967 † accepted as Helicotubulus Mierzejewski & Kulicki, 2003 † · Animalia (Kingdom) > Phoronida (Phylum) > (Class) > (Order) > Phoronidae (Family)

Helicteres
     Helicteres Beck, 1837 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Helicteres Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)

Helictes
     Helictes Haliday in Curtis, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
 Helictes Gray, 1847 accepted as Melogale Geoffroy in Bélanger, 1831 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Mustelidae (Family)

Heligmus
 Heligmus Candèze, 1865 accepted as Cleidecosta Johnson, 2002 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
 Heligmus Fischer, 1886 † accepted as Eligmus Eudes-Deslongchamps, 1856 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Pterioida (Order) > Malleidae (Family)
     Heligmus Dujardin, 1844 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Anisakidae (Family)

Helina
     Helina Robineau-Desvoidy, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)
     Helina Guénée in Lucas, 1849 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Heliobletus
     Heliobletus Reichenbach, 1853 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Furnariidae (Family)
 Heliobletus Gorham, 1873 accepted as Tragoscelis Strohecker, 1953 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Endomychidae (Family)

Heliocaes
 Heliocaes Turner, 1940 accepted as Cheliosea Watson in Watson, Fletcher & Nye, 1980 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
     Heliocaes Bedel, 1906 accepted as Heliopates Dejean, 1834 (junior objective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Heliocasnonia
 Heliocasnonia Liebke, 1938 accepted as Odacantha Paykull, 1798 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Heliocasnonia Csiki, 1932 accepted as Heliocasnonia Csiki, 1932 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Helio-discoaster
 Helio-discoaster S.H. Tan, 1927 † accepted as Discoaster S.H. Tan, 1931 † · Chromista (Kingdom) > Haptophyta (Phylum) > Coccolithophyceae (Class) > Discoasterales (Order) > Discoasteraceae (Family)
 Helio-discoaster Theodoridis, 1984 † accepted as Discoaster S.H. Tan, 1931 † · Chromista (Kingdom) > Haptophyta (Phylum) > Coccolithophyceae (Class) > Discoasterales (Order) > Discoasteraceae (Family)

Heliodiscus
     Heliodiscus Haeckel, 1862 † · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Spumellaria (Order) > Heliodiscidae (Family)
     Heliodiscus H. van Heurck ex G. Karsten, 1928 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > (Order) > Bacillariophyceae incertae sedis (Family)

Helioentactinia
     Helioentactinia Nazarov, 1975 † · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Entactinaria (Order) > Entactiniidae (Family)
     Helioentactinia Nazarov, 1975, nom. nud. † accepted as Helioentactinia Nazarov, 1975 † (nomen nudum)· Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Entactinaria (Order) > Entactiniidae (Family)

Heliolydella
     Heliolydella Townsend, 1927 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
 Heliolydella Townsend, 1934 accepted as Heliolydella Townsend, 1927 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Heliomanes
     Heliomanes Newman, 1840 accepted as Leptepania Heller, 1924 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Heliomanes Sodovsky, 1837 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Heliomanes Kobelt, 1871 accepted as Heliomanes Kobelt, 1871 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Heliopathes
 Heliopathes Opresko, 2003 accepted as Heteropathes Opresko, 2011 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Antipatharia (Order) > Cladopathidae (Family)
     Heliopathes Mulsant, 1854 accepted as Heliopates Dejean, 1834 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Heliopathes Gebien, 1938 accepted as Heliopates Dejean, 1834 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Heliophana
 Heliophana Simon, 1864 accepted as Heliophanus Koch in Panzer, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Salticidae (Family)
     Heliophana Grote, 1875 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Heliophila
     Heliophila N.L. Burman ex Linnaeus, 1763 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
     Heliophila Klug, 1807 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Apidae (Family)
     Heliophila Hübner, 1822 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Heliophilus
     Heliophilus Gistl, 1834 accepted as Heliophilus Dejean, 1821 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Heliophilus Fitzinger, 1843 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
     Heliophilus Hummel, 1824 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Heliophilus Dejean, 1821 accepted as Phylan Sturm, 1826 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Heliophilus Meigen, 1803 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)
 Heliophilus Faust, 1890 accepted as Sciaphobus Daniel, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Heliophilus Descourtilz, 1854-56 accepted as Heliophilus Descourtilz, 1854-56 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Helioplasmolites
     Helioplasmolites Chekhovich in Sokolov, 1955 † · Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Tabulata (Order) > Tabulata (awaiting allocation) (Family)
     Helioplasmolites Chekhovich, 1956 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Anthozoa (awaiting allocation) (Order) > (Family)

Heliopsis
     Heliopsis Pilsbry, 1933 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Heliopsis Persoon, 1807 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Heliornis
 Heliornis Billberg, 1820 accepted as Heliornis Billberg, 1820 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Heliornis Bonnaterre, 1790 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Gruiformes (Order) > Heliornithidae (Family)

Heliospora
     Heliospora Goodrich, 1949 · Chromista (Kingdom) > Miozoa (Phylum) > Gregarinomorphea (Class) > Arthrogregarida (Order) > Uradiophoridae (Family)
 Heliospora J.D. Hooker, 1880 accepted as Timonius A.P. de Candolle, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Heliosporites
 Heliosporites M.G. Mortimer & W.G. Chaloner, 1967 † accepted as · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
 Heliosporites S. Archangelsky & J.C. Gamerro, 1966 † accepted as Antulisporites S. Archangelsky & J.C. Gamerro, 1966 † · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
     Heliosporites E. Schulz, 1962 † · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)

Heliosteres
 Heliosteres Turner, 1935 accepted as Diaphanta Common, 1996 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Oecophoridae (Family)
     Heliosteres Hope, 1840 accepted as Heliofugus Guérin, 1831 (junior objective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Heliothis
     Heliothis Ochsenheimer, 1816 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Heliothis Hübner, 1809-1813 accepted as Heliothis Hübner, 1809-1813 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Heliothrix
 Heliothrix Strickland, 1842 accepted as Heliothryx Boie, 1831 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Trochilidae (Family)
     Heliothrix Pierson et al., 1986 · Bacteria (Kingdom) > Chloroflexi (Phylum) > Chloroflexia (Class) > Chloroflexales (Order) > Roseiflexaceae (Family)

Heliotis
 Heliotis Sodoffsky, 1837 accepted as Heliothis Ochsenheimer, 1816 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Heliotis Lefebvre, 1827 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Heliotis Laporte, 1836 accepted as Heliotis Laporte, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Helipterum
 Helipterum A.P. de Candolle ex Lindley, 1836 accepted as Syncarpha A.P. de Candolle, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Helipterum A.P. de Candolle, 1838 accepted as Syncarpha A.P. de Candolle, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Heliscus
     Heliscus P.A. Saccardo, 1880 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Hypocreales (Order) > Nectriaceae (Family)
     Heliscus Zang, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Passalidae (Family)

Helisoma
     Helisoma Swainson, 1840 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Hygrophila (Order) > Planorbidae (Family)
     Helisoma Sandberger, 1880 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Helius
     Helius Lepeletier & Serville, 1828 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tipulidae (Family)
 Helius Fauvel, 1906 accepted as Heliolus Fauvel, 1907 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Helix
     Helix (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Cheilostomatida (awaiting allocation) (Family)
     Helix Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helicidae (Family)
 Helix Férussac, 1821 accepted as Helix Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helicidae (Family)
     Helix J. Mitchell, 1769 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Vitales (Order) > Vitaceae (Family)

Helladia
     Helladia Fairmaire in Jacquelin Du Val, ? 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Helladia M. Král, 1987 accepted as Sedum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Crassulaceae (Family)

Helle
     Helle Hesse, 1916 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Helle Osten-Sacken, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Acroceridae (Family)

Helleborine
 Helleborine Moench, 1794 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Helleborine P. Miller, 1754 accepted as Helleborine P. Miller, 1754 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Helleborine O. Kuntze, 1891 accepted as Calopogon R. Brown in W.T. Aiton, 1813 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Hellenia
     Hellenia Sieder, 1961 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Psychidae (Family)
     Hellenia Mulsant & Rey, 1856 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Hellenia A.J. Retzius, 1791 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zingiberales (Order) > Zingiberaceae (Family)
 Hellenia Willdenow, 1797 accepted as Alpinia Roxburgh, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zingiberales (Order) > Zingiberaceae (Family)

Helleria
     Helleria C.G.D. Nees & C.F.P. Martius, 1824 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Humiriaceae (Family)
 Helleria Števčić, 2005 accepted as Camilohelleria Števčić, 2011 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Xanthidae (Family)
 Helleria Norman, 1868 accepted as Guernea Chevreux, 1887 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Dexaminidae (Family)
 Helleria Bassett-Smith, 1898 accepted as Cybicola Bassett-Smith, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Siphonostomatoida (Order) > Pseudocycnidae (Family)
     Helleria Ebner, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Tylidae (Family)
     Helleria Théry, 1934 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Helleria E.P.N. Fournier, 1886 accepted as Festuca Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
     Helleria Czerniavsky, 1868 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Isopoda (awaiting allocation) (Family)

Helleriella
     Helleriella A.D. Hawkes in A.H. Heller & A.D. Hawkes, 1966 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Helleriella Champion, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Hellerina
     Hellerina Galvagni, 2006 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Rhaphidophoridae (Family)
     Hellerina Dworakowska, 1972 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)

Hellia
     Hellia Schafhäutl, 1863 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Hellia F.J.A.N. Unger, 1839 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Cupressales (Order) > Cupressaceae (Family)

Helluo
     Helluo Bonelli, 1813 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Helluo Oken, 1815 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Hirudinoidea (awaiting allocation) (Order) > Hirudinoidea (awaiting allocation) (Family)
 Helluo Clay & Meinertzhagen, 1938 accepted as Aegypoecus Clay & Meinertzhagen, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phthiraptera (Order) > Philopteridae (Family)

Helluodema
 Helluodema Chaudoir, 1872 accepted as Helluosoma Laporte, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Helluodema Laporte, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Hellwigia
     Hellwigia Gravenhorst, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
 Hellwigia Warburg, 1891 accepted as Alpinia Roxburgh, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zingiberales (Order) > Zingiberaceae (Family)

Helminthichthys
 Helminthichthys Agassiz, 1846 accepted as Conger Bosc, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Congridae (Family)
 Helminthichthys Agassiz, 1846 [2] accepted as Conger Bosc, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Congridae (Family)

Helminthocarpon
     Helminthocarpon Fée, 1837 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Ostropales (Order) > Graphidaceae (Family)
 Helminthocarpon A. Richard, 1847 accepted as Vermifrux J.B. Gillett, 1966 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Helminthocladia
     Helminthocladia J.G. Agardh, 1851 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Nemaliales (Order) > Liagoraceae (Family)
 Helminthocladia W.H. Harvey, 1838 accepted as Helminthocladia W.H. Harvey, 1838 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Ectocarpales (Order) > Chordariaceae (Family)

Helminthodes
     Helminthodes Marsh, 1864 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Hirudinoidea (awaiting allocation) (Order) > Hirudinoidea (awaiting allocation) (Family)
 Helminthodes Gill, 1864 accepted as Carapus Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Ophidiiformes (Order) > Carapidae (Family)

Helminthophaga
     Helminthophaga Bechstein, 1803 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Turdidae (Family)
     Helminthophaga Cabanis, 1851 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Parulidae (Family)

Helminthopsis
     Helminthopsis Grouvelle, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elmidae (Family)
     Helminthopsis Heer, 1877 † · Animalia (Kingdom) > Trace fossils (Phylum) > (Class) > (Order) > (Family)
 Helminthopsis Heurck, 1896 accepted as Helminthopsidella P.C. Silva, 1970 † · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)

Helminthora
 Helminthora E.M. Fries, 1825 accepted as Nemalion Duby, 1830 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Nemaliales (Order) > Nemaliaceae (Family)
     Helminthora J.G. Agardh, 1851 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Nemaliales (Order) > Liagoraceae (Family)

Helminthosporites
     Helminthosporites Chitaley & M.T. Sheikh, 1971 † · Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)
     Helminthosporites Pia, 1927 † · Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)

Helobia
 Helobia Lepeletier & Serville, 1828 accepted as Erioptera Meigen, 1803 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Limoniidae (Family)
 Helobia Curtis, 1826 accepted as Nebria Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Helobia Stephens, 1828 accepted as Nebria Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Helobium
 Helobium Gistl, 1834 accepted as Acidota Kirby in Stephens, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Helobium Leach, 1815 accepted as Blethisa Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Helodes
 Helodes Du Val, 1861 accepted as Elodes Latreille, 1796 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scirtidae (Family)
     Helodes auct., non Paykull, 1799 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scirtidae (Family)
     Helodes Dejean, 1835 accepted as Helodes Paykull, 1799 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Helodes Paykull, 1799 accepted as Prasocuris Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scirtidae (Family)

Helodium
     Helodium Warnstorf, 1905 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnobryales (Order) > Thuidiaceae (Family)
 Helodium Dumortier, 1827 accepted as Helosciadium W.D.J. Koch, 1824 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Helodopsis
     Helodopsis Yablokov-Khnzorian, 1961 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scirtidae (Family)
     Helodopsis Waagen, 1879 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Helogyne
 Helogyne Bentham, 1844 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Helogyne Nuttall, 1841 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Helomyia
     Helomyia Meigen, 1838 accepted as Elomya Robineau-Desvoidy, 1830 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Helomyia Agassiz, 1846 accepted as Elomya Robineau-Desvoidy, 1830 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Helonastes
 Helonastes Hinton, 1968 accepted as Austrolimnius Carter & Zeck, 1929 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elmidae (Family)
     Helonastes Common, 1960 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Crambidae (Family)

Helonias
     Helonias Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Melanthiaceae (Family)
 Helonias Adanson, 1763 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)

Helonoma
     Helonoma L.A. Garay, 1982 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Helonoma Hinton, 1968 accepted as Austrolimnius Carter & Zeck, 1929 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elmidae (Family)

Helonotus
     Helonotus Uhler, 1875 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pachygronthidae (Family)
     Helonotus Amyot & Serville, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Reduviidae (Family)

Helopeltis
 Helopeltis Horn, 1873 accepted as Helobata Bergroth, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)
     Helopeltis Signoret, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)

Helophilus
 Helophilus Leach, 1817 accepted as Helophilus Leach, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Helophilus Meigen, 1822 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)
 Helophilus Mulsant, 1844 accepted as Helochares Mulsant, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)

Helophloeina
 Helophloeina Topsent, 1929 accepted as Asbestopluma Lankester, 1882 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Poecilosclerida (Order) > Cladorhizidae (Family)
     Helophloeina Topsent, 1940 (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Poecilosclerida (Order) > Cladorhizidae (Family)

Helophorus
     Helophorus Gistl, 1848 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Helophorus Illiger, 1801 accepted as Helophorus Fabricius, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)
     Helophorus Leach · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydraenidae (Family)
     Helophorus Fabricius, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Helophoridae (Family)

Helopinus
     Helopinus Solier in Spinola, 1839 accepted as Helopinus Solier, 1848 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
 Helopinus Solier, 1848 accepted as Drosochrus Erichson, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Helops
 Helops Agassiz, 1846 accepted as Elops Linnaeus, 1766 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Elopiformes (Order) > Elopidae (Family)
 Helops Browne, 1789 accepted as Bodianus Bloch, 1790 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Labridae (Family)
     Helops Fabricius, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
 Helops Müller, 1835 accepted as Elops Linnaeus, 1766 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Elopiformes (Order) > Elopidae (Family)
 Helops Brandt & Ratzeburg, 1833 accepted as Acipenser Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Acipenseriformes (Order) > Acipenseridae (Family)

Helopus
     Helopus Wiman, 1929 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
     Helopus Wagler, 1832 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Helopus Jenison in Gistl, 1848 accepted as Heilipus Germar, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Helopus Trinius, 1820 accepted as Eriochloa Kunth in Humboldt, Bonpland & Kunth, 1816 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Helorus
 Helorus Goode, 1880 accepted as Notacanthus Bloch, 1788 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Notacanthiformes (Order) > Notacanthidae (Family)
 Helorus Peckham, 1896 accepted as Cobanus Cambridge, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Salticidae (Family)
     Helorus Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Heloridae (Family)

Helosoma
 Helosoma accepted as Helisoma Swainson, 1840 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Hygrophila (Order) > Planorbidae (Family)
 Helosoma Mannerheim, 1846 accepted as Elosoma Motschoulsky, 1845 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Melyridae (Family)

Helotium
 Helotium Persoon, 1801 accepted as Hymenoscyphus Gray, 1821 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Helotiaceae (Family)
 Helotium Tode, 1790 accepted as Omphalina Quélet, 1886 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Tricholomataceae (Family)

Helvia
     Helvia Melichar, 1914 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Fulgoridae (Family)
     Helvia Stål, 1877 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mantodea (Order) > Hymenopodidae (Family)

Helxine
 Helxine Rafinesque, 1837 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Polygonaceae (Family)
 Helxine Requien, 1825 accepted as Soleirolia Gaudichaud-Beaupré in Freycinet, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Urticaceae (Family)
 Helxine Bubani, 1897 accepted as Soleirolia Gaudichaud-Beaupré in Freycinet, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Urticaceae (Family)
     Helxine Linnaeus, 1758 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Polygonaceae (Family)

Helymus
     Helymus Mulsant, 1876 accepted as Helymus Mulsant, 1876 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Helymus Mulsant & Verreaux, 1876 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Hemerophila
 Hemerophila Stephens, 1829 accepted as Menophra Moore, 1887 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Hemerophila Hübner, 1817 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Glyphipterigidae (Family)

Hemesteum
 Hemesteum Newman, 1851 accepted as Hemesteum Newman, 1851 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Thelypteridaceae (Family)
 Hemesteum A.A.H. Léveillé, 1915 accepted as Polystichum A.W. Roth, 1799 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Dryopteridaceae (Family)

Hemiaetos
     Hemiaetos Hodgson, 1844 accepted as Hemiaetos Hodgson, 1844 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Hemiaetos Gray, 1855 accepted as Hemiaetos Gray, 1855 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Hemiaetus
     Hemiaetus Hodgson, 1844 accepted as Hemiaetus Hodgson, 1844 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Hemiaetus Gray, 1855 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Hemianthropus
 Hemianthropus Freudenberg, 1929 † accepted as Homo Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Hominidae (Family)
 Hemianthropus von Königswald, 1957 † accepted as Homo Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Hominidae (Family)

Hemiarcyria
     Hemiarcyria Fries in Endlicher, 1836 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Hemiarcyria Rostafinski, 1875 accepted as Hemitrichia Rostafinski, 1873 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Myxomycetes (Class) > Trichiales (Order) > Trichiaceae (Family)

Hemiarius
     Hemiarius Bleeker, 1862, nom. nud. accepted as Hemiarius Bleeker, 1862 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Ariidae (Family)
     Hemiarius Bleeker, 1862 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Ariidae (Family)

Hemiaspis
     Hemiaspis Woodward, 1865 † accepted as Limuloides Woodward, 1865 † (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > (Class) > (Order) > Bunodidae (Family)
     Hemiaspis Woodward, 1864 † accepted as Hemiaspis Woodward, 1865 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > (Class) > (Order) > Bunodidae (Family)
 Hemiaspis Macgillivray, 1921 accepted as Hemaspidis Macgillivray, 1921 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Diaspididae (Family)
 Hemiaspis Fairmaire, 1901 accepted as Hemiaspidius Krikken, 1982 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Hemiaspis Fitzinger, 1861 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Elapidae (Family)

Hemiasterias
 Hemiasterias Agassiz, 1846 accepted as Hemiasterias Agassiz, 1846 · Animalia (Kingdom) > Brachiopoda (Phylum) > Brachiopoda (awaiting allocation) (Class) > Brachiopoda (awaiting allocation) (Order) > Brachiopoda (awaiting allocation) (Family)
 Hemiasterias Verrill in Harriman, 1914 accepted as Granaster Perrier, 1894 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Forcipulatida (Order) > Asteriidae (Family)

Hemiaulus
 Hemiaulus Ehrenberg, 1844 accepted as Eucampia Ehrenberg, 1839 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Mediophyceae (Class) > Hemiaulales (Order) > Hemiaulaceae (Family)
     Hemiaulus Heiberg, 1863 † · Chromista (Kingdom) > Bacillariophyta (Phylum) > Mediophyceae (Class) > Hemiaulales (Order) > Hemiaulaceae (Family)

Hemibagrus
     Hemibagrus Bleeker, 1862 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Bagridae (Family)
     Hemibagrus Bleeker, 1862, nom. nud. accepted as Hemibagrus Bleeker, 1862 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Bagridae (Family)

Hemibia
     Hemibia Semenov & Gussakovskiĭ, 1937 accepted as Hemibia Semenov & Gussakovskiĭ, 1937 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Hemibia Heude, 1890 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Hemibrissus
 Hemibrissus Pomel, 1869 accepted as Meoma Gray, 1851 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Spatangoida (Order) > Brissidae (Family)
     Hemibrissus Desor, 1858 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)

Hemicalanus
     Hemicalanus Claus, 1862 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Copepoda (awaiting allocation) (Order) > Copepoda (awaiting allocation) (Family)
 Hemicalanus Dana, 1852 accepted as Haloptilus Giesbrecht, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Calanoida (Order) > Augaptilidae (Family)

Hemicardia
     Hemicardia Fleming, 1818 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Hemicardia Spengler, 1799 accepted as Lunulicardia J. E. Gray, 1853 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Cardiidae (Family)

Hemicardium
 Hemicardium Schweigger, 1820 accepted as Corculum Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Cardiidae (Family)
 Hemicardium Barrande, 1881 † accepted as Patrocardia Fischer, 1887 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Myalinida (Order) > Lunulacardiidae (Family)

Hemicarpus
     Hemicarpus Billard, 1913 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Plumulariidae (Family)
     Hemicarpus F. von Mueller, 1857 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Hemiceras
     Hemiceras Guenée, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Notodontidae (Family)
 Hemiceras Eichwald, 1856 accepted as Hemiceras Eichwald, 1856 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Hemichalepus
     Hemichalepus Spaeth, 1937 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Hemichalepus Uhmann, 1957 accepted as Xenochalepus Weise, 1910 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Hemichelidon
     Hemichelidon Hodgson, 1845 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Hemichelidon Hodgson, 1844 accepted as Hemichelidon Hodgson, 1844 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Hemichlaenius
 Hemichlaenius Lučnik, 1933 accepted as Lithochlaenius Kryzhanovskii, 1976 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Hemichlaenius Bates, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Hemichonetes
     Hemichonetes Racheboeuf in Havlicek & Racheboeuf, 1979 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Strophomenatida (Order) > Strophomenida (awaiting allocation) (Family)
 Hemichonetes Racheboeuf, 1981 † accepted as Chlupacina Havlicek & Racheboeuf, 1979 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Strophochonetidae (Family)
     Hemichonetes Lee & Su in Li & Gu, 1980 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Chonetidae (Family)

Hemichroa
     Hemichroa Stephens, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Tenthredinidae (Family)
     Hemichroa R. Brown, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)

Hemicladus
     Hemicladus Buquet, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Hemicladus Dejean, 1836 accepted as Hemicladus Buquet, 1857 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Hemicnemis
 Hemicnemis Selys, 1882 † accepted as Leptocnemis Selys, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Platycnemididae (Family)
 Hemicnemis Müller & Troschel, 1840 accepted as Luidia Forbes, 1839 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Platyasterida (Order) > Luidiidae (Family)

Hemicosmites
     Hemicosmites Buch, 1840 † · Animalia (Kingdom) > Echinodermata (Phylum) > Rhombifera (Class) > Rhombifera (awaiting allocation) (Order) > Rhombifera (awaiting allocation) (Family)
     Hemicosmites Gray, 1840 † accepted as Hemicosmites Buch, 1840 † (nomen nudum)· Animalia (Kingdom) > Echinodermata (Phylum) > Rhombifera (Class) > Rhombifera (awaiting allocation) (Order) > Rhombifera (awaiting allocation) (Family)

Hemicratops
 Hemicratops Edwards & Vevers, 1975 accepted as Hemicratopus Voss, 1964 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Hemicratops Voss, 1964 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Hemicristellaria
 Hemicristellaria Sherborn, 1893 accepted as Hemirobulina Stache, 1864 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lagenida (Order) > Vaginulinidae (Family)
     Hemicristellaria Stache, 1865 † (uncertain)· Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lagenida (Order) > Nodosariidae (Family)

Hemicrypta
     Hemicrypta De Folin, 1883 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Hemicrypta Agassiz, 1845 accepted as Hemicrypta Agassiz, 1845 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Hemicrypturus
     Hemicrypturus Corda in Hawle & Corda, 1847 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
 Hemicrypturus Agassiz, 1843 † accepted as Hemicrypturus Agassiz, 1843 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Hemicryptus
     Hemicryptus Kriechbaumer, 1893 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Hemicryptus Zittel, 1885 † accepted as Hemicryptus Zittel, 1885 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Hemicyclia
     Hemicyclia Ehrenberg, 1831 · Animalia (Kingdom) > Nemertea (Phylum) > Nemertea (awaiting allocation) (Class) > Nemertea (awaiting allocation) (Order) > Nemertea (awaiting allocation) (Family)
 Hemicyclia R. Wight & G.A.W. Arnott, 1833 accepted as Drypetes M. Vahl, 1807 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Putranjivaceae (Family)

Hemicyclium
     Hemicyclium Eberhard, 1862 · Chromista (Kingdom) > Ciliophora (Phylum) > Nassophorea (Class) > Nassulida (Order) > Microthoracidae (Family)
     Hemicyclium Schmidt, 1914 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Hemicyclops
     Hemicyclops Boeck, 1872 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Clausidiidae (Family)
 Hemicyclops Claus, 1893 accepted as Halicyclops Norman, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Clausidiidae (Family)
     Hemicyclops Meijere, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ephydridae (Family)

Hemicyclostoma
     Hemicyclostoma Chitty, 1857 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Hemicyclostoma Gray, 1840 † accepted as Hemicyclonosta Deshayes in Blainville, 1825 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneroida (awaiting allocation) (Family)

Hemicyclus
     Hemicyclus Westwood, 1841 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Hemicyclus Geinitz, 1868 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Hemidactylus
     Hemidactylus Oken, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Gekkonidae (Family)
     Hemidactylus Gray, 1827 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Gekkonidae (Family)
     Hemidactylus Gray, 1825 accepted as Hemidactylus Gray, 1825 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Gekkonidae (Family)

Hemidictya
     Hemidictya Burmeister, 1835 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Hemidictya Coryell, 1921 (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)

Hemidiscella
     Hemidiscella Bock, 1968 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lituolida (Order) > Ammodiscidae (Family)
     Hemidiscella † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Hemidiscosa (Order) > Hemidiscosa (awaiting allocation) (Family)

Hemidiscus
     Hemidiscus Schellwien, 1898 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lituolida (Order) > Ammodiscidae (Family)
     Hemidiscus Wallich, 1860 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Coscinodiscophyceae (Class) > Coscinodiscales (Order) > Hemidiscaceae (Family)

Hemiechinus
     Hemiechinus Agassiz, 1872 accepted as Hemiechinus Agassiz, 1872 (nomen nudum)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
     Hemiechinus Fitzinger, 1866 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Erinaceomorpha (Order) > Erinaceidae (Family)

Hemieuryomus
 Hemieuryomus Kessel, 1935 accepted as Hemieuryomus Alonso-Zarazaga & Lyal, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Hemieuryomus Alonso-Zarazaga & Lyal, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Hemiexocoetus
 Hemiexocoetus Fowler, 1901 accepted as Fodiator Jordan & Meek, 1885 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Beloniformes (Order) > Exocoetidae (Family)
     Hemiexocoetus David, 1946 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Hemigaster
     Hemigaster Juel, 1895 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Hemigasteraceae (Family)
     Hemigaster Brullé in Lepeletier, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
     Hemigaster Rondani, 1875 accepted as Neohemigaster Malloch, 1939 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Platystomatidae (Family)
 Hemigaster Lacordaire, 1866 accepted as Hemicolpus Heller, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Hemiglyptus
     Hemiglyptus Horn, 1889 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Hemiglyptus Ashmead, 1905 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Hemigrammocapoeta
     Hemigrammocapoeta Pellegrin, 1927 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)
 Hemigrammocapoeta Estève, 1952 accepted as Barbus Cuvier & Cloquet, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)

Hemigymnia
 Hemigymnia O. Stapf in D. Prain, 1920 accepted as Ottochloa Dandy, 1931 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
     Hemigymnia W. Griffith, 1842 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Boraginales (Order) > Boraginaceae (Family)
     Hemigymnia Malaise, 1937 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Argidae (Family)
     Hemigymnia Arnaud, 1898 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Spatangoida (Order) > Paleopneustina incertae sedis (Family)

Hemigyrus
     Hemigyrus Brunner, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
 Hemigyrus Achmerov & Achmerova, 1941 accepted as Acanthogyrus Thapar, 1927 · Animalia (Kingdom) > Acanthocephala (Phylum) > Eoacanthocephala (Class) > Gyracanthocephala (Order) > Quadrigyridae (Family)

Hemilecanium
     Hemilecanium Newstead, 1906 accepted as Hemilecanium Newstead, 1908 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Coccidae (Family)
     Hemilecanium Newstead, 1908 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Coccidae (Family)

Hemilophus
     Hemilophus Swainson, 1837 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Hemilophus Audinet-Serville, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Hemimenia
     Hemimenia Nierstrasz, 1902 · Animalia (Kingdom) > Mollusca (Phylum) > Aplacophora (Class) > Neomeniamorpha (Order) > Hemimeniidae (Family)
     Hemimenia Gardner & Campbell, 2002 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneroida (awaiting allocation) (Family)

Hemimeris
     Hemimeris Linnaeus f., 1782 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Scrophulariaceae (Family)
 Hemimeris Linnaeus, 1760 accepted as Hemimeris Linnaeus, 1760 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Scrophulariaceae (Family)

Hemineura
     Hemineura Harvey, 1849 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Delesseriaceae (Family)
     Hemineura Tetens, 1891 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Psocoptera (Order) > Elipsocidae (Family)

Hemiodon
 Hemiodon Swainson, 1840 accepted as Strophitus Rafinesque, 1820 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Unionoida (Order) > Unionidae (Family)
 Hemiodon Kner, 1853 accepted as Reganella Eigenmann, 1905 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Loricariidae (Family)

Hemionus
 Hemionus † accepted as Equus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Perissodactyla (Order) > Equidae (Family)
 Hemionus F. Cuvier, 1823 accepted as Equus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Perissodactyla (Order) > Equidae (Family)

Hemiops
     Hemiops Dejean, 1833 accepted as Hemiops Laporte, 1838 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
     Hemiops Laporte, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Hemiorchis
 Hemiorchis Mehra, 1939 accepted as Plasmiorchis Mehra, 1934 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Strigeidida (Order) > Spirorchiidae (Family)
     Hemiorchis Kurz, 1873 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zingiberales (Order) > Zingiberaceae (Family)

Hemipecten
     Hemipecten A. Adams & Reeve, 1849 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Ostreida (Order) > Pectinidae (Family)
 Hemipecten Dyar, 1905 accepted as Schausiania Strand, 1910 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Cossidae (Family)

Hemiphaga
     Hemiphaga Bonaparte, 1854 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Columbiformes (Order) > Columbidae (Family)
     Hemiphaga Bonaparte, 1854, nom. nud. accepted as Hemiphaga Bonaparte, 1854 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Columbiformes (Order) > Columbidae (Family)

Hemiphanes
     Hemiphanes Emeljanov, 1999 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)
     Hemiphanes Förster, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)

Hemiphragma
     Hemiphragma Ulrich, 1893 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Trepostomatida (Order) > Trematoporidae (Family)
     Hemiphragma Wallich, 1822 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Plantaginaceae (Family)

Hemiphrynus
 Hemiphrynus Horn, 1889 accepted as Phrynocepha Baly, 1861 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Hemiphrynus Pocock, 1902 accepted as Paraphrynus Moreno, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Amblypygi (Order) > Tarantulidae (Family)
     Hemiphrynus Fritsch, 1899 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Trigonotarbida (Order) > Anthracomartidae (Family)
 Hemiphrynus Fric, 1901 † accepted as Nyranytarbus Harvey & Selden, 1995 † · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Trigonotarbida (Order) > Eophrynidae (Family)

Hemiphyllum
     Hemiphyllum Tomes, 1887 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Hemiphyllum M. Lemoine, 1970 † · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Sporolithales (Order) > Sporolithaceae (Family)

Hemiphytobius
 Hemiphytobius Wagner, 1937 accepted as Aphytobius Wagner, 1937 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Hemiphytobius Dieckmann, 1972 accepted as Aphytobius Wagner, 1937 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Hemiphytobius Smreczynksy, 1974 accepted as Aphytobius Wagner, 1937 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Hemipiloceras
     Hemipiloceras Shimizu & Obata, 1935 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Endocerida (Order) > Endocerida (awaiting allocation) (Family)
     Hemipiloceras Shimizu & Obata, 1936 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Hemiplatystoma
 Hemiplatystoma Bleeker, 1862 accepted as Pseudoplatystoma Bleeker, 1862 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Pimelodidae (Family)
     Hemiplatystoma Bleeker, 1862, nom. nud. accepted as Pseudoplatystoma Bleeker, 1862 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Pimelodidae (Family)

Hemipodius
 Hemipodius Grube, 1870 accepted as Hemipodus Quatrefages, 1866 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Glyceridae (Family)
     Hemipodius Temminck, 1815 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Gruiformes (Order) > Turnicidae (Family)

Hemipodoiulus
     Hemipodoiulus Verhoeff, 1910 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Diplopoda (awaiting allocation) (Order) > (Family)
     Hemipodoiulus Verhoeff, 1892 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Diplopoda (awaiting allocation) (Order) > (Family)

Hemipogon
     Hemipogon Warren, 1897 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Hemipogon Decaisne in Alph. de Candolle, 1844 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)

Hemipraocis
 Hemipraocis Flores & Pizarro-Araya, 2014 accepted as Praocis Eschscholtz, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Hemipraocis Kulzer, 1958 accepted as Hemipraocis Flores & Pizarro-Araya, 2014 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Hemiprionites
     Hemiprionites Spath, 1929 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Prionitidae (Family)
 Hemiprionites Fischer de Waldheim, 1832 † accepted as Hemipronites Pander, 1830 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Orthida (Order) > Clitambonitidae (Family)

Hemipristis
     Hemipristis Agassiz, 1834 † accepted as Hemipristis Agassiz, 1843 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Carcharhiniformes (Order) > Hemigaleidae (Family)
     Hemipristis Kolbe, 1903 accepted as Hemipristula Bouchard & Bousquet, 2021 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Hemipristis Agassiz, 1843 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Carcharhiniformes (Order) > Hemigaleidae (Family)
     Hemipristis Agassiz, 1843, nom. nud. † accepted as Hemipristis Agassiz, 1843 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Carcharhiniformes (Order) > Hemigaleidae (Family)

Hemipristula
     Hemipristula Strand, 1935 accepted as Hemipristula Bouchard & Bousquet, 2021 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Hemipristula Bouchard & Bousquet, 2021 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Hemiprocne
     Hemiprocne Nitzsch, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Hemiprocnidae (Family)
 Hemiprocne Nitzsch, 1840 accepted as Hemiprocne Nitzsch, 1840 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Hemiprocnidae (Family)

Hemipteris
     Hemipteris Mabille, 1889 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)
 Hemipteris Rosenstock, 1908 accepted as Pteris Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Pteridaceae (Family)

Hemipteron
     Hemipteron Gray in J.L.G. Gray, 1846 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Hemipteron Hodgson, 1844 accepted as Hemipteron Hodgson, 1844 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Hemiptychus
 Hemiptychus Ehrenberg, 1848 accepted as Arachnoidiscus H. Deane ex G. Shadbolt, 1852 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Coscinodiscophyceae (Class) > Stictodiscales (Order) > Stictodiscaceae (Family)
 Hemiptychus Leconte, 1865 accepted as Tricorynus Waterhouse, 1849 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ptinidae (Family)

Hemipus
     Hemipus Hodgson, 1845 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Corvidae (Family)
     Hemipus Hodgson, 1844 accepted as Hemipus Hodgson, 1845 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Corvidae (Family)

Hemirhipus
 Hemirhipus Dillwyn, 1829 accepted as Agriotes Eschscholtz in Thon, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
     Hemirhipus Berthold, 1827 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Hemirhynchus
     Hemirhynchus Hodgson, 1843 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Hemirhynchus Agassiz, 1844 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Hemirhynchus Kner, 1867 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Hemisastrapada
     Hemisastrapada Livingstone & Ravichandran, 1991 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Reduviidae (Family)
     Hemisastrapada Livingstone & Ravichandran, 1989 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Reduviidae (Family)

Hemiscyllium
     Hemiscyllium Müller & Henle, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Orectolobiformes (Order) > Hemiscylliidae (Family)
     Hemiscyllium Smith, 1838 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Hemisincirra
 Hemisincirra Foissner, 1984 accepted as Hemisincirra Hemberger, 1985 · Chromista (Kingdom) > Ciliophora (Phylum) > Spirotrichea (Class) > Hypotrichida (Order) > Amphisiellidae (Family)
     Hemisincirra Hemberger, 1985 · Chromista (Kingdom) > Ciliophora (Phylum) > Spirotrichea (Class) > Hypotrichida (Order) > Amphisiellidae (Family)

Hemisphaera
     Hemisphaera Pandelle in Uhagon, 1875 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)
     Hemisphaera A.A. Kolakovsky, 1984 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Campanulaceae (Family)

Hemisphaerium
     Hemisphaerium Czerniavsky, 1878 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
     Hemisphaerium D.O. Hemer & P.W. Nygreen, 1967 † · Plantae (Kingdom) > Charophyta (Phylum) > Zygnematophyceae (Class) > Zygnematales (Order) > Zygnemataceae (Family)

Hemisphaerota
 Hemisphaerota Blanchard, 1845 accepted as Hemisphaerota Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Hemisphaerota Spaeth, 1905 accepted as Spaethiella Barber & Bridwell, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Hemisphaerota Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Hemistegia
 Hemistegia Rafinesque, 1837 accepted as Salvia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)
 Hemistegia K.B. Presl, 1847 accepted as Cyathea J.E. Smith, 1793 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Cyatheales (Order) > Cyatheaceae (Family)

Hemistephanus
     Hemistephanus Enderlein, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Stephanidae (Family)
     Hemistephanus Looss, 1901 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)

Hemisterias
     Hemisterias Rafinesque, 1832 (uncertain)· Animalia (Kingdom) > Brachiopoda (Phylum) > Brachiopoda (awaiting allocation) (Class) > Brachiopoda (awaiting allocation) (Order) > Brachiopoda (awaiting allocation) (Family)
     Hemisterias † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)

Hemistoma
 Hemistoma Cobbold, 1861 accepted as Hemistoma Cobbold, 1861 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)
 Hemistoma Swainson, 1839 accepted as Scarus Forsskål, 1775 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Scaridae (Family)
 Hemistoma accepted as Hemistomia Crosse, 1872 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Hydrobiidae (Family)

Hemistylus
     Hemistylus Voigt, 1928 † · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Cheilostomatida (awaiting allocation) (Family)
     Hemistylus Bentham, 1843 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Urticaceae (Family)

Hemisynodontis
     Hemisynodontis Bleeker, 1862 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Mochokidae (Family)
     Hemisynodontis Bleeker, 1862, nom. nud. accepted as Hemisynodontis Bleeker, 1862 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Mochokidae (Family)

Hemiteles
     Hemiteles Gravenhorst, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
 Hemiteles Brullé, 1835 accepted as Hemitelestus Alluaud, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Hemitelites
     Hemitelites G.M. Romanovskaja in I.M. Pokrovskaja & N.K. Stelmak, 1960 † · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
     Hemitelites Göppert, 1836 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridophyta/Pteridospermophyta (unclassified foliage) (Class) > Pteridophyta/Pteridospermophyta (awaiting allocation) (Order) > Pteridophytes/Pteridosperms (awaiting allocation) (Family)

Hemithraupis
     Hemithraupis Cabanis, 1851 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)
     Hemithraupis Ridgway, 1898 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Thraupidae (Family)

Hemitoma
     Hemitoma Skuja, 1939 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlamydomonadales (Order) > Phacotaceae (Family)
     Hemitoma Swainson, 1840 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Fissurellidae (Family)

Hemitragus
     Hemitragus Hodgson, 1841 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)
     Hemitragus Van der Hoeven, 1855 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)

Hemitrichapion
 Hemitrichapion Wagner, 1932 accepted as Hemitrichapion Voss, 1959 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)
     Hemitrichapion Voss, 1959 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)

Hemitrichia
 Hemitrichia Möllendorff, 1888 accepted as Hemitrichiella Zilch, 1956 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Camaenidae (Family)
     Hemitrichia Rostafinski, 1873 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Myxomycetes (Class) > Trichiales (Order) > Trichiaceae (Family)

Hemitriton
     Hemitriton Dugés, 1852 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
     Hemitriton van der Hoeven, 1833 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)

Hemiura
     Hemiura Ridgway, 1888 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Certhiidae (Family)
     Hemiura Rafinesque, 1815 accepted as Hemiura Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Hemiurus
 Hemiurus Gervais in Laporte, 1855 accepted as Monodelphis Burnett, 1830 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Didelphimorphia (Order) > Didelphidae (Family)
     Hemiurus Rudolphi, 1809 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Azygiida (Order) > Hemiuridae (Family)

Hemixantha
     Hemixantha Loew, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Richardiidae (Family)
 Hemixantha Jacoby, 1899 accepted as Chapuisia Duvivier, 1885 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Hempelia
     Hempelia Vaz, 1936 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Thelaziidae (Family)
     Hempelia F.J.F. Meyen, 1827 (uncertain)· Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)
     Hempelia Sampson & Drews, 1941 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aleyrodidae (Family)

Hemphillia
     Hemphillia Bland & Binney, 1872 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Arionidae (Family)
     Hemphillia Dall, 1879 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Polyplacophora (Class) > Polyplacophora_(awaiting_allocation) (Order) > (Family)

Hendecatomus
 Hendecatomus Gemminger & Harold, 1869 accepted as Endecatomus Mellié, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Bostrichidae (Family)
 Hendecatomus Bach, 1852 accepted as Endecatomus Mellié, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Endecatomidae (Family)

Hendelimyza
     Hendelimyza Frey, 1927 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Lauxaniidae (Family)
     Hendelimyza Duda, 1935 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Lauxaniidae (Family)

Hendersonia
 Hendersonia Dall, 1905 accepted as Hendersoniella Dall, 1905 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Urocoptidae (Family)
 Hendersonia P.A. Saccardo, 1884 accepted as Stagonospora (P.A. Saccardo) P.A. Saccardo, 1884 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Hendersonia Georgescu & Abramovich, 2008 † accepted as Parasigalia Soto-Jaramillo, 1989 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Globigerinida (Order) > Heterohelicidae (Family)
     Hendersonia M.J. Berkeley, 1841 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Pleosporales (Order) > Phaeosphaeriaceae (Family)
     Hendersonia Wilson, 1938 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Hendersonia Wagner, 1905 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Hendersonida
     Hendersonida Cabezas & Macpherson, 2014 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Munididae (Family)
     Hendersonida Torre & Bartsch, 1938 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Hendersoniella
     Hendersoniella Tassi, 1900 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Hendersoniella Dall, 1905 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Urocoptidae (Family)
 Hendersoniella (P.A. Saccardo) P.A. Saccardo, 1902 accepted as Hendersoniella Tassi, 1900 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetes incertae sedis (Order) > Dothideomycetes incertae sedis (Family)

Hendersonina
     Hendersonina E.J. Butler in E.J. Butler & A.H. Khan, 1913 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Hendersonina de la Torre & Bartsch, 1938 accepted as Turrithyra de la Torre & Bartsch, 1938 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Annulariidae (Family)

Hendersoniopsis
     Hendersoniopsis F. von Höhnel, 1918 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Hendersoniopsis Woronichin, 1922 accepted as Stenocarpella H. Sydow & P. Sydow, 1917 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Diaporthales (Order) > Diaporthales incertae sedis (Family)

Hendersonula
     Hendersonula Pocock, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Chordeumatida (Order) > Pygmaeosomatidae (Family)
     Hendersonula Spegazzini, 1880 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Botryosphaeriales (Order) > Botryosphaeriales incertae sedis (Family)

Hendersonulina
     Hendersonulina Tassi, 1902 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Hendersonulina Petrak, 1951 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Henia
 Henia accepted as Hinea Gray, 1847 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Planaxidae (Family)
     Henia Giglio-Tos, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)
     Henia C. Koch, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Chilopoda (Class) > Geophilomorpha (Order) > Geophilidae (Family)

Henicocerus
 Henicocerus Reitter, 1890 accepted as Henicocerus Reitter, 1890 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Henicocerus Agassiz, 1846 accepted as Enicocerus Stephens, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydraenidae (Family)

Henicocoris
 Henicocoris Villiers, 1969 accepted as Henicocorinus Štys, 1988 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Enicocephalidae (Family)
     Henicocoris Woodward, 1968 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Henicocoridae (Family)

Henicodes
 Henicodes Agassiz, 1846 accepted as Enicodes Gray, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Henicodes Pascoe, 1868 accepted as Enicodes Thomson, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Henicognathus
 Henicognathus Agassiz, 1846 accepted as Enicognathus Gray, 1840 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Psittaciformes (Order) > Psittacidae (Family)
 Henicognathus Cope, 1876 accepted as Henicognathus Cope, 1876 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)

Henlea
     Henlea Michaelsen, 1889 · Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Haplotaxida (Order) > Enchytraeidae (Family)
 Henlea H. Karsten, 1859 accepted as Rustia Klotzsch in Hayne, 1846 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Henlea Grisebach, 1861 accepted as Thryallis C.F.P. Martius, 1829 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Malpighiaceae (Family)

Henningsmoenia
     Henningsmoenia Schallreuter, 1964 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Palaeocopida (Order) > Ctenonotellidae (Family)
 Henningsmoenia Walossek & Müller, 1990 † accepted as Henningsmoenicaris Walossek & Müller, 1991 † · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Porocephalida (Order) > Subtriquetridae (Family)

Henningsomyces
     Henningsomyces O. Kuntze, 1898 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Marasmiaceae (Family)
 Henningsomyces P.A. Saccardo, 1905 accepted as Dysrhynchis F.E. Clements, 1909 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetidae incertae sedis (Order) > Parodiopsidaceae (Family)

Henonia
 Henonia Pic, 1897 accepted as Tychius Germar, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Henonia Moquin-Tandon in Alph. de Candolle, 1849 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)
 Henonia Cosson & Durieu, 1855 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Henops
 Henops Meigen, 1803 accepted as Henops Illiger in Kugelann, 1798 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Acroceridae (Family)
     Henops Illiger in Kugelann, 1798 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Acroceridae (Family)

Henosis
     Henosis Wallengren, 1865 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Henosis J.D. Hooker, 1890 accepted as Bulbophyllum Du Petit-Thouars, 1822 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Henoticus
 Henoticus Reitter, 1878 accepted as Henoticus Reitter, 1878 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Erotylidae (Family)
     Henoticus Thomson, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cryptophagidae (Family)

Henrardia
     Henrardia Goetghebuer, 1936 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chironomidae (Family)
     Henrardia C.E. Hubbard, 1946 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Henricia
     Henricia Haller, 1877 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
     Henricia Gray, 1840 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Spinulosida (Order) > Echinasteridae (Family)
     Henricia Gray, 1840, nom. nud. accepted as Henricia Gray, 1840 (nomen nudum)· Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Spinulosida (Order) > Echinasteridae (Family)
     Henricia Heding, 1936 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
 Henricia Cassini, 1817 accepted as Psiadia N.J. Jacquin ex Willdenow, 1803 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Henricia H.M.L. Bolus, 1936 accepted as Neohenricia H.M.L. Bolus, 1938 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Aizoaceae (Family)

Henrya
     Henrya C.G.D. Nees in Bentham, 1845 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)
 Henrya W.B. Hemsley, 1889 accepted as Tylophora R. Brown, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
     Henrya Bartsch, 1947 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Murchisonellidae (Family)

Henschelia
 Henschelia K.B. Presl, 1835 accepted as Illigera Blume, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Laurales (Order) > Hernandiaceae (Family)
 Henschelia Mackinnon & Ray, 1931 accepted as Hentschelia Mackinnon & Ray, 1931 · Chromista (Kingdom) > Miozoa (Phylum) > Paragregarea (Class) > Velocida (Order) > Lecudinidae (Family)

Henschia
     Henschia Lethierry, 1892 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Henschia Reitter, 1906 accepted as Pseudomyllocerus Desbrochers, 1872 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Henslowia
 Henslowia Lowe ex A.P. de Candolle accepted as Picconia Alph. de Candolle, 1844 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Oleaceae (Family)
 Henslowia Wallich, 1831-1832 accepted as Crypteronia Blume, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Crypteroniaceae (Family)
 Henslowia Blume, 1851 accepted as Dendrotrophe Miquel, 1856 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Santalaceae (Family)

Hentzia
     Hentzia Narx, 1883 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Salticidae (Family)
 Hentzia McCook, 1894 accepted as Mecynogea Simon, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Araneidae (Family)

Heoblothrus
     Heoblothrus Beier, 1963 accepted as Heoblothrus Browning, 1965 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Pseudoscorpionida (Order) > Neobisiidae (Family)
 Heoblothrus Browning, 1965 accepted as Neobisium Chamberlin, 1930 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Pseudoscorpionida (Order) > Neobisiidae (Family)

Heosphora
     Heosphora Meyrick, 1882 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Heosphora Agassiz, 1846 accepted as Eosphora Ehrenberg, 1830 · Animalia (Kingdom) > Rotifera (Phylum) > Monogononta (Class) > Ploima (Order) > Notommatidae (Family)

Hepa
 Hepa Geoffroy, 1762 accepted as Nepa Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Nepidae (Family)
 Hepa Fourcroy, 1785 accepted as Nepa Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Nepidae (Family)

Hepatica
     Hepatica Staudinger in Romanoff, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Hepatica Adanson, 1763 accepted as · Plantae (Kingdom) > Marchantiophyta (Phylum) > Marchantiopsida (Class) > Marchantiales (Order) > Conocephalaceae (Family)
 Hepatica P. Miller, 1754 accepted as Anemone Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Ranunculaceae (Family)

Hepatus
     Hepatus Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Aethridae (Family)
 Hepatus Gronow, 1763 accepted as Acanthurus Forsskål, 1775 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Acanthuridae (Family)
     Hepatus Artedi in Röse, 1793 accepted as Serranus Cuvier, 1816 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Serranidae (Family)

Hephathus
     Hephathus Ribaut, 1952 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)
 Hephathus Amyot, 1847 accepted as Hephathus Amyot, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Hepialopsis
     Hepialopsis Dyar, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Limacodidae (Family)
 Hepialopsis Warren, 1907 accepted as Forbesopsis Biezanko, 1957 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Thyrididae (Family)

Heptaca
     Heptaca Rafinesque, 1815 accepted as Heptaca Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Heptaca Loureiro, 1790 accepted as Actinidia J. Lindley, 1836 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Actinidiaceae (Family)

Heptaglena
     Heptaglena Horváth, 1911 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Heptaglena Schmarda, 1849 accepted as Heptaglena Schmarda, 1849 (taxon inquirendum)· Animalia (Kingdom) > Rotifera (Phylum) > Rotifera incertae sedis (Class) > (Order) > (Family)

Heptatoma
     Heptatoma Meigen, 1803 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tabanidae (Family)
 Heptatoma Weise, 1921 accepted as Heptachispa Uhmann, 1953 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Heptonema
     Heptonema Poulsen, 1965 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Myodocopida (Order) > Cylindroleberididae (Family)
     Heptonema Cohen & Kornicker, 1975 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Myodocopida (Order) > Cylindroleberididae (Family)

Hera
     Hera S.Y. Wong, P.C. Boyce & S.L. Low in Low et al., 2018 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Araceae (Family)
     Hera Schnabl, 1888 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)

Heraclea
 Heraclea Butler, 1877 accepted as Heraclia Hübner, 1820 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Heraclea J. Hill, 1762 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Heraclea Peckham, 1896 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)

Heraspis
     Heraspis Afanassieva, 1991 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Agnatha (awaiting allocation) (Class) > Agnatha (awaiting allocation) (Order) > Agnatha (awaiting allocation) (Family)
     Heraspis Wandas, 1983 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Heratemis
 Heratemis Simon, 1899 accepted as Heratemita Strand, 1932 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Salticidae (Family)
     Heratemis Walker, 1860 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Heraultia
     Heraultia Bodon, Manganelli & Giusti, 2001 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Hydrobiidae (Family)
     Heraultia Villeneuve, 1920 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
 Heraultia Cobbold, 1935 † accepted as Heraultipegma Pojeta & Runnegar, 1976 † · Animalia (Kingdom) > Mollusca (Phylum) > Helcionelloida (Class) > Helcionelliformes (Order) > Stenothecidae (Family)

Herbertia
     Herbertia Howard, 1894 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)
     Herbertia Tutt, 1906 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Herbertia Sweet, 1827 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Iridaceae (Family)

Herbertina
     Herbertina Schaus, 1901 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Notodontidae (Family)
 Herbertina B. A. Marshall, 1988 accepted as Bruceina Özdikmen, 2013 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Calliostomatidae (Family)

Herbstia
     Herbstia H. Milne Edwards, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Epialtidae (Family)
     Herbstia Robineau-Desvoidy, 1851 accepted as Peribaea Robineau-Desvoidy, 1863 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Herbstia S.H. Sohmer, 1977 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)

Herbstiella
 Herbstiella Stimpson, 1871 accepted as Herbstia H. Milne Edwards, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Majidae (Family)
     Herbstiella Friese, 1916 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Apidae (Family)

Herbula
     Herbula Guenée, 1854 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Herbula S.A. Stepanov, 1967 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Progymnospermopsida (Class) > Aneurophytales (Order) > Aneurophytales (awaiting allocation) (Family)

Herculea
 Herculea E.M. Fries, 1823 accepted as Podaxis Desvaux, 1809 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricaceae (Family)
 Herculea H. Adams & A. Adams, 1858 accepted as Morum Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Harpidae (Family)

Hercyna
     Hercyna Treitschke, 1828 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
     Hercyna Stephens, 1829 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)

Hercynella
     Hercynella Bethune-Baker, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Crambidae (Family)
     Hercynella Kayser, 1878 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Praecardioida (Order) > Antipleuridae (Family)

Hercynia
     Hercynia Enzmann, 1947 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Hercynia Rafinesque, 1815 accepted as Hercynia Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Herdmania
 Herdmania Thompson, 1893 accepted as Hemicervinia Lang, 1935 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Aegisthidae (Family)
     Herdmania Lahille, 1888 · Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) > Stolidobranchia (Order) > Bolteniidae (Family)
     Herdmania Metcalf, 1900 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) > Stolidobranchia (Order) > Molgulidae (Family)
 Herdmania Ritter, 1903 accepted as Euherdmania Ritter, 1904 · Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) > Aplousobranchia (Order) > Polyclinidae (Family)
 Herdmania Hartmeyer, 1900 accepted as Ascidia Linnaeus, 1767 · Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) > Phlebobranchia (Order) > Ascidiidae (Family)
     Herdmania Dodge, 1981 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Dinophyceae incertae sedis (Order) > Ptychodiscaceae (Family)

Herdmannia
 Herdmannia Lahille, 1888 accepted as Herdmania Lahille, 1888 · Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) > Stolidobranchia (Order) > Bolteniidae (Family)
 Herdmannia Schepotieff, 1912 accepted as Ascidia Linnaeus, 1767 · Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) > Phlebobranchia (Order) > Ascidiidae (Family)

Heredia
     Heredia Girard, 1856 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Caudata (Order) > Plethodontidae (Family)
     Heredia Adamski, 2002 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Coleophoridae (Family)

Heremites
     Heremites Gray, 1845 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
     Heremites Cocteau, 1837 accepted as Heremites Cocteau, 1837 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Hericium
     Hericium Persoon, 1794 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Russulales (Order) > Hericiaceae (Family)
 Hericium E.M. Fries, 1825 accepted as Hericium Persoon, 1794 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Russulales (Order) > Hericiaceae (Family)

Herilla
     Herilla Robineau-Desvoidy, 1863 accepted as Herilla Robineau-Desvoidy, 1863 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Herilla Adams, 1855 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Clausiliidae (Family)

Herinaceus
 Herinaceus Blumenbach, 1803 accepted as Erinaceus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Erinaceomorpha (Order) > Erinaceidae (Family)
 Herinaceus Mina-Palumbo, 1868 accepted as Erinaceus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Erinaceomorpha (Order) > Erinaceidae (Family)

Heringia
     Heringia J.G. Agardh, 1842 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gigartinales (Order) > Caulacanthaceae (Family)
     Heringia Schweinitz ex Berkeley & Curtis, 1853 · Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)
     Heringia Rondani, 1856 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)
     Heringia Ferreira d'Almeida, 1923 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
     Heringia Spuler in Hofmann-Spuler, 1910 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Gelechiidae (Family)
     Heringia Hedemann, 1894 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
 Heringia Fowler, 1911 accepted as Rhinosardinia Eigenmann, 1912 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Clupeiformes (Order) > Clupeidae (Family)

Heringiella
     Heringiella Borner, 1944 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Heringiella Berg, 1898 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)

Herione
 Herione Berthold in Latreille, 1827 accepted as Herione Berthold in Latreille, 1827 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Hesionidae (Family)
 Herione Agassiz, 1844 accepted as Herione Agassiz, 1844 · Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Heritiera
     Heritiera W. Aiton, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
 Heritiera A.J. Retzius, 1791 accepted as Alpinia Roxburgh, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zingiberales (Order) > Zingiberaceae (Family)
 Heritiera J.F. Gmelin, 1791 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Commelinales (Order) > Haemodoraceae (Family)

Heritschia
 Heritschia Moore & Jeffords, 1941 † accepted as Heritschiella Moore & Jeffords, 1956 † · Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Rugosa (Order) > Waagenophyllidae (Family)
 Heritschia Teppner, 1922 accepted as Pecten O. F. Müller, 1776 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Ostreida (Order) > Pectinidae (Family)

Herklotsella
 Herklotsella Fowler, 1934 accepted as Herklotsichthys Whitley, 1951 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Clupeiformes (Order) > Clupeidae (Family)
 Herklotsella Herre, 1933 accepted as Pterocryptis Peters, 1861 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Siluridae (Family)

Herklotsia
 Herklotsia Lambert, 1902 † accepted as Herklotsia Lambert, 1902 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
     Herklotsia Gray, 1860 accepted as Renilla Lamarck, 1816 (junior subjective synonym)· Animalia (Kingdom) > Cnidaria (Phylum) > Octocorallia (Class) > Scleralcyonacea (Order) > Renillidae (Family)

Herklotzia
     Herklotzia Loriol, 1902 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
 Herklotzia Gray, 1860 accepted as Herklotsia Gray, 1860 · Animalia (Kingdom) > Cnidaria (Phylum) > Octocorallia (Class) > Scleralcyonacea (Order) > Renillidae (Family)

Hermanella
     Hermanella Needham & Murphy, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Ephemeroptera (Order) > Leptophlebiidae (Family)
 Hermanella Norman, 1905 accepted as Hermannella Canu, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Lichomolgidae (Family)

Hermania
 Hermania Puri, 1954 accepted as Hermanites Puri, 1955 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Hemicytheridae (Family)
     Hermania Monterosato, 1884 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cephalaspidea (Order) > Philinidae (Family)

Hermannella
 Hermannella Hull, 1962 accepted as Hermannomyia Oldroyd, 1980 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Asilidae (Family)
     Hermannella Canu, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Lichomolgidae (Family)

Hermannia
     Hermannia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
     Hermannia Nicolet, 1855 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Hermanniidae (Family)
 Hermannia Kröber, 1912 accepted as Hermannula Strand, 1932 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Therevidae (Family)

Hermes
     Hermes Gray, 1832 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Megaloptera (Order) > Corydalidae (Family)
 Hermes Montfort, 1810 accepted as Conus Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Conidae (Family)

Hermesia
 Hermesia Humboldt & Bonpland ex Willdenow, 1806 accepted as Alchornea O. Swartz, 1788 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)
     Hermesia Lefèvre, 1878 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Hermiella
 Hermiella Kristan-Tollmann, 1977 † accepted as Ogmoconcha Triebel, 1941 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Healdiidae (Family)
     Hermiella Kowalke & Bandel, 1996 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Mesogastropoda (Order) > Mesogastropoda (awaiting allocation) (Family)

Herminia
 Herminia R. Hilber in R. Hilber & O. Hilber, 1979 accepted as Eosphaeria F. von Höhnel, 1917 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Sordariales (Order) > Lasiosphaeriaceae (Family)
     Herminia Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Herminium
     Herminium Linnaeus, 1758 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Herminium Guettard, 1754 accepted as Herminium Guettard, 1754 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Hermione
 Hermione Meigen, 1800 accepted as Oxycera Meigen, 1803 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)
 Hermione Blainville, 1828 accepted as Laetmonice Kinberg, 1856 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Aphroditidae (Family)
     Hermione Forbes & Goodsir, 1840 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Polychaeta (awaiting allocation) (Order) > Polychaeta (awaiting allocation) (Family)
     Hermione Meyrick, 1883 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Hermione Leach in Gray, 1852 accepted as Chamelea Mörch, 1853 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)
 Hermione R.A. Salisbury ex A.H. Haworth, 1819 accepted as Narcissus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)

Hermogenes
 Hermogenes Kirby, 1896 accepted as Hermogenes Kirby, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)
     Hermogenes Zeller, 1867 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Xyloryctidae (Family)

Herniosina
     Herniosina Rohácek, 1983 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sphaeroceridae (Family)
     Herniosina Rohácek, 1982 accepted as Herniosina Rohácek, 1983 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sphaeroceridae (Family)

Herodotia
     Herodotia Girault, 1931 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Agaonidae (Family)
     Herodotia Urban & E.L. Ekman, 1926 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Heroldia
     Heroldia Verhoeff, 1926 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Philosciidae (Family)
 Heroldia Broili, 1929 † accepted as Heroldina Broili, 1931 † · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Archaeostraca (Order) > Archaeostraca (awaiting allocation) (Family)

Herophile
     Herophile Stål, 1866 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Issidae (Family)
     Herophile Steenstrup, 1860 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Heros
     Heros de Saussure, 1855 accepted as Zethus Fabricius, 1805 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Vespidae (Family)
     Heros Heckel, 1840 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Cichlidae (Family)

Herpa
     Herpa Walker, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Zygaenidae (Family)
     Herpa Guilding, 1826 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Herpes
     Herpes Bedel, 1874 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Herpes Melichar, 1905 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Herpetineurum
     Herpetineurum I. Hagen, 1910 (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnobryales (Order) > Thuidiaceae (Family)
 Herpetineurum V.F. Brotherus, 1925 accepted as Herpetineuron (Müller Hal.) J. Cardot, 1905 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnobryales (Order) > Thuidiaceae (Family)

Herpetocypris
 Herpetocypris Sars, 1890 accepted as Herpetocypris Brady & Norman, 1889 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Cyprididae (Family)
     Herpetocypris Brady & Norman, 1889 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Cyprididae (Family)

Herpetoichthys
     Herpetoichthys Kaup, 1856 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Ophichthidae (Family)
 Herpetoichthys Günther, 1865 accepted as Erpetoichthys Smith, 1865 · Animalia (Kingdom) > Chordata (Phylum) > Sarcopterygii (Class) > Polypteriformes (Order) > Polypteridae (Family)

Herpetolithus
 Herpetolithus Dana in Wilkes, 1848 accepted as Herpolitha Eschscholtz, 1825 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Fungiidae (Family)
 Herpetolithus Agassiz, 1846 accepted as Herpetolithus Agassiz, 1846 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Fungiidae (Family)
 Herpetolithus Leuckart, 1841 accepted as Herpolitha Eschscholtz, 1825 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Fungiidae (Family)

Herpeton
 Herpeton Wagler, 1830 accepted as Erpeton Lacepède, 1801 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
 Herpeton Oken, 1816 accepted as Herpeton Oken, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Herpis
 Herpis Muir, 1918 accepted as Cedusa Fowler, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Derbidae (Family)
     Herpis Stål, 1860 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Herpiscius
     Herpiscius Dejean, 1834 accepted as Herpiscius Solier, 1838 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Herpiscius Solier, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Herpocladium
     Herpocladium Mitten in B.C. Seemann, 1873 (uncertain)· Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Jungermanniales (Order) > Herbertaceae (Family)
 Herpocladium J. Schröter, 1886 accepted as Herpocladiella J. Schröter in Engler & Prantl, 1894 · Fungi (Kingdom) > Zygomycota (Phylum) > Mucoromycetes (Class) > Mucorales (Order) > Mucorales incertae sedis (Family)

Herpysticus
 Herpysticus Gemminger & Harold, 1871 accepted as Herpisticus Germar, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Herpysticus Schoenherr, 1833 accepted as Herpisticus Germar, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Herrea
 Herrea Smith, 1931 accepted as Parioglossus Regan, 1912 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Microdesmidae (Family)
 Herrea Schwantes, 1927 accepted as Conicosia N.E. Brown, 1925 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Aizoaceae (Family)
 Herrea Whitley, 1930 accepted as Callogobius Bleeker, 1874 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Gobiidae (Family)

Herrera
 Herrera Adanson, 1763 accepted as Erithalis P. Browne, 1756 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
     Herrera Distant, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadidae (Family)

Herrichia
     Herrichia Buchecker, ? 1880 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Castniidae (Family)
 Herrichia Grote, 1882 accepted as Euherrichia Grote, 1882 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Herrichia Staudinger, 1871 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Oecophoridae (Family)

Herrmannella
 Herrmannella Kegel, 1922 † accepted as Leperditia Rouault, 1851 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda incertae sedis (Family)
     Herrmannella Canu, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Lichomolgidae (Family)

Herschelia
 Herschelia J. Lindley, 1838 accepted as Disa P.J. Bergius, 1767 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Herschelia T.E. Bowdich, 1825 accepted as Physalis Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Solanaceae (Family)

Herse
 Herse Gistel, 1848 accepted as Cuvierina Boas, 1886 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Thecosomata (Order) > Cuvierinidae (Family)
     Herse Lesson, 1837 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Herse Oken, 1815 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Sphingidae (Family)
     Herse Hawle & Corda, 1847 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Hersilia
 Hersilia Monterosato, 1884 accepted as Ersilia Monterosato, 1872 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Ptenoglossa (Order) > Eulimidae (Family)
     Hersilia Rafinesque, 1837 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)
     Hersilia Savigny, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Hersiliidae (Family)
 Hersilia Philippi, 1839 accepted as Clausidium Kossmann, 1875 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Clausidiidae (Family)
     Hersilia Robineau-Desvoidy, 1863 accepted as Oswaldia Robineau-Desvoidy, 1863 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
 Hersilia Dejean, 1836 accepted as Brevicolaspis Laporte, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Hertleinia
     Hertleinia Imlay, 1957 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Cephalopoda (awaiting allocation) (Order) > Cephalopoda (awaiting allocation) (Family)
     Hertleinia Marks, 1949 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Cancellariidae (Family)

Hertwigia
 Hertwigia Dziedzicki, 1885 accepted as Dziedzickia Johannsen, 1909 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Mycetophilidae (Family)
     Hertwigia Schmidt, 1880 · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Lyssacinosida (Order) > Euplectellidae (Family)
     Hertwigia Plate, 1886 (uncertain)· Animalia (Kingdom) > Rotifera (Phylum) > Rotifera (awaiting allocation) (Class) > Rotifera (awaiting allocation) (Order) > Rotifera (awaiting allocation) (Family)

Herus
     Herus Tosquinet, ? 1904 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Herus Rehn, 1900 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)

Hesione
     Hesione Savigny in Lamarck, 1818 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Hesionidae (Family)
     Hesione Robineau-Desvoidy, 1863 accepted as Macquartia Robineau-Desvoidy, 1830 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Hesione Rafinesque, 1815 accepted as Hesione Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Hesionella
     Hesionella Hartman, 1939 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Microphthalmidae (Family)
 Hesionella Friedrich, 1956 accepted as Fridericiella Hartmann-Schröder, 1959 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Hesionidae (Family)
     Hesionella Mesnil, 1972 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
 Hesionella Wesenberg-Lund, 1950 accepted as Elisesione Salazar-Vallejo, 2016 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Hesionidae (Family)

Hesperaster
 Hesperaster H. L. Clark, 1938 † accepted as Ammotrophus H.L. Clark, 1928 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Clypeasteroida (Order) > Clypeasteridae (Family)
     Hesperaster Cockerell, 1901 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cornales (Order) > Loasaceae (Family)

Hesperia
     Hesperia Fabricius, 1793 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)
     Hesperia Hübner, 1819 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Hesperoceras
     Hesperoceras Villalta & Crusafont Pairó, 1956 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)
     Hesperoceras Miller & Youngquist, 1947 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Orthocerida (Order) > Orthocerida (awaiting allocation) (Family)

Hesperochthonius
     Hesperochthonius Browning, 1970 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Pseudoscorpionida (Order) > Chthoniidae (Family)
     Hesperochthonius Muchmore, 1968 accepted as Hesperochthonius Browning, 1970 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Pseudoscorpionida (Order) > Chthoniidae (Family)

Hesperodes
     Hesperodes Coquillett, 1900 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Keroplatidae (Family)
 Hesperodes Scheerpeltz, 1965 accepted as Anisolinus Sharp, 1889 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Hesperophanes
     Hesperophanes Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Hesperophanes Faldermann, 1837 accepted as Hesperophanes Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Hesperophilus
     Hesperophilus Stephens, 1834 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Hesperophilus Stephens, 1829 accepted as Bledius Leach, 1819 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Hesperophilus Gistl, 1834 accepted as Dinarda Samouelle, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Hesperopsis
     Hesperopsis Dyar, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)
 Hesperopsis Coiffait, 1982 accepted as Philomyceta Cameron, 1944 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Hessea
     Hessea Böttger, 1911 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Hessea W. Herbert, 1837 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)
 Hessea P.J. Bergius ex D.F.L. Schlechtendal, 1826 accepted as Hessea P.J. Bergius ex D.F.L. Schlechtendal, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)
     Hessea Ormières & Sprague, 1973 · Fungi (Kingdom) > Rozellomycota (Phylum) > Chytridiopsidea (Class) > Chytridiopsida (Order) > Hesseidae (Family)

Hessonia
     Hessonia Bandel & Heidelberger, 2001 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Nerrhenidae (Family)
     Hessonia Heidelberger, 2001 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Archaeogastropoda (Order) > Archaeogastropoda (awaiting allocation) (Family)

Hestia
     Hestia Hübner, 1816 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Hestia R.M. Bateman, P. Kenrick & G.W. Rothwell, 2007 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Lycopodiopsida (Class) > Lycopodiales (Order) > Lycopodiales (awaiting allocation) (Family)
     Hestia S.Y. Wong & P.C. Boyce, 2010 accepted as Vesta S.Y. Wong in Low et al., 2018 (junior homonym)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Araceae (Family)

Hesycha
     Hesycha Dejean, 1835 accepted as Hesycha Fairmaire, 1860 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Hesycha Fairmaire, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Hetaera
 Hetaera Hoffmannsegg, 1818 accepted as Haetera Fabricius, 1807 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
     Hetaera Böttger, 1877 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Hetaera Gumppenberg, 1887 accepted as Heterolocha Lederer, 1853 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)

Hetaeria
 Hetaeria Endlicher, 1836 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Commelinales (Order) > Philydraceae (Family)
     Hetaeria Blume, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Heteracantha
     Heteracantha Brullé, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Heteracantha Mast, 1910 † accepted as Anomalacantha Loeblich & Tappan, 1961 · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Spumellaria (Order) > Actinommidae (Family)

Heteracanthus
     Heteracanthus Newberry, 1890 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Heteracanthus Diesing, 1836 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)

Heterachaena
     Heterachaena Fresenius, 1839 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Heterachaena Zollinger & Moritzi, 1845 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Heterachispa
 Heterachispa Gressitt, 1957 accepted as Heterrhachispa Gressitt, 1957 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Heterachispa Uhmann, 1964 accepted as Heterrachispa Gressitt, 1957 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Heteractis
     Heteractis Gabb & Horn, 1862 † accepted as Discoradius Di Martino, Greene & Taylor, 2017 † (junior homonym)· Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Lunulitidae (Family)
     Heteractis Milne-Edwards & Haime, 1851 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Actiniaria (Order) > Stichodactylidae (Family)
 Heteractis Allman, 1864 accepted as Euphysa Forbes, 1848 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Corymorphidae (Family)
 Heteractis Kützing, 1843 accepted as Rivularia C.A. Agardh ex Bornet & Flahault, 1886 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Nostocales (Order) > Rivulariaceae (Family)
 Heteractis Lambert, 1897 † accepted as Glyptocidaris A. Agassiz, 1864 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Phymosomatoida (Order) > Phymosomatidae (Family)
     Heteractis A.P. de Candolle, 1838 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Heterandra
     Heterandra Herrich-Schäffer, 1866 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Heterandra Palisot de Beauvois, 1799 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Commelinales (Order) > Pontederiaceae (Family)

Heteranthus
     Heteranthus Klunzinger, 1877 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Actiniaria (Order) > Phymanthidae (Family)
 Heteranthus Borkhausen, 1796 accepted as Ventenata G.L. Koeler, 1802 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Heterapis
 Heterapis Linstow, 1889 accepted as Heterakis Dujardin, 1844 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Heterakidae (Family)
     Heterapis Cockerell, 1911 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Colletidae (Family)

Heterarthron
 Heterarthron Guérin in Sturm, 1843 accepted as Melalgus Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Bostrichidae (Family)
     Heterarthron Gistl, 1848 accepted as Eulabis Eschscholtz, 1829 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
 Heterarthron Guerin-Meneville in Dejean, 1837 accepted as Melalgus Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Bostrichidae (Family)

Heterarthrus
 Heterarthrus Wollaston, 1873 accepted as Kojimazo Alonso-Zarazaga & Lyal, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Heterarthrus Stephens, 1835 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Tenthredinidae (Family)

Heteraspidia
     Heteraspidia Belizin, 1952 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Cynipidae (Family)
 Heteraspidia Rizzini, 1949 accepted as Justicia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)

Heteraspis
 Heteraspis LeConte, 1859 accepted as Graphops LeConte, 1884 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Heteraspis Blanchard, 1845 accepted as Heteraspis Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Heteraspis Leonardi, 1914 accepted as Aonidiella Berlese & Leonardi, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Diaspididae (Family)
     Heteraspis Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Heterastraea
 Heterastraea Reis, 1889 † accepted as Antiguastrea Vaughan, 1919 † · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Faviidae (Family)
 Heterastraea Tomes, 1888 † accepted as Lepidophyllia Duncan, 1868 † · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Oppelismiliidae (Family)

Heteraxine
     Heteraxine Yamaguti, 1938 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Mazocraeidea (Order) > Heteraxinidae (Family)
     Heteraxine Linton, 1940 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)

Heterelasma
     Heterelasma Girty, 1908 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Cryptonellidae (Family)
     Heterelasma Grabau, 1922 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Stauriida (Order) > Antiphyllidae (Family)

Heterias
     Heterias Richardson, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Janiridae (Family)
     Heterias Rafinesque, 1815 accepted as Heterias Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)

Heterillina
     Heterillina Munier-Chalmas & Schlumberger in Schlumberger, 1905 · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Miliolida (Order) > Hauerinidae (Family)
     Heterillina Schlumberger, 1883 † accepted as Heterillina Munier-Chalmas & Schlumberger in Schlumberger, 1905 (nomen nudum)· Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Miliolida (Order) > Miliolidae (Family)
     Heterillina Chapman, 1902 † accepted as Heterillina Munier-Chalmas & Schlumberger in Schlumberger, 1905 (nomen nudum)· Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Miliolida (Order) > Miliolidae (Family)

Heterobairdia
     Heterobairdia Yi, 1993 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
     Heterobairdia Zhang, 1991 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)

Heterobdella
     Heterobdella Beneden & Hesse, 1864 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)
 Heterobdella Baird, 1869 accepted as Diestecostoma Vaillant in Quatrefages (Vaillant), 1890 · Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Arhynchobdellida (Order) > Xerobdellidae (Family)

Heterobella
     Heterobella Turner, 1904 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Heterobella accepted as Heterobelba Berlese, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Heterobelbidae (Family)

Heterobranchus
 Heterobranchus Wagner, 1885 accepted as Ampharete Malmgren, 1866 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Terebellida (Order) > Ampharetidae (Family)
     Heterobranchus Cuvier, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Clariidae (Family)
     Heterobranchus Geoffroy St. Hilaire, 1809 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Clariidae (Family)

Heterocalanus
 Heterocalanus Scott, 1894 accepted as Pseudodiaptomus Herrick, 1884 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Calanoida (Order) > Pseudodiaptomidae (Family)
     Heterocalanus sensu Wolfenden, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Calanoida (Order) > Megacalanidae (Family)

Heterocalyx
     Heterocalyx A.S. Bursa, 1954 accepted as Heterocalyx A.S. Bursa, 1954 (nomen dubium)· Chromista (Kingdom) > Ochrophyta (Phylum) > Xanthophyceae (Class) > Xanthophyceae (awaiting allocation) (Order) > Xanthophyceae (awaiting allocation) (Family)
     Heterocalyx G. Saporta, 1873 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Anacardiaceae (Family)
 Heterocalyx Gagnepain, 1950 accepted as Agrostistachys Dalzell, 1850 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)

Heterocampa
     Heterocampa Ehrenberg, 1870 † · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)
     Heterocampa Doubleday, 1841 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Notodontidae (Family)
 Heterocampa Denis, 1949 accepted as Lepidocampa Oudemans in Weber, 1890 · Animalia (Kingdom) > Arthropoda (Phylum) > Diplura (Class) > (Order) > Campodeidae (Family)

Heterocapsa
     Heterocapsa Stein, 1883 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Peridiniales (Order) > Heterocapsaceae (Family)
 Heterocapsa J. Massart, 1920 accepted as Heterocapsa Stein, 1883 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Peridiniales (Order) > Heterocapsaceae (Family)

Heterocarpus
     Heterocarpus R. Wight, 1853 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Commelinales (Order) > Commelinaceae (Family)
     Heterocarpus A. Milne-Edwards, 1881 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Pandalidae (Family)
 Heterocarpus R.A. Philippi, 1856 accepted as Cardamine Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Heterocephalus
     Heterocephalus Rüppell, 1842 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Bathyergidae (Family)
 Heterocephalus Marion, 1870 accepted as Phanoderma Bastian, 1865 · Animalia (Kingdom) > Nematoda (Phylum) > Enoplea (Class) > Enoplida (Order) > Phanodermatidae (Family)

Heteroceras
     Heteroceras d'Orbigny, 1849 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Heteroceratidae (Family)
 Heteroceras Forti, 1901 accepted as Dinophysis Ehrenberg, 1839 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Dinophysales (Order) > Dinophysaceae (Family)
 Heteroceras P.A. Saccardo, 1915 accepted as Neoheteroceras T.R. Nag Raj, 1993 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Heterochaeta
 Heterochaeta Claparède, 1863 accepted as Baltidrilus Timm, 2013 · Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Haplotaxida (Order) > Naididae (Family)
 Heterochaeta Claus, 1863 accepted as Heterorhabdus Giesbrecht, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Calanoida (Order) > Heterorhabdidae (Family)
     Heterochaeta Westwood, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mantodea (Order) > Toxoderidae (Family)
 Heterochaeta Besser in J.A. Schultes & J.H. Schultes, 1827 accepted as Ventenata G.L. Koeler, 1802 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Heterochaeta A.P. de Candolle, 1836 accepted as Aster Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Heterochaetella
     Heterochaetella Yamaguchi, 1953 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Oligochaeta (awaiting allocation) (Order) > Oligochaeta (awaiting allocation) (Family)
 Heterochaetella (Bourdot) Bourdot & Galzin, 1928 accepted as Stypella A. Møller, 1895 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Auriculariales (Order) > Auriculariales incertae sedis (Family)

Heterocheira
     Heterocheira Dejean, 1834 accepted as Heterocheira Dejean, 1836 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Heterocheira Lacordaire, 1859 accepted as Heterocheira Dejean, 1836 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Heterocheira Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Heterochilus
 Heterochilus Kuwert, 1891 accepted as Aceraius Kaup in Harold, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Passalidae (Family)
 Heterochilus Creplin in Ersch & Gruber, 1841 accepted as Heterocheilus Diesing, 1839 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Heterocheilidae (Family)

Heterochira
     Heterochira Tschitscherin, 1897 accepted as Tschitscherinella Semenov, 1905 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Heterochira Agassiz, 1846 accepted as Heterocheira Dejean, 1836 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Heterochiton
     Heterochiton Fucini, 1912 † · Animalia (Kingdom) > Mollusca (Phylum) > Polyplacophora (Class) > Neoloricata (awaiting allocation) (Order) > Neoloricata (awaiting allocation) (Family)
     Heterochiton Graebner & Mattfeld in Ascherson & Graebner, 1919 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)

Heterochlamys
 Heterochlamys Patouillard in Patouillard & de Lagerheim, 1895 accepted as Gilletiella P.A. Saccardo & P. Sydow, 1899 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetes incertae sedis (Order) > Dothideomycetes incertae sedis (Family)
 Heterochlamys Turczaninow, 1843 accepted as Croton Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)
     Heterochlamys F. von Mueller, 1854 accepted as Maireana Moquin-Tandon, 1840 (nomen nudum)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)

Heterochroa
 Heterochroa J.E. Areschoug, 1866 accepted as Schizothrix Kützing ex Gomont, 1892 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Synechococcales (Order) > Schizotrichaceae (Family)
     Heterochroa Schiner, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Clusiidae (Family)
     Heterochroa Boisduval, 1836 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Heterochroa Bunge in Ledebour, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)

Heterochthonius
 Heterochthonius Chamberlin, 1929 accepted as Kleptochthonius Chamberlin, 1949 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Pseudoscorpionida (Order) > Chthoniidae (Family)
     Heterochthonius Berlese, 1910 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Cosmochthoniidae (Family)

Heterochyromera
     Heterochyromera Kojima & Morimoto, 1996 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Heterochyromera Kojima & Morimoto, 1995 accepted as Heterochyromera Kojima & Morimoto, 1996 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Heterocidaris
     Heterocidaris Hall, 1861 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
     Heterocidaris Cotteau, 1860 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Echinoidea incertae sedis (Order) > Heterocidaridae (Family)

Heterocladium
     Heterocladium W.P. Schimper in Bruch, W.P. Schimper & Gümbel, 1852 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Isobryales (Order) > Leskeaceae (Family)
 Heterocladium C. Nägeli, 1862 accepted as · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Ceramiaceae (Family)

Heteroclita
     Heteroclita Burmeister, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Heteroclita Rafinesque, 1837 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Gentianaceae (Family)

Heteroclypeus
 Heteroclypeus Schubert, 1906 accepted as Cycloclypeus W.B. Carpenter, 1856 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Cycloclypeidae (Family)
 Heteroclypeus Cotteau, 1891 † accepted as Hypsoclypus Pomel, 1869 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Cassiduloida (Order) > Echinolampadidae (Family)

Heterocnemis
 Heterocnemis Morawitz, 1860 accepted as Chloropterus Morawitz, 1861 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Heterocnemis Sclater, 1855 accepted as Sclateria Oberholser, 1899 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Thamnophilidae (Family)
     Heterocnemis Albers, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Heterocnus
 Heterocnus Kraglievich, 1925 † accepted as Diheterocnus Kraglievich, 1928 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Pilosa (Order) > Megatheriidae (Family)
     Heterocnus Sharpe, 1895 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ardeiformes (Order) > Ardeidae (Family)

Heterococcus
     Heterococcus Chodat, 1908 · Chromista (Kingdom) > Ochrophyta (Phylum) > Xanthophyceae (Class) > Tribonematales (Order) > Heteropediaceae (Family)
     Heterococcus Ferris, 1918 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pseudococcidae (Family)

Heterocoelia
     Heterocoelia Dahlbom, 1854 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Bethylidae (Family)
 Heterocoelia Girty, 1908 † accepted as Girtyocoelia Cossmann, 1909 † · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Sphinctozoa (Order) > Celyphiidae (Family)

Heterocoma
     Heterocoma Barnes & McDunnough, 1918 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Heterocoma A.P. de Candolle, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Heterocoma (Chatton & Lwoff, 1939) Jankowski, 1975 accepted as Rhynchocoma Jankowski, 1975 · Chromista (Kingdom) > Ciliophora (Phylum) > Phyllopharyngea (Class) > Cyrtophorida (Order) > Hypocomidae (Family)

Heterocosmia
 Heterocosmia Koken, 1892 † accepted as Allocosmia Cossmann, 1897 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)
     Heterocosmia Ehrenberg, 1872 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Heterocotyle
     Heterocotyle Scott, 1904 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Monocotylidea (Order) > Monocotylidae (Family)
     Heterocotyle Unnithan, 1964 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Monogenea (awaiting allocation) (Order) > Monogenea (awaiting allocation) (Family)

Heterocrita
     Heterocrita Warren, 1901 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
 Heterocrita Turner, 1913 accepted as Osidryas Meyrick, 1916 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Copromorphidae (Family)

Heteroctenus
 Heteroctenus Pocock, 1893 accepted as Rhopalurus Thorell, 1876 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Scorpiones (Order) > Buthidae (Family)
     Heteroctenus Lyashenko, 1955 † accepted as Heteroctenus Lyashenko, 1955 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Cricoconarida (Class) > Cricoconarida (awaiting allocation) (Order) > Cricoconarida (awaiting allocation) (Family)

Heterocyathus
     Heterocyathus Bedford, 1934 † (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Archaeocyatha (Class) > Archaeocyathida (Order) > Archaeocyathidae (Family)
     Heterocyathus Milne Edwards & Haime, 1848 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Caryophylliidae (Family)

Heterocystis
 Heterocystis J.G. Agardh, 1899 accepted as Chrysymenia J.G. Agardh, 1842 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Rhodymeniales (Order) > Rhodymeniaceae (Family)
 Heterocystis Bather in Lankester, 1900 † accepted as Heterocystites Hall, 1852 † · Animalia (Kingdom) > Echinodermata (Phylum) > Rhombifera (Class) > Rhombifera (awaiting allocation) (Order) > Rhombifera (awaiting allocation) (Family)

Heterodactylus
 Heterodactylus Guérin-Méneville, 1841 accepted as Loxomerus Chaudoir, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Heterodactylus Spix, 1825 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Gymnophthalmidae (Family)
 Heterodactylus Medvedev, 1963 accepted as Cryptocephalus Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Heterodamaeus
 Heterodamaeus Woolley, 1957 accepted as Adrodamaeus Paschoal in Paschoal & Johnston, 1982 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Gymnodamaeidae (Family)
 Heterodamaeus Mihelčič, 1964 accepted as Damaeus Koch in Panzer, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Damaeidae (Family)
 Heterodamaeus Ewing, 1917 accepted as Gymnodamaeus Kulczynski, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Gymnodamaeidae (Family)

Heterodera
     Heterodera Philippi, 1903 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Margarodidae (Family)
     Heterodera Schmidt, 1871 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Panagrolaimida (Order) > Heteroderidae (Family)
     Heterodera Skarbilovich, 1959 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cestoda (awaiting allocation) (Order) > Cestoda (awaiting allocation) (Family)

Heteroderma
     Heteroderma Foslie, 1909 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Corallinales (Order) > Corallinaceae (Family)
     Heteroderma Fitzinger, 1843 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Polychrotidae (Family)

Heterodesmus
     Heterodesmus Ettl, 1956 · Chromista (Kingdom) > Ochrophyta (Phylum) > Xanthophyceae (Class) > Mischococcales (Order) > Botryochloridaceae (Family)
     Heterodesmus Brady, 1866 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Myodocopida (Order) > Cypridinidae (Family)

Heterodiceras
     Heterodiceras Hébert, 1869 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Heterodiceras Munier-Chalmas, 1870 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Hippuritida (Order) > Epidiceratidae (Family)

Heterodictyon
 Heterodictyon L.A. Whitford, 1956 accepted as Rhexinema L. Geitler, 1943 · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Ulotrichales (Order) > Helicodictyaceae (Family)
     Heterodictyon Greville, 1863 † · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)
 Heterodictyon Rostafinski, 1873 accepted as Cribraria Persoon in Roemer, 1794 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Myxomycetes (Class) > Cribrariales (Order) > Cribrariaceae (Family)

Heterodisca
     Heterodisca Fleming, 1825 accepted as Heterodisca Fleming, 1825 (taxon inquirendum)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Serpulidae (Family)
     Heterodisca Warren, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)

Heterodiscus
 Heterodiscus Sharp, 1886 accepted as Echinopeplus Broun, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Heterodiscus Westerlund, 1902 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Hippuritida (Order) > Hippuritida (awaiting allocation) (Family)

Heterodon
     Heterodon Latreille, 1801 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
 Heterodon C.F. Meisner, 1837 accepted as Nebelia Necker ex Sweet, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Bruniales (Order) > Bruniaceae (Family)
 Heterodon Blainville in Demarest, 1817 accepted as Hyperoodon Lacépède, 1804 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Ziphiidae (Family)
     Heterodon Lund, 1838 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cingulata (Order) > Glyptodontidae (Family)
     Heterodon Gray, 1840 accepted as Heterodon Gray, 1840 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Heterodon Bleeker, 1845 accepted as Pentapodus Quoy & Gaimard, 1824 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Nemipteridae (Family)
     Heterodon Rafinesque, 1808 (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Fissidentales (Order) > Fissidentaceae (Family)

Heterodontus
 Heterodontus Murray, 1864 accepted as Carpophilus Stephens, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Nitidulidae (Family)
     Heterodontus Blainville, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Heterodontiformes (Order) > Heterodontidae (Family)

Heterodoxa
     Heterodoxa Malloch, 1932 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ulidiidae (Family)
 Heterodoxa Cameron, 1950 accepted as Neodoxa Klimaszewski, Marris & Thorpe, 2003 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Heterogamia
 Heterogamia Burmeister, 1838 accepted as Polyphaga Brullé, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Corydiidae (Family)
     Heterogamia Kolbe, 1882 accepted as Heterogamia Kolbe, 1882 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Psocoptera (Order) > Psocoptera (awaiting allocation) (Family)

Heterogammarus
     Heterogammarus Stebbing, 1899 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Eulimnogammaridae (Family)
     Heterogammarus Bazikalova, 1945 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)

Heterogaster
 Heterogaster Cameron, 1951 accepted as Xanthopygoides Verdcourt, 1952 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Heterogaster Schilling, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Lygaeidae (Family)
 Heterogaster Dejean, 1835 accepted as Anisogaster Deyrolle in Maillard, 1862 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Heterogaster Macquart, 1846 accepted as Sphenoprosopa Loew, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Platystomatidae (Family)

Heterogena
     Heterogena Turner, 1947 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
 Heterogena Froussart, 1961 accepted as Nesogena Mäklin, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Heteroglossa
 Heteroglossa Hallowell, 1857 accepted as Dimorphognathus Boulenger, 1906 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Petropedetidae (Family)
 Heteroglossa Nietner, 1856 accepted as Planetes Macleay, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Heteroglyphus
     Heteroglyphus Foà, 1909 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Acaridae (Family)
     Heteroglyphus Foa, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Acaridae (Family)

Heteroglypta
     Heteroglypta Moazzo, 1939 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Heteroglypta Martens in Möbius, 1880 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Psammobiidae (Family)

Heterognathus
 Heterognathus King, 1864 accepted as Scydmaenus Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Heterognathus Schmarda, 1859 accepted as Heterognathus Schmarda, 1859 (taxon inquirendum)· Animalia (Kingdom) > Rotifera (Phylum) > Rotifera incertae sedis (Class) > (Order) > (Family)
 Heterognathus Rey, 1888 accepted as Pachylister Lewis, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)
     Heterognathus Stauffer, 1935 † (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Annelida (awaiting allocation) (Class) > Annelida (awaiting allocation) (Order) > Annelida (awaiting allocation) (Family)
     Heterognathus Rey, 1907 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)
 Heterognathus Girard, 1855 accepted as Chirostoma Swainson, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Atheriniformes (Order) > Atherinopsidae (Family)

Heterogomphus
     Heterogomphus Burmeister, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Heterogomphus Selys, 1854 accepted as Megalogomphus Campion, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Gomphidae (Family)

Heterogonium
     Heterogonium K.B. Presl, 1851 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Tectariaceae (Family)
 Heterogonium P.A. Dangeard, 1911 accepted as Halofilum T. Darienko & T. Pröschold, 2017 · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Ulvales (Order) > (Family)

Heterogorgia
 Heterogorgia Verrill, 1869 accepted as Heterogorgia Verrill, 1868 · Animalia (Kingdom) > Cnidaria (Phylum) > Octocorallia (Class) > Malacalcyonacea (Order) > Acanthogorgiidae (Family)
     Heterogorgia Verrill, 1868 · Animalia (Kingdom) > Cnidaria (Phylum) > Octocorallia (Class) > Malacalcyonacea (Order) > Acanthogorgiidae (Family)

Heterogramma
     Heterogramma Guenée, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Heterogramma Regan, 1906 accepted as Apistogramma Regan, 1913 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Cichlidae (Family)

Heterographa
 Heterographa Fée, 1824 accepted as Polymorphum F.F. Chevallier, 1822 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Rhytismatales (Order) > Ascodichaenaceae (Family)
     Heterographa Staudinger, 1877 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Heterogyra
 Heterogyra Kittl, 1900 † accepted as Heterogyrella Wenz, 1938 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)
     Heterogyra Reuss, 1868 † · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Agariciidae (Family)

Heterolabis
     Heterolabis Kriechbaumer, 1889 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Heterolabis Borelli, 1912 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Dermaptera (Order) > Dermaptera (awaiting allocation) (Family)

Heterolaophonte
     Heterolaophonte Lang, 1948 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Laophontidae (Family)
 Heterolaophonte Lang, 1944 accepted as Heterolaophonte Lang, 1948 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Laophontidae (Family)

Heterolepis
     Heterolepis Fitzinger, 1843 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
 Heterolepis E.W. Berry, 1914 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Gymnospermae (awaiting allocation) (Class) > Gymnospermae (awaiting allocation) (Order) > Gymnospermae (awaiting allocation) (Family)
     Heterolepis Cassini, 1820 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Heterolepis Lacordaire, 1869 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Heterolepis Felder, 1874 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Heterolepis Nees, 1834 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Heterolepis Sergienko, 1974 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Osteichthyes (awaiting allocation) (Class) > Osteichthyes (awaiting allocation) (Order) > Osteichthyes (awaiting allocation) (Family)
     Heterolepis Costa, 1865 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Osteichthyes (awaiting allocation) (Class) > Osteichthyes (awaiting allocation) (Order) > Osteichthyes (awaiting allocation) (Family)
     Heterolepis Smith, 1847 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
 Heterolepis C.G. Ehrenberg ex P.E. Boissier, 1884 accepted as Chloris O. Swartz, 1788 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Heterolinus
 Heterolinus Coiffait, 1966 accepted as Xantholinus Dejean, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Heterolinus Sharp, 1885 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Heterolocha
 Heterolocha Gray, 1870 accepted as Heteralocha Cabanis in Cabanis & Heine, 1851 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Callaeatidae (Family)
     Heterolocha Lederer, 1853 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)

Heterolophus
     Heterolophus Tömösváry, 1884 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Pseudoscorpionida (Order) > Tridenchthoniidae (Family)
     Heterolophus Cassini in F. Cuvier, 1827 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Heteromactra
 Heteromactra Cossmann & Peyrot, 1909 † accepted as Allomactra Tomlin, 1931 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Mactridae (Family)
 Heteromactra Lamy, 1906 accepted as Cyamiomactra Bernard, 1897 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Cyamiidae (Family)

Heteromastix
     Heteromastix Boheman, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cantharidae (Family)
     Heteromastix James-Clark, 1865 accepted as Heteromastix James-Clark, 1865 (nomen dubium)· Protozoa (Kingdom) > Protozoa incertae sedis (Phylum) > (Class) > (Order) > (Family)
 Heteromastix Woodcock, 1916 accepted as Kamera D.J. Patterson & M. Zölffel in D.J. Patterson & J. Larsen, 1991 · Protozoa (Kingdom) > Euglenozoa (Phylum) > Kinetoplastea (Class) > Bodonida (Order) > Bodonida (awaiting allocation) (Family)
 Heteromastix O. Korshikov, 1923 accepted as Bipedinomonas N. Carter, 1937 · Plantae (Kingdom) > Chlorophyta (Phylum) > Nephroselmidophyceae (Class) > Nephroselmidales (Order) > Nephroselmidaceae (Family)

Heteromastus
     Heteromastus McIntosh, 1885 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Capitellida (Order) > Capitellidae (Family)
     Heteromastus Eisig, 1887 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Capitellida (Order) > Capitellidae (Family)

Heteromeles
     Heteromeles M.J. Roemer, 1847 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rosaceae (Family)
     Heteromeles Duméril & Bibron, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Scincidae (Family)

Heteromera
     Heteromera Pomel, 1874 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Heteromera X. Montrouzier ex G.E.C. Beauvisage, 1901 accepted as Leptostylis Bentham in Bentham & J.D. Hooker, 1876 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Sapotaceae (Family)

Heterometopia
     Heterometopia Melichar, 1925 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Heterometopia Breuning, 1950 accepted as Metopivaria McKeown, 1952 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Heterometopia Macquart, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Heteromias
     Heteromias Faust, 1888 accepted as Leptomias Faust, 1886 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Heteromias Broun, 1913 accepted as Gromilus Blanchard, 1853 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Heteromias Faust, 1897 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Heteromicrus
 Heteromicrus Franz, 1975 accepted as Scydmaenus Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Heteromicrus Franz, 1971 accepted as Scydmaenus Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Heteromma
     Heteromma Bentham in Bentham & J.D. Hooker, 1873 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Heteromma Karsch, 1880 accepted as Heterommides Strand, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Anyphaenidae (Family)
     Heteromma Menge, 1856 † accepted as Heteromma Menge, 1856 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Araneae (awaiting allocation) (Family)
     Heteromma Warren in Seitz, 1911 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Heteromma Mello-Leitão, 1935 accepted as Pycnothele Chamberlin, 1917 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Pycnothelidae (Family)

Heteromorpha
 Heteromorpha accepted as Heteropodarke Hartmann-Schröder, 1962 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Hesionidae (Family)
 Heteromorpha Kirby, 1823 accepted as Pseudomorpha Kirby, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Heteromorpha Hübner, 1822 accepted as Heteromorpha Hübner, 1822 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Eupterotidae (Family)
     Heteromorpha Failla-Tedaldi, 1890 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Heteromorpha Herrich-Schäffer, 1856 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Notodontidae (Family)
     Heteromorpha Chamisso & D.F.L. Schlechtendal, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
 Heteromorpha Cassini, 1817 accepted as Heteromorpha Cassini, 1817 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Heteromorpha Hodgson, 1843 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Heteromorphus
     Heteromorphus Luo & Hu in Luo, Hu, Chen, Zhang & Tao, 1999 † (uncertain)· Animalia (Kingdom) > Vetulicolia (Phylum) > Heteromorphida (Class) > Banffiata (Order) > Banffidae (Family)
 Heteromorphus Desmarest in Chenu, 1851-22 accepted as Pseudomorpha Kirby, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Heteromorphus Petri, 1901 accepted as Hypera Germar, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Heteromorphus Chaudoir, 1852 accepted as Pseudomorpha Kirby, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Heteromyces
     Heteromyces J. Müller Arg., 1889 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Cladoniaceae (Family)
 Heteromyces L.S. Olive, 1957 accepted as Oliveonia Donk, 1958 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Auriculariales (Order) > Auriculariales incertae sedis (Family)

Heteromyia
     Heteromyia Say, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ceratopogonidae (Family)
     Heteromyia Zetterstedt, 1860 accepted as Heteromyza Fallén, 1820 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Heleomyzidae (Family)

Heteromysis
     Heteromysis S.I. Smith, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Mysida (Order) > Mysidae (Family)
 Heteromysis Czerniavsky, 1882 accepted as Heteromysis S.I. Smith, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Mysida (Order) > Mysidae (Family)
 Heteromysis Bacescu, 1968 accepted as Heteromysis S.I. Smith, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Mysida (Order) > Mysidae (Family)

Heteronema
     Heteronema Dujardin, 1841 · Protozoa (Kingdom) > Euglenozoa (Phylum) > Peranemea (Class) > Anisonemida (Order) > Anisonemidae (Family)
 Heteronema Ulrich & Bassler, 1904 † accepted as Condranema Bassler, 1952 † · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Ctenostomatida (Order) > Vinellidae (Family)
 Heteronema Keller, 1889 accepted as Hyrtios Duchassaing & Michelotti, 1864 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Dictyoceratida (Order) > Thorectidae (Family)
 Heteronema Kylin, 1924 accepted as Nienburgia Kylin, 1935 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Delesseriaceae (Family)

Heteroneura
 Heteroneura Meigen, 1830 accepted as Heteroneura Fallén, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Clusiidae (Family)
     Heteroneura Fallén, 1810 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
 Heteroneura Davis, 1919 accepted as Hysteroneura Davis, 1919 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphididae (Family)
 Heteroneura Fallén, 1823 accepted as Clusiodes Coquillett, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Clusiidae (Family)
 Heteroneura Crawford, 1919 accepted as Diclidophlebia Crawford, 1921 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Psyllidae (Family)

Heteronoma
 Heteronoma Mulsant & Rey, 1875 accepted as Atheta Thomson, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Heteronoma A.P. de Candolle, 1828 accepted as Arthrostemma Pavón ex D. Don, 1823 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Melastomataceae (Family)

Heteronota
     Heteronota Meyrick, 1902 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Heteronota Germar, 1835 accepted as Heteronota Germar, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Membracidae (Family)
 Heteronota Gray, 1845 accepted as Heteronotia Wermuth, 1965 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Gekkonidae (Family)

Heteronotus
     Heteronotus Laporte, 1832 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Membracidae (Family)
     Heteronotus Hallowell, 1857 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Heteronychotarsus
 Heteronychotarsus Saussure, 1871 accepted as Heteronutarsus Lefebvre, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mantodea (Order) > Eremiaphilidae (Family)
 Heteronychotarsus Burmeister, 1836 accepted as Heteronutarsus Lefebvre, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mantodea (Order) > Eremiaphilidae (Family)

Heteronychus
     Heteronychus Canestrini & Fanzago, 1876 accepted as Oligonychus Berlese, 1886 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Tetranychidae (Family)
     Heteronychus Burmeister, 1847 accepted as Heteronychus Dejean, 1833 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Heteronychus Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Heteronychus Seidlitz, 1887 accepted as Agabus Leach, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dytiscidae (Family)

Heteronytarsus
 Heteronytarsus Lefebvre, 1836 accepted as Heteronutarsus Lefebvre, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mantodea (Order) > Eremiaphilidae (Family)
 Heteronytarsus Brunner von Wattenwyl, 1892 accepted as Heteronutarsus Lefebvre, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mantodea (Order) > Eremiaphilidae (Family)

Heteronyx
     Heteronyx Grant, 1908 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Heteronyx Guérin, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Heteronyx Faust, 1887 accepted as Niphadonyx Schenkling, 1932 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Heteronyx Saulcy, 1874 accepted as Trogaster Sharp, 1874 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Heteronyx Saussure, 1887 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Heteropelma
     Heteropelma Bonaparte, 1854, nom. nud. accepted as Schiffornis Bonaparte, 1854 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Tyrannidae (Family)
 Heteropelma Bonaparte, 1854 accepted as Schiffornis Bonaparte, 1854 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Tyrannidae (Family)
     Heteropelma Wesmael, 1849 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)

Heterophaga
     Heterophaga Dejean, 1834 accepted as Alphitobius Stephens, 1829 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Heterophaga Lucas, 1846 accepted as Heterophaga Dejean, 1834 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Heterophaga Redtenbacher, 1845 accepted as Heterophaga Dejean, 1834 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Heteropholis
 Heteropholis C.E. Hubbard, 1956 accepted as Mnesithea Kunth, 1829 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
     Heteropholis Fischer, 1882 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Gekkonidae (Family)

Heterophora
     Heterophora Abreu, 1921 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Heterophora Borgmeier, 1922 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Phoridae (Family)

Heterophrynus
     Heterophrynus Pocock, 1894 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Amblypygi (Order) > Phrynidae (Family)
     Heterophrynus Pocock, 1894, nom. nud. accepted as Heterophrynus Pocock, 1894 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Amblypygi (Order) > Phrynidae (Family)

Heterophthalmus
     Heterophthalmus Blanchard, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Heterophthalmus Bleeker, 1856 accepted as Anomalops Kner, 1868 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Beryciformes (Order) > Anomalopidae (Family)

Heterophyllia
     Heterophyllia M'Coy, 1849 † · Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Heterocorallia (Order) > Heterocorallia (awaiting allocation) (Family)
 Heterophyllia d'Orbigny, 1849 † accepted as Taxogyra Wells, 1937 † · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Placocoeniidae (Family)

Heterophyllium
     Heterophyllium Börner, 1912 accepted as Diplostachyum Palisot de Beauvois, 1804 (junior objective synonym)· Plantae (Kingdom) > Tracheophyta (Phylum) > Lycopodiopsida (Class) > Selaginellales (Order) > Selaginellaceae (Family)
     Heterophyllium (W.P. Schimper) J.K.A. Müller ex N.C. Kindberg, 1894 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnales (Order) > Sematophyllaceae (Family)

Heterophyllus
     Heterophyllus Mulsant & Rey, 1859 accepted as Heterophylus Mulsant & Rey, 1859 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Heterophyllus Laporte, 1840 accepted as Heterophylus Klug, 1833 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Heterophyllus Sturm, 1843 accepted as Heterophylus Klug, 1833 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Heterophyllus Gemminger, 1870 accepted as Heterophylus Klug, 1833 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Heterophylus
 Heterophylus Mulsant & Rey, 1859 accepted as Dissonomus Jacquelin Du Val, 1861 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Heterophylus Klug, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Heterophysa
     Heterophysa Boursin, 1953 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Heterophysa Shen & Wu, 1990 accepted as Euniphysa Wesenberg-Lund, 1949 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Eunicida (Order) > Eunicidae (Family)

Heteropia
 Heteropia Mabille, 1889 accepted as Codatractus Lindsey, 1921 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)
     Heteropia Carter, 1886 · Animalia (Kingdom) > Porifera (Phylum) > Calcarea (Class) > Sycettida (Order) > Heteropiidae (Family)

Heteropis
     Heteropis Böhm, 1893 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneroida (awaiting allocation) (Family)
     Heteropis Bigot, 1893 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Heteroplana
 Heteroplana Kirby, 1903 accepted as Ancaudellia Shaw, 1925 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Blaberidae (Family)
 Heteroplana Willey, 1897 accepted as · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Turbellaria (awaiting allocation) (Order) > Turbellaria (awaiting allocation) (Family)
 Heteroplana Lendenfeld, 1884 accepted as Heteroplana Lendenfeld, 1884 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Halopterididae (Family)

Heteroplus
 Heteroplus Kostylew, 1914 accepted as Mediorhynchus Van Cleave, 1916 · Animalia (Kingdom) > Acanthocephala (Phylum) > Archiacanthocephala (Class) > Gigantorhynchida (Order) > Gigantorhynchidae (Family)
 Heteroplus Mulsant & Rey, 1868 accepted as Ptinus Linnaeus, 1767 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ptinidae (Family)

Heteropneustes
     Heteropneustes Müller, 1840 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Heteropneustidae (Family)
     Heteropneustes Pomel, 1869 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)

Heteropoda
     Heteropoda Nuttall, 1834 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Heteropoda Latreille, 1804 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Heteropodidae (Family)

Heteropodia
     Heteropodia Schürhoff, 1933 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Heteropodia Loriol in White, 1887 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)

Heteropogon
     Heteropogon Loew, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Asilidae (Family)
     Heteropogon Persoon, 1807 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Heteropoma
     Heteropoma Benson, 1856 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Assimineidae (Family)
     Heteropoma Möllendorff, 1894 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Assimineidae (Family)

Heteropora
     Heteropora de Blainville, 1830 · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Heteroporidae (Family)
 Heteropora Ehrenberg, 1834 accepted as Acropora Oken, 1815 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Acroporidae (Family)

Heteroporella
     Heteroporella P. Cros & M. Lemoine ex A. Praturlon, 1967 † accepted as Heteroporella P. Cros & M. Lemoine ex A. Praturlon, 1967 † (nomen dubium)· Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Dasycladales (Order) > Dasycladaceae (Family)
     Heteroporella Busk, 1859 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Cyclostomatida (awaiting allocation) (Family)

Heteroporus
 Heteroporus Lázaro Ibiza, 1916 accepted as Abortiporus Murrill, 1904 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Polyporales (Order) > Meruliaceae (Family)
     Heteroporus Cameron, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Heterops
     Heterops Hodgson in Gray, 1844 accepted as Heterops Hodgson in Gray, 1844 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Heterops Blanchard, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Heterops Mannerheim, 1843 accepted as Pelecomalium Casey, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Heteropsis
 Heteropsis Guenée, 1857 accepted as Amygdaloptera Gumppenberg, 1887 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
 Heteropsis Wollaston, 1873 accepted as Morronella Alonso-Zarazaga & Lyal, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Heteropsis Kunth, 1841 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Araceae (Family)
     Heteropsis Westwood in Doubleday & Westwood, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)

Heteropsocus
 Heteropsocus Verrill, 1902 accepted as Psoquilla Hagen, 1865 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Psocoptera (Order) > Psoquillidae (Family)
     Heteropsocus Kolbe, 1884 accepted as Psoquilla Hagen, 1865 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Psocoptera (Order) > Psoquillidae (Family)

Heteropsyllus
     Heteropsyllus Kornev & Chertoprud, 2008 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Heteropsyllidae (Family)
     Heteropsyllus Scott, 1894 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Canthocamptidae (Family)
     Heteropsyllus Beaucournu, 2002 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Siphonaptera (Order) > Rhopalopsyllidae (Family)

Heteroptera
     Heteroptera Macquart, 1835 accepted as Coproica Rondani, 1861 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sphaeroceridae (Family)
     Heteroptera Rafinesque, 1814 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Heteropteris
 Heteropteris Kunth, 1822 accepted as Heteropterys Kunth in Humboldt, Bonpland & Kunth, 1822 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Malpighiaceae (Family)
 Heteropteris Fée, 1869 accepted as Doryopteris J. Smith, 1841 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Pteridaceae (Family)

Heteropterus
     Heteropterus Duméril, 1805 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)
     Heteropterus Wang, 1992 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tetrigidae (Family)

Heteropteryx
     Heteropteryx Gray, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phasmatodea (Order) > Heteropterygidae (Family)
 Heteropteryx Hendel, 1902 accepted as Hemitelopteryx Cresson, 1920 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sciomyzidae (Family)
 Heteropteryx de Haan, 1842 accepted as Haaniella Kirby, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phasmatodea (Order) > Phylliidae (Family)

Heteroptilon
     Heteroptilon Carpenter, 1977 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Protorthoptera (Order) > Protorthoptera (awaiting allocation) (Family)
     Heteroptilon M.H. Hommersand in M.H. Hommersand, D.W. Freshwater, J. López-Bautista & S. Fredericq, 2006 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Callithamniaceae (Family)

Heteropus
 Heteropus Newport, 1850 accepted as Pyemotes Amerling, 1861 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Pyemotidae (Family)
     Heteropus Spinola, 1837 accepted as Montrouzieriellus Kirkaldy, 1908 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)
 Heteropus Hodgson, 1843 accepted as Ictinaetus Blyth, 1843 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Accipitriformes (Order) > Accipitridae (Family)
 Heteropus Jourdan, 1837 accepted as Petrogale Gray, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Diprotodontia (Order) > Macropodidae (Family)
     Heteropus Fitzinger, 1826 accepted as Carlia Gray, 1845 (junior subjective synonym)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Scincidae (Family)
     Heteropus Palisot de Beauvois, 1805 accepted as Tridactylus Olivier, 1789 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tridactylidae (Family)
 Heteropus Schönherr, 1845 accepted as Sclerocardius Schönherr, 1848 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Heteropus Germar, 1839 accepted as Heterocrepidius Guérin, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
 Heteropus Laporte, 1840 accepted as Blapstinus Dejean, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Heteropyge
     Heteropyge Silvestri, 1897 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Spirostreptida (Order) > Spirostreptidae (Family)
 Heteropyge Fraser-Brunner, 1933 accepted as Pomacanthus Lacepède, 1802 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Pomacanthidae (Family)

Heteropyxis
     Heteropyxis Heller, 1868 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Heteropyxis W.H. Harvey, 1863 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Myrtaceae (Family)
     Heteropyxis Kirchenpauer, 1876 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Heteropyxis W. Griffith, 1854 accepted as Heteropyxis W. Griffith, 1854 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)

Heteroradulum
 Heteroradulum Lloyd, 1917 accepted as Heteroradulum Lloyd ex V. Spirin & V. Malysheva, in Malysheva & Spirin, 2017 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Auriculariales (Order) > Auriculariales incertae sedis (Family)
     Heteroradulum Lloyd ex V. Spirin & V. Malysheva, in Malysheva & Spirin, 2017 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Auriculariales (Order) > Auriculariales incertae sedis (Family)

Heterorhabdus
 Heterorhabdus D. Noël, 1970 † accepted as Retecapsa M. Black, 1971 † · Chromista (Kingdom) > Haptophyta (Phylum) > Coccolithophyceae (Class) > Podorhabdales (Order) > Cretarhabdaceae (Family)
     Heterorhabdus Giesbrecht, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Calanoida (Order) > Heterorhabdidae (Family)

Heterorhachis
     Heterorhachis C.H. Schultz-Bipontinus ex Walpers, 1846 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Heterorhachis Amaral, 1923 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)

Heterorhina
 Heterorhina Baird, 1864 accepted as Henicorhina Sclater & Salvin, 1868 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Certhiidae (Family)
     Heterorhina Westwood, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Heterorhynchus
 Heterorhynchus Kleine, 1922 accepted as Heterorrhynchus Calabresi, 1921 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)
     Heterorhynchus de Lafresnaye, 1839 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)
     Heterorhynchus Mandelli, 1873 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Timaliidae (Family)

Heterornis
 Heterornis Hodgson, 1841 accepted as Cutia Hodgson, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sylviidae (Family)
 Heterornis Bonaparte, 1850 accepted as Heterornis Bonaparte, 1850 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Heteroscapus
 Heteroscapus Brèthes, 1918 accepted as Euplectrus Westwood, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eulophidae (Family)
 Heteroscapus Faust, 1886 accepted as Lepropus Schönherr, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Heteroscelis
     Heteroscelis Latreille in Cuvier, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)
 Heteroscelis Boisduval in d'Urville, 1835 accepted as Hyperion de Laporte, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Heteroscelis Latreille in Cuvier, 1829 [2] accepted as Heteroscelis Latreille in Bory, 1828 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Heteroscelis Agassiz, 1846 accepted as Oteroscelis Solier, 1835 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Heteroscelis Berthold in Latreille, 1827 accepted as Heteroscelis Latreille in Cuvier, 1829 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)
     Heteroscelis Latreille in Bory, 1828 accepted as Anomalipus Guérin-Méneville, 1831 (nomen oblitum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Heteroschisma
 Heteroschisma Simroth in Bronn, 1895 accepted as Heteroschismoides Ludbrook, 1960 · Animalia (Kingdom) > Mollusca (Phylum) > Scaphopoda (Class) > Gadilida (Order) > Entalinidae (Family)
 Heteroschisma Kofoid & Skogsberg, 1928 accepted as Latifascia A.R. Loeblich Jr. & A.R. Loeblich III, 1966 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Dinophysales (Order) > Oxyphysaceae (Family)
     Heteroschisma Wachsmuth, 1883 † · Animalia (Kingdom) > Echinodermata (Phylum) > Blastoidea (Class) > Fissiculata (Order) > Codasteridae (Family)

Heteroserolis
     Heteroserolis Brandt, 1991 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Serolidae (Family)
 Heteroserolis Nordenstam, 1933 accepted as Heteroserolis Brandt, 1991 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Serolidae (Family)

Heterosicyos
 Heterosicyos (S. Watson) T.D.A. Cockerell, 1897 accepted as Cyclanthera H.A. Schrader, 1831 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cucurbitales (Order) > Cucurbitaceae (Family)
 Heterosicyos Welwitsch ex Bentham & J.D. Hooker, 1867 accepted as Trochomeria J.D. Hooker in Bentham & J.D. Hooker, 1867 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cucurbitales (Order) > Cucurbitaceae (Family)

Heterosoma
     Heterosoma Mast, 1910 † (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Heterosoma Schaum, 1845 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Heterosoma Bernhauer, 1903 accepted as Sucoca Blackwelder, 1952 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Heterosorex
     Heterosorex Gaillard, 1916 † accepted as Trimylus Roger, 1886 † (junior subjective synonym)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > (Order) > Heterosoricidae (Family)
     Heterosorex Wilson, 1960 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Soricomorpha (Order) > Soricidae (Family)

Heterosphecia
     Heterosphecia Le Cerf in Oberthuer, 1917 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Sesiidae (Family)
     Heterosphecia Le Cerf in Oberthuer, 1916 accepted as Heterosphecia Le Cerf in Oberthuer, 1917 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Sesiidae (Family)

Heterospio
     Heterospio Ehlers, 1874 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Canalipalpata (Order) > Longosomatidae (Family)
     Heterospio Czerniavsky, 1881 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Polychaeta (awaiting allocation) (Order) > Polychaeta (awaiting allocation) (Family)

Heterospira
     Heterospira Koken, 1896 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)
 Heterospira Umbgrove, 1936 † accepted as Biplanispira Umbgrove, 1937 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Pellatispiridae (Family)

Heterospora
 Heterospora (Boerema, Gruyter & Noordeloos) J. de Gruyter, M.M. Aveskamp & G.J.M. Verkley in Gruyter, Woudenberg, Aveskamp, Verkley, Groenewald & Crous, 2012 accepted as Heterosporicola P.W. Crous in Wijayawardene et al., 2017 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Pleosporales (Order) > Leptosphaeriaceae (Family)
     Heterospora P. Kuckuck, 1895 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Tilopteridales (Order) > Tilopteridaceae (Family)
     Heterospora de Saint-Joseph, 1907 · Chromista (Kingdom) > Miozoa (Phylum) > Paragregarea (Class) > Archigregarinida (Order) > Selenidiidae (Family)

Heterostemma
     Heterostemma R. Wight & Arnott in R. Wight, 1834 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
     Heterostemma Melichar, 1924 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Heterosternus
 Heterosternus Zimmermann, 1919 accepted as Heterosternuta Strand, 1935 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dytiscidae (Family)
     Heterosternus Dupont, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Heterosternus Kirsch, 1869 accepted as Solenosternus Schoenherr, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Heterostethus
 Heterostethus Schwarz, 1896 accepted as Agrypnella Champion, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
 Heterostethus Falkenström, 1938 accepted as Heterosternuta Strand, 1935 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dytiscidae (Family)

Heterostichus
     Heterostichus Girard, 1854 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Clinidae (Family)
     Heterostichus Wagner, 1860 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Semionotiformes (Order) > Semionotidae (Family)

Heterostigma
     Heterostigma Gaudichaud-Beaupré, 1841 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Pandanales (Order) > Pandanaceae (Family)
     Heterostigma Ärnbäck-Christie-Linde, 1924 · Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) > Stolidobranchia (Order) > Bolteniidae (Family)

Heterostoma
     Heterostoma Rondani, 1856 accepted as Heterocheila Rondani, 1857 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Heterocheilidae (Family)
     Heterostoma Hartmann, 1843 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helicidae (Family)
     Heterostoma Cossmann, 1896 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Heterostoma Newport, 1844 accepted as Ethmostigmus Pocock, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Chilopoda (Class) > Scolopendromorpha (Order) > Scolopendridae (Family)
     Heterostoma De Filippi, 1837 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)

Heterostomum
     Heterostomum E.M. Fries · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Heterostomum Diesing, 1850 accepted as Heterostomum Diesing, 1850 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)
     Heterostomum Ehrenberg, 1854 † (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Heterostomus
     Heterostomus Bigot, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Xylophagidae (Family)
 Heterostomus Jacquelin Du Val, ? 1858 accepted as Brachypterolus Grouvelle, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Kateretidae (Family)

Heterostylochus
     Heterostylochus Verrill, 1892 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Turbellaria (awaiting allocation) (Order) > Turbellaria (awaiting allocation) (Family)
     Heterostylochus Verrill, 1893 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Platyhelminthes incertae sedis (Class) > Platyhelminthes incertae sedis (Order) > Platyhelminthes incertae sedis (Family)

Heterostylus
     Heterostylus Schnabl & Dziedzicki, 1911 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Anthomyiidae (Family)
     Heterostylus Faust, 1890 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Heterostylus W.J. Hooker, 1838 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Alismatales (awaiting allocation) (Family)

Heterotalpa
     Heterotalpa Palmer, 1904 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Soricomorpha (Order) > Talpidae (Family)
     Heterotalpa Peters, 1863 accepted as Talpa Linnaeus, 1758 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Soricomorpha (Order) > Talpidae (Family)

Heterotaxis
     Heterotaxis de Bonvouloir, 1875 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Eucnemidae (Family)
     Heterotaxis J. Lindley, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Heteroterma
     Heteroterma Wei, 2006 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Anthomyiidae (Family)
     Heteroterma Gabb, 1868 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Turbinellidae (Family)

Heteroteuthis
     Heteroteuthis Verrill, 1880 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Heteroteuthis Gray, 1849 · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Sepioidea (Order) > Sepiolidae (Family)

Heterotheca
     Heterotheca Cassini, 1817 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Heterotheca M. Benson, 1922 † accepted as Bensoniotheca Mickle & Rothwell, 1979 † · Animalia (Kingdom) > Trace fossils (Phylum) > (Class) > (Order) > (Family)
     Heterotheca Grell, 1988 · Chromista (Kingdom) > Retaria (Phylum) > Monothalamea (Class) > Allogromiida (Order) > Lagynidae (Family)
 Heterotheca Stechow, 1921 accepted as Halopteris Allman, 1877 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Halopterididae (Family)

Heterothecium
 Heterothecium Montagne, 1852 accepted as Lopadium Körber, 1855 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Ectolechiaceae (Family)
     Heterothecium Kritsky, Boeger & Jegu, 1997 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)
 Heterothecium Flotow, 1850 accepted as Megalospora J. Meyen in J. Meyen & Flotow, 1843 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Teloschistales (Order) > Megalosporaceae (Family)

Heterotherium
     Heterotherium de Blainville, 1838 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
     Heterotherium Fischer de Waldheim, 1822 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)

Heterothesis
     Heterothesis Kleine, 1914 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Heterothesis Schoenherr, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)

Heterothops
     Heterothops Mannerheim · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Heterothops Stephens, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Heterothops Stephens, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Heterothrips
     Heterothrips Hood, 1908 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Thysanoptera (Order) > Heterothripidae (Family)
 Heterothrips Buffa, 1908 accepted as Eupathithrips Bagnall, 1909 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Thysanoptera (Order) > Phlaeothripidae (Family)

Heterothrissa
     Heterothrissa Gaudant, 1978 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Ctenothrissiformes (Order) > Ctenothrissiformes (awaiting allocation) (Family)
 Heterothrissa Günther, 1868 accepted as Setipinna Swainson, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Clupeiformes (Order) > Engraulidae (Family)

Heterothrix
 Heterothrix Pascher, 1932 accepted as · Chromista (Kingdom) > Ochrophyta (Phylum) > Xanthophyceae (Class) > Tribonematales (Order) > Tribonemataceae (Family)
     Heterothrix J. Müller Arg. in C.F.P. Martius, 1860 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
 Heterothrix (B.L. Robinson) Rydberg, 1907 accepted as Pennellia Nieuwland, 1918 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Heterotiara
 Heterotiara Maas, 1905 accepted as Protiaropsis Stechow, 1919 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Bythotiaridae (Family)
     Heterotiara Pomel, 1883 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)

Heterotilapia
 Heterotilapia Pellegrin, 1904 accepted as Herotilapia Pellegrin, 1904 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Cichlidae (Family)
 Heterotilapia Regan, 1920 accepted as Tilapia Smith, 1840 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Cichlidae (Family)

Heterotis
 Heterotis Bentham in W.J. Hooker, 1849 accepted as Dissotis Bentham in W.J. Hooker, 1849 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Melastomataceae (Family)
     Heterotis Sharpe, 1893 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Heterotis Ehrenberg, 1836 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Osteoglossiformes (Order) > Arapaimidae (Family)
     Heterotis Rüppell, 1828 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Osteoglossiformes (Order) > Arapaimidae (Family)

Heterotoma
     Heterotoma Lepeletier & Serville, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)
     Heterotoma Bourlet, 1839 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > (Order) > Collembola (awaiting allocation) (Family)
     Heterotoma Zuccarini, 1832 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Campanulaceae (Family)

Heterotomus
 Heterotomus Stephens, 1829 accepted as Heterotoma Lepeletier & Serville, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)
 Heterotomus Amyot, 1846 accepted as Heterotomus Amyot, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Heterotrema
 Heterotrema Girard, 1855 accepted as Eptatretus Cloquet, 1819 · Animalia (Kingdom) > Chordata (Phylum) > Myxini (Class) > Myxiniformes (Order) > Myxinidae (Family)
 Heterotrema † accepted as Heteroterma Gabb, 1868 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Turbinellidae (Family)
 Heterotrema Fiedler, 1889 accepted as Aplidium Savigny, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) > Aplousobranchia (Order) > Polyclinidae (Family)

Heterotrichella
     Heterotrichella H. Reisigl, 1964 · Chromista (Kingdom) > Ochrophyta (Phylum) > Xanthophyceae (Class) > Tribonematales (Order) > Xanthonemataceae (Family)
 Heterotrichella P. Schäfer & B. Senowbari-Daryan, 1983 † accepted as Hydraeophycus E.A. Molinari-Novoa & M.D. Guiry, 2021 † · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chaetophorales (Order) > Chaetophoraceae (Family)

Heterotrichia
 Heterotrichia Massee, 1892 accepted as Arcyria Hill ex F.H. Wiggers, 1780 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Myxomycetes (Class) > Trichiales (Order) > Trichiaceae (Family)
 Heterotrichia accepted as Heterotricha Loew, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sciaridae (Family)

Heterotrichum
     Heterotrichum A.P. de Candolle, 1828 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Melastomataceae (Family)
     Heterotrichum Marschall von Bieberstein, 1819-1820 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Heterotrichus
     Heterotrichus Donnadieu, 1876 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
     Heterotrichus Chapuis in Lacordaire, 1874 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Heterotrochus
 Heterotrochus Coiffait, 1979 accepted as Eulibia Cameron, 1945 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Heterotrochus Haime & Milne-Edwards in Milne-Edwards, 1857 accepted as Monomyces Ehrenberg, 1834 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Flabellidae (Family)

Heterotropa
     Heterotropa Turner, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
 Heterotropa C. Morren & Decaisne, 1834 accepted as Asarum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Piperales (Order) > Aristolochiaceae (Family)

Heterotylus
     Heterotylus Jogunoori, Kritsky & Venkatanarasaiah, 2004 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Dactylogyridea (Order) > Dactylogyridae (Family)
     Heterotylus Reitter, 1913 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Heterotylus Faust, 1883 accepted as Tainophthalmus Desbrochers, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Heterura
     Heterura Hodgson, 1844 accepted as Heterura Hodgson, 1844 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Heterura Hodgson, 1845 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Heterura von Siebold, 1836 accepted as Hedruris Nitzsch in Ersch & Gruber, 1821 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Hedruridae (Family)

Heterusia
     Heterusia Hübner, 1827-1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
 Heterusia Agassiz, 1846 accepted as Eterusia Hope, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Zygaenidae (Family)
     Heterusia Doubleday, 1844 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Hetoemis
     Hetoemis Dejean, 1835 accepted as Hetoemis Haldeman, 1847 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Hetoemis Haldeman, 1847 accepted as Dorcaschema Chevrolat in D'Orbigny, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Heuffelia
 Heuffelia Schur, 1866 accepted as Helictotrichon Besser in J.A. Schultes & J.H. Schultes, 1827 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
     Heuffelia P.M. Opiz, 1845 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Cyperaceae (Family)

Heufleria
 Heufleria Trevisan, 1853 accepted as Astrothelium Eschweiler, 1824 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Trypetheliales (Order) > Trypetheliaceae (Family)
     Heufleria Auerswald, 1869 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Rhytismatales (Order) > Rhytismatales incertae sedis (Family)
 Heufleria Trevisan, 1861 accepted as Laurera H.G.L. Reichenbach, 1841 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Trypetheliales (Order) > Trypetheliaceae (Family)

Heurema
 Heurema Agassiz, 1846 accepted as Eurema Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pieridae (Family)
 Heurema Herrich-Schaffer, 1867 accepted as Eurema Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pieridae (Family)

Hewardia
 Hewardia W.J. Hooker, 1851 accepted as Isophysis T. Moore, 1853 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Iridaceae (Family)
 Hewardia J. Smith, 1841 accepted as Adiantum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Pteridaceae (Family)

Hewitsonia
     Hewitsonia Kirby, 1871 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)
 Hewitsonia Evans, 1926 accepted as Hewitsoniella Shepard, 1931 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)

Hewittia
     Hewittia Brink, 1959 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Therapsida (Order) > Therapsida (awaiting allocation) (Family)
     Hewittia Lessert, 1928 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Thomisidae (Family)
     Hewittia R. Wight & Arnott, 1837 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Convolvulaceae (Family)

Hexabdella
     Hexabdella van der Schyff, Theron & Ueckermann, 2004 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Bdellidae (Family)
     Hexabdella Verrill, 1872 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Arhynchobdellida (Order) > Hirudinidae (Family)

Hexabranchus
     Hexabranchus Ehrenberg, 1828 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Nudibranchia (Order) > Hexabranchidae (Family)
 Hexabranchus Schultze, 1835 accepted as Eptatretus Cloquet, 1819 · Animalia (Kingdom) > Chordata (Phylum) > Myxini (Class) > Myxiniformes (Order) > Myxinidae (Family)

Hexacantha
     Hexacantha Lioy, 1864 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Hexacantha Meigen, 1803 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)

Hexactis
     Hexactis Schultze, 1760 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
 Hexactis T. Hori, Ø. Moestrup & L.R. Hoffman, 1995 accepted as Pyramimonas Schmarda, 1849 · Plantae (Kingdom) > Chlorophyta (Phylum) > Pyramimonadophyceae (Class) > Pyramimonadales (Order) > Pyramimonadaceae (Family)

Hexagonaria
     Hexagonaria Gürich, 1896 † · Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Rugosa (Order) > Disphyllidae (Family)
     Hexagonaria K.F. von Hagenow ex Deecke, 1901 † (uncertain)· Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)

Hexagonella
     Hexagonella F.L. Stevens & Guba ex F.L. Stevens, 1925 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Capnodiales (Order) > Schizothyriaceae (Family)
     Hexagonella Waagen & Wentzel, 1886 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cystoporida (Order) > Hexagonellidae (Family)

Hexagonia
 Hexagonia Pollini, 1816 accepted as Polyporus P. Micheli ex Adanson, 1763 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Polyporales (Order) > Polyporaceae (Family)
     Hexagonia Kirby, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Hexagonia [misspelling] † accepted as Hexagonaria Gürich, 1896 † · Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Stauriida (Order) > Phillipsastreidae (Family)
     Hexagonia E.M. Fries, 1838 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Polyporales (Order) > Polyporaceae (Family)

Hexagonochilus
     Hexagonochilus Gemminger & Harold, 1870 accepted as Hexagonochilus Solier, 1851 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Hexagonochilus Solier, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Hexalaspis
     Hexalaspis Haeckel, 1885 accepted as Hexalaspis Haeckel, 1887 (nomen nudum)· Chromista (Kingdom) > Retaria (Phylum) > Acantharea (Class) > Arthracanthida (Order) > Hexalaspidae (Family)
     Hexalaspis Haeckel, 1887 · Chromista (Kingdom) > Retaria (Phylum) > Acantharea (Class) > Arthracanthida (Order) > Hexalaspidae (Family)

Hexalepis
 Hexalepis Rafinesque, 1838 accepted as Hexalepis Rafinesque, 1838 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Bromeliaceae (Family)
 Hexalepis Boeckeler, 1875 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Cyperaceae (Family)

Hexamastix
 Hexamastix Derrieu & Raynaud, 1914 accepted as Pentatrichomonas Mesnil, 1914 · Protozoa (Kingdom) > Metamonada (Phylum) > Trichomonadea (Class) > Trichomonadida (Order) > Trichomonadidae (Family)
     Hexamastix Alexeieff, 1912 · Protozoa (Kingdom) > Metamonada (Phylum) > Trichomonadea (Class) > Trichomonadida (Order) > Hexamastigidae (Family)

Hexamera
     Hexamera Brauer & Bergenstamm, 1890 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Hexamera Schilling, 1827 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tipulidae (Family)

Hexameria
 Hexameria R. Brown in J.J. Bennett & R. Brown, 1838 accepted as Podochilus Blume, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Hexameria J. Torrey & A. Gray, 1839 accepted as Echinocystis J. Torrey & A. Gray, 1840 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cucurbitales (Order) > Cucurbitaceae (Family)

Hexamitus
 Hexamitus Doflein, 1932 accepted as Hexamita Dujardin, 1838 · Protozoa (Kingdom) > Metamonada (Phylum) > Eopharyngea (Class) > Diplomonadida (Order) > Hexamitidae (Family)
 Hexamitus F. Dujardin, 1838 accepted as Hexamita Dujardin, 1838 · Protozoa (Kingdom) > Metamonada (Phylum) > Eopharyngea (Class) > Diplomonadida (Order) > Hexamitidae (Family)

Hexaneura
 Hexaneura Wallengren, 1860 accepted as Automolis Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
     Hexaneura Wallengren, 1860, nom. nud. accepted as Automolis Hübner, 1819 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Hexanodes
     Hexanodes Blair, 1941 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dermestidae (Family)
 Hexanodes Lawrence & Slipinski, 2005 accepted as Hexanodes Blair, 1941 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dermestidae (Family)
 Hexanodes Peacock, 1978 accepted as Hexanodes Blair, 1941 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dermestidae (Family)

Hexaphyllus
 Hexaphyllus Mulsant, 1839 accepted as Lucanus Scopoli, 1763 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lucanidae (Family)
     Hexaphyllus Dejean, 1821 accepted as Mecinus Germar, 1821 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Hexasphaera
 Hexasphaera R.F.A. Clarke & J.P. Verdier, 1967 † accepted as Callaiosphaeridium R.J. Davey & G.L. Williams, 1966 † · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Gonyaulacales (Order) > Gonyaulacaceae (Family)
 Hexasphaera H. Keupp, 1987 † accepted as Keuppisphaera J.K. Lentin & G.L. Williams, 1989 † · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Thoracosphaerales (Order) > Thoracosphaeraceae (Family)
 Hexasphaera Hull, 1997 † accepted as Levileugeo Yang & Yang, 1990 † · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Spumellaria (Order) > Parvivaccidae (Family)

Hexasterias
     Hexasterias Cleve, 1900 · Chromista (Kingdom) > Ciliophora (Phylum) > Prostomatea (Class) > Prorodontida (Order) > (Family)
 Hexasterias Ehrenberg ex Agassiz, 1843 accepted as Staurastrum Meyen ex Ralfs, 1848 · Plantae (Kingdom) > Charophyta (Phylum) > Zygnematophyceae (Class) > Desmidiales (Order) > Desmidiaceae (Family)
     Hexasterias Fisher, 1930 accepted as Leptasterias Verrill, 1866 (junior subjective synonym)· Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Forcipulatida (Order) > Asteriidae (Family)

Hexastoma
     Hexastoma Rolando, 1841 (uncertain)· Animalia (Kingdom) > Nematoda (Phylum) > Nematoda (awaiting allocation) (Class) > Nematoda (awaiting allocation) (Order) > Nematoda (awaiting allocation) (Family)
     Hexastoma Kuhn, 1829 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)
     Hexastoma Rudolphi, 1809 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)

Hexastraea
     Hexastraea Volz, 1896 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Hexastraea Sismonda, 1871 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Hexastylis
 Hexastylis Rafinesque, 1837 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Resedaceae (Family)
     Hexastylis Rafinesque, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Piperales (Order) > Aristolochiaceae (Family)

Hexatoma
     Hexatoma Latreille, 1809 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tipulidae (Family)
     Hexatoma Meigen, 1820 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tabanidae (Family)
     Hexatoma de Laporte, 1832 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Hexatricha
     Hexatricha White, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Hexatricha Thomson, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Hexaxonopsalbia
 Hexaxonopsalbia Viets, 1942 accepted as Hexaxonopsalbia Motas, 1928 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Aturidae (Family)
     Hexaxonopsalbia Motas, 1928 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Aturidae (Family)

Hexelasma
 Hexelasma Lang, Smith & Thomas, 1940 † accepted as Hexalasma Soschkina, 1928 † · Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Rugosa (Order) > Polycoeliidae (Family)
     Hexelasma Hoek, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Sessilia (Order) > Pachylasmatidae (Family)

Hexeris
     Hexeris Heyden in Saalmueller, 1891 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Hexeris Grote, 1875 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Thyrididae (Family)

Hexodon
     Hexodon Olivier, 1790 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Hexodon Cope, 1884 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)

Hexomma
     Hexomma Thorell, 1876 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Sclerosomatidae (Family)
 Hexomma Karsch, 1878 accepted as Sicarius Walckenaer, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Sicariidae (Family)

Hexura
     Hexura Spencer, 1950 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
     Hexura Simon, 1884 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Antrodiaetidae (Family)

Heydenia
     Heydenia Fresenius, 1852 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Heydenia Förster, 1856 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)
     Heydenia Hofmann, 1868 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Heydenia Tournier, 1874 accepted as Callirhopalus Hochhuth, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Heydenia Simroth in Bronn, 1907 † accepted as Haydenia Gabb, 1864 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)

Heydeniopsis
     Heydeniopsis Heqvist, 1961 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)
 Heydeniopsis H.A. Naumov, 1915 accepted as Chaenotheca (Th. Fries) Th. Fries, 1860 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanoromycetidae incertae sedis (Order) > Coniocybaceae (Family)

Heyderia
 Heyderia K.H.E. Koch, 1873 accepted as Calocedrus S. Kurz, 1873 · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Cupressales (Order) > Cupressaceae (Family)
     Heyderia Link, 1833 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Hemiphacidiaceae (Family)

Hiata
 Hiata Zetek & Mclean, 1936 accepted as Martesia G. B. Sowerby I, 1824 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Myoida (Order) > Pholadidae (Family)
 Hiata Cate, 1973 accepted as Hiatavolva Cate, 1973 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Ovulidae (Family)

Hiatella
     Hiatella Bosc, 1801 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Myoida (Order) > Hiatellidae (Family)
 Hiatella T. Brown, 1827 accepted as Lyonsia Turton, 1822 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Anomalodesmata (Order) > Lyonsiidae (Family)

Hiaticula
 Hiaticula Möhring, 1758 accepted as Hiaticula Möhring, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Hiaticula G.R. Gray, 1840 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Hiatula
     Hiatula Modeer, 1793 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Psammobiidae (Family)
 Hiatula Lacepède, 1800 accepted as Tautoga Mitchill, 1814 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Labridae (Family)
 Hiatula (E.M. Fries) Montagne, 1854 accepted as Mycena (Persoon) H.F.A. Roussel, 1806 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Mycenaceae (Family)
 Hiatula Swainson, 1831 accepted as Agaronia Gray, 1839 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Olividae (Family)

Hibbertia
     Hibbertia H.C. Andrews, 1800 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Dilleniales (Order) > Dilleniaceae (Family)
     Hibbertia Jones & Woodward, 1899 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Ptychopariida (awaiting allocation) (Family)

Hiberneuglesa
     Hiberneuglesa Starobogatov in Stadnichenko, 1984 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)
     Hiberneuglesa Starobogatov in Dolgin, 1983 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)

Hibernia
 Hibernia Stephens, 1835 accepted as Hibernia Stephens, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Hibernia Duponchel in Godart, 1829 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Hickenia
 Hickenia Lillo, 1919 accepted as Morrenia J. Lindley, 1838 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
 Hickenia N.L. Britton & J.N. Rose, 1922 accepted as Parodia Spegazzini, 1923 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)

Hicksia
 Hicksia Mu & Huys, 2002 accepted as Muohuysia Özdikmen, 2009 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Miraciidae (Family)
     Hicksia Delgado, 1904 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Redlichiida (Order) > Hicksiidae (Family)

Hicksonella
     Hicksonella Nutting, 1910 · Animalia (Kingdom) > Cnidaria (Phylum) > Octocorallia (Class) > Malacalcyonacea (Order) > Isididae (Family)
     Hicksonella Simpson, 1910 accepted as Helicogorgia Bayer, 1981 (junior homonym)· Animalia (Kingdom) > Cnidaria (Phylum) > Octocorallia (Class) > Scleralcyonacea (Order) > (Family)

Hidalgoa
 Hidalgoa Lessing ex A.P. de Candolle, 1836 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Hidalgoa La Llave in La Llave & Lexarza, 1824 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Hidatula
 Hidatula Goldberg, 1855 accepted as Taenia Linnaeus, 1758 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Taeniidae (Family)
 Hidatula Diesing, 1850 accepted as Taenia Linnaeus, 1758 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Taeniidae (Family)

Hiera
     Hiera Druce, 1885 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
 Hiera Jordan, 1906 accepted as Anthiera Alonso-Zarazaga & Lyal, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Anthribidae (Family)

Hieracioides
     Hieracioides Fabricius, 1759 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Hieracioides Moench, 1794 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Hierax
     Hierax Tosquinet, 1903 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Hierax Morris in Wood, 1837 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Hierax Vigors, 1826 accepted as Hierax Vigors, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Accipitriformes (Order) > Falconidae (Family)

Hieroceryx
     Hieroceryx Bolivar, 1912 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)
     Hieroceryx Tosquinet, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)

Higginsia
 Higginsia J.A. Nannfeldt, 1932 accepted as Blumeriella J.A. von Arx, 1961 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Dermateaceae (Family)
 Higginsia Persoon, 1805 accepted as Hoffmannia O. Swartz, 1788 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
     Higginsia Higgin, 1877 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Hadromerida (Order) > Stelligeridae (Family)

Hilara
     Hilara Meigen, 1822 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Empididae (Family)
 Hilara Mulsant & Rey, 1873 accepted as Neohilara Lohse · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Hilarotes
     Hilarotes Saunders, 1871 accepted as Hilarotes Saunders, 1871 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
     Hilarotes Thomson, 1878 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Hilda
     Hilda Hörnes & Auinger, 1884 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)
     Hilda Kirkaldy, 1900 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Tettigometridae (Family)

Hildebrandia
 Hildebrandia Jordan & Evermann, 1927 accepted as Rhynchoconger Jordan & Hubbs, 1925 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Congridae (Family)
 Hildebrandia accepted as Hildenbrandia Nardo, 1834 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Hildenbrandiales (Order) > Hildenbrandiaceae (Family)

Hildebrandtia
     Hildebrandtia Nieden, 1907 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Ranidae (Family)
     Hildebrandtia Vatke in A. Braun, 1876 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Convolvulaceae (Family)
     Hildebrandtia Olsoufieff, 1938 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Hildebrandtiella
     Hildebrandtiella Poppius, 1914 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Hildebrandtiella Müller Hal., 1876 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Isobryales (Order) > Meteoriaceae (Family)

Hildegardia
     Hildegardia Günther, 1974 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tetrigidae (Family)
     Hildegardia H.W. Schott & Endlicher, 1832 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)

Hilgardia
     Hilgardia Harris, 1946 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Nuculida (Order) > Nuculida (awaiting allocation) (Family)
 Hilgardia Stephenson, 1956 † accepted as Hilgardella Stephenson, 1957 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Mytiloida (Order) > Mytilidae (Family)

Hilipomorphus
 Hilipomorphus Champion, 1905 accepted as Hilipimorphus Champion, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Hilipomorphus Desbrochers, 1891 accepted as Nassophasis Waterhouse, 1879 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dryophthoridae (Family)

Hilipus
 Hilipus Agassiz, 1846 accepted as Heilipus Germar, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Hilipus Gemminger & Harold, 1871 accepted as Heilipus Germar, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Hillhousia
     Hillhousia Pickard-Cambridge, 1894 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Linyphiidae (Family)
 Hillhousia G.S. West & Griffiths, 1909 accepted as Achromatium Schewiakoff, 1893 (Approved Lists, 1980) · Bacteria (Kingdom) > Proteobacteria (Phylum) > Gammaproteobacteria (Class) > Thiotrichales (Order) > Thiotrichaceae (Family)

Hillia
     Hillia Boehmer in C.G. Ludwig, 1760 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Styracaceae (Family)
 Hillia Malloch, 1929 † accepted as Hillomyia Crosskey, 1973 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Hillia N.J. Jacquin, 1760 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
     Hillia De Groot, 1963 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Anthozoa (awaiting allocation) (Order) > (Family)
     Hillia Grote, 1883 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Hilliella
     Hilliella China, 1957 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Hilliella (O.E. Schulz) Y.H. Zhang & H.W. Li in Y.H. Zhang, 1986 accepted as Yinshania Y.C. Ma & Y.Z. Zhao, 1979 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Hiltermannia
 Hiltermannia Bertels, 1970 † accepted as Hiltermannella Bertels, 1971 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Siphogenerinoididae (Family)
 Hiltermannia Hofker, 1954 † accepted as Epistomina Terquem, 1883 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Robertinida (Order) > Epistominidae (Family)

Himalaya
 Himalaya Malhotra, Capoor & Ghildiyal, 1983 (later usage?) accepted as Mosgovoyia Spasski, 1951 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Anoplocephalidae (Family)
 Himalaya Malhotra, Sawada & Capoor, 1983 accepted as Mosgovoyia Spasski, 1951 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Anoplocephalidae (Family)

Himantia
     Himantia Persoon, 1801 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Himantia (E.M. Fries) Zollinger, 1844 accepted as Cylindrobasidium W. Jülich, 1974 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Physalacriaceae (Family)

Himantoglossum
     Himantoglossum W.D.J. Koch, 1837 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Himantoglossum K.P.J. Sprengel, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Himantopterus
 Himantopterus Salter, 1856 † accepted as Erettopterus Salter, 1860 † · Animalia (Kingdom) > Arthropoda (Phylum) > (Class) > Eurypterida (Order) > Pterygotidae (Family)
     Himantopterus Wesmael, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Himantopteridae (Family)

Himantopus
     Himantopus Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Recurvirostridae (Family)
 Himantopus Navás, 1910 accepted as Himantopterus Wesmael, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Himantopteridae (Family)
     Himantopus Müller, 1786 (uncertain)· Chromista (Kingdom) > Ciliophora (Phylum) > Spirotrichea (Class) > Hypotrichida (Order) > Oxytrichidae (Family)

Himantosoma
     Himantosoma Pocock, 1891 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Chilopoda (Class) > Geophilomorpha (Order) > Gonibregmatidae (Family)
     Himantosoma Trevisan, 1848 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > (Order) > Bacillariophyceae incertae sedis (Family)

Himantostoma
     Himantostoma Agassiz, 1862 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Himantostoma Loew, 1863 accepted as Imitomyia Townsend, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Himantura
 Himantura Enderlein, 1910 accepted as Himantura Enderlein, 1910 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mecoptera (Order) > Mecoptera (awaiting allocation) (Family)
     Himantura Müller & Henle, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Myliobatiformes (Order) > Dasyatidae (Family)

Himatella
 Himatella Bergh, 1890 accepted as Flabellina Gray, 1833 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Nudibranchia (Order) > Flabellinidae (Family)
     Himatella Zittel, 1878 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Verticillitida (Order) > Verticillitidae (Family)

Himatium
     Himatium Wollaston, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Himatium Gemminger & Harold, 1876 accepted as Brachyscelis Germar, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Himella
     Himella Grote, 1875 accepted as Orthimella Schmidt & Lafontaine in Schmidt et al., 2018 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Himella Dallas, 1852 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Himella H. Adams, 1860 accepted as Anticorbula Dall, 1898 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Myoida (Order) > Corbulidae (Family)

Himera
 Himera Chapuis in Lacordaire, 1874 accepted as Semmiona Fairmaire, 1885 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Himera Robineau-Desvoidy, 1863 accepted as Himera Robineau-Desvoidy, 1863 (nomen dubium)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Himera Duponchel in Godart, 1829 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Himerta
 Himerta Brunner von Wattenwyl, 1878 accepted as Himertula Uvarov, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
     Himerta Förster, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)

Hina
 Hina Marwick, 1927 † accepted as Tritia Risso, 1826 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)
 Hina Gray, 1841 accepted as Biziura Stephens in Shaw, 1824 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Anseriformes (Order) > Anatidae (Family)
 Hina Forster, 1964 accepted as Gasparia Marples, 1956 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Toxopidae (Family)
     Hina Marx, 1892 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)

Hincksia
     Hincksia J.E. Gray, 1864 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Ectocarpales (Order) > Acinetosporaceae (Family)
 Hincksia Agassiz, 1862 accepted as Orthopyxis L. Agassiz, 1862 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Campanulariidae (Family)

Hincksiella
     Hincksiella Levinsen, 1909 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Catenicellidae (Family)
 Hincksiella accepted as Hincksella Billard, 1918 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Syntheciidae (Family)

Hindermeyeria
     Hindermeyeria Hupé in Piveteau, 1953, nom. nud. † accepted as Strenuaeva Richter & Richter, 1940 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Ellipsocephalidae (Family)
 Hindermeyeria Hupé, 1953 † accepted as Strenuaeva Richter & Richter, 1940 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Ellipsocephalidae (Family)

Hindersonia
 Hindersonia Mougeot & Nestler ex J. Schröter, 1897 accepted as Ceriospora Niessl, 1876 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Annulatascales (Order) > Annulatascaceae (Family)
 Hindersonia Léveillé, 1846 accepted as Stagonospora (P.A. Saccardo) P.A. Saccardo, 1884 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Pleosporales (Order) > Phaeosphaeriaceae (Family)

Hindia
 Hindia Lal, 1935 accepted as Notocotylus Diesing, 1839 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Echinostomida (Order) > Notocotylidae (Family)
     Hindia Duncan, 1879 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Lithistida (Order) > Hindiidae (Family)

Hindsia
     Hindsia Bentham ex J. Lindley, 1844 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
 Hindsia Deshayes, 1858 † accepted as Hindsiella Stoliczka, 1871 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Galeommatidae (Family)
 Hindsia A. Adams, 1855 accepted as Nassaria Link, 1807 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Nassariidae (Family)

Hinea
     Hinea Gray, 1847 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Planaxidae (Family)
 Hinea Adams, 1905 accepted as Jashinea Oldroyd, 1970 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tabanidae (Family)
     Hinea Townsend, 1916 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)

Hinganella
     Hinganella Su, 1980 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Strophomenatida (Order) > Meekellidae (Family)
     Hinganella Romanchuk, 1968 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Trepostomatida (Order) > Eridotrypellidae (Family)

Hinnulus
 Hinnulus Agassiz, 1846 accepted as Tanymecus Germar, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Hinnulus Ogilby, 1837 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
 Hinnulus Dahl, 1823 accepted as Hinnulus Dahl, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Hintonella
 Hintonella Young, 1981 accepted as Desmopachria Babington, 1841 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dytiscidae (Family)
     Hintonella O. Ames, 1938 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Hintonia
     Hintonia Young, 1980 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dytiscidae (Family)
     Hintonia Fraser-Brunner, 1949 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Myctophiformes (Order) > Myctophidae (Family)
 Hintonia Reichardt, 1973 accepted as Iapir Py-Daniel, da Fon & Barbo, 1993 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Torridincolidae (Family)
     Hintonia A.A. Bullock, 1935 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Hiperantha
     Hiperantha Gistel, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
 Hiperantha Mannerheim, 1837 accepted as Hiperantha Gistel, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Hiperoodon
 Hiperoodon Philippi, 1902 accepted as Hiperoodon Philippi, 1902 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
 Hiperoodon Lahille, 1905 accepted as Hyperoodon Lacépède, 1804 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Ziphiidae (Family)

Hippa
 Hippa Barrande, 1872 † accepted as Hippula Tromelin & Lebesconte, 1876 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Palaeocopida (Order) > Palaeocopida (awaiting allocation) (Family)
     Hippa Fabricius, 1787 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Hippidae (Family)

Hippagus
     Hippagus Deshayes, 1860 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Hippagus Lea, 1833 † accepted as Crenella T. Brown, 1827 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Mytiloida (Order) > Mytilidae (Family)

Hipparionyx
 Hipparionyx King, 1846 † accepted as Hipparionix Vanuxem, 1842 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Strophomenatida (Order) > Chilidiopsidae (Family)
     Hipparionyx Vanuxem, 1842 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Orthotetida (Order) > Orthotetidae (Family)

Hippelaphus
 Hippelaphus Sundevall, 1846 accepted as Rusa Smith, 1827 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Cervidae (Family)
     Hippelaphus Reichenbach, 1835 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)
     Hippelaphus Goldfuss, 1820 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)
     Hippelaphus Bonaparte, 1836 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Cervidae (Family)

Hipphaplous
     Hipphaplous Ameghino, 1882 † accepted as Hipphaplous Ameghino, 1882 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
     Hipphaplous Ameghino, 1885 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)

Hippia
     Hippia Möschler, 1878 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Notodontidae (Family)
     Hippia Linnaeus, 1771 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Hippias
     Hippias Rafinesque, 1815 accepted as Hippias Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
     Hippias Gistl, 1848 accepted as Trachelissa Aurivillius, 1912 (nomen oblitum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Hippocampus
 Hippocampus Cuvier, 1816 accepted as Hippocampus Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Syngnathiformes (Order) > Syngnathidae (Family)
 Hippocampus Leach in Leach & Nodder, 1814 accepted as Hippocampus Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Syngnathiformes (Order) > Syngnathidae (Family)
     Hippocampus Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Syngnathiformes (Order) > Syngnathidae (Family)
 Hippocampus Perry, 1811 accepted as Hippocampus Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Syngnathiformes (Order) > Syngnathidae (Family)

Hippocephalus
 Hippocephalus Swainson, 1839 accepted as Percis Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Agonidae (Family)
 Hippocephalus Deyrolle, 1883 accepted as Hypocephalus Desmarest, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Vesperidae (Family)
 Hippocephalus Ashmead, 1888 accepted as Zagrammosoma Ashmead, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eulophidae (Family)

Hippocrene
 Hippocrene Oken, 1817 † accepted as Hippocrene Oken, 1817 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)
 Hippocrene Brandt, 1835 accepted as Bougainvillia Lesson, 1830 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Bougainvilliidae (Family)

Hippocrepis
     Hippocrepis Travassos, 1922 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Echinostomida (Order) > Notocotylidae (Family)
     Hippocrepis Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Hippodamia
     Hippodamia Faldermann, 1837 accepted as Hippodamia Chevrolat in Dejean, 1836 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
     Hippodamia Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
 Hippodamia Decaisne, 1848 accepted as Solenophora Bentham, 1840 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)

Hippoglossum
 Hippoglossum Breda, 1829 accepted as Bulbophyllum Du Petit-Thouars, 1822 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Hippoglossum Hartman, 1832 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Boraginales (Order) > Boraginaceae (Family)
     Hippoglossum J. Hill, 1756 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)

Hippolyte
 Hippolyte Meyrick, 1883 accepted as Epicyme Meyrick, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Hippolyte Leach, 1814 [in Leach, 1813-1814] · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Hippolytidae (Family)

Hippomarathrum
 Hippomarathrum Link, 1821 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
     Hippomarathrum P.G. Gaertner, B. Meyer & J. Scherbius, 1799 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Hipponoe
     Hipponoe Audouin & Milne-Edwards, 1830 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Amphinomida (Order) > Amphinomidae (Family)
 Hipponoe Gray, 1840 accepted as Tripneustes L. Agassiz, 1841 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Temnopleuroida (Order) > Toxopneustidae (Family)

Hippopleurifera
     Hippopleurifera Canu & Bassler, 1925 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Romancheinidae (Family)
     Hippopleurifera Canu & Lecointre, 1925 accepted as Hippopleurifera Canu & Bassler, 1925 (nomen nudum)· Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Umbonulidae (Family)

Hippopodium
     Hippopodium Sowerby, 1819 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Hippopodiumidae (Family)
 Hippopodium W. Harvey ex J. Lindley accepted as Ceratandra Lindley in F.A. Bauer & Lindley, 1838 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Hippopodius
 Hippopodius Kolliker, 1853 accepted as Hippopodius Quoy & Gaimard, 1827 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Siphonophorae (Order) > Hippopodiidae (Family)
 Hippopodius Leloup, 1933 accepted as Hippopodius Quoy & Gaimard, 1827 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Siphonophorae (Order) > Hippopodiidae (Family)
 Hippopodius Moser, 1915 accepted as Vogtia Kölliker, 1853 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Siphonophorae (Order) > Hippopodiidae (Family)
 Hippopodius Moser, 1925 accepted as Vogtia Kölliker, 1853 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Siphonophorae (Order) > Hippopodiidae (Family)
     Hippopodius Quoy & Gaimard, 1827 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Siphonophorae (Order) > Hippopodiidae (Family)

Hippoporidra
     Hippoporidra Canu & Bassler, 1927 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Hippoporidridae (Family)
     Hippoporidra Canu & Lecointre, 1925 † accepted as Hippoporidra Canu & Bassler, 1927 (nomen nudum)· Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Cleidochasmatidae (Family)

Hippopus
     Hippopus Chiaje, 1830 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Hippopus Lamarck, 1799 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Cardiidae (Family)

Hipporhynchus
     Hipporhynchus Eversmann, 1837 accepted as Hipporhynchus Eversmann, 1837 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Hipporhynchus Eschscholtz in Sturm, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Hippota
 Hippota Walker, 1871 accepted as Chirocera Latreille, 1827 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Chalcididae (Family)
     Hippota Bergroth, 1891 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Hippothoe
 Hippothoe Blainville, 1830 accepted as Hippothoa Lamouroux, 1821 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Hippothoidae (Family)
     Hippothoe Rafinesque, 1815 accepted as Hippothoe Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Hippotrema
     Hippotrema Canu & Bassler, 1927 † · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Hippoporidridae (Family)
     Hippotrema Canu & Lecointre, 1925 † accepted as Hippotrema Canu & Lecointre, 1925 † (nomen nudum)· Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Hippoporidridae (Family)

Hippuris
     Hippuris Walbaum, 1792 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Hippuris Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Plantaginaceae (Family)

Hippurites
     Hippurites Lamarck, 1801 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Hippuritida (Order) > Hippuritidae (Family)
     Hippurites Lindley & W. Hutton, 1834 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Equisetidae (awaiting allocation) (Order) > Equisetidae (awaiting allocation) (Family)

Hippurus
 Hippurus Klein, 1779 accepted as Coryphaena Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Coryphaenidae (Family)
 Hippurus Walbaum, 1792 accepted as Coryphaena Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Coryphaenidae (Family)

Hira
 Hira Walker, 1854 accepted as Euchromia Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
     Hira Hayashi, 1960 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Melandryidae (Family)

Hirayamaia
 Hirayamaia Matsushita, 1937 accepted as Falsoterinaea Matsushita, 1938 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Hirayamaia Bousfield & Hoover, 1997 accepted as Hirayacorophium Myers, 2022 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Corophiidae (Family)
     Hirayamaia Marumo, 1917 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Hircinia
 Hircinia Schmidt, 1862 accepted as Ircinia Nardo, 1833 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Dictyoceratida (Order) > Irciniidae (Family)
 Hircinia Nardo, 1834 accepted as Ircinia Nardo, 1833 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Dictyoceratida (Order) > Irciniidae (Family)

Hircus
 Hircus Boddaert, 1785 accepted as Capra Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)
 Hircus Brisson, 1762 accepted as Capra Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)

Hirmoplataphus
 Hirmoplataphus Netolitzky, 1942 accepted as Hirmoplataphus Lindroth, 1963 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Hirmoplataphus Lindroth, 1963 accepted as Bembidion Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Hirneola
 Hirneola E.M. Fries, 1825 accepted as Mycobonia Patouillard, 1894 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Gloeophyllales (Order) > Gloeophyllaceae (Family)
 Hirneola E.M. Fries, 1848 accepted as Auricularia Bulliard ex Jussieu, 1789 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Auriculariales (Order) > Auriculariaceae (Family)
 Hirneola Velenovský, 1939 accepted as Rhodocybe Maire, 1926 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Entolomataceae (Family)

Hirrius
 Hirrius Simon, 1895 accepted as Hirriusa Strand, 1932 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Philodromidae (Family)
     Hirrius Bolivar, 1887 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tetrigidae (Family)

Hirschia
     Hirschia Schlesner, Bartels, Sittig, Dorsch & Stackebrandt, 1990 · Bacteria (Kingdom) > Proteobacteria (Phylum) > Alphaproteobacteria (Class) > Caulobacterales (Order) > Hyphomonadaceae (Family)
 Hirschia J.G. Baker, 1896 accepted as Iphiona Cassini, 1817 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Hirschmannia
     Hirschmannia Elofson, 1941 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Loxoconchidae (Family)
 Hirschmannia Luc & Goodey, 1962 accepted as Hirschmanniella Goodey, 1963 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Panagrolaimida (Order) > Pratylenchidae (Family)

Hirsutella
     Hirsutella Cooper & Muir-Wood, 1951 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Bittnerulidae (Family)
     Hirsutella Patouillard, 1892 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Hypocreales (Order) > Cordycipitaceae (Family)
     Hirsutella Bandy, 1972 † (uncertain)· Protozoa (Kingdom) > Sarcomastigota (awaiting allocation) (Phylum) > (Class) > (Order) > Sarcomastigota (awaiting allocation) (Family)

Hirsutina
 Hirsutina Kirchner, 1933 † accepted as Hirsutella Cooper & Muir-Wood, 1951 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Bittnerulidae (Family)
     Hirsutina Tutt, 1909 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Hirtea
     Hirtea Scopoli, 1763 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Bibionidae (Family)
 Hirtea Fabricius, 1798 accepted as Hirtea Fabricius, 1798 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Bibionidae (Family)

Hirtella
     Hirtella Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Chrysobalanaceae (Family)
     Hirtella Pereira, Zanata, Cetra & Reis, 2014 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Loricariidae (Family)

Hirtia
 Hirtia Thorell, 1881 accepted as Clubiona Latreille, 1804 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Clubionidae (Family)
 Hirtia Dautzenberg, 1900 accepted as Hirthia Ancey, 1898 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Thiaridae (Family)

Hirtodrosophila
     Hirtodrosophila Duda, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Drosophilidae (Family)
     Hirtodrosophila Duda, 1923, nom. nud. accepted as Hirtodrosophila Duda, 1923 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Drosophilidae (Family)

Hirtomegatoma
     Hirtomegatoma Pic, 1931 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dermestidae (Family)
 Hirtomegatoma Háva, 2003 accepted as Hirtomegatoma Pic, 1931 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dermestidae (Family)

Hirudella
 Hirudella Poirier, 1885 accepted as Hirudinella de Blainville, 1828 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Azygiida (Order) > Hirudinellidae (Family)
     Hirudella Münster, 1842 † (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Annelida (awaiting allocation) (Class) > Annelida (awaiting allocation) (Order) > Annelida (awaiting allocation) (Family)

Hirudinaria
 Hirudinaria Scacchi, 1833 accepted as Galeomma Turton, 1825 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Galeommatidae (Family)
     Hirudinaria Cesati, 1856 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Hirudinaria Whitman, 1886 · Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Arhynchobdellida (Order) > Hirudinidae (Family)

Hirudinella
 Hirudinella Diesing, 1850 † accepted as Hirudinella Diesing, 1850 † · Animalia (Kingdom) > Annelida (Phylum) > Annelida (awaiting allocation) (Class) > Annelida (awaiting allocation) (Order) > Annelida (awaiting allocation) (Family)
     Hirudinella de Blainville, 1828 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Azygiida (Order) > Hirudinellidae (Family)

Hirudo
 Hirudo Olafsen, 1772 accepted as Priapulus Lamarck, 1816 · Animalia (Kingdom) > Priapulida (Phylum) > Priapulimorpha (Class) > Priapulimorphida (Order) > Priapulidae (Family)
     Hirudo Linnaeus, 1758 · Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Rhynchobdellida (Order) > Piscicolidae (Family)
 Hirudo Müller, 1788 accepted as Hirudo Linnaeus, 1758 · Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Rhynchobdellida (Order) > Piscicolidae (Family)

Hirundinapus
 Hirundinapus Gray, 1846 accepted as Hirundapus Hodgson, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Apodidae (Family)
 Hirundinapus Salvadori, 1880 accepted as Hirundapus Hodgson, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Apodidae (Family)

Hirundinella
 Hirundinella J.B.G. Bory de St.-Vincent, 1827 accepted as Ceratium Schrank, 1793 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Gonyaulacales (Order) > Ceratiaceae (Family)
 Hirundinella Garsin in Fuhrmann, 1928 accepted as Hirudinella de Blainville, 1828 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Azygiida (Order) > Hirudinellidae (Family)

Hirundo
 Hirundo Anonymous, 1829 accepted as Hirudo Linnaeus, 1758 · Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Rhynchobdellida (Order) > Piscicolidae (Family)
     Hirundo Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Hirundinidae (Family)
 Hirundo Catesby, 1771 accepted as Exocoetus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Beloniformes (Order) > Exocoetidae (Family)

Hisingera
 Hisingera Hellenius, 1792 accepted as Xylosma J.G.A. Forster, 1786 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Salicaceae (Family)
 Hisingera F.A.W. Miquel, 1842 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Cycadopsida (Class) > Cycadales (Order) > Cycadales (awaiting allocation) (Family)

Hisingeria
     Hisingeria Ulrich & Scofield, 1897 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Hisingeria Abushik, 1990 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)

Hispaniella
 Hispaniella Mercet, 1911 accepted as Pteroptrix Westwood, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Trichogrammatidae (Family)
 Hispaniella G.J. Braem, 1980 accepted as Tolumnia Rafinesque, 1837 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Hispida
     Hispida Wagner, 1907 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cycloneritimorpha (Order) > Helicinidae (Family)
     Hispida Bate, 1868 (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)

Hispidella
     Hispidella Lowe, 1852 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Hygromiidae (Family)
     Hispidella Barnadez ex Lamarck, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Hispidocrinus
     Hispidocrinus Simms, 1986 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Isocrinida (Order) > Isocrinidae (Family)
     Hispidocrinus Simms, 1988 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Crinoidea (awaiting allocation) (Order) > Crinoidea (awaiting allocation) (Family)

Hispidula
     Hispidula P.R. Johnston, 2003 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Hyaloscyphaceae (Family)
 Hispidula Tapparoni-Canefri, 1879 accepted as Hispidula Tapparoni-Canefri, 1879 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Histiaea
 Histiaea Druce, 1896 accepted as Histioea Walker, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
 Histiaea Fairmaire, 1892 accepted as Cheirodes Gené, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Histiocephalus
     Histiocephalus De Zigno, 1890 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
     Histiocephalus Diesing, 1851 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Habronematidae (Family)

Histioderma
     Histioderma Kinahan, 1858 † (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Annelida (awaiting allocation) (Class) > Annelida (awaiting allocation) (Order) > Annelida (awaiting allocation) (Family)
 Histioderma Carter, 1886 accepted as Coelosphaera Thomson, 1873 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Poecilosclerida (Order) > Coelosphaeridae (Family)

Histiophorus
 Histiophorus Cuvier in Cuvier & Valenciennes, 1832 accepted as Istiophorus Lacepède, 1801 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Xiphiidae (Family)
 Histiophorus Pease, 1860 accepted as Plocamopherus Rüppell & Leuckart, 1828 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Nudibranchia (Order) > Polyceridae (Family)
     Histiophorus Friedrich, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Listrophoridae (Family)
 Histiophorus Agassiz, 1846 accepted as Trachops Gray, 1847 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Phyllostomidae (Family)

Histiurus
 Histiurus Wiegmann, 1834 accepted as Histiurus Wiegmann, 1834 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Agamidae (Family)
     Histiurus Costa, 1850 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Histochaeta
     Histochaeta Reinhard, 1943 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Histochaeta Brauer & Bergenstamm, 1891 accepted as Istocheta Rondani, 1859 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Histricostoma
     Histricostoma Kratochvíl, 1958 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Nemastomatidae (Family)
     Histricostoma Kratochvíl, 1951 accepted as Histricostoma Kratochvíl, 1958 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Nemastomatidae (Family)

Histrio
 Histrio Gistl, 1848 accepted as Nerissus Chapuis in Lacordaire, 1874 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Histrio Pfeiffer, 1854 accepted as Coryda Albers, 1850 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Cepolidae (Family)
 Histrio Sterki, 1878 accepted as Histriculus Corliss, 1960 · Chromista (Kingdom) > Ciliophora (Phylum) > Spirotrichea (Class) > Hypotrichida (Order) > Oxytrichidae (Family)
     Histrio Fischer, 1813 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Lophiiformes (Order) > Antennariidae (Family)

Histrionella
 Histrionella Achard, 1924 accepted as Platyphora Gistel, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Histrionella Ehrenberg, 1828 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)
     Histrionella Bory de St. Vincent, 1823 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)

Hladnikia
 Hladnikia W.D.J. Koch, 1836 accepted as Grafia H.G.L. Reichenbach, 1837 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
     Hladnikia H.G.L. Reichenbach, 1831 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Hobsonia
     Hobsonia Banse, 1979 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Terebellida (Order) > Ampharetidae (Family)
     Hobsonia M.J. Berkeley ex Massee, 1891 · Fungi (Kingdom) > Basidiomycota (Phylum) > Atractiellomycetes (Class) > Atractiellales (Order) > Atractiellales incertae sedis (Family)

Hochstetteria
     Hochstetteria A.P. de Candolle, 1838 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Hochstetteria Vélain, 1877 accepted as Philobrya J. G. Cooper, 1867 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Arcida (Order) > Philobryidae (Family)

Hodgsonia
 Hodgsonia Schimkewitsch, 1929 accepted as Pallenopsis Wilson, 1881 · Animalia (Kingdom) > Arthropoda (Phylum) > Pycnogonida (Class) > Pantopoda (Order) > Phoxichilidiidae (Family)
     Hodgsonia J.D. Hooker & T. Thomson, 1854 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cucurbitales (Order) > Cucurbitaceae (Family)
 Hodgsonia F. von Mueller, 1860 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
 Hodgsonia H. Persson, 1953 accepted as Neohodgsonia H. Persson, 1954 · Plantae (Kingdom) > Marchantiophyta (Phylum) > Marchantiopsida (Class) > Neohodgsoniales (Order) > Neohodgsoniaceae (Family)

Hodgsonius
 Hodgsonius Foldi, 1998 accepted as Neohodgsonius Foldi, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Margarodidae (Family)
     Hodgsonius Bonaparte, 1850 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Muscicapidae (Family)

Hodites
 Hodites Kaup, 1829 accepted as Catoptrophorus Bonaparte, 1827 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Scolopacidae (Family)
     Hodites Hull, 1962 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Asilidae (Family)

Hoeferia
 Hoeferia Redlich, 1899 † accepted as Redlichia Cossmann, 1902 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Redlichiida (Order) > Redlichiidae (Family)
     Hoeferia Bittner, 1894 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Arcida (Order) > Arcida (awaiting allocation) (Family)

Hoegia
 Hoegia F. Stockmans, 1968 † accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Trimerophytopsida (Class) > Trimerophytales (Order) > Trimerophytales (awaiting allocation) (Family)
     Hoegia J.A. Townrow, 1957 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > Pteridospermopsida (awaiting allocation) (Order) > Pteridospermopsida (awaiting allocation) (Family)

Hoeseichthys
     Hoeseichthys Schwarzhans, Brzobohatý & Radwańska, 2020 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Gobiidae (Family)
     Hoeseichthys Schwarzhans, Brzobohatý & Radwańska, 2020 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Gobiidae (Family)

Hoeverella
     Hoeverella Krautter & Krüger, 2008 † · Animalia (Kingdom) > Porifera (Phylum) > Calcarea (Class) > Calcarea (awaiting allocation) (Order) > Calcarea (awaiting allocation) (Family)
     Hoeverella Taylor & Voigt, 1992 † · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Cheilostomatida (awaiting allocation) (Family)

Hoferia
 Hoferia Bittner, 1894 † accepted as Hoeferia Bittner, 1894 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Arcida (Order) > Arcida (awaiting allocation) (Family)
 Hoferia Scopoli, 1777 accepted as Ternstroemia Mutis ex Linnaeus f., 1782 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Pentaphylacaceae (Family)
 Hoferia Doflein, 1898 accepted as Hoferellus Berg, 1898 · Animalia (Kingdom) > Cnidaria (Phylum) > Myxosporea (Class) > Bivalvulida (Order) > Sphaerosporidae (Family)
 Hoferia Redlich, 1899 † accepted as Redlichia Cossmann, 1902 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Redlichiida (Order) > Redlichiidae (Family)

Höferia
 Höferia Bittner, 1894 † accepted as Hoeferia Bittner, 1894 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Arcida (Order) > Arcida (awaiting allocation) (Family)
 Höferia Redlich, 1899 † accepted as Redlichia Cossmann, 1902 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Redlichiida (Order) > Redlichiidae (Family)

Hoffeinsia
     Hoffeinsia Koteja, 2008 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Kuwaniidae (Family)
     Hoffeinsia Stuke, 2005 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Conopidae (Family)

Hoffetella
     Hoffetella Hupé in Piveteau, 1953, nom. nud. † accepted as Hoffetella Hupé, 1953 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Palaeolenidae (Family)
     Hoffetella Hupé, 1953 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Palaeolenidae (Family)

Hoffmaneuma
     Hoffmaneuma Golovatch, 1978 · Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Chordeumatida (Order) > Hoffmaneumatidae (Family)
 Hoffmaneuma Strasser, 1979 accepted as Hoffmaneumella Spelda, Golovatch & Wytwer, 2005 · Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Polydesmida (Order) > Paradoxosomatidae (Family)

Hoffmania
 Hoffmania Fox, 1948 accepted as Culicoides Latreille, 1809 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ceratopogonidae (Family)
 Hoffmania accepted as Hoffmannia O. Swartz, 1788 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Hoffmannia
 Hoffmannia Knirsch, 1927 accepted as Zariquieyella Jeannel, 1928 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Leiodidae (Family)
 Hoffmannia Willdenow, 1789 accepted as Psilotum O. Swartz, 1801 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Psilotales (Order) > Psilotaceae (Family)
     Hoffmannia Gemmellaro, 1888 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Goniatitida (Order) > Goniatitida (awaiting allocation) (Family)
     Hoffmannia Forcart, 1953 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Systellommatophora (Order) > Veronicellidae (Family)
     Hoffmannia O. Swartz, 1788 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Hoffmanniella
     Hoffmanniella R. Schlechter ex A. Lawalrée, 1943 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Hoffmanniella Vercammen-Grandjean, 1960 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Trombiculidae (Family)

Hoffmanseggia
 Hoffmanseggia Cavanilles, 1798 accepted as Hoffmannseggia Cavanilles, 1798 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
     Hoffmanseggia Kolenati, 1848 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Trichoptera (awaiting allocation) (Family)

Hofmannia
 Hofmannia Pagenstecher, 1900 accepted as Triscaedecia Hampson, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Alucitidae (Family)
 Hofmannia Wocke in Heinemann, 1876 accepted as Kessleria Nowicki, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Yponomeutidae (Family)
     Hofmannia Heister ex Fabricius, 1759 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)

Hogardia
     Hogardia Lepeletier, 1845 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Hogardia Dufour, 1841 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Hoia
     Hoia Avdeev & Kazatchenko, 1986 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Chondracanthidae (Family)
     Hoia Schallreuter, 1986 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)

Holacantha
 Holacantha A. Gray, 1854 accepted as Castela Turpin, 1806 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Simaroubaceae (Family)
 Holacantha Rafinesque, 1815 accepted as Holacanthus Lacepède, 1802 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Pomacanthidae (Family)

Holacanthus
     Holacanthus White, 1853 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Holacanthus Lacepède, 1802 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Pomacanthidae (Family)

Holandriana
     Holandriana Locard, 1889 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Unionoida (Order) > Unionidae (Family)
     Holandriana Bourguignat, 1884 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Amphimelaniidae (Family)

Holascus
     Holascus Schulze, 1886 · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Lyssacinosida (Order) > Euplectellidae (Family)
     Holascus Schulze, 1885 accepted as Holascus Schulze, 1886 (nomen nudum)· Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Lyssacinosida (Order) > Euplectellidae (Family)

Holaspis
     Holaspis Mayr, 1874 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Torymidae (Family)
 Holaspis Lankester, 1873 † accepted as Poraspis Kiaer, 1930 † · Animalia (Kingdom) > Chordata (Phylum) > Pteraspidomorphi (Class) > Cyathaspidiformes (Order) > Cyathaspididae (Family)
     Holaspis Gray, 1863 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Lacertidae (Family)

Holasteropsis
     Holasteropsis Elbert, 1901 accepted as Holasteropsis Elbert, 1901 (nomen nudum)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
 Holasteropsis Elbert, 1902 † accepted as Scagliaster Munier-Chalmas, 1891 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Spatangoida (Order) > Holasteridae (Family)

Holboellia
     Holboellia Wallich, 1824 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Lardizabalaceae (Family)
 Holboellia W.J. Hooker, 1831 accepted as Lopholepis Decaisne, 1839 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Holcaspis
     Holcaspis de Chaudoir, 1865 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Holcaspis Mayr, 1881 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Cynipidae (Family)

Holcobracon
     Holcobracon Cameron, 1905 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Holcobracon Cameron, 1909 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Holcoceroides
 Holcoceroides Sinev, 1986 accepted as Tecmerium Walsingham, 1907 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Blastobasidae (Family)
     Holcoceroides Strand, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Cossidae (Family)

Holcodus
     Holcodus Gibbes, 1850, nom. nud. † accepted as Platecarpus Cope, 1869 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Mosasauridae (Family)
 Holcodus Gibbes, 1850 † accepted as Platecarpus Cope, 1869 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Mosasauridae (Family)

Holcogaster
     Holcogaster Fieber, 1861 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)
 Holcogaster de Chaudoir, 1879 accepted as Glyptogrus Bates, 1881 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Holconotus
 Holconotus Chaudoir, 1876 accepted as Fouquetius Maindron, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Holconotus Schmidt-Goebel, 1846 accepted as Fouquetius Maindron, 1906 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Holconotus Förster, 1862 accepted as Aulonotus Ashmead, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Braconidae (Family)
     Holconotus Fahringer, 1928 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Holconotus Agassiz, 1854 accepted as Amphistichus Agassiz, 1854 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Embiotocidae (Family)

Holcoponera
     Holcoponera Mayr, 1887 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Holcoponera Cameron in Whymper, 1892 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Holcopsis
     Holcopsis J.M.H. Shaw, 2003 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Holcopsis Enderlein, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tabanidae (Family)

Holcorhinus
     Holcorhinus Schönherr, 1823 accepted as Holcorhinus Schönherr, 1826 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Holcorhinus Schönherr, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Holcothyris
     Holcothyris Buckman, 1918 · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Terebratulidae (Family)
 Holcothyris Buckman, 1915 † accepted as Holcothyris Buckman, 1918 · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Postepithyrididae (Family)

Holesthes
 Holesthes Jordan, 1920 accepted as Serrapinnus Malabarba, 1998 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Characiformes (Order) > Characidae (Family)
 Holesthes Eigenmann, 1915 accepted as Odontostilbe Cope, 1870 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Characiformes (Order) > Characidae (Family)

Holia
     Holia Seyrig, 1952 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
     Holia Bradley, 1930 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Phacopida (Order) > Hammatocnemidae (Family)

Hollandella
 Hollandella Gill, 1901 accepted as Lebedodes Holland, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Metarbelidae (Family)
 Hollandella Cachon, 1964 accepted as · Chromista (Kingdom) > Miozoa (Phylum) > Syndiniophyceae (Class) > Ichthyodinida (Order) > Duboscquellaceae (Family)
     Hollandella Page, 1982 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Discosea (Class) > Glycostylida (Order) > Paramoebidae (Family)

Hollandia
     Hollandia Butler, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Hollandia Karsch, 1896 accepted as Lebedodes Holland, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Metarbelidae (Family)

Hollandina
     Hollandina (ex To et al., 1978) Bermudes et al., 1988 · Bacteria (Kingdom) > Spirochaetae (Phylum) > Spirochaetes (Class) > Spirochaetales (Order) > Spirochaetaceae (Family)
     Hollandina Haynes, 1956 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Gavelinellidae (Family)

Hollardia
     Hollardia Poey, 1861 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Tetraodontiformes (Order) > Triacanthodidae (Family)
     Hollardia Alberti, 1964 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Proetida (Order) > Proetida (awaiting allocation) (Family)

Hollardiella
     Hollardiella Drot, 1966(?), nom. nud. † accepted as Hollardiella Drot, 1966 † (nomen nudum)· Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Orthida (Order) > Orthida (awaiting allocation) (Family)
     Hollardiella Drot, 1966 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Orthida (Order) > Orthida (awaiting allocation) (Family)

Hollia
     Hollia Sieber, 1826 (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Dicranales (Order) > Dicnemonaceae (Family)
 Hollia Heynhold, 1846 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
 Hollia Endlicher, 1842 accepted as Pallavicinia S.F. Gray, 1821 · Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Pallaviciniales (Order) > Pallaviciniaceae (Family)

Holmbergia
     Holmbergia Lynch Arribálzaga, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)
     Holmbergia Hicken, 1909 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)

Holmesia
     Holmesia J.G. Agardh, 1890 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Delesseriaceae (Family)
 Holmesia P.J. Cribb, 1977 accepted as Angraecopsis Kraenzlin, 1900 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Holmesia Gray, 1871 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Holmgrenia
 Holmgrenia W.L. Wagner & P.C. Hoch in W.L. Wagner, P.C. Hoch & P.H. Raven, 2007 accepted as Neoholmgrenia W.L. Wagner & P.C. Hoch, 2009 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Onagraceae (Family)
     Holmgrenia Förster, 1868 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Holmgrenia S.O. Lindberg, 1863 (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnobryales (Order) > Hypnaceae (Family)
     Holmgrenia Kriechbaumer, 1877 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Holmia
     Holmia Börner, 1912 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Cyperaceae (Family)
     Holmia Matthew, 1890 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Redlichiida (Order) > Holmiidae (Family)
 Holmia Cobos, 1981 accepted as Neopolycesta Kerremans, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
     Holmia Cobos, 1980 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Holmiella
     Holmiella D. Petrini, G.J. Samuels & E. Müller, 1979 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Patellariales (Order) > Patellariaceae (Family)
 Holmiella zur Strassen, 1972 accepted as Holothrips Karny, 1911 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Thysanoptera (Order) > Phlaeothripidae (Family)
     Holmiella Fritz, 1972 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Redlichiida (Order) > Holmiidae (Family)

Holocanthus
 Holocanthus Gronow in Gray, 1854 accepted as Sphoeroides Anonymous [Lacepède], 1798 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Pomacanthidae (Family)
     Holocanthus Günther, 1854 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
 Holocanthus Gray, 1831 accepted as Holocanthus Gray, 1831 · Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Holocentronotus
 Holocentronotus Gray, 1855 accepted as Heterocentrotus Brandt, 1835 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Echinoida (Order) > Echinometridae (Family)
     Holocentronotus Schwarzhans, 2010 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Holocentriformes (Order) > Holocentridae (Family)

Holocentrus
 Holocentrus Bloch, 1790 accepted as Holocentrus Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Holocentriformes (Order) > Holocentridae (Family)
 Holocentrus Oken, 1816 accepted as Holocentrus Oken, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Holocentriformes (Order) > Holocentridae (Family)
     Holocentrus Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Holocentriformes (Order) > Holocentridae (Family)
 Holocentrus Gronow, 1763 accepted as Holocentrus Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Holocentriformes (Order) > Holocentridae (Family)

Holocephala
 Holocephala accepted as Holcocephala Jaennicke, 1867 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Asilidae (Family)
     Holocephala Fairmaire, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Monotomidae (Family)

Holocephalus
 Holocephalus accepted as Hoplocephalus Wagler, 1830 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Elapidae (Family)
     Holocephalus Hope, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Holocera
     Holocera Felder, 1874 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Saturniidae (Family)
     Holocera de Haan, 1825 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Holochelus
     Holochelus Reitter, 1889 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Holochelus Blanchard, 1851 accepted as Lachnosterna Hope, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Holochilus
     Holochilus Brandt, 1835 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Cricetidae (Family)
     Holochilus Dalzell, 1852 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ebenaceae (Family)

Holocnemis
     Holocnemis Strickland, 1844 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Thamnophilidae (Family)
 Holocnemis Schilling, 1829 accepted as Pteroloma Schönherr in Gyllenhal, 1827 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Agyrtidae (Family)

Holocnemus
     Holocnemus Simon, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Pholcidae (Family)
     Holocnemus Brenske, 1894 accepted as Brenskecnemus Allsopp & Schoolmeesters, 2024 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Holocoelia
     Holocoelia Huggert, 1976 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Platygastridae (Family)
     Holocoelia Steinmann in Toula, 1913 † · Animalia (Kingdom) > Porifera (Phylum) > Calcispongea (Class) > Pharetronida (Order) > Pharetronida (awaiting allocation) (Family)

Holocraspedum
 Holocraspedum Hampson, 1900 accepted as Holocraspedon Hampson, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
     Holocraspedum Cragin, 1893 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Holocynips
     Holocynips Kieffer, 1910 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Cynipidae (Family)
     Holocynips Kieffer, 1916 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Cynipidae (Family)

Holocystis
 Holocystis Hassall ex Wallich, 1876 accepted as · Plantae (Kingdom) > Charophyta (Phylum) > Zygnematophyceae (Class) > Desmidiales (Order) > Desmidiaceae (Family)
     Holocystis Lonsdale, 1849 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Stylinidae (Family)

Holodus
     Holodus Pander, 1858 † accepted as Holodipterus White & Moy-Thomas, 1940 † (junior homonym)· Animalia (Kingdom) > Chordata (Phylum) > Dipnoi (Class) > (Order) > (Family)
     Holodus Agassiz, 1845 accepted as Holodus Agassiz, 1845 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Hologloea
 Hologloea Patouillard, 1900 accepted as Favolaschia (Patouillard) Patouillard in Patouillard & Lagerheim, 1895 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Mycenaceae (Family)
     Hologloea Spencer, 1909 · Animalia (Kingdom) > Ctenophora (Phylum) > Ctenophora (awaiting allocation) (Class) > Ctenophora (awaiting allocation) (Order) > Ctenophora (awaiting allocation) (Family)

Hologlyptus
     Hologlyptus Leconte, 1866 accepted as Ologlyptus Lacordaire in LeConte, 1858 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Hologlyptus Pomel, 1883 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
 Hologlyptus Fairmaire, 1898 accepted as Holozodus Fairmaire, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Hologymnia
     Hologymnia Schoch, 1895 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Hologymnia Nylander, 1900 accepted as Evernia Acharius, 1810 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Parmeliaceae (Family)

Hololepida
     Hololepida Willey, 1905 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Polynoidae (Family)
     Hololepida Moore, 1905 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Polynoidae (Family)

Hololepis
 Hololepis Cope, 1864 accepted as Etheostoma Rafinesque, 1819 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Percidae (Family)
     Hololepis A.P. de Candolle, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Hololepis Putnam, 1863 accepted as Etheostoma Rafinesque, 1819 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Percidae (Family)

Hololoma
     Hololoma Warren, 1893 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Hololoma Bartsch, 1915 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Holometopus
 Holometopus Angelin, 1854 † accepted as Orometopus Brögger, 1898 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Asaphida (Order) > Asaphida (awaiting allocation) (Family)
 Holometopus H. Milne Edwards, 1853 accepted as Chiromantes Gistel, 1848 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Grapsidae (Family)

Holonema
 Holonema J.E. Areschoug, 1855 accepted as Galaxaura J.V.F. Lamouroux, 1812 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Nemaliales (Order) > Galaxauraceae (Family)
     Holonema Newberry, 1890 † · Animalia (Kingdom) > Chordata (Phylum) > Placodermi (Class) > Arthrodira (Order) > Holonematidae (Family)

Holoneura
 Holoneura Kieffer, 1894 accepted as Holoneurus Kieffer, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Cecidomyiidae (Family)
     Holoneura Tetens, 1891 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Psocoptera (Order) > Psocoptera (awaiting allocation) (Family)

Holopedium
 Holopedium Lagerheim, 1893 accepted as Microcrocis P. Richter in F. Hauck & P. Richter, 1892 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Synechococcales (Order) > Merismopediaceae (Family)
     Holopedium Zaddach, 1855 · Animalia (Kingdom) > Arthropoda (Phylum) > Branchiopoda (Class) > Diplostraca (Order) > Holopediidae (Family)

Holopetalichthys
     Holopetalichthys Koenen, 1896 † · Animalia (Kingdom) > Chordata (Phylum) > Placodermi (Class) > (Order) > (Family)
     Holopetalichthys Zhu & Wang, 1996 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Holophoea
     Holophoea Travassos Filho, 1954 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Holophoea Zerny in Wagner, 1912 accepted as Holophaea Hampson, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Holophylla
 Holophylla Burmeister, 1855 accepted as Pseudholophylla Blackburn, 1911 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Holophylla Erichson, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Holopleura
     Holopleura R. Caspary, 1856 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Nymphaeales (Order) > Nymphaeaceae (Family)
     Holopleura Leconte, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Holopleura E. Regel in A.P. Fedtschenko, 1882 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Holopogon
 Holopogon V.L. Komarov & S.A. Nevski in V.L. Komarov, 1935 accepted as Neottia Guettard, 1754 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Holopogon Loew, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Asilidae (Family)

Holops
     Holops Philippi, 1865 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Acroceridae (Family)
     Holops Cope, 1870 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Crocodylia (Order) > Crocodylidae (Family)

Holopterus
 Holopterus Brehm, 1845 accepted as Vanellus Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Charadriidae (Family)
     Holopterus Blanchard in Gay, 1851 accepted as Proholopterus Monné, 2012 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Holopterus Gistel, 1856 accepted as Pocadius Erichson in Germar, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Nitidulidae (Family)

Holoptychus
     Holoptychus Agassiz in Murchison, 1839 † · Animalia (Kingdom) > Chordata (Phylum) > Sarcopterygii (Class) > Porolepiformes (Order) > Holoptychiidae (Family)
     Holoptychus Agassiz, 1837 † accepted as Holoptychus Agassiz, 1837 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Sarcopterygii (Class) > Porolepiformes (Order) > Holoptychiidae (Family)

Holopyga
     Holopyga Dahlbom, 1845 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Chrysididae (Family)
 Holopyga Schoch, 1894 accepted as Hoplopyga Thomson, 1880 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Holoscolex
     Holoscolex Ude, 1905 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Oligochaeta (awaiting allocation) (Order) > Oligochaeta (awaiting allocation) (Family)
     Holoscolex Cognetti, 1904 · Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Haplotaxida (Order) > Glossoscolecidae (Family)

Holosoma
 Holosoma Schulze, 1904 accepted as Bolosoma Ijima, 1904 · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Lyssacinosida (Order) > Euplectellidae (Family)
     Holosoma Semenov, 1889 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Holospira
     Holospira Martens in Albers, 1860 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Urocoptidae (Family)
 Holospira Koken, 1897 † accepted as Haplospira Koken, 1897 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Archaeogastropoda (Order) > Archaeogastropoda (awaiting allocation) (Family)

Holospora
     Holospora (ex Hafkine, 1890) Gromov & Ossipov, 1981 · Bacteria (Kingdom) > Proteobacteria (Phylum) > Alphaproteobacteria (Class) > Rickettsiales (Order) > Holosporaceae (Family)
 Holospora (H. Zschacke) R. Tomaselli & R. Ciferri, 1952 accepted as Polyblastia A. Massalongo, 1852 · Fungi (Kingdom) > Ascomycota (Phylum) > Eurotiomycetes (Class) > Verrucariales (Order) > Verrucariaceae (Family)
 Holospora (ex Hafkine, 1890) Preer & Preer, 1982 accepted as Holospora (ex Hafkine, 1890) Gromov & Ossipov, 1981 · Bacteria (Kingdom) > Proteobacteria (Phylum) > Alphaproteobacteria (Class) > Rickettsiales (Order) > Holosporaceae (Family)

Holosteus
     Holosteus Agassiz, 1841 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Alepisauriformes (Order) > Alepisauriformes (awaiting allocation) (Family)
     Holosteus Agassiz, 1835 † accepted as Holosteus Agassiz, 1841 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Alepisauriformes (Order) > Alepisauriformes (awaiting allocation) (Family)

Holostigma
 Holostigma Spach, 1835 accepted as Camissonia Link, 1818 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Onagraceae (Family)
     Holostigma G. Don, 1834 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Campanulaceae (Family)

Holostoma
     Holostoma Lonsdale in Dixon, 1850 † (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
     Holostoma Nitzsch, 1816 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)
 Holostoma Blainville, 1828 accepted as Strigea Abildgaard, 1790 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Strigeidida (Order) > Strigeidae (Family)

Holostylis
     Holostylis Stebbing, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Cumacea (Order) > Diastylidae (Family)
 Holostylis Duchartre, 1854 accepted as Aristolochia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Piperales (Order) > Aristolochiaceae (Family)

Holosus
 Holosus Fischer von Waldheim, 1829 accepted as Pseudoophonus Motschoulsky, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Holosus Motschoulsky, 1857 accepted as Neolosus Blackwelder, 1942 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Holothuria
     Holothuria Linnaeus, 1767 · Animalia (Kingdom) > Echinodermata (Phylum) > Holothuroidea (Class) > Holothuriida (Order) > Holothuriidae (Family)
 Holothuria Linnaeus, 1758 accepted as Physalia Lamarck, 1801 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Siphonophorae (Order) > Physaliidae (Family)

Holotrachelus
 Holotrachelus Kleine, 1923 accepted as Sennaiella Alonso-Zarazaga, Lyal, Bartolozzi & Sforzi in Alonso-Zarazaga & Lyal, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)
     Holotrachelus Holm, 1898 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Proetida (Order) > Proetida (awaiting allocation) (Family)
 Holotrachelus Kleine, 1922 accepted as Sennaiella Alonso-Zarazaga, Lyal, Bartolozzi & Sforzi in Alonso-Zarazaga & Lyal, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)

Holotrichapion
 Holotrichapion Ehret, 1990 accepted as Holotrichapion Györffy, 1956 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)
 Holotrichapion Wagner, 1932 accepted as Holotrichapion Györffy, 1956 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)
     Holotrichapion Györffy, 1956 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)

Holotrichia
     Holotrichia F. Schmitz, 1897 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Rhodomelaceae (Family)
     Holotrichia Hope, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Holotrochus
     Holotrochus Erichson, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Holotrochus Brenske, 1894 accepted as Shangaia Lucas, 1920 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Holstia
     Holstia Traugott-Olsen, 1995 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Elachistidae (Family)
 Holstia Pax, 1909 accepted as Neoholstia S. Rauschert, 1982 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)
     Holstia O. Hagström, 1906 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Magnoliopsida (awaiting allocation) (Order) > (Family)

Holtedahlina
 Holtedahlina Solle, 1935 † accepted as Holtedahlites Solle, 1936 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Leperditicopida (Order) > Leperditicopida (awaiting allocation) (Family)
     Holtedahlina Foerste, 1924 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Strophomenatida (Order) > Strophomenidae (Family)

Holtenia
 Holtenia Thomson, 1869 accepted as Pheronema Leidy, 1868 · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Amphidiscosida (Order) > Pheronematidae (Family)
 Holtenia Schmidt, 1870 accepted as Vazella Gray, 1870 · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Lyssacinosida (Order) > Rossellidae (Family)

Holttumia
 Holttumia E.B. Copeland, 1941 accepted as Taenitis Willdenow ex Schkuhr, 1805 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Pteridaceae (Family)
     Holttumia Lloyd, 1924 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Xylariales (Order) > Xylariaceae (Family)

Holubia
     Holubia Obenberger, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
     Holubia D. Oliver, 1884 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Pedaliaceae (Family)
 Holubia Á. Löve & D. Löve, 1975 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Gentianaceae (Family)
     Holubia Kloucek, 1934 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Holzneria
     Holzneria Lichtenstein, 1875 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Holzneria F. Speta, 1982 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Plantaginaceae (Family)

Homacanthus
     Homacanthus Agassiz in Murchison & Murchison, 1845 † · Animalia (Kingdom) > Chordata (Phylum) > Acanthodii (Class) > Acanthodii (awaiting allocation) (Order) > Acanthodii (awaiting allocation) (Family)
     Homacanthus Eichwald, 1860 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Homaeolytrus
 Homaeolytrus Gobert, 1874 accepted as Acilius Leach, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dytiscidae (Family)
 Homaeolytrus Seidlitz, 1887 accepted as Acilius Leach, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dytiscidae (Family)

Homaeosoma
     Homaeosoma Austin, 1880 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Homaeosoma Stainton, 1848 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Homala
     Homala Eschscholtz, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Homala Agassiz, 1846 accepted as Omala Schumacher, 1817 (unjustified emendation)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Tellinidae (Family)
 Homala Norman, 1905 accepted as Homola Leach, 1816 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Homolidae (Family)

Homalaspis
 Homalaspis Kiaer, 1932 † accepted as Homalaspidella Strand, 1934 † · Animalia (Kingdom) > Chordata (Phylum) > Pteraspidomorphi (Class) > Cyathaspidiformes (Order) > Cyathaspididae (Family)
     Homalaspis A. Milne-Edwards, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Platyxanthidae (Family)
 Homalaspis Reinhard, 1860 accepted as Homalaspis Reinhard, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Figitidae (Family)
 Homalaspis Brunner von Wattenwyl, 1895 accepted as Homalaspidia Uvarov, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)

Homales
 Homales Kolbe, 1883 accepted as Piazocnemis Lacordaire, 1866 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)
 Homales Kolbe, 1883 [2] accepted as Kolbrentus Alonso-Zarazaga, Lyal, Bartolozzi & Sforzi in Alonso-Zarazaga & Lyal, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)

Homalia
     Homalia Handmann, 1887 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Homalia S.E. Bridel, 1827 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hookeriales (Order) > Daltoniaceae (Family)

Homalinotus
 Homalinotus Schoenherr, 1825 accepted as Homalinotus Schönherr in Sahlberg, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Homalinotus Schönherr in Sahlberg, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Homaliopsis
     Homaliopsis S. Moore, 1920 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Myrtaceae (Family)
 Homaliopsis Dixon & Potier de la Varde, 1928 accepted as · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Isobryales (Order) > Neckeraceae (Family)

Homalirhinus
     Homalirhinus Chevrolat, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Laemophloeidae (Family)
     Homalirhinus Agassiz, 1846 accepted as Homalorhinus Schönherr in Ménétriés, 1832 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Homalium
 Homalium Gemminger & Harold, 1868 accepted as Omalium Gravenhorst, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Homalium Ljungh, 1804 accepted as Omalium Gravenhorst, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Homalium Agassiz, 1846 accepted as Omalium Gravenhorst, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Homalium N.J. Jacquin, 1760 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Salicaceae (Family)

Homalocarpus
 Homalocarpus Schur, 1866 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Ranunculaceae (Family)
     Homalocarpus W.J. Hooker & Arnott, 1833 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Homalocephala
     Homalocephala Zetterstedt, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Otitidae (Family)
 Homalocephala N.L. Britton & J.N. Rose, 1922 accepted as Echinocactus Link & Otto, 1827 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)
 Homalocephala Giglio-Tos, 1893 accepted as Omalocephala Macquart, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Lauxaniidae (Family)
 Homalocephala Amyot & Serville, 1843 accepted as Homalocephala Amyot & Serville, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Homalochilus
     Homalochilus Cossmann, 1892 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Turbinidae (Family)
     Homalochilus Fischer, 1856 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Boidae (Family)
     Homalochilus Blanchard, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Homalodera
 Homalodera Gemminger & Harold, 1868 accepted as Aemalodera Solier in Gay, 1849 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Homalodera Lacordaire, 1854 accepted as Aemalodera Solier in Gay, 1849 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Homalodiscus
     Homalodiscus A.S. Örsted, 1844 · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)
 Homalodiscus Bunge ex Boissier, 1867 accepted as Ochradiscus S. Blanco & C.E. Wetzel, 2016 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Resedaceae (Family)

Homalodora
 Homalodora Motschoulsky in Schrenck, 1860 accepted as Platyphora Gistel, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Homalodora Schrammen, 1910 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Lithistida (Order) > Dorydermatidae (Family)

Homalodotherium
     Homalodotherium Flower, 1873 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Notoungulata (Order) > Homalodotheriidae (Family)
     Homalodotherium Huxley, 1870 † accepted as Homalodotherium Flower, 1873 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Notoungulata (Order) > Homalodotheriidae (Family)

Homalogaster
     Homalogaster Poirier, 1883 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Echinostomida (Order) > Gastrodiscidae (Family)
 Homalogaster Agassiz, 1846 accepted as Omalogaster Macquart, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Homalolachnus
 Homalolachnus LaFerté-Sénectère, 1851 accepted as Hemichlaenius Bates, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Homalolachnus Thomson, 1864 accepted as Tapinolachnus Thomson, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Homalonotus
     Homalonotus König, 1825 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Phacopida (Order) > Homalonotidae (Family)
 Homalonotus Agassiz, 1846 [2] accepted as Homalenotus Koch, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Sclerosomatidae (Family)
     Homalonotus Agassiz, 1846 accepted as Notosomalus Dejean, 1835 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Homalonotus Schönherr, 1836 accepted as Homalinotus Schönherr in Sahlberg, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Homalonotus Fitzinger, 1843 accepted as Ctenophorus Fitzinger, 1843 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Agamidae (Family)
 Homalonotus Schoenherr, 1833 accepted as Homalinotus Schönherr in Sahlberg, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Homalonotus Agassiz, 1846 [3] accepted as Homalinotus Schönherr in Sahlberg, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Homalonotus Dejean, 1835 accepted as Homalinotus Schönherr in Sahlberg, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Homaloplia
     Homaloplia Stephens, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Homaloplia Agassiz, 1846 accepted as Omaloplia Schönherr, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Homalops
 Homalops Motschoulsky, 1850 accepted as Lebia Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Homalops Remelé, 1885 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
 Homalops Burmeister, 1840 accepted as Homalops Burmeister, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)

Homalopsis
     Homalopsis Bleeker, 1860 accepted as Homalopsis Bleeker, 1860 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cyprinodontiformes (Order) > Aplocheilidae (Family)
     Homalopsis Kuhl & Hasselt, 1822 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
     Homalopsis Lesne, 1922 accepted as Homalinota Koch, 1950 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Homalopus
     Homalopus Milne-Edwards, 1870 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Homalopus Chevrolat in Dejean, 1836 accepted as Homalopus Chevrolat, 1837 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Homalopus Solier, 1836 accepted as Pimelia Fabricius, 1775 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Homalopus Chevrolat, 1837 accepted as Cryptocephalus Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Homalorhinus
     Homalorhinus Agassiz, 1846 accepted as Homalirhinus Chevrolat, 1833 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Laemophloeidae (Family)
     Homalorhinus Schönherr in Ménétriés, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Homalosoma
 Homalosoma Brullé, 1834 accepted as Eudromus Klug, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Homalosoma Örsted in Keferstein, 1865 accepted as Golfingia Lankester, 1885 · Animalia (Kingdom) > Sipuncula (Phylum) > Sipuncula (awaiting allocation) (Class) > Golfingiida (Order) > Golfingiidae (Family)
 Homalosoma Agassiz, 1846 accepted as Omalosoma Gory, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Homalosoma Boulenger, 1901 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Balitoridae (Family)
     Homalosoma Wagler, 1830 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)

Homalostoma
     Homalostoma Brauer & Bergenstamm, 1889 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Homalostoma Stscheglejew, 1859 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)

Homalotrichus
 Homalotrichus Chaudoir, 1876 accepted as Omalotrichus La Ferté-Sénectère, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Homalotrichus Solier in Gay, 1849 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Homalus
 Homalus Agassiz, 1846 accepted as Homalus Agassiz, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Homalus Rye, 1878 accepted as Omalus Allard, 1876 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Homapoderus
     Homapoderus Legalov, 2003 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Attelabidae (Family)
     Homapoderus Voss, 1937 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Homarus
     Homarus Weber, 1795 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Nephropidae (Family)
 Homarus Broun, 1881 accepted as Acrantus Broun, 1882 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Homaspis
     Homaspis Förster, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
 Homaspis Skuse, 1888 accepted as Stenophragma Skuse, 1890 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Mycetophilidae (Family)
 Homaspis Kiaer & Heintz, 1935 † accepted as Homalaspidella Strand, 1934 † · Animalia (Kingdom) > Chordata (Phylum) > Pteraspidomorphi (Class) > Cyathaspidiformes (Order) > Cyathaspididae (Family)

Hombronia
 Hombronia Lucas in Hombron & Jaquinot, 1853 accepted as Halicarcinus White, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Hymenosomatidae (Family)
     Hombronia Gaudichaud-Beaupré, 1841 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Pandanales (Order) > Pandanaceae (Family)
     Hombronia Girard, 1857 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Scincidae (Family)

Homelys
     Homelys von Meyer, 1862 † · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Decapoda (awaiting allocation) (Family)
     Homelys Förster, 1868 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Homeopronematus
     Homeopronematus André, 1980 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Tydeidae (Family)
     Homeopronematus André, 1979 accepted as Homeopronematus André, 1980 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Tydeidae (Family)

Homeotydeus
 Homeotydeus André, 1980 accepted as Paralorryia Baker, 1965 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Tydeidae (Family)
     Homeotydeus André, 1979 accepted as Paralorryia Baker, 1965 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Tydeidae (Family)

Homidia
     Homidia Börner, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > Entomobryomorpha (Order) > Entomobryidae (Family)
 Homidia Strand, 1911 accepted as Homidiana Strand, 1914 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Sematuridae (Family)

Homochroa
 Homochroa Spuler in Hofmann-Spuler, 1905 accepted as Omochroa Rambur, 1866 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
     Homochroa Wallengren, 1858 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Eupterotidae (Family)
     Homochroa Hübner, 1825 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)

Homocnemia
     Homocnemia Costa, 1856 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Issidae (Family)
     Homocnemia Miers, 1851 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Menispermaceae (Family)

Homocyrtus
     Homocyrtus Dejean, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Homocyrtus Reitter, 1902 accepted as Homocyrtus Dejean, 1834 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Homodactylus
     Homodactylus Gray, 1864 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Gekkonidae (Family)
     Homodactylus Fitzinger, 1843 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Homodemus
 Homodemus Fieber, 1858 accepted as Homodemus Fieber, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)
 Homodemus De Vis, 1884 accepted as Maccullochella Whitley, 1929 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Percichthyidae (Family)

Homoderma
 Homoderma Lendenfeld, 1885 accepted as Sycon Risso, 1827 · Animalia (Kingdom) > Porifera (Phylum) > Calcarea (Class) > Sycettida (Order) > Syconidae (Family)
     Homoderma Porro, 1841 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Homoeocera
     Homoeocera Felder, 1874 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
 Homoeocera Bezzi in Becker-Kertész, 1907 accepted as Homoeocera Bezzi in Becker-Kertész, 1907 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)

Homoeocerus
 Homoeocerus Kolenati, 1859 accepted as Lype McLachlan, 1878 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Psychomyiidae (Family)
     Homoeocerus Burmeister, 1835 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Homoeocerus Fauvel, 1899 accepted as Moeocerus Fauvel, 1899 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Homoeogenus
     Homoeogenus Waterhouse, 1882 accepted as Krollus Lucas, 1920 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Homoeogenus Waterhouse, 1880 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Psephenidae (Family)

Homoeosoma
 Homoeosoma Austin, 1880 accepted as Catopocerus Motschoulsky, 1869 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Leiodidae (Family)
     Homoeosoma Curtis, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
 Homoeosoma Schultze, 1902 accepted as Homorosoma Frivaldszky, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Homoeothrix
     Homoeothrix Hering, 1944 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tephritidae (Family)
     Homoeothrix (G. Thuret ex E. Bornet & C. Flahault) O. Kirchner in A. Engler & Prantl, 1898 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Oscillatoriales (Order) > Homoeotrichaceae (Family)

Homogaster
 Homogaster Rosa accepted as Hormogaster Rosa, 1887 · Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Haplotaxida (Order) > Hormogastridae (Family)
 Homogaster Provancher, 1877 accepted as Acoptus Leconte, 1876 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Homogramma
     Homogramma Guenée, 1854 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Homogramma Emelyanov, 1975 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Homolepida
 Homolepida Lütken, 1863 accepted as Cyclodomorphus Fitzinger, 1843 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Scincidae (Family)
 Homolepida Peters, 1874 accepted as Homolepida Peters, 1874 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Scincidae (Family)

Homolopsis
     Homolopsis Bell, 1863 † · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Homolidae (Family)
 Homolopsis Bonaparte, 1831 accepted as Homalopsis Kuhl & Hasselt, 1822 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
 Homolopsis A. Milne-Edwards, 1880 accepted as Homologenus A. Milne-Edwards in Henderson, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Homolidae (Family)

Homomorpha
     Homomorpha Y. Xiao & X. Hu in Xiao et al., 1996 † · Plantae (Kingdom) > Acritarcha (Phylum) > (Class) > (Order) > (Family)
 Homomorpha Semenov, 1898 accepted as Oschaninia Semenov, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Oedemeridae (Family)

Homonotus
     Homonotus Dahlbom, 1845 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pompilidae (Family)
 Homonotus Agassiz in Dixon, 1850 † accepted as Homonotichthys Whitley, 1933 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Polymixiiformes (Order) > Polymixiiformes (awaiting allocation) (Family)

Homonychus
 Homonychus Wainstein, 1960 accepted as Oligonychus Berlese, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Tetranychidae (Family)
     Homonychus Burmeister, 1855 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Homopholis
     Homopholis C.E. Hubbard, 1934 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
     Homopholis Boulenger, 1885 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Gekkonidae (Family)

Homophron
 Homophron (Britzelmayr) W.B. Cooke, 1953 accepted as Homophron (M. Britzelmayr) L. Örstadius & E. Larsson in Örstadius, Ryberg & Larsson, 2015 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Psathyrellaceae (Family)
 Homophron Semenov, 1922 accepted as Phromoon Lučnik, 1933 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Homophron Fischer de Waldheim, 1828 accepted as Omophron Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Homophron Rye, 1875 accepted as Omophron Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Homophron (M. Britzelmayr) L. Örstadius & E. Larsson in Örstadius, Ryberg & Larsson, 2015 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Psathyrellaceae (Family)

Homophyla
     Homophyla Förster, 1862 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Homophyla Harold, 1877 accepted as Heikertingerella Csiki, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Homoporus
     Homoporus Thomson, 1878 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)
     Homoporus Thomson, 1890 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)

Homopsis
 Homopsis accepted as Homopus Duméril & Bibron, 1835 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Testudinidae (Family)
     Homopsis Semenov, 1893 accepted as Platyope Fischer de Waldheim, 1820 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Homopterus
 Homopterus Seidlitz, 1890 accepted as Homapterus Fairmaire, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Homopterus Westwood, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Homopus
 Homopus Koch, 1843 accepted as Dermacarus Haller, 1880 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Glycyphagidae (Family)
     Homopus Duméril & Bibron, 1835 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Testudinidae (Family)

Homorhinocenos
     Homorhinocenos Ameghino, 1882 † accepted as Homorhinocenos Ameghino, 1889 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
     Homorhinocenos Ameghino, 1889 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)

Homorhinoceros
     Homorhinoceros Ameghino, 1882 † accepted as Homorhinocenos Ameghino, 1889 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
 Homorhinoceros Ameghino, 1889 † accepted as Homorhinocenos Ameghino, 1889 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)

Homorus
     Homorus Albers, 1850 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Subulinidae (Family)
     Homorus Reichenbach, 1853 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Homorus Förster, 1869 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Homorus Wood, 1986 accepted as Homarus Broun, 1881 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Homostoma
 Homostoma Weinkauff, 1876 † accepted as Homostoma Weinkauff, 1876 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Turridae (Family)
     Homostoma Unnithan, 1965 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Mazocraeidea (Order) > Hexostomatidae (Family)

Homotoma
     Homotoma Guérin-Méneville, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Homotomidae (Family)
 Homotoma Bezzi in Becker-Kertész, 1907 accepted as Homotoma Bezzi in Becker-Kertész, 1907 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
 Homotoma Bellardi, 1875 † accepted as Raphitoma Bellardi, 1847 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Raphitomidae (Family)

Homotropus
     Homotropus Waterhouse, 1878 accepted as Bilobatus Machatschke, 1970 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Homotropus Förster, 1868 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Homoxylon
     Homoxylon Hartig, 1848 † accepted as (nomen dubium)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Pinopsida (awaiting allocation) (Order) > Pinopsida (awaiting allocation) (Family)
 Homoxylon B. Sahni, 1932 † accepted as Sahnioxylon M.N. Bose & S.C.D. Sah, 1955 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Cycadopsida (Class) > Cycadeoideales (Order) > Cycadeoideales (awaiting allocation) (Family)

Homraius
 Homraius Bonaparte, 1854 accepted as Buceros Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Coraciiformes (Order) > Bucerotidae (Family)
     Homraius Bonaparte, 1854, nom. nud. accepted as Buceros Linnaeus, 1758 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Coraciiformes (Order) > Bucerotidae (Family)

Homunculites
     Homunculites Ameghino, 1902 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
     Homunculites Ameghino, 1901 † accepted as Homunculites Ameghino, 1901 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)

Homunculus
     Homunculus Ameghino, 1891, nom. nud. † accepted as Homunculus Ameghino, 1891 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Atelidae (Family)
     Homunculus Ameghino, 1891 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Atelidae (Family)

Honania
     Honania Lee MS. in Lu, Chang, Chu et al., 1965 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
     Honania Young, 1979 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Anapsida (awaiting allocation) (Order) > Anapsida (awaiting allocation) (Family)

Honckenya
 Honckenya C.L. von Willdenow, 1793 accepted as Clappertonia C.F. Meisner, 1837 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
     Honckenya J.F. Ehrhart, 1783 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)

Honeggeriella
     Honeggeriella K.K.S. Matsunaga, R.A. Stockey & A.M.F. Tomescu in Lücking, Hodkinson & Leavitt, 2017 † · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Honeggeriella K.K.S. Matsunaga, R.A. Stockey & A.M.F. Tomescu, 2013 † accepted as Honeggeriella K.K.S. Matsunaga, R.A. Stockey & A.M.F. Tomescu in Lücking, Hodkinson & Leavitt, 2017 † · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Honkenya
 Honkenya J.F. Ehrhart, 1788 accepted as Honckenya J.F. Ehrhart, 1783 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)
 Honkenya Willdenow ex Cothenius, 1790 accepted as Clappertonia C.F. Meisner, 1837 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)

Hoodia
     Hoodia Sweet ex Decaisne in Alph. de Candolle, 1844 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
 Hoodia Karny, 1910 accepted as Liothrips Uzel, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Thysanoptera (Order) > Phlaeothripidae (Family)

Hoogstraalia
     Hoogstraalia Traub, 1951 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Siphonaptera (Order) > Pygiopsyllidae (Family)
 Hoogstraalia Dias, 1963 † accepted as Amblyomma Koch, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Ixodida (Order) > Ixodidae (Family)

Hookera
 Hookera I. Hagen, 1910 accepted as Hookeria J.E. Smith in J.E. Smith & J. Sowerby, 1808 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hookeriales (Order) > Hookeriaceae (Family)
 Hookera R.A. Salisbury, 1808 accepted as Brodiaea J.E. Smith, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Asparagaceae (Family)

Hookerella
     Hookerella Gray, 1870 · Animalia (Kingdom) > Cnidaria (Phylum) > Octocorallia (Class) > (Order) > (Family)
 Hookerella Van Tieghem, 1895 accepted as Muellerina Van Tieghem, 1895 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Loranthaceae (Family)

Hookeria
     Hookeria J.E. Smith in J.E. Smith & J. Sowerby, 1808 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hookeriales (Order) > Hookeriaceae (Family)
 Hookeria Schwägrichen, 1816 accepted as · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Splachnales (Order) > Splachnaceae (Family)
 Hookeria Dahlbom, 1857 accepted as Hockeria Laporte in Walker, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)

Hooleya
     Hooleya Cockerell, 1922 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Achilidae (Family)
     Hooleya E.M. Reid & M.E.J. Chandler, 1926 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fagales (Order) > Juglandaceae (Family)

Hoolock
     Hoolock Haimoff, Gittins, Whitten & Chivers, 1984 accepted as Hoolock Mootnick & Groves, 2005 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Hylobatidae (Family)
     Hoolock Mootnick & Groves, 2005 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Hylobatidae (Family)

Hooperella
     Hooperella Clark, 1994 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Hooperellidae (Family)
     Hooperella Vercammen-Grandjean, 1967 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Trombiculidae (Family)

Hooperia
     Hooperia Morrow in Morrow et al., 2019 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Poecilosclerida (Order) > Hymedesmiidae (Family)
 Hooperia J.G. Agardh, 1896 accepted as Lomentaria Lyngbye, 1819 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Rhodymeniales (Order) > Lomentariaceae (Family)

Hopatrum
 Hopatrum Blackburn, 1907 accepted as Gonocephalum Solier, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Hopatrum Agassiz, 1846 accepted as Opatrum Fabricius, 1775 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Hopea
     Hopea Roxburgh, 1811 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Dipterocarpaceae (Family)
 Hopea Garden ex Linnaeus, 1767 accepted as Symplocos N.J. Jacquin, 1760 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Symplocaceae (Family)

Hopkinsia
 Hopkinsia MacFarland, 1905 accepted as Okenia Menke, 1830 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Nudibranchia (Order) > Goniodorididae (Family)
     Hopkinsia W.V. Fitzgerald, 1904 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Restionaceae (Family)

Hopkinsiella
     Hopkinsiella Clay & Meinertzhagen, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phthiraptera (Order) > Philopteridae (Family)
 Hopkinsiella Baba, 1938 accepted as Okenia Menke, 1830 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Nudibranchia (Order) > Goniodorididae (Family)

Hopkirkia
 Hopkirkia A.P. de Candolle, 1836 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Hopkirkia K.P.J. Sprengel, 1818 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Hopliatus
 Hopliatus Sturm, 1843 accepted as Haliplus Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Haliplidae (Family)
 Hopliatus Rafinesque, 1815 accepted as Hoplia Illiger, 1803 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Hoplisa
     Hoplisa Brauer & Bergenstamm, 1889 accepted as Oplisa Rondani, 1862 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Rhinophoridae (Family)
     Hoplisa Snellen, 1899 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Crambidae (Family)

Hoplismenus
     Hoplismenus Gravenhorst, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
 Hoplismenus J.C. Hasskarl, 1844 accepted as Oplismenus Palisot de Beauvois, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Hoplitella
     Hoplitella Cockerell, 1910 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Hoplitella Levinsen, 1909 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Candidae (Family)

Hoplites
 Hoplites Agassiz, 1846 accepted as Micropterus Lacepède, 1802 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Centrarchidae (Family)
     Hoplites Neumayr, 1875 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Hoplitidae (Family)
 Hoplites Theobald, 1864 accepted as Hoplites Theobald, 1864 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Limacidae (Family)
 Hoplites Koch, 1869 accepted as Astrobunus Thorell, 1876 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Sclerosomatidae (Family)
 Hoplites Philippi, 1857 accepted as Gennadas Spence Bate, 1881 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Benthesicymidae (Family)
 Hoplites Agassiz, 1846 [2] accepted as Harpyia Ochsenheimer, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Notodontidae (Family)
 Hoplites Dejean, 1833 accepted as Enema Hope, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Hoplites Kinel, 1930 accepted as Haliplus Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Haliplidae (Family)
 Hoplites Eggers, 1923 accepted as Hoplitontus Wood, 1961 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Hoplitina
     Hoplitina Cockerell, 1913 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Hoplitina Gaede in Seitz, 1930 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Hoplitis
     Hoplitis Berlese, 1916 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
 Hoplitis Hübner, 1819 accepted as Harpyia Ochsenheimer, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Notodontidae (Family)
     Hoplitis Klug, 1807 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Megachilidae (Family)

Hoplitosaurus
     Hoplitosaurus Lucas, 1902 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Ornithischia (Order) > Nodosauridae (Family)
     Hoplitosaurus von Huene, 1942 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Hoplitus
 Hoplitus accepted as Hoplitis Klug, 1807 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Megachilidae (Family)
 Hoplitus Schellenberg, 1806 accepted as Haliplus Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Haliplidae (Family)

Hoplobrachium
     Hoplobrachium Boheman, 1857 accepted as Haplobrachium Boheman, 1857 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Hoplobrachium Fairmaire, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Hoplocephalus
 Hoplocephalus Agassiz, 1846 accepted as Notechis Boulenger, 1896 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Elapidae (Family)
 Hoplocephalus Linstow, 1898 accepted as Linstowinema Smales, 1997 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Schneidernematidae (Family)
     Hoplocephalus Wagler, 1830 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Elapidae (Family)

Hoplochaeta
     Hoplochaeta Beddard, 1890 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Haplotaxida (Order) > Octochaetidae (Family)
 Hoplochaeta Shiraki, 1933 accepted as Hoplochaeta Shiraki, 1933 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tephritidae (Family)

Hoplocnemus
 Hoplocnemus Agassiz, 1846 accepted as Acicnemis Fairmaire, 1849 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Hoplocnemus Blanchard, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Hoplodactylus
 Hoplodactylus Tschitscherine, 1893 accepted as Aphaonus Reitter, 1887 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
 Hoplodactylus Agassiz, 1845 accepted as Hoplodactylus Agassiz, 1845 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
 Hoplodactylus de Chaudoir, 1878 accepted as Hoplodactylella Strand, 1936 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Hoplodactylus Fitzinger, 1843 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Diplodactylidae (Family)

Hoploderes
     Hoploderes Audinet-Serville, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Hoploderes Agassiz, 1846 accepted as Hoplideres Audinet-Serville, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Hoploderma
 Hoploderma Michael, 1898 accepted as Phthiracarus Perty, 1841 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Phthiracaridae (Family)
     Hoploderma Cohn, 1903 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)

Hoplogaster
 Hoplogaster Kolbe, 1894 accepted as Aphelogaster Kolbe, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Hoplogaster Chaudoir, 1879 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Hoplogaster Rondani, 1871 accepted as Oplogaster Rondani, 1856 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tephritidae (Family)

Hoplogenius
     Hoplogenius Stål, 1872 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Hoplogenius La Ferté-Sénectère, 1851 accepted as Eccoptomenus de Chaudoir, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Hoplognathus
 Hoplognathus de Chaudoir, 1848 accepted as Pseudozaena Laporte, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Hoplognathus Burmeister, 1844 accepted as Oplognathus Macleay, 1819 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Hoplognathus Agassiz, 1846 accepted as Oplegnathus Richardson, 1840 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Oplegnathidae (Family)

Hoplolaelaps
 Hoplolaelaps Berlese, 1903 accepted as Pseudoparasitus Oudemans, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Mesostigmata (Order) > Laelapidae (Family)
 Hoplolaelaps Berlese, 1910 accepted as Pseudolaelaps Berlese, 1917 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Mesostigmata (Order) > Laelapidae (Family)

Hoplolopha
 Hoplolopha Bezzi, 1920 accepted as Hoplolophomyia Bezzi, 1926 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tephritidae (Family)
     Hoplolopha Stål, 1876 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)

Hoplomachus
 Hoplomachus Guţu, 2002 accepted as Hoplopolemius Sganga & Roccatagliata, 2016 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Tanaidacea (Order) > Metapseudidae (Family)
     Hoplomachus Fieber, 1858 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)

Hoplomerus
 Hoplomerus Agassiz, 1846 [2] accepted as Oplomerus Dejean, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
 Hoplomerus Wagner, 1942 accepted as Microplontus Wagner, 1944 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Hoplomerus Agassiz, 1846 accepted as Odynerus Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Vespidae (Family)

Hoplonannus
 Hoplonannus Fairmaire, 1899 accepted as Auxa Pascoe, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Hoplonannus McAtee & Malloch, 1925 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Hoplonotus
 Hoplonotus Guichenot, 1867 accepted as Pterygotrigla Waite, 1899 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Triglidae (Family)
     Hoplonotus Blanchard in Gay, 1851 accepted as Neohoplonotus Monné, 2005 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Hoplonotus Schmidt-Goebel, 1846 accepted as Aleochara Gravenhorst, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Hoplonyx
 Hoplonyx G.O. Sars, 1891 accepted as Tmetonyx Stebbing, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Lysianassidae (Family)
     Hoplonyx Thomson, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Hoplopactus
 Hoplopactus Chevrolat, 1879 accepted as Hoplopactus Jekel, 1875 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Hoplopactus Jekel, 1875 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Hoplophora
 Hoplophora Agassiz, 1846 accepted as Hopliphora Lepeletier de St. Fargeau, 1841 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Apidae (Family)
 Hoplophora Perty, 1833 accepted as Chaeteessa Burmeister, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mantodea (Order) > Chaeteessidae (Family)
     Hoplophora Germar, 1833 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Hoplophora Koch, 1835 accepted as Phthiracarus Perty, 1841 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Phthiracaridae (Family)
 Hoplophora Agassiz, 1846 [2] accepted as Anoplophora Hope, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Hoplophorus
     Hoplophorus Agassiz, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Oplophoridae (Family)
     Hoplophorus Lund, 1838 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cingulata (Order) > Glyptodontidae (Family)

Hoplopteryx
 Hoplopteryx Agassiz, 1838 † accepted as Hoplopteryx Agassiz, 1838 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Beryciformes (Order) > Trachichthyidae (Family)
     Hoplopteryx Westwood, 1841 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Hoplopus
     Hoplopus Canestrini & Fanzago, 1877 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Caeculidae (Family)
 Hoplopus Agassiz, 1846 accepted as Odynerus Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Vespidae (Family)
     Hoplopus Laporte, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Hoplorhynchus
 Hoplorhynchus Andrassy, 1985 accepted as Pratylenchoides Winslow, 1958 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Panagrolaimida (Order) > Merliniidae (Family)
     Hoplorhynchus Carus in Carus & Gerstaecker, 1863 · Chromista (Kingdom) > Miozoa (Phylum) > Gregarinomorphea (Class) > Arthrogregarida (Order) > Actinocephalidae (Family)

Hoplosaurus
 Hoplosaurus Lydekker, 1890 † accepted as Hoplosaurus Lydekker, 1890 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Saurischia (Order) > Brachiosauridae (Family)
     Hoplosaurus Seeley, 1881 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Hoploscelis
 Hoploscelis Audinet-Serville, 1832 accepted as Cantharocnemis Audinet-Serville, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Hoploscelis Burmeister, 1844 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Hoploscelis Dejean, 1836 accepted as Hoploscelis Dejean, 1836 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Hoplosia
 Hoplosia Fairmaire, 1864 accepted as Oplosia Mulsant, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Hoplosia Gemminger & Harold, 1873 accepted as Oplosia Mulsant, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Hoplosoma
 Hoplosoma Baly, 1889 accepted as Hoplasoma Jacoby, 1884 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Hoplosoma Agassiz, 1904 accepted as Hapalosoma Mortensen, 1903 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Echinothurioida (Order) > Echinothuriidae (Family)
 Hoplosoma Motschoulsky in Schrenck, 1860 accepted as Chrysolina Motschoulsky in Schrenck, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Hoplosoma Agassiz, 1846 accepted as Corydoras Lacepède, 1803 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Callichthyidae (Family)

Hoplosternus
 Hoplosternus Agassiz, 1846 accepted as Hoplosternus Agassiz, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Hoplosternus Guerin-Meneville, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Hoplothrix
     Hoplothrix Gahan, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Hoplothrix Breuning, 1936 accepted as Haplothrix Gahan, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Hoplotoma
 Hoplotoma Péringuey, 1874 accepted as Phytoecia Mulsant, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Hoplotoma Perez Arcas, 1874 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Hoppea
     Hoppea Willdenow, 1801 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Gentianaceae (Family)
 Hoppea H.G.L. Reichenbach, 1824 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Horaia
     Horaia Tonnoir, 1930 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Blephariceridae (Family)
     Horaia Nakamura, 1973 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Notodontidae (Family)
     Horaia Tsuneki, 1993 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Mutillidae (Family)
     Horaia Chûjô, 1935 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Horakia
 Horakia F. Oberwinkler, 1976 accepted as Verrucospora E. Horak, 1967 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricaceae (Family)
     Horakia Jelinek, 2000 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Nitidulidae (Family)

Horakiella
     Horakiella M.A. Castellano & J.M. Trappe, 1992 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Boletales (Order) > Sclerodermataceae (Family)
 Horakiella Bocakova, 2006 accepted as Atamania Kazantzev, 2004 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lycidae (Family)

Hordelymus
     Hordelymus (Jessen) Harz, 1885 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Hordelymus Bachtj & Darevsk, 1950 accepted as Elyhordeum Mansfeld ex N.V. Zizin & K.A. Petrowa, 1955 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Horea
 Horea Harvey, 1855 accepted as Hymenocladia J.G. Agardh, 1852 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Rhodymeniales (Order) > Rhodymeniaceae (Family)
     Horea Smith, 1889 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Pleuroceridae (Family)
     Horea Bourguignat, 1888 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Horeites
     Horeites Hodgson, 1844 accepted as Horeites Hodgson, 1844 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Horeites Hodgson, 1845 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Horia
     Horia Kano, Field & Shinonaga, 1967 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Horia Fabricius, 1787 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Meloidae (Family)

Horiopleura
     Horiopleura Douvillè, 1889 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Hippuritida (Order) > Hippuritida (awaiting allocation) (Family)
     Horiopleura Delage & Hérouard, 1903 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)

Hormetica
 Hormetica Brunner von Wattenwyl, 1865 accepted as Hormetica Burmeister, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Blaberidae (Family)
     Hormetica Burmeister, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Blaberidae (Family)

Hormidium
 Hormidium Kützing, 1843 accepted as · Plantae (Kingdom) > Chlorophyta (Phylum) > Trebouxiophyceae (Class) > Prasiolales (Order) > Prasiolaceae (Family)
 Hormidium (Lindley) G. Heynhold, 1841 accepted as Encyclia W.J. Hooker, 1828 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

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

Hormoceras
 Hormoceras Kützing, 1841 accepted as Ceramium Roth, 1797 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Ceramiaceae (Family)
 Hormoceras Agassiz, 1846 † accepted as Hormoceras Agassiz, 1846 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Actinocerida (Order) > Ormoceratidae (Family)

Hormocerus
     Hormocerus Kolenati, 1859 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Trichoptera (awaiting allocation) (Family)
 Hormocerus Agassiz, 1846 accepted as Hormocerus Agassiz, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)
     Hormocerus Schönherr, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brentidae (Family)

Hormococcus
 Hormococcus R. Chodat, 1902 accepted as Klebsormidium P.C. Silva, K. Mattox & W. Blackwell, 1972 · Plantae (Kingdom) > Charophyta (Phylum) > Klebsormidiophyceae (Class) > Klebsormidiales (Order) > Klebsormidiaceae (Family)
     Hormococcus Preuss, 1852 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Hormococcus Robak, 1956 accepted as Sirococcus Preuss, 1855 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Diaporthales (Order) > Diaporthales incertae sedis (Family)

Hormodochium
 Hormodochium (P.A. Saccardo) Trotter in P.A. Saccardo, 1931 accepted as Trullula Cesati, 1852 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Hormodochium (Saccardo) Trotter, 1921 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycetes (Class) > Ascomycetes incertae sedis (Order) > Ascomycetes incertae sedis (Family)

Hormopeza
     Hormopeza Zetterstedt, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Empididae (Family)
     Hormopeza Zetterstedt, 1837 accepted as Hormopeza Zetterstedt, 1838 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Empididae (Family)

Hormophora
     Hormophora J.G. Agardh, 1892 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gigartinales (Order) > Kallymeniaceae (Family)
 Hormophora A. Jurilj, 1957 accepted as · Chromista (Kingdom) > Bacillariophyta (Phylum) > (Class) > Bacillariophyta (awaiting allocation) (Order) > (Family)

Hormospora
 Hormospora Brébisson, 1839 accepted as · Plantae (Kingdom) > Chlorophyta (Phylum) > Ulvophyceae (Class) > Ulotrichales (Order) > Ulotrichaceae (Family)
 Hormospora De Notaris, 1844 accepted as Bombardioidea C. Moreau ex N. Lundqvist, 1972 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Sordariales (Order) > Lasiosphaeriaceae (Family)

Hormotheca
 Hormotheca A. Borzì, 1885 accepted as · Chromista (Kingdom) > Ochrophyta (Phylum) > Xanthophyceae (Class) > Tribonematales (Order) > Xanthonemataceae (Family)
 Hormotheca Bonorden, 1864 accepted as Coleroa Rabenhorst, 1850 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Venturiales (Order) > Venturiaceae (Family)

Hornea
     Hornea J.G. Baker, 1877 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Sapindaceae (Family)
 Hornea Kidston & Lang, 1920 † accepted as Horneophyton E.S. Barghoorn & W.C. Darrah, 1938 † · Plantae (Kingdom) > Horneophyta (Phylum) > Horneophytopsida (Class) > Horneophytales (Order) > Horneophytaceae (Family)
     Hornea Lucas & Frost, 1896 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Elapidae (Family)

Hornellia
 Hornellia Subrahmanyan, 1954 accepted as Chattonella B. Biecheler, 1936 · Chromista (Kingdom) > Ochrophyta (Phylum) > Raphidophyceae (Class) > Chattonellales (Order) > Vacuolariaceae (Family)
     Hornellia Walker in Herdman, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Hornelliidae (Family)

Hornemannia
 Hornemannia M. Vahl, 1810 accepted as Vaccinium Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)
 Hornemannia Bentham in Alph. de Candolle, 1846 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Scrophulariaceae (Family)
     Hornemannia Willdenow, 1809 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Scrophulariaceae (Family)

Hornera
     Hornera Lamouroux, 1821 · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cyclostomatida (Order) > Horneridae (Family)
 Hornera Junghuhn, 1840 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Laurales (Order) > Lauraceae (Family)
     Hornera Necker ex A.L. Jussieu in F. Cuvier, 1821 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Hornia
     Hornia Riley, 1878 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Meloidae (Family)
 Hornia Raffray, 1901 accepted as Horniella Raffray, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Hornia Zhang, Sun & Zhang, 1994 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Hornibius
 Hornibius Fairmaire, 1891 accepted as Hornius Fairmaire, 1885 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Hornibius Fairmaire, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Horniella
 Horniella accepted as Hornellia Walker in Herdman, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Melphidippidae (Family)
 Horniella I.M. Schaikin, 1966 † accepted as Altochara L.Y. Saidakovsky, 1968 † · Plantae (Kingdom) > Charophyta (Phylum) > Charophyceae (Class) > Charales (Order) > Porocharaceae (Family)
     Horniella Poppius, 1910 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Horniella Raffray, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Horniella A. Traverse, 1955 † · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)

Hornius
 Hornius Fairmaire, 1885 accepted as Hornibius Fairmaire, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Hornius Navás, 1922 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Neuroptera (awaiting allocation) (Family)

Hornschuchia
 Hornschuchia Blume, 1823 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Clusiaceae (Family)
 Hornschuchia K.P.J. Sprengel, 1822 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Sapotaceae (Family)
     Hornschuchia C.G.D. Nees, 1821 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Magnoliales (Order) > Annonaceae (Family)

Hornungia
     Hornungia Bernhardi, 1840 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
     Hornungia H.G.L. Reichenbach, 1837-1838 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Horornis
     Horornis Hodgson, 1845 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Horornis Hodgson, 1844 accepted as Horornis Hodgson, 1844 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Horridonia
     Horridonia Waterhouse, 1969 † accepted as Horridonia Waterhouse, 1969 † (nomen nudum)· Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Articulata (awaiting allocation) (Family)
     Horridonia Chao, 1927 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Dictyoclostidae (Family)

Horsfieldia
 Horsfieldia Chifflot, 1909 accepted as Monophyllaea R. Brown, 1839 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)
     Horsfieldia Riley, 1922 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)
     Horsfieldia Willdenow, 1806 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Magnoliales (Order) > Myristicaceae (Family)
 Horsfieldia Blume, 1828 accepted as Harmsiopanax Warburg in Engler & Prantl, 1897 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Araliaceae (Family)

Horstia
 Horstia J. Sieminska & B. Kwiecinska, 2002 † accepted as Paleohorstia S. Blanco & C.E. Wetzel, 2016 † · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > Naviculales (Order) > Naviculaceae (Family)
     Horstia Oudemans, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Acaridae (Family)
 Horstia Deland, Cameron, Rao, Ritter & Bullock, 2010 accepted as Brachyhorstia Ceccolini & Cianferoni, 2021 · Animalia (Kingdom) > Hemichordata (Phylum) > Enteropneusta (Class) > (Order) > Harrimaniidae (Family)

Hortensia
     Hortensia Metcalf & Bruner, 1937 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)
 Hortensia Commerson ex A.L. Jussieu, 1789 accepted as Hydrangea Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cornales (Order) > Hydrangeaceae (Family)

Hortia
     Hortia Lozouet, 1999 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Pyramimitridae (Family)
     Hortia Vandelli, 1788 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)

Horticola
     Horticola Blyth, 1833 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Horticola Lindemann, 1865 accepted as Byturus Latreille, 1796 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Byturidae (Family)

Hortonia
 Hortonia Wells & Wellington, 1985 accepted as Egernia Gray, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Scincidae (Family)
     Hortonia R. Wight in Arnott, 1838 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Laurales (Order) > Monimiaceae (Family)

Hortulanus
     Hortulanus Bonaparte in Parzudaki, 1856 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Hortulanus Bonaparte, 1853 accepted as Hortulanus Bonaparte, 1853 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Hortulanus Vieillot, 1807 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)

Horvathiella
     Horvathiella Matsumura, 1914 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Horvathiella Lallemand, 1939 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cercopidae (Family)
     Horvathiella Poppius, 1912 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Hosea
 Hosea Gray, 1866 accepted as Anthenea Gray, 1840 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Valvatida (Order) > Oreasteridae (Family)
     Hosea Ridley, 1908 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)

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

Hospes
     Hospes Jordan, 1894 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Hospes Stubblefield & Bulman, 1927 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Conocoryphidae (Family)

Hosseusia
     Hosseusia Prout, 1931 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Hosseusia V. Köfaragó-Gyelnik, 1940 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Peltigerales (Order) > Pannariaceae (Family)

Hosta
     Hosta Trattinnick, 1812 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Asparagaceae (Family)
 Hosta N.J. Jacquin, 1797 accepted as Cornutia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)

Hostia
 Hostia Trewavas, 1962 accepted as Pseudotolithus Bleeker, 1863 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Sciaenidae (Family)
     Hostia Moench, 1802 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Hourcquia
     Hourcquia Collignon, 1965 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)
 Hourcquia Krömmelbein, 1965 † accepted as Hourcqia Krömmelbein, 1965 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Alloiocyprideidae (Family)

Houstonia
     Houstonia Boucek, 1988 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eurytomidae (Family)
     Houstonia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Houttea
 Houttea Decaisne, 1848 accepted as Vanhouttea Lemaire, 1845 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)
 Houttea G. Heynhold, 1846 accepted as Vanhouttea Lemaire, 1845 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)

Houttuynia
 Houttuynia Houttuyn, 1780 accepted as Houttuynia Houttuyn, 1780 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Iridaceae (Family)
     Houttuynia Thunberg, 1783 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Piperales (Order) > Saururaceae (Family)
     Houttuynia Fuhrmann, 1920 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Davaineidae (Family)

Hovademus
     Hovademus Ardoin, 1974 accepted as Hovademus Iwan, 1996 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Hovademus Iwan, 1996 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Hovorkonema
 Hovorkonema Turemuratov, 1963 accepted as Cyathostoma Blanchard, 1849 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Syngamidae (Family)
     Hovorkonema Jurasek, 1977 † · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Aproctidae (Family)

Howardia
     Howardia Harrison & Walker, 1976 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Anseriformes (Order) > Anseriformes (awaiting allocation) (Family)
     Howardia Berlese & Leonardi, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Diaspididae (Family)
     Howardia Theobald, 1902 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Culicidae (Family)
     Howardia Dalla Torre, 1897 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Howardia Klotzsch, 1859 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Piperales (Order) > Aristolochiaceae (Family)
 Howardia H.A. Weddell, 1854 accepted as Pogonopus Klotzsch, 1853 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Howdenia
     Howdenia Wittmer, 1976 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Howdenia Arnaud, 1988 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Howea
     Howea Olliff, 1889 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Howea Beccari, 1877 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Arecales (Order) > Arecaceae (Family)

Howella
     Howella Ogilby, 1899 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Howellidae (Family)
 Howella Puri, 1956 † accepted as Henryhowella Puri, 1957 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Trachyleberididae (Family)
     Howella C.W. Schneider, T.R. Popolizio, L.G.K. Kraft & G.W. Saunders, 2019 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Halymeniales (Order) > Halymeniaceae (Family)

Howellia
 Howellia Clench & Aguayo, 1941 accepted as Calliotectum Dall, 1890 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Volutidae (Family)
     Howellia A. Gray, 1879 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Campanulaceae (Family)

Howellites
     Howellites Bancroft, 1945 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Orthida (Order) > Dalmanellidae (Family)
     Howellites Bock, 1953 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)

Howittia
     Howittia F. von Mueller, 1855 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
     Howittia Talent, 1956 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Spiriferidae (Family)

Hoylea
 Hoylea Rochebrune, 1885 accepted as Eledone Leach, 1817 · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Octopoda (Order) > Octopodidae (Family)
 Hoylea Kobelt, 1901 accepted as Hoylea Kobelt, 1901 · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Teuthoidea (Order) > Histioteuthidae (Family)

Hsiungia
     Hsiungia Imai, 1988 · Chromista (Kingdom) > Ciliophora (Phylum) > Prostomatea (Class) > Prostomatida (Order) > Buetschliidae (Family)
     Hsiungia K'ung & Yang, 1964 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Strongylidae (Family)

Hua
     Hua Chen, 1943 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Semisulcospiridae (Family)
     Hua Pierre ex E. De Wildeman, 1906 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Oxalidales (Order) > Huaceae (Family)

Huainania
     Huainania Wang et al., 1984 † accepted as Ellipsophysa W.-W. Zheng in Yang et al., 1980 † (nomen nudum)· Plantae (Kingdom) > Algae incertae sedis (Phylum) > Chuariaphyceae (Class) > Chuariales (Order) > Ellipsophysaceae (Family)
     Huainania Qiu, 1983 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Ptychopariida (awaiting allocation) (Family)

Hualpenia
     Hualpenia Mundaca, Parra & Vargas, 2013 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Gracillariidae (Family)
 Hualpenia Franz, 1996 accepted as Lethenomus Raffray, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Huanaca
     Huanaca Cavanilles, 1800 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
 Huanaca Rafinesque, 1838 accepted as Dunalia Kunth in Humboldt, Bonpland & Kunth, 1818 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Solanaceae (Family)

Huanghoceras
     Huanghoceras Wang, 1922 † accepted as Huanghoceras Wang, 1922 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Huanghoceras Yin, 1933 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Huarpea
     Huarpea Cabrera, 1951 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Huarpea Pate, 1947 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Huasteca
     Huasteca Pons, Vicens, Oviedo, Aguilar, García-Barrera & Alencáster, 2013 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Hippuritida (Order) > Radiolitidae (Family)
     Huasteca Cruz-López & Francke, 2015 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Stygnopsidae (Family)

Hubbardia
     Hubbardia Cook, 1899 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Schizomida (Order) > Hubbardiidae (Family)
     Hubbardia Bor, 1951 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Huberia
     Huberia Forel, 1890 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Formicidae (Family)
     Huberia Ducke, 1907 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Scoliidae (Family)
     Huberia A.P. de Candolle, 1828 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Melastomataceae (Family)

Hubertia
     Hubertia Robineau-Desvoidy, 1863 accepted as Bessa Robineau-Desvoidy, 1863 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Hubertia Bory de St.-Vincent, 1804 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Hubertia Georgesco, 1977 accepted as Hubertella Platnick, 1989 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Linyphiidae (Family)

Hudlestonia
     Hudlestonia Cossmann, 1892 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Rissoidae (Family)
     Hudlestonia Buckman, 1891 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)

Hudsonella
     Hudsonella Yin & Fürsich, 1991 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)
     Hudsonella Turnsek, 1966 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Axinellida (Order) > Axinellida (awaiting allocation) (Family)
 Hudsonella Zacharias & Calman in Zacharias, 1893 accepted as Gastropus Imhof, 1898 · Animalia (Kingdom) > Rotifera (Phylum) > Monogononta (Class) > Ploima (Order) > Gastropodidae (Family)

Hudsonia
 Hudsonia A. Robinson ex Lunan, 1814 accepted as Terminalia Linnaeus, 1767 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Combretaceae (Family)
     Hudsonia Linnaeus, 1767 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Cistaceae (Family)
     Hudsonia Hood, 1893 (uncertain)· Animalia (Kingdom) > Rotifera (Phylum) > Monogononta (Class) > Ploima (Order) > Gastropodidae (Family)
 Hudsonia Edwards, 1923 accepted as Brevicera Miller, 1945 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tipulidae (Family)
     Hudsonia Leroux, 1940 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Strongylidae (Family)
 Hudsonia Campbell, 1975 accepted as Allosteganoderma Campbell, 1983 † · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Plagiorchiida (Order) > Zoogonidae (Family)

Hudsonoceras
     Hudsonoceras Moore, 1946 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Goniatitida (Order) > Goniatitidae (Family)
 Hudsonoceras Flower, 1955 † accepted as Emmonsoceras Flower, 1958 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Endocerida (Order) > Emmonsoceratidae (Family)

Huebneria
 Huebneria Schlechter, 1925 accepted as Orleanesia Barbosa Rodrigues, 1877 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Huebneria Marschall, 1873 accepted as Hubneria Robineau-Desvoidy, 1848 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Huebneria H.G.L. Reichenbach, 1841 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Clusiaceae (Family)

Huegelia
     Huegelia H.G.L. Reichenbach, 1829 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
 Huegelia R. Brown ex Endlicher, 1840 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)

Huetia
 Huetia Forcart, 1942 accepted as Calcochloris Mivart, 1867 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Afrosoricida (Order) > Chrysochloridae (Family)
     Huetia Boissier, 1856 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)

Hueylihara
     Hueylihara Hort., 1971 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Hueylihara L.A. Garay, 1972 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Hughesiella
 Hughesiella Fain, 1965 accepted as Pyroglyphus Cunliffe, 1958 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Pyroglyphidae (Family)
 Hughesiella Batista & A.F. Vital, 1956 accepted as Chalara (Corda) Rabenhorst, 1844 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Hamatocanthoscyphaceae (Family)

Hugonia
 Hugonia Alphéraky, 1908 accepted as Scythocentropus Speiser, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Hugonia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Linaceae (Family)

Hugueninia
     Hugueninia J.L. Bezerra & T.T. Barros, 1970 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Microthyriales (Order) > Microthyriaceae (Family)
 Hugueninia H.G.L. Reichenbach, 1832 accepted as Descurainia P.B. Webb & Berthelot, 1836 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Huia
     Huia B.-Y. Geng, 1985 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Rhyniopsida (Class) > Rhyniales (Order) > Taeniocradaceae (Family)
     Huia Yang, 1991 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Ranidae (Family)
     Huia H.F. Gu, K.N. Mertens & T.T. Liu, 2016 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Peridiniales (Order) > Protoperidiniaceae (Family)

Hullia
 Hullia Gaud, 1968 accepted as Dermatophagoides Bogdanov, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Pyroglyphidae (Family)
     Hullia Paramonov, 1964 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Asilidae (Family)

Hulstaertiella
     Hulstaertiella Goetghebuer, 1936 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chironomidae (Family)
     Hulstaertiella Schouteden, 1931 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Humaria
     Humaria Fuckel, 1870 · Fungi (Kingdom) > Ascomycota (Phylum) > Pezizomycetes (Class) > Pezizales (Order) > Pyronemataceae (Family)
 Humaria (E.M. Fries) Boudier, 1885 accepted as Octospora J. Hedwig, 1789 · Fungi (Kingdom) > Ascomycota (Phylum) > Pezizomycetes (Class) > Pezizales (Order) > Pyronemataceae (Family)

Humbertia
 Humbertia de Beaumont, 1965 † accepted as Quercygale Kretzoi, 1945 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > (Order) > Miacidae (Family)
     Humbertia Lamarck, 1786 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Convolvulaceae (Family)

Humbertiella
     Humbertiella Saussure, 1869 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mantodea (Order) > Gonypetidae (Family)
 Humbertiella Jeannel, 1960 accepted as Humbertella Newton & Chandler, 1989 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Humbertiella Hochreutiner, 1926 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)

Humblotia
 Humblotia Baillon, 1886 accepted as Drypetes M. Vahl, 1807 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Putranjivaceae (Family)
     Humblotia Milne-Edwards & Oustalet, 1885 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Muscicapidae (Family)

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

Humboldtia
     Humboldtia Stuckenberg, 1895 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > (Class) > Rugosa (Order) > Cyathopsidae (Family)
 Humboldtia F. Thiergart & U. Frantz, 1963 † accepted as · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
     Humboldtia M. Vahl, 1794 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
     Humboldtia Ruiz & Pavon accepted as Humboltia Ruiz & Pavon, 1794 (misspelling - incorrect subsequent spelling)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)

Humboldtiella
     Humboldtiella Blodgett & Frýda, 1999 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Gosseletinidae (Family)
 Humboldtiella Harms, 1923 accepted as Coursetia A.P. de Candolle, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Humea
 Humea J.E. Smith, 1804 accepted as Calomeria Ventenat, 1804 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
 Humea Roxburgh, 1832 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)

Humicolopsis
     Humicolopsis D. Cabral & S. Marchand in S. Marchand et al., 1976 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Humicolopsis O. Verona, 1977 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Humiligraptus
     Humiligraptus Hundt, 1939 † accepted as Humiligraptus Hundt, 1939 † (nomen nudum)· Animalia (Kingdom) > Hemichordata (Phylum) > Graptolithina (Class) > Graptolithina (awaiting allocation) (Order) > Graptolithina (awaiting allocation) (Family)
     Humiligraptus Hundt, 1940 † (uncertain)· Animalia (Kingdom) > Hemichordata (Phylum) > Graptolithina (Class) > Graptolithina (awaiting allocation) (Order) > Graptolithina (awaiting allocation) (Family)

Hummelia
 Hummelia Schenkel, 1937 accepted as Ummeliata Strand, 1942 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Linyphiidae (Family)
     Hummelia Oudemans, 1916 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Euphthiracaridae (Family)
 Hummelia Forsslund, 1936 accepted as Hummeliella Forsslund, 1936 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Brachycentridae (Family)

Humphreysia
     Humphreysia Leigh-Sharpe, 1934 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Chondracanthidae (Family)
 Humphreysia Paetel, 1875 accepted as Humphreyia Gray, 1858 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Anomalodesmata (Order) > Clavagellidae (Family)

Humularia
     Humularia P.I. Dorofeev in A.L. Takhtajan, 1982 † accepted as Humulago A.B. Doweld, 2016 † (junior homonym)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Cannabaceae (Family)
     Humularia Duvigneaud, 1954 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)

Hunanella
     Hunanella Grabau & Tien in Lee, 1939 † accepted as Productus Sowerby, 1814 † (nomen nudum)· Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Productidae (Family)
 Hunanella Xiong & Wang, 1980 † accepted as Hunanella Xiong & Wang, 1979 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Neomiodontidae (Family)
 Hunanella Xiong & Wang in Chen & Xu, 1980 † accepted as Hunanella Xiong & Wang, 1979 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Neomiodontidae (Family)
     Hunanella Xiong & Wang, 1979 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Neomiodontidae (Family)

Hunanognathus
     Hunanognathus Zuo, 1982 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Conodonta (Class) > Conodonta (awaiting allocation) (Order) > (Family)
     Hunanognathus Xi-Ping, 1993 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Conodonta (Class) > Conodonta (awaiting allocation) (Order) > (Family)

Hungariella
 Hungariella Erdös, 1946 accepted as Tetracnemoidea Howard, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Encyrtidae (Family)
     Hungariella Kutassy, 1933 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cycloneritimorpha (Order) > Neritopsidae (Family)

Hungarohydracarus
     Hungarohydracarus Motas & Tanasachi, 1946 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Hungarohydracaridae (Family)
     Hungarohydracarus Szalay, 1943 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Hungarohydracaridae (Family)

Hungerfordia
     Hungerfordia R. H. Beddome, 1889 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Architaenioglossa (Order) > Diplommatinidae (Family)
     Hungerfordia W.L. Fry & H.P. Banks, 1955 † (uncertain)· Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)

Hunsteinia
     Hunsteinia Lauterbach, 1918 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Primulaceae (Family)
     Hunsteinia Iredale, 1941 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helicarionidae (Family)

Hunteria
     Hunteria Van Soest & Hooper in Van Soest, Hooper & Butler, 2020 · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Hexactinosida (Order) > Hexactinosida incertae sedis (Family)
     Hunteria Delfinado-Baker, Baker & Flechtmann, 1984 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Mesostigmata (Order) > Laelapidae (Family)
     Hunteria Roxburgh, 1824 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)

Huntia
     Huntia Gray & Thompson, 2001 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Zoropsidae (Family)
     Huntia Zhang, Yin, Carreno & Zhang, 2021 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Hystrignathidae (Family)

Huntonia
     Huntonia Campbell, 1977 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Phacopida (Order) > Dalmanitidae (Family)
     Huntonia Vandel, 1973 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Philosciidae (Family)

Huonia
     Huonia Förster, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Libellulidae (Family)
     Huonia Montrouzier, 1860 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)
     Huonia G.W. Saunders in Saunders et al., 2017 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gigartinales (Order) > Kallymeniaceae (Family)

Hura
     Hura Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)
 Hura J.G. König in A.J. Retzius, 1783 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zingiberales (Order) > Zingiberaceae (Family)

Huria
     Huria Fischer, 1802 accepted as Huria Fischer, 1802 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
 Huria Latreille, 1804 accepted as Huria Latreille, 1804 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)

Hurleyella
     Hurleyella Lowry & Myers, 2019 accepted as Deshurleyella Lowry, Myers & Nakano, 2019 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Talitridae (Family)
     Hurleyella Runyon & Robinson, 2010 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Dolichopodidae (Family)

Huro
 Huro Geoffroy, 1835 accepted as Galictis Bell, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Mustelidae (Family)
 Huro Cuvier in Cuvier & Valenciennes, 1828 accepted as Micropterus Lacepède, 1802 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Centrarchidae (Family)

Husseyella
 Husseyella Papenfuss, 1958 accepted as Husseya J.G. Agardh, 1901 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Rhodomelaceae (Family)
     Husseyella Herring, 1955 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Veliidae (Family)

Hustedtiella
     Hustedtiella Simonsen, 1960 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > Fragilariales (Order) > Fragilariaceae (Family)
     Hustedtiella Dagys, 1972 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Neoretziidae (Family)

Hutchinsia
     Hutchinsia C.A. Agardh, 1817 accepted as Hutchinsia C.A. Agardh, 1817 (nomen dubium)· Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Rhodomelaceae (Family)
 Hutchinsia W.T. Aiton, 1812 accepted as Hornungia H.G.L. Reichenbach, 1837-1838 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)

Hutchinsonia
 Hutchinsonia M.E. Jones, 1935 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Hutchinsonia W. Robyns, 1928 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Huttia
     Huttia Myers, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cixiidae (Family)
     Huttia J. Drummond ex W.H. Harvey, 1855 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Dilleniales (Order) > Dilleniaceae (Family)

Huttonella
     Huttonella Suter, 1890 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Huttonella T. Kirk, 1897 accepted as Carmichaelia R. Brown in J. Lindley, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
 Huttonella Enderlein, 1921 accepted as Benhamyia Miller, 1945 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)
     Huttonella Tonnoir & Malloch, 1928 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sciomyzidae (Family)
 Huttonella L. Pfeiffer, 1856 accepted as Gulella L. Pfeiffer, 1856 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Streptaxidae (Family)

Huttonia
 Huttonia E. Grove & G. Sturt, 1887 accepted as Neohuttonia O. Kuntze, 1898 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Mediophyceae (Class) > Biddulphiales (Order) > Biddulphiaceae (Family)
     Huttonia Pickard Cambridge, 1880 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Huttoniidae (Family)
     Huttonia Marshall, 1896 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Lauxaniidae (Family)
 Huttonia Johnston, 1891 accepted as Potamopyrgus Stimpson, 1865 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Hydrobiidae (Family)
     Huttonia Sternberg, 1837 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Equisetales (Order) > Calamitaceae (Family)
 Huttonia Kirk, 1882 accepted as Herpetopoma Pilsbry in Tryon & Pilsbry, 1890 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > (Order) > Chilodontaidae (Family)

Huttoniella
 Huttoniella G. Karsten in Engler & Prantl, 1928 accepted as Neohuttonia O. Kuntze, 1898 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Mediophyceae (Class) > Biddulphiales (Order) > Biddulphiaceae (Family)
     Huttoniella Shaw, 1971 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Palaeocopida (Order) > Palaeocopida (awaiting allocation) (Family)
     Huttoniella Pocock, 1903 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Diplopoda (awaiting allocation) (Order) > (Family)

Huxleya
     Huxleya Gravier, 1899 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
     Huxleya Claparède & Lachmann, 1858 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Huxleya A.J. Ewart in A.J. Ewart & B. Rees, 1912 accepted as Volkameria Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)
     Huxleya Dyster, 1858 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Ctenostomatida (Order) > Ctenostomatida (awaiting allocation) (Family)

Huxleyia
     Huxleyia A. Adams, 1860 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Solemyida (Order) > Nucinellidae (Family)
     Huxleyia Agassiz, 1862 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Hyacinthoides
 Hyacinthoides Medikus, 1791 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
     Hyacinthoides Heister ex Fabricius, 1759 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Asparagaceae (Family)

Hyaemoschus
 Hyaemoschus Ameghino, 1884 accepted as Hyemoschus Gray, 1845 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Tragulidae (Family)
 Hyaemoschus Zittel, 1893 accepted as Hyemoschus Gray, 1845 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Tragulidae (Family)

Hyaena
     Hyaena Brisson, 1762 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Hyaenidae (Family)
 Hyaena Oken, 1816 accepted as Hyaena Oken, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Hyala
     Hyala Burgeff, 1926 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Hyala H. Adams & A. Adams, 1852 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Iravadiidae (Family)

Hyale
     Hyale Rathke, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Hyalidae (Family)
     Hyale Chambers, 1875 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Hyale Shaw, 1805 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Hyalea
     Hyalea Guenée, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Crambidae (Family)
 Hyalea Lamarck, 1799 accepted as Hyalaea Lamarck, 1799 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Thecosomata (Order) > Cavoliniidae (Family)
     Hyalea Jaubert & Spach, 1847 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Hyalesthes
     Hyalesthes Amyot, 1847 accepted as Hyalesthes Signoret, 1865 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cixiidae (Family)
     Hyalesthes Signoret, 1865 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cixiidae (Family)

Hyalina
 Hyalina Stackhouse, 1809 accepted as Desmarestia J.V.F. Lamouroux, 1813 · Chromista (Kingdom) > Ochrophyta (Phylum) > Phaeophyceae (Class) > Desmarestiales (Order) > Desmarestiaceae (Family)
 Hyalina Boudier, 1885 accepted as Orbilia E.M. Fries, 1849 · Fungi (Kingdom) > Ascomycota (Phylum) > Orbiliomycetes (Class) > Orbiliales (Order) > Orbiliaceae (Family)
     Hyalina Rambur, 1866 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Hyalina Schumacher, 1817 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Marginellidae (Family)
     Hyalina Studer, 1820 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Vitrinidae (Family)
     Hyalina Albers, 1850 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Hyalina Jung, 1942 † (uncertain)· Protozoa (Kingdom) > Sarcomastigota (awaiting allocation) (Phylum) > (Class) > (Order) > Sarcomastigota (awaiting allocation) (Family)
 Hyalina Gray, 1847 accepted as Oxychilus Fitzinger, 1833 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Zonitidae (Family)

Hyalinella
     Hyalinella Jullien, 1885 · Animalia (Kingdom) > Bryozoa (Phylum) > Phylactolaemata (Class) > Plumatellida (Order) > Plumatellidae (Family)
     Hyalinella A. Witkowski, H. Lange-Bertalot & D. Metzeltin, 2000 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Mediophyceae (Class) > Cymatosirales (Order) > Cymatosiraceae (Family)

Hyalinia
     Hyalinia Agassiz in Charpentier, 1837 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Zonitidae (Family)
 Hyalinia Boudier, 1885 accepted as Orbilia E.M. Fries, 1849 · Fungi (Kingdom) > Ascomycota (Phylum) > Orbiliomycetes (Class) > Orbiliales (Order) > Orbiliaceae (Family)

Hyalis
 Hyalis Paetel, 1875 accepted as Hyalis Paetel, 1875 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Thecosomata (Order) > Cavoliniidae (Family)
     Hyalis D. Don ex W.J. Hooker & Arnott in W.J. Hooker, 1835 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Hyalochaeta
     Hyalochaeta Brandt, 1857 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Hyalochaeta Brandt, 1859 accepted as Hyalonema Gray, 1832 · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Amphidiscosida (Order) > Hyalonematidae (Family)

Hyalococcus
 Hyalococcus H. Warén, 1920 accepted as Wareniococcus E.A. Molinari-Novoa & M.D. Guiry, 2021 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chlorophyceae incertae sedis (Order) > (Family)
     Hyalococcus Borkhsenius, 1950 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
 Hyalococcus J. Schröter, 1889 accepted as Trichosporon Behrend, 1890 · Fungi (Kingdom) > Basidiomycota (Phylum) > Tremellomycetes (Class) > Tremellales (Order) > Trichosporonaceae (Family)

Hyalocylix
     Hyalocylix J.B. Petersen & J.B. Hansen, 1958 · Chromista (Kingdom) > Ochrophyta (Phylum) > Chrysophyceae (Class) > Chromulinales (Order) > Stylococcaceae (Family)
 Hyalocylix P. Fischer, 1883 accepted as Hyalocylis Fol, 1875 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Thecosomata (Order) > Creseidae (Family)

Hyalocynthia
 Hyalocynthia Oka, 1930 accepted as Pyura Molina, 1782 · Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) > Stolidobranchia (Order) > Bolteniidae (Family)
 Hyalocynthia Michaelsen, 1904 accepted as Halocynthia Verrill, 1879 · Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) > Stolidobranchia (Order) > Bolteniidae (Family)

Hyalodendron
     Hyalodendron Diddens, 1934 · Fungi (Kingdom) > Basidiomycota (Phylum) > Tremellomycetes (Class) > Tremellales (Order) > Trichosporonaceae (Family)
 Hyalodendron Moore, 1898 accepted as Walteria Schulze, 1886 · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Lyssacinosida (Order) > Euplectellidae (Family)

Hyaloderma
     Hyaloderma Spegazzini, 1884 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
     Hyaloderma Oppliger, 1921 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Lithistida (Order) > Lithistida (awaiting allocation) (Family)

Hyalodiscus
     Hyalodiscus Ehrenberg, 1845 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Coscinodiscophyceae (Class) > Melosirales (Order) > Hyalodiscaceae (Family)
     Hyalodiscus Hertwig & Lesser, 1874 · Chromista (Kingdom) > Cercozoa (Phylum) > Vampyrellidea (Class) > Vampyrellida (Order) > Hyalodiscidae (Family)

Hyalolepis
 Hyalolepis Kunze, 1850 accepted as Belvisia Mirbel in Lamarck & Mirbel, 1802 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Polypodiaceae (Family)
     Hyalolepis A.P. de Candolle, 1838 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Hyalonema
     Hyalonema Gray, 1832 · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Amphidiscosida (Order) > Hyalonematidae (Family)
     Hyalonema Traustedt, 1887 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Urochordata (awaiting allocation) (Class) > Urochordata (awaiting allocation) (Order) > Urochordata (awaiting allocation) (Family)
     Hyalonema Brandt, 1858 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Hyalophacus
     Hyalophacus Pochmann, 1942 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
 Hyalophacus E.G. Pringsheim, 1936 accepted as Phacus Dujardin, 1841 · Protozoa (Kingdom) > Euglenozoa (Phylum) > Peranemea (Class) > Natomonadida (Order) > Astasiidae (Family)

Hyalophyllum
 Hyalophyllum Haeckel, 1864 accepted as Copilia Dana, 1849 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Sapphirinidae (Family)
     Hyalophyllum Warnstorf, 1913 (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Pottiales (Order) > Pottiaceae (Family)

Hyalophysa
     Hyalophysa P.T. Cleve, 1900 (uncertain)· Plantae (Kingdom) > Chlorophyta (Phylum) > Pyramimonadophyceae (Class) > Pyramimonadales (Order) > Halosphaeraceae (Family)
     Hyalophysa Bradbury, 1966 · Chromista (Kingdom) > Ciliophora (Phylum) > Oligohymenophorea (Class) > Apostomatida (Order) > Foettingeriidae (Family)

Hyalopus
 Hyalopus Corda, 1838 accepted as Acremonium Link, 1809 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Hypocreales (Order) > Hypocreales incertae sedis (Family)
     Hyalopus Schaudinn, 1894 accepted as Hyalopus Schaudinn, 1894 (taxon inquirendum)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Hyalorhynchus
 Hyalorhynchus Ogilby, 1910 accepted as Elates Jordan & Seale, 1907 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Platycephalidae (Family)
 Hyalorhynchus Gilchrist & von Bonde, 1924 accepted as Rhynchohyalus Barnard, 1925 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Argentiniformes (Order) > Opisthoproctidae (Family)

Hyalosoma
     Hyalosoma Wagner, 1885 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Urochordata (awaiting allocation) (Class) > Urochordata (awaiting allocation) (Order) > Urochordata (awaiting allocation) (Family)
     Hyalosoma Wagner, 1868 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)

Hyalosphaera
     Hyalosphaera Prauss, 1989 † accepted as Praussia G.L. Williams, J.K. Lentin & R.A. Fensome, 1998 † (junior homonym)· Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Dinophyceae incertae sedis (Order) > Cladopyxidaceae (Family)
     Hyalosphaera F.L. Stevens, 1917 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetes incertae sedis (Order) > Dothideomycetes incertae sedis (Family)
     Hyalosphaera Dogiel, 1906 · Chromista (Kingdom) > Miozoa (Phylum) > Coccidiomorphea (Class) > (Order) > (Family)
     Hyalosphaera W. Volkheimer & A. Salas, 1976 † accepted as Hyalosphaera W. Volkheimer & A. Salas, 1976 † (junior homonym)· Plantae (Kingdom) > Acritarcha (Phylum) > (Class) > (Order) > (Family)

Hyalospila
     Hyalospila Warren, 1894 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Hyalospila Herrich-Schäffer, 1853 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tineidae (Family)
     Hyalospila Ragonot, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)

Hyalospora
 Hyalospora Nieuwland, 1916 accepted as Julella Fabre, 1879 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetes incertae sedis (Order) > Thelenellaceae (Family)
     Hyalospora Schneider, 1875 · Chromista (Kingdom) > Miozoa (Phylum) > (Class) > Eugregarinida (Order) > Hirmocystidae (Family)

Hyalostylus
     Hyalostylus Schulze, 1886 · Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Lyssacinosida (Order) > Euplectellidae (Family)
     Hyalostylus Schulze, 1885 accepted as Hyalostylus Schulze, 1886 (nomen nudum)· Animalia (Kingdom) > Porifera (Phylum) > Hexactinellida (Class) > Lyssacinosida (Order) > Euplectellidae (Family)

Hyaloteuthis
     Hyaloteuthis Pfeffer, 1884 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Hyaloteuthis Gray, 1849 · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Teuthoidea (Order) > Ommastrephidae (Family)

Hyalotricha
 Hyalotricha E.B. Copeland, 1953 accepted as Campyloneurum K.B. Presl, 1836 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Polypodiaceae (Family)
 Hyalotricha Dennis, 1949 accepted as Hyalopeziza Fuckel, 1870 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Leotiomycetidae incertae sedis (Order) > Hyphodiscaceae (Family)

Hyas
     Hyas Leach, 1814 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Oregoniidae (Family)
     Hyas Wagler, 1830 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Hylidae (Family)
     Hyas Gloger, 1827 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Hyas Laporte, 1833 accepted as Lychnacris Motschoulsky, 1853 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lampyridae (Family)

Hyatella
 Hyatella Cossmann, 1898 † accepted as Hyatella Cossmann, 1898 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Brachiopoda (awaiting allocation) (Class) > Brachiopoda (awaiting allocation) (Order) > Brachiopoda (awaiting allocation) (Family)
 Hyatella Férussac, 1821 accepted as Hiatella Bosc, 1801 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Myoida (Order) > Hiatellidae (Family)
 Hyatella Lendenfeld, 1889 accepted as Hyattella Lendenfeld, 1888 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Dictyoceratida (Order) > Spongiidae (Family)
 Hyatella Krantz, 1962 accepted as Lasioseius Berlese, 1917 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Mesostigmata (Order) > Ascidae (Family)

Hyattella
 Hyattella Krantz, 1962 accepted as Lasioseius Berlese, 1917 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Mesostigmata (Order) > Ascidae (Family)
     Hyattella Lendenfeld, 1888 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Dictyoceratida (Order) > Spongiidae (Family)
     Hyattella Hall & Clarke, 1894 † (uncertain)· Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Meristellidae (Family)

Hyattites
     Hyattites Mojsisovics, 1902 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Hyattites Frech, 1901 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ceratitida (Order) > Ceratitida (awaiting allocation) (Family)

Hybalus
 Hybalus Brullé, 1834 accepted as Hybalus Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Hybalus Germar, 1838 accepted as Hybalus Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Hybalus Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Hybobata
 Hybobata Enderlein, 1922 accepted as Mimegralla Rondani, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Micropezidae (Family)
 Hybobata Frey, 1929 accepted as Mimegralla Rondani, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Micropezidae (Family)

Hybocephalus
     Hybocephalus Motschoulsky, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Hybocephalus Remelé, 1885 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)

Hybocoris
     Hybocoris Kormilev, 1982 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aradidae (Family)
     Hybocoris Kiritschenko, 1913 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)

Hybocystis
 Hybocystis Bather, 1890 † accepted as Hybocystites Wetherby, 1880 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Hybocrinida (Order) > Hybocrinida (awaiting allocation) (Family)
     Hybocystis Filhol, 1877 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Hybocystis Benson, 1859 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Hybodillo
 Hybodillo Herold, 1931 accepted as Hybodillo Taiti, Paoli & Ferrara, 1998 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Armadillidae (Family)
     Hybodillo Taiti, Paoli & Ferrara, 1998 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Isopoda (awaiting allocation) (Family)

Hybodus
     Hybodus Agassiz, 1832 † accepted as Hybodus Agassiz in Alberti, 1834 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Hybodontiformes (Order) > Hybodontidae (Family)
     Hybodus Agassiz in Alberti, 1834 † · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Hybodontiformes (Order) > Hybodontidae (Family)

Hybogaster
     Hybogaster R. Singer, 1964 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Russulales (Order) > Hybogasteraceae (Family)
     Hybogaster Szépligeti, 1906 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Hybogaster Seidlitz, 1917 accepted as Batobius Fairmaire & Germain, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Mycteridae (Family)

Hyboma
     Hyboma Hübner, 1820 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Hyboma Lepeletier & Serville in Latreille, 1825 accepted as Hybomidium Shipp, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Hybonotus
     Hybonotus Klug, 1803 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Hybonotus Jeannel, 1953 accepted as Hyobontus Newton & Chandler, 1989 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Hybonotus Dejean, 1834 accepted as Damatris Laporte, 1840 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Hybonotus Slipinski & Lawrence, 1997 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Zopheridae (Family)

Hybophorus
 Hybophorus Tischbein, 1875 accepted as Hybophorellus Schulz, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
     Hybophorus Waterhouse, 1853 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Hyborhynchus
 Hyborhynchus Agassiz, 1855 accepted as Pimephales Rafinesque, 1820 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)
 Hyborhynchus MacLeay, 1865 accepted as Hyborrhinus Marshall, 1946 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Hyborrhynchus
     Hyborrhynchus MacLeay, 1865 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Hyborrhynchus Lea, 1911 accepted as Hyborrhinus Marshall, 1946 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Hybosa
     Hybosa Dejean, 1836 accepted as Hybosa Duponchel & Chevrolat in D'Orbigny, 1842 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Hybosa Duponchel & Chevrolat in D'Orbigny, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Hybothorax
     Hybothorax Kraatz, 1895 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Hybothorax Ratzeburg, 1844 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Chalcididae (Family)
     Hybothorax Kraatz, 1898 accepted as Lawangia Schenkling, 1921 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
     Hybothorax Szépligeti, 1906 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Braconidae (Family)

Hybris
     Hybris Nitzsch, 1833 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Hybris Lefebvre, 1842 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Ascalaphidae (Family)

Hybristes
     Hybristes Reichenbach, 1850 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Hybristes Förster, 1868 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)

Hyda
     Hyda Mabille, 1890 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)
     Hyda Walker, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Hydara
     Hydara Dallas, 1852 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Hydara Walker, 1859 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Hydatica
 Hydatica Artis, 1825 † accepted as · Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)
     Hydatica Necker ex S.F. Gray, 1821 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Saxifragaceae (Family)

Hydaticus
     Hydaticus Leach, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dytiscidae (Family)
 Hydaticus Schönherr, 1825 accepted as Phytobius Schönherr, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Hydatina
     Hydatina Schumacher, 1817 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Aplustridae (Family)
     Hydatina Westerlund, 1886 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Hydatina Ehrenberg, 1831 accepted as Epiphanes Ehrenberg, 1832 · Animalia (Kingdom) > Rotifera (Phylum) > Monogononta (Class) > Ploima (Order) > Epiphanidae (Family)

Hydatis
 Hydatis Blumenbach, 1799 accepted as Taenia Linnaeus, 1758 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Taeniidae (Family)
 Hydatis Maratti, 1776 accepted as Echinococcus Rudolphi, 1801 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Taeniidae (Family)
 Hydatis Virey, 1798 accepted as Echinococcus Rudolphi, 1801 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Taeniidae (Family)
 Hydatis Goeze, 1782 accepted as Echinococcus Rudolphi, 1801 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Taeniidae (Family)

Hydatogena
 Hydatogena Agassiz, 1846 [2] accepted as Taenia Linnaeus, 1758 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Taeniidae (Family)
 Hydatogena Agassiz, 1846 accepted as Taenia Linnaeus, 1758 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Taeniidae (Family)

Hydisus
     Hydisus Gemminger & Harold, 1870 accepted as Hydissus Pascoe, 1869 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Hydisus Scudder, 1882 accepted as Hydissus Pascoe, 1869 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Hydnellum
 Hydnellum P.A. Karsten, 1896 accepted as Hypoderma G. De Notaris, 1847 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Rhytismatales (Order) > Rhytismataceae (Family)
     Hydnellum P.A. Karsten, 1879 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Thelephorales (Order) > Bankeraceae (Family)

Hydnochaete
     Hydnochaete Bresadola, 1896 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Hymenochaetales (Order) > Hymenochaetaceae (Family)
 Hydnochaete C.H. Peck, 1897 accepted as Asterodon Patouillard, 1894 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Hymenochaetales (Order) > Hymenochaetaceae (Family)

Hydnopsis
     Hydnopsis Tulasne & C. Tulasne, 1865 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
 Hydnopsis (J. Schröter) Rea, 1909 accepted as Tomentella Johan-Olsen in Brefeld, 1888 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Thelephorales (Order) > Thelephoraceae (Family)

Hydra
     Hydra Linnaeus, 1758 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Hydridae (Family)
 Hydra Cox, 1868 accepted as Hadra Martens, 1860 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Camaenidae (Family)
 Hydra accepted as Zoobotryon Ehrenberg, 1831 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Ctenostomatida (Order) > Vesiculariidae (Family)

Hydrachna
     Hydrachna Müller, 1776 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Hydrachnidae (Family)
 Hydrachna Fabricius, 1801 accepted as Hygrobia Latreille, 1804 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hygrobiidae (Family)

Hydraena
     Hydraena Kugelann, 1794 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydraenidae (Family)
 Hydraena Dupuy, 1886 accepted as Hydraena Dupuy, 1886 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Hydranassa
 Hydranassa Baird, 1858 accepted as Egretta Forster, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ardeiformes (Order) > Ardeidae (Family)
 Hydranassa Heine, 1890 accepted as Egretta Forster, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ardeiformes (Order) > Ardeidae (Family)

Hydrasterias
     Hydrasterias Sladen, 1889 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Forcipulatida (Order) > Pedicellasteridae (Family)
 Hydrasterias Perrier, 1893 accepted as Sclerasterias Perrier, 1891 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Forcipulatida (Order) > Pedicellasteridae (Family)

Hydrelia
     Hydrelia Guenée, 1841 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Hydrelia Hübner, 1825 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)

Hydrias
     Hydrias Herrich-Schäffer, 1858 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lasiocampidae (Family)
     Hydrias Ehrenberg, 1831 accepted as Hydrias Ehrenberg, 1831 (taxon inquirendum)· Animalia (Kingdom) > Rotifera (Phylum) > Rotifera incertae sedis (Class) > (Order) > (Family)

Hydrilla
     Hydrilla L.C. Richard, 1814 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Hydrocharitaceae (Family)
     Hydrilla Boisduval, 1840 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Hydrina
     Hydrina Robineau-Desvoidy, 1830 accepted as Hyadina Curtis, 1837 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ephydridae (Family)
 Hydrina Rafinesque, 1815 accepted as Hydra Linnaeus, 1758 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Hydridae (Family)

Hydrobates
     Hydrobates Erichson in Schomburgk, 1848 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Hydrobates Boie, 1822 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Procellariiformes (Order) > Hydrobatidae (Family)
     Hydrobates Temminck, 1826 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Anseriformes (Order) > Anatidae (Family)
 Hydrobates Gistl, 1848 † accepted as Hydrobates Gistl, 1848 † · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Longipterygiformes (Order) > Longipterygiformes (awaiting allocation) (Family)
 Hydrobates Thor, 1909 accepted as Hygrobates Koch in Panzer, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Hygrobatidae (Family)

Hydrobius
 Hydrobius Wright, 1851 † accepted as Hydrobia Hartmann, 1821 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Hydrobiidae (Family)
     Hydrobius Leach, 1815 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)

Hydrocena
     Hydrocena Pfeiffer, 1847 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cycloneritimorpha (Order) > Hydrocenidae (Family)
     Hydrocena Kuester, 1844 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cycloneritimorpha (Order) > Hydrocenidae (Family)

Hydrocera
 Hydrocera Troschel, 1845 accepted as Hydrocera Troschel, 1845 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Hydrocera Blume ex Wight & Arnott, 1834 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Balsaminaceae (Family)

Hydrochares
 Hydrochares Solsky, 1876 accepted as Hydrochara Berthold in Latreille, 1827 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)
 Hydrochares Sharp, 1873 accepted as Hydrochara Berthold in Latreille, 1827 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)

Hydrocharis
 Hydrocharis Hope, 1838 accepted as Hydrochara Berthold in Latreille, 1827 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)
     Hydrocharis Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Hydrocharitaceae (Family)

Hydrochloa
 Hydrochloa Hartman, 1819 accepted as Glyceria R. Brown, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Hydrochloa Palisot de Beauvois, 1812 accepted as Luziola A.L. Jussieu, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Hydrochoerus
 Hydrochoerus Wagler, 1830 accepted as Hydrochoerus Brisson, 1762 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Caviidae (Family)
     Hydrochoerus Gray, 1821 accepted as Tapirus Brisson, 1762 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Perissodactyla (Order) > Tapiridae (Family)
     Hydrochoerus Brisson, 1762 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Caviidae (Family)

Hydrochoreutes
     Hydrochoreutes Koch, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Pionidae (Family)
     Hydrochoreutes Trouessart, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Pionidae (Family)

Hydrochous
 Hydrochous Bedel, 1881 accepted as Hydrochus Leach, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)
     Hydrochous Brooke, 1970 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Apodidae (Family)

Hydrochus
     Hydrochus Leach, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)
     Hydrochus Fallén, 1823 accepted as Rhaphium Meigen, 1803 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Dolichopodidae (Family)

Hydrococcus
     Hydrococcus Link, 1833 accepted as Hydrococcus Link, 1833 (nomen dubium)· Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)
     Hydrococcus Kützing, 1833 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Pleurocapsales (Order) > Hydrococcaceae (Family)
     Hydrococcus Thiele, 1928 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Hydrococcidae (Family)

Hydrocorax
     Hydrocorax Vieillot, 1816 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Suliformes (Order) > Phalacrocoracidae (Family)
     Hydrocorax Brisson, 1760 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Coraciiformes (Order) > Coraciiformes (awaiting allocation) (Family)

Hydrocoryne
     Hydrocoryne Stechow, 1908 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Hydrocorynidae (Family)
     Hydrocoryne H. Schwabe ex Bornet & Flahault, 1887 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Nostocales (Order) > Nostocaceae (Family)

Hydrocyon
     Hydrocyon Lartet, 1851 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
 Hydrocyon Cuvier, 1819 accepted as Hydrocynus Cuvier, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Characiformes (Order) > Alestidae (Family)

Hydrodendrium
 Hydrodendrium Stechow, 1909 accepted as Hydractinia van Beneden, 1844 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Hydractiniidae (Family)
 Hydrodendrium Nutting, 1906 accepted as Hydractinia van Beneden, 1844 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Hydractiniidae (Family)

Hydrodictyopsis
     Hydrodictyopsis A. Massalongo in A. Massalongo & E.G. Scarabelli, 1859 † (uncertain)· Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Sphaeropleales (Order) > Hydrodictyaceae (Family)
 Hydrodictyopsis M.O.P. Iyengar ex T.V. Desikachary, 1978 accepted as · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Sphaeropleales (Order) > Radiococcaceae (Family)

Hydrogale
 Hydrogale Pomel, 1848 accepted as Sorex Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Soricomorpha (Order) > Soricidae (Family)
 Hydrogale Kaup, 1829 accepted as Neomys Kaup, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Soricomorpha (Order) > Soricidae (Family)
 Hydrogale Gray, 1865 accepted as Hydrictis Pocock, 1921 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Mustelidae (Family)

Hydrogeton
     Hydrogeton Loureiro, 1790 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Potamogetonaceae (Family)
 Hydrogeton Persoon, 1805 accepted as Aponogeton Linnaeus f., 1782 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Aponogetonaceae (Family)

Hydrolagus
 Hydrolagus Gray, 1867 accepted as Sylvilagus Gray, 1867 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Lagomorpha (Order) > Leporidae (Family)
     Hydrolagus Gill, 1862 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Chimaeriformes (Order) > Chimaeridae (Family)

Hydrolimax
     Hydrolimax Malm, 1867 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Hydrolimax Haldeman, 1842 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Prolecithophora (Order) > Plagiostomidae (Family)

Hydromeda
 Hydromeda Gistl, 1848 accepted as Halimede De Haan in Siebold, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Galenidae (Family)
     Hydromeda Aldrich & Jones, 1930 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Hydronema
 Hydronema Carus ex Reichenbach, 1828 accepted as Achlya C.G.D. Nees in Carus, 1823 · Chromista (Kingdom) > Pseudofungi (Phylum) > Oomycetes (Class) > Saprolegniales (Order) > Saprolegniaceae (Family)
     Hydronema Martynov, 1914 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Hydropsychidae (Family)
 Hydronema Stechow, 1921 accepted as Hydractinia van Beneden, 1844 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Hydractiniidae (Family)

Hydrophilus
     Hydrophilus Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)
 Hydrophilus Fabricius, 1775 accepted as Hydrophilus Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)
     Hydrophilus H.P. Linder, 1984 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Restionaceae (Family)

Hydrophora
 Hydrophora Parrot, 1836 accepted as Hydnophora Fischer von Waldheim, 1807 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Faviidae (Family)
 Hydrophora Tode, 1791 accepted as Mucor Fresenius, 1850 · Fungi (Kingdom) > Zygomycota (Phylum) > Mucoromycetes (Class) > Mucorales (Order) > Mucoraceae (Family)

Hydrophorus
 Hydrophorus Battara ex F.S. Earle, 1909 accepted as Hygrocybe (E.M. Fries) P. Kummer, 1871 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Hygrophoraceae (Family)
     Hydrophorus Fallén, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Dolichopodidae (Family)

Hydrophylax
     Hydrophylax Fitzinger, 1843 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Ranidae (Family)
     Hydrophylax Matheson & Crosby, 1912 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Trichogrammatidae (Family)
     Hydrophylax Linnaeus f., 1782 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)

Hydroporomorpha
 Hydroporomorpha Babington, 1842 accepted as Celina Aubé in Dejean & Boisduval, 1837-38 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dytiscidae (Family)
     Hydroporomorpha Hope, 1838 accepted as Hydroporomorpha Hope, 1838 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dytiscidae (Family)
 Hydroporomorpha Westwood, 1853 accepted as Hippoloetis Laporte, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Hydropsis
     Hydropsis Örsted, 1844 (uncertain)· Animalia (Kingdom) > Animalia (awaiting allocation) (Phylum) > Animalia (awaiting allocation) (Class) > Animalia (awaiting allocation) (Order) > Animalia (awaiting allocation) (Family)
 Hydropsis Fitzinger, 1843 accepted as Fordonia Gray, 1842 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)

Hydropsyche
     Hydropsyche Pictet, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Hydropsychidae (Family)
 Hydropsyche Kelaart, 1858 accepted as Elysia Risso, 1818 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sacoglossa (Order) > Plakobranchidae (Family)

Hydropteris
     Hydropteris L.I. Kondinskaja in A.F. Chlonova, 1966 † · Plantae (Kingdom) > Sporae dispersae (Phylum) > (Class) > (Order) > (Family)
 Hydropteris G.W. Rothwell & R.A. Stockey, 1994 † accepted as Hydropteridium A.B. Doweld, 2001 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Salviniales (Order) > Hydropteridiaceae (Family)

Hydropus
 Hydropus Agassiz, 1846 accepted as Chaetocnema Stephens, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Hydropus Motschulsky, 1860 accepted as Chaetocnema Stephens, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Hydropus Kühner ex R. Singer, 1948 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Marasmiaceae (Family)

Hydrornis
     Hydrornis Milne-Edwards, 1867 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Hydrornis Blyth, 1843 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Hydrosaurus
     Hydrosaurus Kaup, 1828 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Agamidae (Family)
     Hydrosaurus Wagler, 1830 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Hydrothauma
     Hydrothauma Hubbard, 1947 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
 Hydrothauma Rothschild & Jordan, 1903 accepted as Hydrothauma Rothschild & Jordan, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Hydrotoea
     Hydrotoea Rondani, 1856 accepted as Hydrothaea Rondani, 1856 (misspelling - incorrect original spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)
 Hydrotoea Macquart, 1843 accepted as Hydrotaea Robineau-Desvoidy, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)

Hydrotragus
 Hydrotragus Gray, 1872 accepted as Tragelaphus Blainville, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)
 Hydrotragus Fitzinger, 1866 accepted as Kobus Smith, 1840 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)

Hydrous
 Hydrous Linnaeus, 1775 accepted as Hydrophilus Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)
     Hydrous Thunberg, 1787 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Hydrous Leach, 1815 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)

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

Hyela
     Hyela Stephens, 1850 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Hyela Walker, 1854 accepted as Phoenicoprocta Druce, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Hyella
     Hyella Harvey, 1993 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Pseudoscorpionida (Order) > Hyidae (Family)
     Hyella Bornet & Flahault, 1888 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Pleurocapsales (Order) > Pleurocapsaceae (Family)

Hyena
 Hyena Gray, 1821 accepted as Hyaena Brisson, 1762 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Hyaenidae (Family)
 Hyena Zimmermann, 1780 accepted as Hyaena Brisson, 1762 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Hyaenidae (Family)

Hyeomoschus
 Hyeomoschus Turner, 1850 accepted as Hyemoschus Gray, 1845 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Tragulidae (Family)
 Hyeomoschus Gray, 1847 accepted as Hyemoschus Gray, 1845 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Tragulidae (Family)

Hyetodesia
     Hyetodesia Mik, 1881 accepted as Yetodesia Rondani, 1861 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)
 Hyetodesia van der Wulp, 1896 accepted as Yetodesia Rondani, 1861 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)

Hygia
     Hygia Mesnil in Lindner, 1952 accepted as Chaetexorista Brauer & Bergenstamm, 1895 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Hygia Uhler, 1861 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Hygophum
     Hygophum Bolin, 1939 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Myctophiformes (Order) > Myctophidae (Family)
     Hygophum Tåning, 1932 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Hygrobates
     Hygrobates Koch in Panzer, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Hygrobatidae (Family)
 Hygrobates Lichtenstein, 1837 accepted as Biziura Stephens in Shaw, 1824 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Anseriformes (Order) > Anatidae (Family)

Hygrobia
 Hygrobia Beck, 1847 † accepted as Hydrobia Hartmann, 1821 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Hydrobiidae (Family)
     Hygrobia Latreille, 1804 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hygrobiidae (Family)
 Hygrobia Latreille in Cuvier, 1817 accepted as Hygrobia Latreille, 1804 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hygrobiidae (Family)

Hygrocharis
 Hygrocharis Hochstetter ex A. Richard, 1850 accepted as Nephrophyllum A. Richard, 1850 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Convolvulaceae (Family)
     Hygrocharis C.G.D. Nees in C.F.P. Martius, 1842 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Cyperaceae (Family)

Hygrochroma
 Hygrochroma de Candolle accepted as Phloeospora Wallroth, 1833 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Capnodiales (Order) > Mycosphaerellaceae (Family)
 Hygrochroma Herrich-Schäffer, 1855 accepted as Hygrochroa Hübner, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Bombycidae (Family)

Hygrodromicus
 Hygrodromicus Coiffait, 1981 accepted as Hygrodromicus Tronquet, 1981 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
     Hygrodromicus Tronquet, 1981 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Hygronoma
     Hygronoma Erichson, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Hygronoma Paetel, 1875 accepted as Hygronoma Paetel, 1875 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Thiaridae (Family)

Hygrophila
 Hygrophila T. Taylor in J.T. Mackay, 1836 accepted as · Plantae (Kingdom) > Marchantiophyta (Phylum) > Marchantiopsida (Class) > Marchantiales (Order) > Wiesnerellaceae (Family)
     Hygrophila Lioy, 1864 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
 Hygrophila Agassiz, 1846 accepted as Hygrophila Agassiz, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Hygrophila R. Brown, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)
     Hygrophila · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Hygrophila (Order) > (Family)

Hygrothophila
 Hygrothophila Kolenati, 1846 accepted as Hygrothophila Kolenati, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Endomychidae (Family)
     Hygrothophila Dejean, 1835 accepted as Agaricophilus Motschoulsky, 1838 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Endomychidae (Family)

Hygrotophila
 Hygrotophila Kolenati, 1846 accepted as Agaricophilus Motschoulsky, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Endomychidae (Family)
 Hygrotophila Chevrolat in Dejean, 1836 accepted as Sphaerosoma Stephens, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Alexiidae (Family)
 Hygrotophila Champion, 1887 accepted as Hygrotophila Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Alexiidae (Family)

Hylaea
     Hylaea Hübner, 1822 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Hylaea Agassiz, 1846 accepted as Hylaia Germar, 1844 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Endomychidae (Family)
     Hylaea J.F. Morales, 1999 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)

Hylaeoides
 Hylaeoides Dalla Torre, 1896 accepted as Hyleoides Smith, 1853 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Colletidae (Family)
 Hylaeoides Cockerell, 1929 accepted as Hyleoides Smith, 1853 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Colletidae (Family)

Hylaia
     Hylaia Guérin-Méneville, 1857 accepted as Hylaia Germar, 1844 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Endomychidae (Family)
     Hylaia Germar, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Endomychidae (Family)
     Hylaia Chevrolat in Dejean, 1836 accepted as Hylaia Germar, 1844 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Endomychidae (Family)

Hylax
 Hylax Gistl, 1848 accepted as Chrysotoxum Meigen, 1803 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Syrphidae (Family)
     Hylax Dejean, 1836 accepted as Hylax Lefèvre, 1884 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Hylax Lefèvre, 1884 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)

Hylebates
 Hylebates Illiger, 1815 accepted as Hylobates Illiger, 1811 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Hylobatidae (Family)
     Hylebates Chippindall, 1945 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Hylechthrus
 Hylechthrus Pierce, 1909 accepted as Hylecthrus Saunders, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Strepsiptera (Order) > Stylopidae (Family)
 Hylechthrus Saunders, 1975 accepted as Hylecthrus Saunders, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Strepsiptera (Order) > Stylopidae (Family)

Hylephila
     Hylephila Billberg, 1820 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)
     Hylephila Rondani, 1877 accepted as Leucophora Robineau-Desvoidy, 1830 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Anthomyiidae (Family)
 Hylephila Masi, 1927 accepted as Calosota Curtis, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eupelmidae (Family)

Hylesinus
     Hylesinus Rafinesque, 1815 accepted as Hylesinus Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
     Hylesinus Fabricius, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Hyleus
 Hyleus Gistl, 1848 accepted as Eletica Dejean, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Meloidae (Family)
 Hyleus Spinola, 1806 accepted as Hylaeus Fabricius, 1793 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Colletidae (Family)

Hyliota
     Hyliota Swainson, 1827 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Hyliotidae (Family)
 Hyliota Reitter, 1880 accepted as Uleiota Latreille, 1796 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Silvanidae (Family)

Hyllus
 Hyllus Wade, 1917 † accepted as Parafusus Wade, 1918 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Fasciolariidae (Family)
 Hyllus Stål, 1867 accepted as Anaca Bergroth, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)
     Hyllus Koch, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Salticidae (Family)

Hylobates
 Hylobates King, 1828 accepted as Hylobates King, 1828 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Anseriformes (Order) > Anatidae (Family)
     Hylobates Dejean, 1834 accepted as Hylobates Dejean, 1834 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Hylobates Illiger, 1811 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Hylobatidae (Family)

Hylobius
 Hylobius Hogg, 1900 accepted as Taurongia Hogg, 1901 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Desidae (Family)
     Hylobius Germar, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Hylocharis
 Hylocharis Miquel, 1861 accepted as Oxyspora A.P. de Candolle, 1828 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Melastomataceae (Family)
     Hylocharis Boie, 1831 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Trochilidae (Family)
 Hylocharis Jardine, 1850 accepted as Pachycephala Vigors, 1825 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Pachycephalidae (Family)
     Hylocharis Müller, 1835 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Muscicapidae (Family)

Hylocurus
     Hylocurus Eichhoff, 1871 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Hylocurus Dejean, 1834 accepted as Hylocurus Dejean, 1834 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Hylodes
     Hylodes Fitzinger, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Hylodidae (Family)
 Hylodes G.R. Gray, 1841 accepted as Drymodes Gould, 1841 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Petroicidae (Family)
 Hylodes Hampson, 1894 accepted as Hulodes Guenée, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)

Hylogomphus
     Hylogomphus Needham, 1951 accepted as Gomphus Leach, 1815 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Gomphidae (Family)
     Hylogomphus Needham & Westfall, 1955 accepted as Gomphus Leach, 1815 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Gomphidae (Family)
 Hylogomphus Needham, Westfall & May, 2000 accepted as Gomphus Leach, 1815 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Gomphidae (Family)

Hylogyne
 Hylogyne R.A. Salisbury ex J. Knight, 1809 accepted as Hylogyne R.A. Salisbury ex J. Knight, 1809 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Proteales (Order) > Proteaceae (Family)
     Hylogyne Knight (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)

Hylomantis
     Hylomantis Peters, 1872 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Hylidae (Family)
 Hylomantis Peters, 1881 accepted as Litoria Tschudi, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Hylidae (Family)

Hylonoma
     Hylonoma Macquart, 1850 accepted as Alegoria Laporte de Castelnau, 1840 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Hylonoma Dejean, 1834 accepted as Hylonoma Macquart, 1850 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Hylonomus
     Hylonomus Dawson, 1860 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Protorothyrididae (Family)
     Hylonomus Peters, 1882 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Hylidae (Family)

Hylophila
 Hylophila Amyot, 1846 accepted as Hylophila Amyot, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Hylophila J. Lindley, 1833 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Hylophila Boulenger, 1882 accepted as Platymantis Günther, 1858 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Ranidae (Family)
     Hylophila Müller, 1835 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Hylophila Quélet, 1886 accepted as Hebeloma (E.M. Fries) P. Kummer, 1871 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Strophariaceae (Family)
     Hylophila Stephens, 1829 accepted as Anthocoris Fallén, 1814 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Anthocoridae (Family)
 Hylophila Kirby & Spence, 1828 accepted as Anthocoris Fallén, 1814 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Hylophila Hübner, 1825 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Hylophilus
     Hylophilus Temminck in Temminck & Laugier, 1822 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Vireonidae (Family)
 Hylophilus Berthold in Latreille, 1827 accepted as Aderus Stephens, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Aderidae (Family)

Hylophylax
     Hylophylax Ridgway, 1909 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Thamnophilidae (Family)
     Hylophylax Lin, 1982 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Hylopsis
     Hylopsis Werner, 1894 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Hylidae (Family)
     Hylopsis Rafinesque, 1815 accepted as Hylopsis Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)

Hylorus
     Hylorus Philippi, 1865 accepted as Mapuchemyia Woodley, 2001 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)
     Hylorus Thomson, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Hylosaurus
     Hylosaurus Müller, 1923 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Gymnophthalmidae (Family)
 Hylosaurus Fitzinger, 1843 † accepted as Hylaeosaurus Mantell, 1832 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Ornithischia (Order) > Nodosauridae (Family)

Hylostoma
     Hylostoma Persoon, 1822 · Fungi (Kingdom) > Ascomycota (Phylum) > Pezizomycetes (Class) > Pezizales (Order) > Pezizales incertae sedis (Family)
 Hylostoma Palisot de Beauvais, 1809 accepted as Hylostoma Palisot de Beauvais, 1809 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Argidae (Family)
 Hylostoma Paetel, 1875 accepted as Hylostoma Paetel, 1875 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Hylurgus
     Hylurgus Latreille, 1806 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Hylurgus Brullé in Webb & Berthelot, 1840 accepted as Rhyncolus Germar, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Hylus
 Hylus accepted as Hyllus Koch, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Salticidae (Family)
     Hylus Dillon & Dillon, 1945 accepted as Neohylus Monné, 2005 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
 Hylus Van Dyke, 1943 accepted as Hylis Des Gozis, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Eucnemidae (Family)

Hymedesmia
     Hymedesmia Bowerbank in MacAndrew, 1861 accepted as Hymedesmia Bowerbank, 1864 (nomen nudum)· Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Poecilosclerida (Order) > Hymedesmiidae (Family)
     Hymedesmia Bowerbank, 1864 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Poecilosclerida (Order) > Hymedesmiidae (Family)

Hymenella
 Hymenella A.P. de Candolle, 1824 accepted as Minuartia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)
     Hymenella E.M. Fries, 1822 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Hymeniacidon
     Hymeniacidon Bowerbank, 1858 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Suberitida (Order) > Halichondriidae (Family)
 Hymeniacidon Bowerbank, 1863 accepted as Hymeniacidon Bowerbank, 1858 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Suberitida (Order) > Halichondriidae (Family)
     Hymeniacidon Bowerbank in MacAndrew, 1861 accepted as Hymeniacidon Bowerbank, 1858 (nomen nudum)· Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Suberitida (Order) > Halichondriidae (Family)

Hymenitis
 Hymenitis Hübner, 1816 accepted as Hymenitis Hübner, 1816 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
 Hymenitis Anon., 1807 accepted as Hymenitis Anon., 1807 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Hymenobolus
 Hymenobolus H. Zukal, 1893 accepted as Licea H.A. Schrader, 1797 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Myxomycetes (Class) > Liceales (Order) > Liceaceae (Family)
     Hymenobolus Durieu & Montagne, 1845 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Helotiales incertae sedis (Family)

Hymenocephalus
     Hymenocephalus Giglioli in Giglioli & Issel, 1884 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gadiformes (Order) > Macrouridae (Family)
     Hymenocephalus Jaubert & Spach, 1847 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Hymenoclea
     Hymenoclea Engelhardt, 1946 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Sesiidae (Family)
 Hymenoclea Torrey & A. Gray in Torrey, 1848 accepted as Ambrosia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Hymenocyclus
 Hymenocyclus Dinter & Schwantes, 1927 accepted as Malephora N.E. Brown, 1927 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Aizoaceae (Family)
 Hymenocyclus Bronn & Roemer, 1853 † accepted as Orbitoides d'Orbigny in Lyell, 1848 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Orbitoididae (Family)

Hymenogaster
     Hymenogaster Vittadini, 1831 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Strophariaceae (Family)
     Hymenogaster Horváth, 1911 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Hymenolepis
 Hymenolepis Kaulfuss, 1824 accepted as Belvisia Mirbel in Lamarck & Mirbel, 1802 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Polypodiaceae (Family)
     Hymenolepis Weinland, 1858 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Hymenolepididae (Family)
     Hymenolepis Cassini, 1817 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Hymenonema
 Hymenonema A.C. Stokes, 1888 accepted as · Chromista (Kingdom) > Ochrophyta (Phylum) > Chrysophyceae (Class) > Chromulinales (Order) > Chromulinaceae (Family)
     Hymenonema Cassini, 1817 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)

Hymenophysa
 Hymenophysa C.A. Meyer ex Ledebour, 1830 accepted as Lepidium Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
 Hymenophysa Bleeker, 1859 accepted as Syncrossus Blyth, 1860 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cobitidae (Family)

Hymenopus
     Hymenopus Audinet-Serville, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mantodea (Order) > Hymenopodidae (Family)
     Hymenopus (Bentham) C. Sothers & G.T. Prance, 2016 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Chrysobalanaceae (Family)

Hymenosoma
     Hymenosoma Desmarest, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Hymenosomatidae (Family)
     Hymenosoma Lehmann, 1957 † accepted as Euzonohymenosoma Ceccolini & Cianferoni, 2023 † (junior homonym)· Animalia (Kingdom) > Echinodermata (Phylum) > Ophiuroidea (Class) > Oegophiurida (Order) > Euzonosomatidae (Family)

Hymenostoma
     Hymenostoma W. Griffith, 1849 (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Encalyptales (Order) > Encalyptaceae (Family)
     Hymenostoma Stokes, 1884 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Hymenostylium
 Hymenostylium Hampe ex S. Garovaglio, 1840 accepted as · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Pottiales (Order) > Pottiaceae (Family)
     Hymenostylium S.E. Bridel, 1827 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Pottiales (Order) > Pottiaceae (Family)

Hymeraphia
     Hymeraphia Bowerbank, 1864 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Axinellida (Order) > Raspailiidae (Family)
     Hymeraphia Bowerbank in MacAndrew, 1861 accepted as Hymeraphia Bowerbank, 1864 (nomen nudum)· Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Axinellida (Order) > Raspailiidae (Family)

Hynnis
 Hynnis Cuvier in Cuvier & Valenciennes, 1833 accepted as Alectis Rafinesque, 1815 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Carangidae (Family)
 Hynnis Burmeister, 1835 accepted as Apache Kirkaldy, 1901 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Derbidae (Family)

Hyoenodictis
     Hyoenodictis Lemoine, 1880 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
     Hyoenodictis Lemoine, 1878 † accepted as Hyoenodictis Lemoine, 1878 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)

Hyolithus
 Hyolithus Ôhira, 1958 accepted as Hypolithus Eschscholtz in Thon, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
 Hyolithus Herrmannsen, 1847 † accepted as Hyolithes Eichwald, 1840 † · Animalia (Kingdom) > Hyolitha (Phylum) > (Class) > Hyolithida (Order) > Hyolithidae (Family)

Hyophilopsis
 Hyophilopsis H.A. Crum, 1965 accepted as · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Pottiales (Order) > Pottiaceae (Family)
     Hyophilopsis J. Cardot & Dixon, 1911 (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Pottiales (Order) > Pottiaceae (Family)

Hyopotamus
     Hyopotamus Owen, 1848 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Anthracotheriidae (Family)
     Hyopotamus Kaup, 1844 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Hippopotamidae (Family)

Hyopsodus
     Hyopsodus Leidy, 1870 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Condylarthra (Order) > Hyopsodontidae (Family)
     Hyopsodus Dashzeveg in Badamgarav & Reshetov, 1985 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Condylarthra (Order) > Hyopsodontidae (Family)

Hyotherium
     Hyotherium Owen, 1840 † accepted as Hyracotherium Owen, 1840 † (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Perissodactyla (Order) > Palaeotheriidae (Family)
     Hyotherium Meyer, 1834 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Suidae (Family)

Hypactus
 Hypactus Marseul, 1888 accepted as Tychius Germar, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Hypactus Desbrochers, 1908 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Hypaedalia
     Hypaedalia Rothschild, 1894 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Hypaedalia Butler, 1877 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Sphingidae (Family)

Hypania
     Hypania Ostrooumouff, 1896 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Terebellida (Order) > Ampharetidae (Family)
     Hypania Kupffer, 1831 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Hypanis
     Hypanis Boisduval, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
     Hypanis Ménétries, 1832 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Cardiidae (Family)

Hyparete
     Hyparete Stål, 1867 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Hyparete Rafinesque, 1837 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)

Hypaspistes
     Hypaspistes Waterhouse, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Anthicidae (Family)
 Hypaspistes Hagedorn, 1908 accepted as Orthaspistes Hagedorn, 1909 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Hypaspistes Ogilby, 1891 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Boidae (Family)

Hypata
     Hypata Walker, 1869 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Hypata Stål, 1858 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Hypenomyia
 Hypenomyia Townsend, 1919 accepted as Microchaetina Van der Wulp, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
 Hypenomyia Grimshaw, 1901 accepted as Drosophila Fallén, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Drosophilidae (Family)

Hyperacanthus
     Hyperacanthus E.H.F. Meyer ex D. Bridson in D. Bridson & E. Robbrecht, 1985 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
     Hyperacanthus Koken, 1894 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Archaeogastropoda (Order) > Archaeogastropoda (awaiting allocation) (Family)
 Hyperacanthus Blackwelder, 1947 accepted as Aracanthus Say, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Hyperaminopsis
     Hyperaminopsis de Folin, ? 1885 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)
     Hyperaminopsis de Folin, ? 1882 accepted as Hyperaminopsis de Folin, ? 1882 (nomen nudum)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Hyperamminella
     Hyperamminella de Folin, 1881 accepted as Hyperamminella de Folin, 1881 (nomen nudum)· Chromista (Kingdom) > Retaria (Phylum) > Monothalamea (Class) > Astrorhizida (Order) > Saccamminidae (Family)
 Hyperamminella de Folin, 1887 accepted as Technitella Norman, 1878 · Chromista (Kingdom) > Retaria (Phylum) > Monothalamea (Class) > Astrorhizida (Order) > Saccamminidae (Family)
 Hyperamminella Cushman & Waters, 1928 † accepted as Hyperamminoides Cushman & Waters, 1928 † · Chromista (Kingdom) > Retaria (Phylum) > Monothalamea (Class) > Astrorhizida (Order) > Hippocrepinidae (Family)

Hyperamoeba
     Hyperamoeba Alexeieff, 1923 (uncertain)· Protozoa (Kingdom) > Amoebozoa (Phylum) > (Class) > Schizopyrenida (Order) > Vahlkampfiidae (Family)
     Hyperamoeba Seravin & Goodkov in Goodkov, Seravin & Railkin, 1982 (uncertain)· Protozoa (Kingdom) > Amoebozoa (Phylum) > Archamoebea (Class) > Entamoebida (Order) > Entamoebidae (Family)

Hyperantha
 Hyperantha Gistel, 1848 accepted as Lepronota Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
 Hyperantha [misspelling] accepted as Hiperantha Gistel, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
     Hyperantha Mannerheim, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)

Hyperaspidius
     Hyperaspidius Crotch, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
 Hyperaspidius Gorham, 1894 accepted as Hyperaspis Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)

Hyperaspis
     Hyperaspis Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
     Hyperaspis Redtenbacher, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
 Hyperaspis Briquet, 1903 accepted as Erythrochlamys Guerke, 1894 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)

Hyperbius
 Hyperbius Förster, 1878 accepted as Foersterella Dalla-Torre, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Tetracampidae (Family)
     Hyperbius Stål, 1867 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Hypercompa
     Hypercompa Stephens, 1828 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Hypercompa Billberg, 1820 accepted as Hypercompe Hübner, 1819 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Hypercompe
     Hypercompe Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
     Hypercompe Hübner, 1808 accepted as Hypercompe Hübner, 1819 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Hyperdasys
 Hyperdasys Butler, 1891 accepted as Callopistria Hübner, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
 Hyperdasys Walsingham, 1907 accepted as Hyperdasysella Fletcher, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Cosmopterigidae (Family)

Hyperetes
 Hyperetes Rafinesque, 1815 accepted as Hyperetes Rafinesque, 1815 · Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
 Hyperetes Kolbe, 1880 accepted as Cerobasis Kolbe, 1882 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Psocoptera (Order) > Trogiidae (Family)

Hyperia
 Hyperia Thomson, 1968 † accepted as Hyneria Thomson, 1968 † · Animalia (Kingdom) > Chordata (Phylum) > Sarcopterygii (Class) > Osteolepiformes (Order) > Tristichopteridae (Family)
 Hyperia Gistel, 1848 accepted as Cuvierina Boas, 1886 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Thecosomata (Order) > Cuvierinidae (Family)
     Hyperia Latreille, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Hyperiidae (Family)

Hyperion
     Hyperion de Laporte, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Hyperion A.M. Gombos Jr., 1983 † · Chromista (Kingdom) > Bacillariophyta (Phylum) > Coscinodiscophyceae (Class) > Asterolamprales (Order) > Brightwelliaceae (Family)

Hyperis
 Hyperis Dejean, 1833 accepted as Hoplia Illiger, 1803 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Hyperis Blanchard, 1845 accepted as Hyperis Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)

Hyperius
     Hyperius Deyrolle & Fairmaire, 1878 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
 Hyperius Hatch, 1961 accepted as Xestobium Motschoulsky, 1845 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ptinidae (Family)

Hypermallus
     Hypermallus sensu Casey, 1912 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Hypermallus Lacordaire, 1869 accepted as Enaphalodes Haldeman, 1847 (junior objective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Hypermegethes
     Hypermegethes Reichenow, 1903 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Hypermegethes Handlirsch, 1906 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Palaeodictyoptera (Order) > Palaeodictyoptera (awaiting allocation) (Family)

Hypermetra
 Hypermetra Cabanis & Heine, 1860 accepted as Patagona Gray, 1840 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Trochilidae (Family)
 Hypermetra Pascoe, 1871 accepted as Julietiella Lyal & Alonso-Zarazaga in Alonso-Zarazaga & Lyal, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Hyperodon
     Hyperodon Lichtenstein & Martens, 1856 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
 Hyperodon Agassiz, 1846 accepted as Uperodon Duméril & Bibron, 1841 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Microhylidae (Family)
 Hyperodon Illiger, 1815 accepted as Hyperoodon Lacépède, 1804 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Ziphiidae (Family)
 Hyperodon Cope, 1865 accepted as Ziphius Cuvier, 1823 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Ziphiidae (Family)

Hyperolia
 Hyperolia Cope, 1865 accepted as Uperoleia Gray, 1841 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Myobatrachidae (Family)
 Hyperolia Agassiz, 1846 accepted as Uperoleia Gray, 1841 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Myobatrachidae (Family)

Hyperolius
     Hyperolius Rapp, 1842 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Hyperoliidae (Family)
 Hyperolius Boulenger, 1882 accepted as Uperoleia Gray, 1841 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Myobatrachidae (Family)

Hyperomma
     Hyperomma Fauvel, 1878 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Hyperomma Broun, 1893 accepted as Hyperomma Fauvel, 1878 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Hyperoncus
     Hyperoncus Hesse, 1867 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Siphonostomatoida (Order) > Siphonostomatoida incertae sedis (Family)
     Hyperoncus Stål, 1870 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)

Hyperoodon
     Hyperoodon Lacépède, 1804 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Ziphiidae (Family)
 Hyperoodon Philippi, 1902 accepted as Uperodon Duméril & Bibron, 1841 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Microhylidae (Family)

Hyperops
     Hyperops Eschscholtz, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
 Hyperops Solier in Gay, 1851 accepted as Eremoecus Lacordaire, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Hyperopsis
 Hyperopsis Bouchard & Bousquet, 2021 accepted as Hyperops Eschscholtz, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
 Hyperopsis accepted as Hyperopisus Gill, 1862 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Osteoglossiformes (Order) > Mormyridae (Family)
     Hyperopsis Koch, 1943 accepted as Hyperopsis Bouchard & Bousquet, 2021 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Hyperplesthenus
     Hyperplesthenus Kuwert, 1898 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
 Hyperplesthenus Gravely, 1913 accepted as Labienus Kaup, 1871 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Passalidae (Family)

Hyperythra
 Hyperythra Weise, 1902 accepted as Dyserythra Weise, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Hyperythra Guenée, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)

Hyphantes
     Hyphantes Billberg, 1820 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
 Hyphantes Agassiz, 1846 accepted as Hyphantes Agassiz, 1846 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Hyphantria
     Hyphantria Harris, 1841 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
     Hyphantria Handmann, 1887 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)

Hyphanturgus
     Hyphanturgus Waga, 1839 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Diplopoda (awaiting allocation) (Order) > (Family)
 Hyphanturgus Cabanis in Cabanis & Heine, 1851 accepted as Ploceus Cuvier, 1817 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Passeridae (Family)

Hyphasma
     Hyphasma Cope, 1875 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
     Hyphasma Rebentisch ex Nocca & Balbis, 1821 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Hypheothrix
 Hypheothrix Kützing, 1843 accepted as Schizothrix Kützing ex Gomont, 1892 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Synechococcales (Order) > Schizotrichaceae (Family)
     Hypheothrix (M. Gomont) O. Kirchner in A. Engler & K. Prantl, 1898 · Bacteria (Kingdom) > Cyanobacteria (Phylum) > Cyanophyceae (Class) > Oscillatoriales (Order) > Oscillatoriaceae (Family)

Hypherpes
 Hypherpes Newton, 1863 accepted as Hypositta Newton, 1881 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Corvidae (Family)
 Hypherpes Eschscholtz in Chaudoir, 1838 accepted as Pterostichus Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Hypheus
     Hypheus Stål, 1867 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Hypheus Gistl, 1838 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Hyphoderma
 Hyphoderma E.M. Fries, 1849 accepted as Trichothecium Link, 1809 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Hypocreales (Order) > Hypocreales incertae sedis (Family)
     Hyphoderma F.G. Wallroth, 1833 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Polyporales (Order) > Meruliaceae (Family)

Hyphomonas
     Hyphomonas (ex Pongratz, 1957) Moore et al., 1984 · Bacteria (Kingdom) > Proteobacteria (Phylum) > Alphaproteobacteria (Class) > Caulobacterales (Order) > Hyphomonadaceae (Family)
     Hyphomonas (ex Pongratz 1957) Moore et al., 1984 emend. Li et al., 2015 · Bacteria (Kingdom) > Proteobacteria (Phylum) > Alphaproteobacteria (Class) > Caulobacterales (Order) > Hyphomonadaceae (Family)

Hyphormoides
 Hyphormoides Matsumura, 1931 accepted as Matsumurides Hering in Seitz, 1932 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Limacodidae (Family)
     Hyphormoides Strand, 1914 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Limacodidae (Family)

Hyphoscypha
 Hyphoscypha Bresadola, 1903 accepted as Lachnum Retzius, 1795 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Hyaloscyphaceae (Family)
     Hyphoscypha Velenovský, 1934 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Helotiales incertae sedis (Family)

Hypnale
     Hypnale Fitzinger, 1843 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Viperidae (Family)
     Hypnale Rafinesque, 1815 accepted as Hypnale Fitzinger, 1843 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Viperidae (Family)

Hypnodes
 Hypnodes Reichenbach, 1852 accepted as Gallicrex Blyth, 1852 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Gruiformes (Order) > Rallidae (Family)
 Hypnodes Hesse, 1865 accepted as Hypnoticus Wilson, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Ascidicolidae (Family)

Hypnophila
     Hypnophila Douglas & Scott, 1865 accepted as Hypnophilus Douglas & Scott, 1865 (misspelling - incorrect original spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Rhyparochromidae (Family)
     Hypnophila Foudras, 1860 accepted as Minota Kutschera, 1859 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
     Hypnophila Bourguignat, 1858 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Azecidae (Family)

Hypoaspis
     Hypoaspis Berlese, 1903 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
     Hypoaspis Canestrini, 1884 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Mesostigmata (Order) > Laelapidae (Family)

Hypocaelus
 Hypocaelus Dejean, 1833 accepted as Nematodes Berthold in Latreille, 1827 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Eucnemidae (Family)
 Hypocaelus Eschscholtz, 1836 accepted as Hylis Des Gozis, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Eucnemidae (Family)

Hypocalis
     Hypocalis Lacordaire, 1859 accepted as Hypocalis Dejean, 1834 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
     Hypocalis Dejean, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)

Hypocetus
     Hypocetus Lydekker, 1894, nom. nud. † accepted as Diaphorocetus Ameghino, 1894 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Physeteridae (Family)
 Hypocetus Lydekker, 1894 † accepted as Diaphorocetus Ameghino, 1894 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Physeteridae (Family)

Hypochera
 Hypochera Bonaparte, 1850 accepted as Vidua Cuvier, 1800 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Passeridae (Family)
 Hypochera Thomson, 1886 accepted as Hyperchiria Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Saturniidae (Family)

Hypochnus
 Hypochnus E.M. Fries ex Ehrenberg, 1820 accepted as Cryptothecia J. Stirton, 1876 · Fungi (Kingdom) > Ascomycota (Phylum) > Arthoniomycetes (Class) > Arthoniales (Order) > Arthoniaceae (Family)
 Hypochnus E.M. Fries, 1818 accepted as Tomentella Johan-Olsen in Brefeld, 1888 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Thelephorales (Order) > Thelephoraceae (Family)
 Hypochnus E.M. Fries, 1821 accepted as · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricales incertae sedis (Family)

Hypochrysa
 Hypochrysa Gould, 1861 accepted as Hypochrysa Gould, 1861 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Hypochrysa Hagen, 1866 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Chrysopidae (Family)

Hypochthon
 Hypochthon Merrem, 1820 accepted as Proteus Laurenti, 1768 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Caudata (Order) > Proteidae (Family)
     Hypochthon Gistl, 1848 (uncertain)· Protozoa (Kingdom) > (Phylum) > Protozoa (awaiting allocation) (Class) > (Order) > (Family)

Hypochthonius
 Hypochthonius Berlese, 1910 accepted as Eniochthonius Grandjean, 1933 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Eniochthoniidae (Family)
     Hypochthonius Koch in Panzer, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Hypochthoniidae (Family)

Hypocnemis
     Hypocnemis Cabanis, 1847 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Thamnophilidae (Family)
     Hypocnemis Selys, 1863 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Platycnemididae (Family)

Hypocoelus
 Hypocoelus Heller, 1861 accepted as Hypocolpus Rathbun, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Xanthidae (Family)
     Hypocoelus Latreille, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Eucnemidae (Family)
 Hypocoelus Ameghino, 1891 † accepted as Nothrotherium Lydekker in Nicholson & Lydekker, 1889 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Pilosa (Order) > Megatheriidae (Family)

Hypocolpus
     Hypocolpus Rathbun, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Xanthidae (Family)
 Hypocolpus Dyar, 1903 accepted as Hypocolpus Dyar, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Hypocreopsis
 Hypocreopsis G. Winter, 1875 accepted as Selinia P.A. Karsten, 1876 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Hypocreales (Order) > Bionectriaceae (Family)
     Hypocreopsis P.A. Karsten, 1873 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Hypocreales (Order) > Hypocreaceae (Family)

Hypocrita
 Hypocrita Hübner, 1807 accepted as Hippocrita · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
 Hypocrita Saussure, 1868 accepted as Paraloboptera Saussure, 1870 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Ectobiidae (Family)

Hypocrites
 Hypocrites Gistl, 1848 accepted as Hypocrites Gistl, 1848 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
     Hypocrites Fåhraeus, 1872 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Hypocryptus
     Hypocryptus Förster, 1868 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
 Hypocryptus Carriker, 1936 accepted as Kelloggia Carriker, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phthiraptera (Order) > Philopteridae (Family)

Hypocyphtus
 Hypocyphtus Stephens, 1829 accepted as Cypha Leach · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Hypocyphtus Gyllenhal, 1827 accepted as Cypha Leach · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Hypocyphtus Mannerheim, 1831 accepted as Cypha Leach · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Hypocyptus
 Hypocyptus Erichson, 1839 accepted as Hypocyphtus Mannerheim, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Hypocyptus Agassiz, 1846 accepted as Cypha Leach · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)

Hypodema
 Hypodema H.G.L. Reichenbach, 1841 accepted as Cypripedium Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
     Hypodema Koninck, 1853 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Archaeogastropoda (Order) > Archaeogastropoda (awaiting allocation) (Family)

Hypodematium
 Hypodematium A. Richard, 1850 accepted as Eulophia R. Brown, 1821 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
 Hypodematium A. Richard, 1848 accepted as · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
     Hypodematium G. Kunze, 1833 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Hypodematiaceae (Family)

Hypoderma
     Hypoderma Latreille, 1818 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Hypodermatidae (Family)
 Hypoderma Geoffroy, 1828 accepted as Dobsonia Palmer, 1898 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Pteropodidae (Family)
     Hypoderma G. De Notaris, 1847 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Rhytismatales (Order) > Rhytismataceae (Family)
 Hypoderma de Candolle, 1805 accepted as Lophodermium Chevallier, 1826 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Rhytismatales (Order) > Rhytismataceae (Family)

Hypodermis
 Hypodermis Blyth in Cuvier, 1840 accepted as Dobsonia Palmer, 1898 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Pteropodidae (Family)
 Hypodermis accepted as Hypoderris R. Brown ex W.J. Hooker, 1838 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Tectariaceae (Family)

Hypodermium
 Hypodermium Link, 1816 accepted as Caeoma Link, 1809 · Fungi (Kingdom) > Basidiomycota (Phylum) > Pucciniomycetes (Class) > Pucciniales (Order) > Pucciniales incertae sedis (Family)
 Hypodermium Link in Willdenow, 1825 accepted as Hypodermina F. von Höhnel, 1916 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Diaporthales (Order) > Melanconidaceae (Family)

Hypodermopsis
 Hypodermopsis Kuntze, 1898 accepted as Hypoderma G. De Notaris, 1847 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Rhytismatales (Order) > Rhytismataceae (Family)
 Hypodermopsis Earle, 1902 accepted as Hysterium Persoon, 1797 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Hysteriales (Order) > Hysteriaceae (Family)

Hypodes
     Hypodes Cassin, 1859 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Hypodes Watts, 1978 accepted as Tiporus Watts, 1985 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dytiscidae (Family)

Hypodictyon
 Hypodictyon Jenkin, 1908 accepted as Sycantha Lendenfeld, 1891 · Animalia (Kingdom) > Porifera (Phylum) > Calcarea (Class) > Leucosolenida (Order) > Sycanthidae (Family)
 Hypodictyon Cope, 1885 accepted as Pristimantis Jiménez de la Espada, 1870 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Strabomantidae (Family)

Hypodiscus
 Hypodiscus Lloyd, 1923 accepted as Neohypodiscus (Lloyd) J.D. Rogers, Y.M. Ju & T. Laessøe, 1994 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Boliniales (Order) > Boliniaceae (Family)
     Hypodiscus C.G.D. Nees in J. Lindley, 1836 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Restionaceae (Family)

Hypodytes
 Hypodytes Guignot, 1938 accepted as Clypeodytes Régimbart, 1894 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dytiscidae (Family)
 Hypodytes Gistel, 1848 accepted as Apistus Cuvier in Cuvier & Valenciennes, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Tetrarogidae (Family)

Hypogaea
     Hypogaea E. Horak, 1964 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricaceae (Family)
     Hypogaea Agassiz, 1846 accepted as (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
 Hypogaea Poli, 1791 accepted as Pholas Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Myoida (Order) > Pholadidae (Family)

Hypogaeum
 Hypogaeum Agassiz, 1846 accepted as Hypogaeum Agassiz, 1846 · Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Haplotaxida (Order) > Glossoscolecidae (Family)
 Hypogaeum Persoon, 1797 accepted as Elaphomyces C.G.D. Nees, 1820 · Fungi (Kingdom) > Ascomycota (Phylum) > Eurotiomycetes (Class) > Eurotiales (Order) > Elaphomycetaceae (Family)

Hypoganomorphus
     Hypoganomorphus Dolin in Dolin & Kurcheva, 1975 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
     Hypoganomorphus Dolin, 1978 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)

Hypogramma
     Hypogramma Reichenbach, 1853 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Nectariniidae (Family)
     Hypogramma Guenée, 1852 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Hypolais
 Hypolais Kaup, 1829 accepted as Hippolais Balderstein, 1827 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sylviidae (Family)
     Hypolais Guenée, 1854 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Hypolepis
 Hypolepis Palisot de Beauvois ex T.G. Lestiboudois, 1819 accepted as Ficinia H.A. Schrader, 1832 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Cyperaceae (Family)
 Hypolepis Warren, 1904 accepted as Psaliodes Guenée, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
     Hypolepis Bernhardi, 1805 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Dennstaedtiaceae (Family)
 Hypolepis Persoon, 1807 accepted as Cytinus Linnaeus, 1764 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Rafflesiaceae (Family)
 Hypolepis C.G.D. Nees, 1829 accepted as Hypogynium C.G.D. Nees, 1829 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)

Hypolestes
     Hypolestes Gundlach, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Megapodagrionidae (Family)
     Hypolestes Hagen, 1868 accepted as Hypolestes Gundlach, 1888 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Megapodagrionidae (Family)

Hypoleurus
     Hypoleurus Jourdan, 1852 † accepted as Hypoleurus Jourdan, 1852 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
     Hypoleurus Filhol, 1883 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)

Hypolia
     Hypolia Ridgeway, 1875 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Passeriformes (awaiting allocation) (Family)
     Hypolia Mulsant, 1876 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)

Hypolimnus
     Hypolimnus Blakemore, 2000 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Annelida (awaiting allocation) (Class) > Annelida (awaiting allocation) (Order) > Annelida (awaiting allocation) (Family)
 Hypolimnus accepted as Hypolimnas Hübner, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)

Hypolithus
 Hypolithus Ôhira & Yasuda, 1990 accepted as Hypolithus Eschscholtz in Thon, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
     Hypolithus Eschscholtz in Thon, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
 Hypolithus Dejean, 1829 accepted as Parophonus Ganglbauer, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)

Hypolixus
     Hypolixus Desbrochers, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Hypolixus Petri, 1904 accepted as Gasteroclisus Desbrochers, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Hypolophus
     Hypolophus Cabanis & Heine, 1860 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Thamnophilidae (Family)
 Hypolophus Müller & Henle, 1837 accepted as Pastinachus Rüppell, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Myliobatiformes (Order) > Dasyatidae (Family)

Hypomecus
     Hypomecus Wesmael, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
 Hypomecus Reitter, 1913 accepted as Hypomeces Schönherr, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Hypomma
     Hypomma Haupt, 1957 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
     Hypomma Dahl, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Linyphiidae (Family)

Hyponevris
 Hyponevris Paulet ex Earle, 1909 accepted as Schizophyllum E.M. Fries, 1815 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Schizophyllaceae (Family)
 Hyponevris Paulet, 1808 accepted as Cantharellus Adanson ex E.M. Fries, 1821 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Cantharellales (Order) > Cantharellaceae (Family)

Hypopentarthrum
     Hypopentarthrum Champion, 1914 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Hypopentarthrum Voss, 1934 accepted as Allopentarthrum Kuschel in Wibmer & O'Brien, 1986 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Hypophagus
 Hypophagus Heller, 1895 accepted as Hypoplagius Desbrochers, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Hypophagus Ljubarsky in Lubarsky, 1989 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Zopheridae (Family)

Hypophthalmus
 Hypophthalmus Richters in Lenz & Richters, 1881 accepted as Scalopidia Stimpson, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Scalopidiidae (Family)
 Hypophthalmus Agassiz in Spix & Agassiz, 1829 accepted as Hypophthalmus Cuvier, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Pimelodidae (Family)
     Hypophthalmus Cuvier, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Pimelodidae (Family)

Hypophylax
     Hypophylax Fairmaire, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Hypophylax Townsend, 1935 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Hypophylla
 Hypophylla Stackhouse, 1816 accepted as · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Delesseriaceae (Family)
     Hypophylla Boisduval, 1836 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Hypophyllum
 Hypophyllum Kylin, 1924 accepted as Neohypophyllum M.J. Wynne, 1983 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Delesseriaceae (Family)
 Hypophyllum F.S. Earle, 1909 accepted as Lactarius Persoon, 1797 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Russulales (Order) > Russulaceae (Family)
 Hypophyllum Paulet, 1808 accepted as Agaricus Linnaeus, 1753 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricaceae (Family)
 Hypophyllum Post & O. Kuntze, 1903 accepted as Pellia Raddi, 1818 · Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Pelliales (Order) > Pelliaceae (Family)

Hypoplectus
     Hypoplectus Raffray in Alluaud & Jeannel, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
 Hypoplectus accepted as Hypoplectrus Gill, 1861 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Serranidae (Family)

Hypopterus
 Hypopterus Paetel, 1875 accepted as Hypopterus Paetel, 1875 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Hypopterus Gill, 1861 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Latidae (Family)

Hypopterygium
     Hypopterygium S.E. Bridel, 1827 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hookeriales (Order) > Hypopterygiaceae (Family)
 Hypopterygium D.F.L. Schlechtendal, 1844 accepted as Amphipterygium C.J.W. Schiede ex Standley, 1923 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Anacardiaceae (Family)

Hypoptychus
 Hypoptychus Pilsbry, 1893 accepted as Steatodryas Pilsbry, 1932 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Camaenidae (Family)
     Hypoptychus Steindachner, 1880 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gasterosteiformes (Order) > Hypoptychidae (Family)

Hypopus
     Hypopus Dugès, 1834 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Histiostomatidae (Family)
 Hypopus Bergendal, 1892 accepted as Gastropus Imhof, 1898 · Animalia (Kingdom) > Rotifera (Phylum) > Monogononta (Class) > Ploima (Order) > Gastropodidae (Family)

Hypopygus
 Hypopygus Heller, 1906 accepted as Costolatychus Heller, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Hypopygus Hoedeman, 1962 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gymnotiformes (Order) > Hypopomidae (Family)

Hyporhagus
 Hyporhagus Reitter, 1921 accepted as Microrhagus Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Eucnemidae (Family)
 Hyporhagus Thomson, 1860 accepted as Hyporhagus Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Zopheridae (Family)
     Hyporhagus Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Zopheridae (Family)

Hyporhynchaenus
 Hyporhynchaenus Morimoto & Miyakawa, 1996 accepted as Morimotonomizo Kojima, 1997 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Hyporhynchaenus Voss, 1940 accepted as Imachra Pascoe, 1874 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Hyporrhagus
 Hyporrhagus Thomson, 1860 accepted as Hyporhagus Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Zopheridae (Family)
 Hyporrhagus Gemminger & Harold, 1869 accepted as Hyporhagus Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Zopheridae (Family)
     Hyporrhagus Reitter, 1921 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Eucnemidae (Family)

Hyposipalus
 Hyposipalus Voss, 1940 accepted as Sipalinus Marshall, 1943 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dryophthoridae (Family)
 Hyposipalus Voss, 1962 accepted as Sipalinus Marshall, 1943 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dryophthoridae (Family)

Hypospila
     Hypospila Guenée, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Hypospila E.M. Fries, 1825 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Hypostoma
     Hypostoma Rudolphi, 1809 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)
     Hypostoma Albers, 1850 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
 Hypostoma Spix, 1829 accepted as Hypostomus Lacepède, 1803 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Loricariidae (Family)

Hypostomum
 Hypostomum Stewart, 1898 accepted as Oesophagostomum Molin, 1861 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Chabertiidae (Family)
 Hypostomum Schmidt, 1848 accepted as Dalyellia Gieysztor, 1938 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Neorhabdocoela (Order) > Dalyelliidae (Family)
     Hypostomum Vuillemin, 1896 · Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)

Hypostomus
     Hypostomus de Olfers, 1816 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
     Hypostomus Lacepède, 1803 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Loricariidae (Family)

Hypothemis
     Hypothemis Karsch, 1889 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Libellulidae (Family)
     Hypothemis Hagen, 1867 accepted as Hypothemis Karsch, 1889 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Libellulidae (Family)

Hypothyris
 Hypothyris Phillips, 1841 † accepted as Hypothyridina Buckman, 1906 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Rhynchonellida (Order) > Uncinulidae (Family)
     Hypothyris Hübner, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)

Hypotrema
     Hypotrema Martens, 1860 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Hypotrema Orbigny, 1853 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Pterioida (Order) > Pterioida (awaiting allocation) (Family)

Hypoxis
     Hypoxis Linnaeus, 1759 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Hypoxidaceae (Family)
 Hypoxis Adanson, 1763 accepted as Gagea R.A. Salisbury, 1806 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)

Hypoxylon
     Hypoxylon Bulliard, 1791 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Xylariales (Order) > Xylariaceae (Family)
 Hypoxylon Mérat, 1821 accepted as Hypoxylon Mérat, 1821 · Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)
 Hypoxylon Adanson, 1763 accepted as Xylaria Hill ex Schrank, 1789 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Xylariales (Order) > Xylariaceae (Family)

Hypsa
 Hypsa Hübner, 1819 accepted as Asota Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
 Hypsa Mulsant, 1850 accepted as Chazeauiana Tomaszewska & Szawaryn, 2015 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)

Hypselobagrus
     Hypselobagrus Bleeker, 1862, nom. nud. accepted as Mystus Scopoli, 1777 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Bagridae (Family)
 Hypselobagrus Bleeker, 1862 accepted as Mystus Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Bagridae (Family)

Hypselonotus
     Hypselonotus Hope, 1841 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
     Hypselonotus Hahn, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Coreidae (Family)

Hypselophus
 Hypselophus Agassiz, 1843 accepted as Hypselophus Agassiz, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Alydidae (Family)
 Hypselophus accepted as Hypsilophus Wagler, 1830 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Iguanidae (Family)

Hypselopus
     Hypselopus Burmeister, 1835 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Alydidae (Family)
     Hypselopus Wiegmann, 1835 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Tropiduridae (Family)

Hypselotropis
     Hypselotropis Stål, 1869 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
     Hypselotropis Jekel, 1855 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Anthribidae (Family)

Hypsenor
 Hypsenor Villa & Villa, 1833 accepted as Onthophilus Leach, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Histeridae (Family)
 Hypsenor Dahl, 1823 accepted as Hypsenor Dahl, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Hypsibius
 Hypsibius Thulin, 1928 accepted as Hypsibius Ehrenberg, 1848 · Animalia (Kingdom) > Tardigrada (Phylum) > Eutardigrada (Class) > Parachela (Order) > Hypsibiidae (Family)
     Hypsibius Ehrenberg, 1848 · Animalia (Kingdom) > Tardigrada (Phylum) > Eutardigrada (Class) > Parachela (Order) > Hypsibiidae (Family)

Hypsilophus
 Hypsilophus Agassiz, 1846 accepted as Ypsolopha Latreille, 1796 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Plutellidae (Family)
     Hypsilophus Wagler, 1830 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Iguanidae (Family)

Hypsinotus
 Hypsinotus Koch, 1866 accepted as Corinna Koch, 1841 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Corinnidae (Family)
 Hypsinotus Temminck & Schlegel in Siebold, 1844 accepted as Antigonia Lowe, 1843 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Caproidae (Family)

Hypsioma
     Hypsioma Audinet-Serville, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
     Hypsioma Dejean, 1830 accepted as Hypsioma Audinet-Serville, 1835 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)

Hypsipetes
 Hypsipetes Agassiz, 1846 accepted as Hypsipetes Agassiz, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Hypsipetes Vigors, 1831 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Pycnonotidae (Family)

Hypsirhynchus
 Hypsirhynchus Facciolà, 1884 accepted as Rhynchogadus Tortonese, 1948 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gadiformes (Order) > Moridae (Family)
     Hypsirhynchus Günther, 1858 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)

Hypsistoma
 Hypsistoma Agassiz, 1846 [2] accepted as Blepharisma Perty, 1849 · Chromista (Kingdom) > Ciliophora (Phylum) > Heterotrichea (Class) > Heterotrichida (Order) > Blepharismidae (Family)
 Hypsistoma Agassiz, 1846 accepted as Blepharisma Perty, 1849 · Chromista (Kingdom) > Ciliophora (Phylum) > Heterotrichea (Class) > Heterotrichida (Order) > Blepharismidae (Family)

Hypsocarabus
 Hypsocarabus de Lapouge, 1930 accepted as Carabus Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
     Hypsocarabus Semenov, 1898 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)

Hypsocephalus
 Hypsocephalus Millidge, 1978 accepted as Staveleya Sherwood, 2021 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Linyphiidae (Family)
     Hypsocephalus Swift & Ellwood, 1972 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Lutjanidae (Family)

Hypsocleonus
 Hypsocleonus Aurivillius, 1926 accepted as Gasteroclisus Desbrochers, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
 Hypsocleonus Aurivllius, 1921 accepted as Gasteroclisus Desbrochers, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)

Hypsomyia
     Hypsomyia Couri & de Carvalho, 1994 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)
     Hypsomyia McAlpine, 1965 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Pallopteridae (Family)
     Hypsomyia Cortes, 1983 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Hypsophila
     Hypsophila Staudinger, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
     Hypsophila F. von Mueller, 1887 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Celastrales (Order) > Celastraceae (Family)

Hypsophorus
     Hypsophorus Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Hypsophorus Allman, 1864 accepted as Hypsophorus Allman, 1864 (nomen dubium)· Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Campanulinidae (Family)

Hypsophrys
     Hypsophrys Anonymous, 1891 accepted as Hypsophrys Anonymous, 1891 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Decapoda (awaiting allocation) (Family)
 Hypsophrys Wood-Mason in Wood-Mason & Alcock, 1891 accepted as Lamoha Ng, 1998 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Homolidae (Family)
     Hypsophrys Agassiz, 1859 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Cichlidae (Family)

Hypterus
     Hypterus Rafinesque, 1814 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
     Hypterus Owen, 1876 † accepted as Hypterus Owen, 1876 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)

Hyptiotes
     Hyptiotes Agassiz, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Uloboridae (Family)
     Hyptiotes Walckenaer, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Uloboridae (Family)

Hypulus
     Hypulus Paykull, 1798 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Melandryidae (Family)
     Hypulus Rafinesque, 1815 accepted as Helops Fabricius, 1775 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
 Hypulus Horn, 1888 accepted as Dircaea Fabricius, 1798 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Melandryidae (Family)
 Hypulus Curtis, 1829 accepted as Abdera Stephens, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Melandryidae (Family)

Hypurus
     Hypurus Rey, 1882 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
     Hypurus Rafinesque, 1815 accepted as Hypurus Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)

Hyracodon
 Hyracodon Filhol, 1876 † accepted as Hyracodon Filhol, 1876 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
 Hyracodon Tomes, 1863 accepted as Caenolestes Thomas, 1895 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Paucituberculata (Order) > Caenolestidae (Family)
     Hyracodon Leidy, 1856 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Perissodactyla (Order) > Hyracodontidae (Family)

Hyreus
     Hyreus Stephens in Shaw, 1816 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
 Hyreus Hübner, 1819 accepted as Cacyreus Butler, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)

Hyria
     Hyria Stephens, 1829 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Hyria Robineau-Desvoidy, 1863 accepted as Pelatachina Meade, 1894 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
 Hyria Lamarck, 1819 accepted as Prisodon Schumacher, 1817 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Unionoida (Order) > Hyriidae (Family)

Hysia
     Hysia Mulsant, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
 Hysia Gistl, 1848 accepted as Hysia Gistl, 1848 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Aniliidae (Family)
 Hysia Stål, 1875 accepted as Hysiella Bolivar, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)
 Hysia Walker, 1854 accepted as Hypatia Kirby, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)

Hyssopus
     Hyssopus Girault, 1916 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eulophidae (Family)
     Hyssopus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)

Hysteriopsis
 Hysteriopsis Spegazzini, 1906 accepted as Hysterographium Corda, 1842 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Hysteriales (Order) > Hysteriaceae (Family)
     Hysteriopsis H.T. Geyler in N.A.E. von Nordenskiöld, 1887 † · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)

Hysterites
     Hysterites F.J.A.N. Unger, 1841 † · Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)
     Hysterites Göppert, 1836 † · Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) > (Class) > (Order) > (Family)

Hysterium
     Hysterium Persoon, 1797 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Hysteriales (Order) > Hysteriaceae (Family)
 Hysterium Tode, 1791 accepted as Colpoma Wallroth, 1833 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Rhytismatales (Order) > Rhytismataceae (Family)

Hysteroceras
     Hysteroceras Zhuravleva, 1972 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Cephalopoda (awaiting allocation) (Order) > Cephalopoda (awaiting allocation) (Family)
     Hysteroceras Hyatt in Eastman-Zittel, 1900 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Brancoceratidae (Family)

Hysteroconcha
     Hysteroconcha Herrmannsen, 1847 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)
     Hysteroconcha Dall, 1902 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)

Hysterophora
     Hysterophora Obraztsov, 1943 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)
     Hysterophora Obraztsov, 1944 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)

Hysterosia
     Hysterosia Meyrick, 1895 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
     Hysterosia Stephens, 1852 accepted as Hysterosia Stephens, 1852 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)

Hystrichophora
     Hystrichophora Mattfeld, 1936 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
     Hystrichophora Walsingham, 1879 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)

Hystrichosphaeridium
     Hystrichosphaeridium G. Deflandre, 1937 † · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Thoracosphaerales (Order) > Thoracosphaeraceae (Family)
 Hystrichosphaeridium S.N. Naumova, 1968 † accepted as Hystrichosphaeridium S.N. Naumova, 1968 † · Plantae (Kingdom) > Acritarcha (Phylum) > (Class) > (Order) > (Family)

Hystricia
     Hystricia Macquart, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Hystricia J.M. Anderson & H.M. Anderson, 2003 † · Plantae (Kingdom) > Tracheophyta (Phylum) > (Class) > (Order) > (Family)

Hystriciella
 Hystriciella Engel, 1920 accepted as Engelomyia Townsend, 1931 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
     Hystriciella Townsend, 1915 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)

Hystricina
     Hystricina Malloch, 1932 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
     Hystricina Stainbrook, 1945 † (uncertain)· Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Atrypida (Order) > Atrypidae (Family)

Hystrix
     Hystrix Bory de Saint-Vincent, 1822 · Chromista (Kingdom) > Bacillariophyta (Phylum) > Bacillariophyceae (Class) > (Order) > Bacillariophyceae incertae sedis (Family)
 Hystrix Redi in Claparède, 1868 accepted as Aphrodita Linnaeus, 1758 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Aphroditidae (Family)
 Hystrix V. Alstrup & M. Olech, 1993 accepted as Acanthonitschkea Spegazzini, 1908 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Coronophorales (Order) > Nitschkiaceae (Family)
     Hystrix Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Hystricidae (Family)
 Hystrix Moench, 1794 accepted as Elymus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
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