The Taxonomicon
Home
Site map | Contact
Under construction
Homonym: A*
  • Search results: 539 homonyms found
Formal homonyms
 
Senior homonymJunior homonym
 
ICZN:Acanthella (Genus) Schmidt, 1862 - sponge ICZN:Acanthella (Genus) Allman, 1883, nom. illeg. see (Genus) Cladacanthella Calder, 1997 - invertebrate
ICZN:Acanthidium (Genus) Lowe, 1839 - fish ICZN:Acanthidium (Genus) Montrouzier, 1858, nom. illeg. see (Genus) Acanthidiellum Kirkaldy, 1904 - bug
ICZN:Acanthidium (Genus) Lowe, 1839 - fish ICZN:Acanthidium (Genus) Michener & Griswold, 1994, nom. illeg. see (Genus) Acedanthidium Michener, 2000 - bee
ICZN:Acanthidium (Genus) Montrouzier, 1858, nom. illeg. see (Genus) Acanthidiellum Kirkaldy, 1904 - bug ICZN:Acanthidium (Genus) Michener & Griswold, 1994, nom. illeg. see (Genus) Acedanthidium Michener, 2000 - bee
ICZN:Acanthocephalus (Genus) Koelreuter, 1771 - invertebrate ICZN:Acanthocephalus (Genus) A. von Frantzius, 1848, nom. illeg. - protozoan
ICZN:Acanthocerus (Genus) Palisot de Beauvois, [1818] - bug Zoology:Acanthocerus (Genus) MacLeay, 1819, nom. illeg. see (Genus) Ceratocanthus White, 1842 - beetle
ICZN:Acanthognathus (Genus) Mayr, 1887 - ant ICZN:Acanthognathus (Genus) Duncker, 1912, nom. illeg. - fish
ICZN:Acanthopus (Genus) Klug, 1807 - bee ICZN:Acanthopus (Genus) Vernet, 1877, nom. illeg. - crustacean
ICBN:Acanthosphaera (Genus) Lemmermann (1899) - alga ICBN:Acanthosphaera (Genus) Warb. (1907), nom. illeg. see (Genus) Naucleopsis Miquel, in C.F.P. Martius (1853) - plant
ICZN:Acerella (Subgenus) Berlese, 1909 see (Genus) Acerella (Berlese, 1909) Rusek, 1974 - arthropod ICZN:Acerella (Genus) Allen, 1971, nom. illeg. see (Genus) Ephacerella Paclt, 1994 - insect
ICBN:Acetabularia (Genus) J.V. Lamour. (1812) - alga ICBN:Acetabularia (Genus) (Berk.) Massee (1893) see (Genus) Cyphellopus Fayod (1889) - fungus
ICBN:Acetabularia (Genus) J.V. Lamour. (1812) - alga ICBN:Acetabularia (Genus) (Berk.) Massee (1893) see (Genus) Cyphellopus Fayod (1889) - fungus
ICNB:Achromobacter (Genus) Yabuuchi and Yano 1981 - prokaryote ICNB:Achromobacter (Genus) Bergey et al. 1923 - prokaryote
ICNB:Achromobacter (Genus) Yabuuchi and Yano 1981 - prokaryote ICNB:Achromobacter (Genus) Bergey et al. 1923 - prokaryote
ICZN:Actinia maculata M. Bruguière, 1792 - invertebrate ICZN:Actinia maculata Adams, 1800, nom. illeg. see Adamsia palliata (J.P. Bohadsch, 1761 ex O.F. Müller, 1776) - invertebrate
ICZN:Actinophrys marina Dujardin, 1841 see Actinophrys sol (Müller, 1773) Ehrenberg, 1830 - alga ICZN:Actinophrys marina Mikrjukov, 1996, nom. illeg. see Actinophrys tauryanini K.A. Mikrjukov & D.J. Patterson, 2001 - alga
ICZN:Actinophrys marina Dujardin, 1841 see Actinophrys sol (Müller, 1773) Ehrenberg, 1830 - alga ICZN:Actinophrys marina Mikrjukov, 1996, nom. illeg. see Actinophrys tauryanini K.A. Mikrjukov & D.J. Patterson, 2001 - alga
ICZN:Adamas (Genus) Malaise, 1945 - insect ICZN:Adamas (Genus) Huber, 1979, nom. illeg. see (Genus) Fenerbahce Özdikmen et al., 2006 - fish
ICZN:Adamas (Genus) Malaise, 1945 - insect ICZN:Adamas (Genus) Huber, 1979, nom. illeg. see (Genus) Fenerbahce Özdikmen et al., 2006 - fish
ICZN:Adelina (Genus) Dejean, 1835, nom. nud. - beetle ICZN:Adelina (Genus) Hesse, 1911, nom. illeg. - protozoan
ICZN:Adelomyia (Genus) Bonaparte, 1854, nom. nud. - bird ICZN:Adelomyia (Genus) G. Ulmer, 1912, nom. illeg. - insect
ICZN:Advena (Genus) Gude, 1913 - mollusc ICZN:Advena (Genus) Kabata, 1979, nom. illeg. see (Genus) Kabatazus H. Özdikmen, 2008 - crustacean
ICBN:Agaricomycotina (Subphylum) Doweld (2001) - fungus ICBN:Agaricomycotina (Subphylum) R. Bauer, Begerow, J.P. Samp., M. Weiß & Oberw., 2006, nom. illeg. see (Class) Basidiomycetes G. Winter (1880) - fungus
ICBN:Agaricomycotina (Subphylum) Doweld (2001) - fungus ICBN:Agaricomycotina (Subphylum) R. Bauer, Begerow, J.P. Samp., M. Weiß & Oberw., 2006, nom. illeg. see (Class) Basidiomycetes G. Winter (1880) - fungus
ICBN:Ainsworthia (Genus) Boissier (1844) - plant ICBN:Ainsworthia (Genus) Bat. & Cif. (1962) see (Genus) Phaeosaccardinula Henn. (1905) - fungus
ICZN:Albionella (Genus) Chickering, 1946 - spider ICZN:Albionella (Genus) Kabata, 1979, nom. illeg. see (Genus) Neoalbionella H. Özdikmen, 2008 - crustacean
ICZN:Alcinoe (Genus) Rang, 1828 - invertebrate ICZN:Alcinoe (Genus) Delle Chiaje, 1829[1830], nom. illeg. see (Genus) Leucothea Mertens, 1833 - invertebrate
ICZN:Alloneura (Genus) Rondani, 1856 - fly ICZN:Alloneura (Genus) Selys, 1860, nom. illeg. see (Genus) Caconeura Kirby, 1890 - insect
ICZN:Alloneura (Genus) Rondani, 1856 - fly ICZN:Alloneura (Genus) Selys, 1860, nom. illeg. see (Genus) Caconeura Kirby, 1890 - insect
ICBN:Alpinia (Genus) L. (1753), nom. rej. - plant ICBN:Alpinia (Genus) Roxburgh, 1810, nom. cons. - plant
ICBN:Amanita (Genus) Dill. ex Boehm. (1760) see (Genus) Agaricus L. (1753) : Fr. - fungus ICBN:Amanita (Genus) Pers. (1797) - fungus
ICBN:Amanita (Genus) Dill. ex Boehm. (1760) see (Genus) Agaricus L. (1753) : Fr. - fungus ICBN:Amanita (Genus) Pers. (1797) - fungus
ICZN:Amaurina (Genus) Kolbe, 1895 - beetle ICZN:Amaurina (Genus) Aurivillius, 1910, nom. illeg. see (Genus) Amauris Hübner, 1816 - butterfly
ICZN:Ammobatoides (Genus) Radoszkowski, 1868[1867] - bee ICZN:Ammobatoides (Genus) Schenk, 1869, nom. illeg. see (Genus) Ammobates Latreille, 1809 - bee
ICBN:Amomum (Genus) C. Linnaeus, 1753, nom. rej. - plant ICBN:Amomum (Genus) Roxburgh, 1820, nom. cons. - plant
ICZN:Amphinome (Genus) Bruguière, 1789[1792] - annelid ICZN:Amphinome (Genus) Meigen, 1800, nom. illeg. see (Genus) Limonia Meigen, 1803 - fly
ICZN:Amphiporidae (Family) McIntosh, 1874 - invertebrate ICZN:Amphiporidae (Family) Ruhkin, 1930s - sponge
ICZN:Amymone (Genus) Müller, 1776 - crustacean ICZN:Amymone (Genus) Claus, 1860, nom. illeg. see (Genus) Tegastes Norman, 1903 - crustacean
ICZN:Amymone (Genus) Müller, 1776 - crustacean ICZN:Amymone (Genus) Claus, 1863, nom. illeg. see (Genus) Parategastes G.O. Sars, 1904 - crustacean
ICZN:Amymone (Genus) Claus, 1860, nom. illeg. see (Genus) Tegastes Norman, 1903 - crustacean ICZN:Amymone (Genus) Claus, 1863, nom. illeg. see (Genus) Parategastes G.O. Sars, 1904 - crustacean
ICBN:Anacardium (Genus) L. (1753) - plant ICBN:Anacardium (Genus) Lamarck, 1783, nom. illeg. - plant
ICZN:Anadara (Genus) Gray, 1847 - mollusc ICZN:Anadara (Genus) Moore, 1883, nom. illeg. see (Genus) Euploea Fabricius, 1807 - butterfly
ICZN:Anaides (Genus) Westwood, 1842a - beetle ICZN:Anaides (Genus) Baird, 1851, nom. illeg. see (Genus) Aneides Baird, 1851 - amphibian
ICZN:Anaspididae (Family) Mulsant, 1856 see (Subfamily) Anaspidinae Mulsant, 1856 - beetle ICZN:Anaspididae (Family) Thomson, 1894 - crustacean
ICZN:Ancalagon (Genus) Conway Morris, 1977 - invertebrate ICZN:Ancalagon (Genus) van Valen, 1978, nom. illeg. see (Genus) †Ankalagon van Valen, 1980 - mammal
ICZN:Ancorina (Genus) Schmidt, 1862 - sponge ICZN:Ancorina (Genus) - protozoan
ICZN:Androgynella (Genus) Cockerell, 1911 - insect ICZN:Androgynella (Genus) Gutu, 2006, nom. illeg. - crustacean
ICZN:Anepsius (Genus) LeConte, 1851 - beetle ICZN:Anepsius (Genus) Haliday ex Loew, 1857, nom. illeg. see (Genus) Anepsiomyia Bezzi, 1902 - fly
ICZN:Anomoea (Genus) Chevrolat ex Dejean, 1835, nom. emend. - beetle ICZN:Anomoea (Genus) Lacordaire, 1848, nom. illeg. see (Genus) Anomoia Walker, 1835 - fly
ICZN:Anomoia (Genus) Walker, 1835 - fly ICZN:Anomoia (Genus) Chevrolat ex Dejean, 1835, nom. illeg. see (Genus) Anomoea Chevrolat ex Dejean, 1835, nom. emend. - beetle
ICZN:Anonymus (Genus) Lang, 1884 - flatworm ICZN:Anonymus (Genus) Storer, 1988 - mammal
ICZN:Anops (Genus) Oken, 1815 see (Genus) Haemobaphes Steenstrup & Lütken, 1861 - crustacean ICZN:Anops (Genus) Bell, 1833, nom. illeg. - reptile
ICZN:Anoura (Genus) Gray, 1838 - mammal ICZN:Anoura (Genus) Gervais, 1843, nom. illeg. - arthropod
ICZN:Anthophila (Genus) Haworth, 1811 - moth ICZN:Anthophila (Genus) Ochsenheimer, 1816, nom. illeg. see (Genus) Thalpochares Lederer, 1853 - moth
ICZN:Apis subterranea Linnaeus, 1758 - bee ICZN:Apis subterranea C. Linnaeus, 1758, nom. illeg. - bee
ICZN:Apis surinamensis Linnaeus, 1758 - bee ICZN:Apis surinamensis C. Linnaeus, 1758, nom. illeg. - bee
ICZN:Apteronina (Genus) Wasmann, 1901 - beetle ICZN:Apteronina (Genus) Borgmeier, 1958, nom. illeg. see (Genus) Apteronilla Borgmeier, 1959 - fly
ICZN:Archiclops (Genus) Karsch, 1891 - insect ICZN:Archiclops (Genus) Bischof, 1900, nom. illeg. - fly
ICZN:Arge (Genus) Schrank, 1802 - insect ICZN:Arge (Genus) Hübner, [1819], nom. illeg. see (Genus) Melanargia Meigen, 1828 - butterfly
ICZN:Argidae (Family) - insect ICZN:Argidae (Family) see (Family) Astroblepidae Bleeker, 1862 - fish
ICZN:Aricia (Genus) Reichenbach, 1817 see (Subgenus) Aricia - butterfly ICZN:Aricia (Genus) Savigny, 1822 see (Genus) Orbinia de Quatrefages, 1865 - annelid
ICZN:Aridella (Genus) Kasparyan, 1970 - wasp ICZN:Aridella (Genus) Saaristo, 2002, nom. illeg. - spider
ICZN:Armandia (Genus) de Filippi, 1862 - annelid ICZN:Armandia (Genus) Blanchard, 1871 see (Genus) Bhutanitis Atkinson, 1873 - butterfly
ICZN:Armania (Genus) Dlussky, 1983 - wasp ICZN:Armania (Genus) Gabuniya & Dashzeveg, 1988, nom. illeg. - mammal
ICZN:Ascia (Genus) Scopoli, 1777 - butterfly ICZN:Ascia (Genus) Meigen, 1822, nom. illeg. see (Genus) Neoascia Williston, 1886 - fly
ICZN:Astraea (Genus) Röding, 1798 - mollusc ICZN:Astraea (Genus) Lamarck, 1801, nom. illeg. - invertebrate
ICZN:Asymmetrura (Genus) Fariña, 1981 - mammal ICZN:Asymmetrura (Genus) Landry, 1991, nom. illeg. - moth
ICZN:Atelopus (Genus) Duméril & Bibron, 1841 - amphibian ICZN:Atelopus (Genus) see (Genus) Ateleopus Temminck & Schlegel, 1846 - fish
ICZN:Atractodes (Genus) Gravenhorst, 1829 - wasp ICZN:Atractodes (Genus) Germar, 1839, nom. illeg. see (Genus) Atractosomus Lacordaire, 1857 - beetle
ICZN:Atropos (Genus) Oken, 1815 see (Genus) Acherontia Laspeyres, 1809 - moth ICZN:Atropos (Genus) Leach, 1815 - insect
ICZN:Automolus (Genus) Reichenbach, 1853 - bird ICZN:Automolus (Genus) Burmeister, 1855, nom. illeg. see (Genus) Automolius Britton, 1978 - beetle
ICZN:Axiidae (Family) Huxley, 1879 - crustacean ICZN:Axiidae (Family) Rebel, 1919, nom. illeg. see (Family) Cimeliidae Chrétien, 1916 - moth
ICZN:Axiidae (Family) Huxley, 1879 - crustacean ICZN:Axiidae (Family) Rebel, 1919, nom. illeg. see (Family) Cimeliidae Chrétien, 1916 - moth
 
Formal homonyms
 
Senior homonymJunior homonym
 
ICZN:Aaata (Genus) Semenov-Tian-Shanskij, 1906 - beetle ICZN:Aaata (Genus) de Laubenfels, 1930, nom. illeg. see (Subgenus) Microciona Bowerbank, 1862 - sponge
ICZN:Abacodes (Genus) Thomson, 1858 - beetle ICZN:Abacodes (Genus) Jeannel, 1948, nom. illeg. - beetle
ICZN:Abalius (Genus) Cabanis, 1861 - bird ICZN:Abalius (Genus) Kraepelin, 1897, nom. illeg. - arthropod
ICZN:Abantiades (Genus) Herrich-Schäffer, [1856] - moth ICZN:Abantiades (Genus) Fairmaire, 1894, nom. illeg. - beetle
ICZN:Abantiades (Genus) Herrich-Schäffer, [1856] - moth ICZN:Abantiades (Genus) Broun, 1914, nom. illeg. see (Genus) Abantiadinus Schenkling, 1929 - beetle
ICZN:Abantiades (Genus) Fairmaire, 1894, nom. illeg. - beetle ICZN:Abantiades (Genus) Broun, 1914, nom. illeg. see (Genus) Abantiadinus Schenkling, 1929 - beetle
ICBN:Abapus (Genus) Adanson (1763) see (Genus) Gethyllis L. (1753) - plant ICBN:Abapus (Genus) Rafinesque (1838) see (Genus) Papiria Thunberg (1776) - plant
ICZN:Abarys (Genus) Agassiz, 1846 - beetle ICZN:Abarys (Genus) Turner, 1947, nom. illeg. see (Genus) Abareia Whalley, 1970 - moth
ICZN:Abas (Genus) Fennah, 1950 - bug ICZN:Abas (Genus) Núñez & Yáñez, 1984, nom. illeg. see (Genus) Liolaemus Wiegmann, 1834 - reptile
ICZN:Abascantus (Genus) Stål, 1864 - bug ICZN:Abascantus (Genus) Schaufuss, 1886, nom. illeg. see (Genus) Abascantodes Strand, 1928 - beetle
ICZN:Abbottina (Genus) Jordan & Fowler, 1903 - fish ICZN:Abbottina (Genus) McCulloch, 1977, nom. illeg. see (Genus) Nonion Montfort, 1808 - protozoan
ICZN:Abeillea (Genus) Simon, 1897 see (Genus) Abeillia Bonaparte, 1850 - bird ICZN:Abeillea (Genus) Sahlberg, 1908, nom. illeg. - beetle
ICZN:Abella (Genus) von Heyden, 1826 - arthropod ICZN:Abella (Genus) Walker, 1862, nom. illeg. - moth
ICZN:Abelterus (Genus) Stål, 1865 - bug ICZN:Abelterus (Genus) Heine & Reichenow, 1882-1890[1890], nom. illeg. - bird
ICZN:Abichia (Genus) Gemmellaro, 1888 - mollusc ICZN:Abichia (Genus) Andrusov, 1907, nom. illeg. - mollusc
ICZN:Abila (Genus) Gray, 1867 see (Subgenus) Microciona Bowerbank, 1862 - sponge ICZN:Abila (Genus) Stål, 1878, nom. illeg. see (Genus) Abilenia Strand, 1928 - insect
ICBN:Abola (Genus) Adanson (1763) see (Genus) Cinna L. (1753) - plant ICBN:Abola (Genus) Lindley (1853) - plant
ICZN:Abrana (Genus) Strand, 1928 - mammal ICZN:Abrana (Genus) Parker, 1931, nom. illeg. see (Genus) Parkerana Dubois, 1984 - amphibian
ICZN:Abranchus (Genus) Boïé, 1824 see (Genus) Abrancha van Hasselt, 1824 - mollusc ICZN:Abranchus (Genus) Harlan, 1825, nom. illeg. - reptile
ICZN:Abranchus (Genus) Boïé, 1824 see (Genus) Abrancha van Hasselt, 1824 - mollusc ICZN:Abranchus (Genus) Johansson, 1896, nom. illeg. - annelid
ICZN:Abranchus (Genus) Harlan, 1825, nom. illeg. - reptile ICZN:Abranchus (Genus) Johansson, 1896, nom. illeg. - annelid
ICZN:Absentia (Genus) Togashi, 1990 - insect ICZN:Absentia (Genus) Huang, 2001, nom. illeg. - arthropod
ICZN:Absolonia (Genus) Börner, 1901 - arthropod ICZN:Absolonia (Genus) Roewer, 1915, nom. illeg. see (Genus) Abasola Strand, 1928 - arthropod
ICZN:Absyrtes (Genus) Guenée, 1857 - moth ICZN:Absyrtes (Genus) Brischke, 1880, nom. illeg. - insect
ICZN:Acacallis (Genus) Hübner, [1823] - moth ICZN:Acacallis (Genus) Pascoe, 1883, nom. illeg. see (Genus) Apocallus Marshall, 1939 - beetle
ICZN:Acachmena (Genus) Turner, 1908 - moth ICZN:Acachmena (Genus) Turner, 1911, nom. illeg. see (Genus) Cathetus Fletcher, 1979 - moth
ICZN:Acaerus (Genus) Pascoe, 1882 - beetle ICZN:Acaerus (Genus) Loginova, 1976, nom. illeg. - bug
ICZN:Acalanthis (Genus) Erichson, 1844 - beetle ICZN:Acalanthis (Genus) Gistl, 1848, nom. illeg. - arthropod
ICZN:Acalia (Genus) Gray, 1840 - echinoderm ICZN:Acalia (Genus) Guenée, 1845, nom. illeg. see (Genus) Lignyoptera Lederer, 1853 - moth
ICZN:Acamas (Genus) de Montfort, 1808 - mollusc ICZN:Acamas (Genus) Duchassaing & Michelotti, 1864, nom. illeg. see (Genus) Acamasina de Laubenfels, 1936 - sponge
ICZN:Acanthaspis (Genus) Amyot & Serville, 1843 - bug ICZN:Acanthaspis (Genus) Newberry, 1875, nom. illeg. see (Genus) Ohiodorulites Whitley, 1933 - fish
ICZN:Acanthechinus (Genus) Duncan & Sladen, 1882 - echinoderm ICZN:Acanthechinus (Genus) Stebbing, 1888, nom. illeg. - crustacean
ICZN:Acanthobrachys (Genus) Fieber, 1861[1860] - bug ICZN:Acanthobrachys (Genus) Lacordaire, 1863, nom. illeg. see (Genus) Acanthobrachis Jekel, 1853[1854] - beetle
ICZN:Acanthobracon (Genus) Kriechbaumer, 1900 - insect ICZN:Acanthobracon (Genus) Szépligeti, 1902, nom. illeg. - insect
ICZN:Acanthocampa (Genus) Packard, 1902 - moth ICZN:Acanthocampa (Genus) Dyar, 1905, nom. illeg. - moth
ICZN:Acanthocaris (Genus) Sim, 1872 - crustacean ICZN:Acanthocaris (Genus) Peach, 1883, nom. illeg. - crustacean
ICZN:Acanthocephalus (Genus) Koelreuter, 1771 - invertebrate ICZN:Acanthocephalus (Genus) Qiu, 1983, nom. illeg. - arthropod
ICZN:Acanthocephalus (Genus) A. von Frantzius, 1848, nom. illeg. - protozoan ICZN:Acanthocephalus (Genus) Qiu, 1983, nom. illeg. - arthropod
ICZN:Acanthochila (Genus) Mörch, 1868 - mollusc ICZN:Acanthochila (Genus) Stål, 1873, nom. illeg. - bug
ICZN:Acanthochirus (Genus) Peters, 1861 - arthropod ICZN:Acanthochirus (Genus) Oppel, 1862, nom. illeg. see (Genus) Acanthochirana Strand, 1928 - crustacean
ICZN:Acanthochitus (Genus) Philippi, 1844 - mollusc ICZN:Acanthochitus (Genus) Herrmannsen, 1846, nom. illeg. see (Genus) Acanthochites Risso, 1826 - mollusc
ICZN:Acanthochrysis (Genus) Conrad, 1932 - protozoan ICZN:Acanthochrysis (Genus) Haupt, 1956, nom. illeg. - insect
ICBN:Acanthocladium (Genus) F. Muell. (1861) - plant ICBN:Acanthocladium (Genus) Mitten (1878), nom. illeg. - plant
ICZN:Acanthocnemis (Genus) Hawle & Corda, 1847 - arthropod ICZN:Acanthocnemis (Genus) Blanchard, 1852, nom. illeg. - fly
ICZN:Acanthocnemis (Genus) Hawle & Corda, 1847 - arthropod ICZN:Acanthocnemis (Genus) Signoret, 1865, nom. illeg. - bug
ICZN:Acanthocnemis (Genus) Blanchard, 1852, nom. illeg. - fly ICZN:Acanthocnemis (Genus) Signoret, 1865, nom. illeg. - bug
ICZN:Acanthocyathus (Genus) Milne-Edwards & Haime, 1848 - invertebrate ICZN:Acanthocyathus (Genus) Bedford, 1934, nom. illeg. - sponge
ICZN:Acanthodera (Genus) Agassiz, 1846 - beetle ICZN:Acanthodera (Genus) Westwood, 1847, nom. illeg. see (Genus) Acanthoderus Gray, 1835 - insect
ICZN:Acanthodesma (Genus) Zittel, 1876 - protozoan ICZN:Acanthodesma (Genus) Uhler, 1896, nom. illeg. - bug
ICZN:Acanthodiscus (Genus) Uhlig, 1905 - mollusc ICZN:Acanthodiscus (Genus) MacCallum, 1918, nom. illeg. - flatworm
ICZN:Acanthodiscus (Genus) Uhlig, 1905 - mollusc ICZN:Acanthodiscus (Genus) Volkmer-Ribeiro, 1996, nom. illeg. see (Genus) Racekiela Bass & Volkmer-Ribeiro, 1998 - sponge
ICZN:Acanthodiscus (Genus) MacCallum, 1918, nom. illeg. - flatworm ICZN:Acanthodiscus (Genus) Volkmer-Ribeiro, 1996, nom. illeg. see (Genus) Racekiela Bass & Volkmer-Ribeiro, 1998 - sponge
ICZN:Acanthodon (Genus) Guérin-Ménéville, 1838 - arthropod ICZN:Acanthodon (Genus) von Meyer, 1843, nom. illeg. - mammal
ICZN:Acanthodon (Genus) von Meyer, 1843, nom. illeg. - mammal ICZN:Acanthodon (Genus) Weise, 1880, nom. illeg. see (Genus) Machomena Dubois, 1887 - beetle
ICZN:Acanthodon (Genus) Guérin-Ménéville, 1838 - arthropod ICZN:Acanthodon (Genus) Weise, 1880, nom. illeg. see (Genus) Machomena Dubois, 1887 - beetle
ICBN:Acanthogonyaulax (Genus) (Kof.) H. Graham (1942) see (Genus) Gonyaulax Diesing (1866) - protist ICBN:Acanthogonyaulax (Genus) Sarjeant (1966) - protist
ICZN:Acantholithus (Genus) Stimpson, 1858 see (Genus) Paralomis White, 1856 - crustacean ICZN:Acantholithus (Genus) Lindström, 1899, nom. illeg. see (Genus) Acidolites Lang, Smith & Thomas, 1940 - invertebrate
ICZN:Acantholonche (Genus) Haeckel, 1881 - protozoan ICZN:Acantholonche (Genus) Popofsky, 1904, nom. illeg. - protozoan
ICZN:Acantholophus (Genus) Guérin-Ménéville, 1838 - beetle ICZN:Acantholophus (Genus) Koch, 1839, nom. illeg. - arthropod
ICZN:Acanthomerus (Genus) Guérin, 1834 - beetle ICZN:Acanthomerus (Genus) Schönherr, 1843, nom. illeg. see (Genus) Carteromerus Lacordaire, 1863 - beetle
ICZN:Acanthomys (Genus) Lesson, 1842 - mammal ICZN:Acanthomys (Genus) Gray, 1843, nom. illeg. - mammal
ICZN:Acanthomys (Genus) Lesson, 1842 - mammal ICZN:Acanthomys (Genus) Gray, 1867, nom. illeg. - mammal
ICZN:Acanthomys (Genus) Gray, 1843, nom. illeg. - mammal ICZN:Acanthomys (Genus) Gray, 1867, nom. illeg. - mammal
ICZN:Acanthomys (Genus) Gray, 1867, nom. illeg. - mammal ICZN:Acanthomys (Genus) Tokuda, 1941, nom. illeg. see (Genus) Tokudamys Johnson, 1946 - mammal
ICZN:Acanthomys (Genus) Lesson, 1842 - mammal ICZN:Acanthomys (Genus) Tokuda, 1941, nom. illeg. see (Genus) Tokudamys Johnson, 1946 - mammal
ICZN:Acanthomys (Genus) Gray, 1843, nom. illeg. - mammal ICZN:Acanthomys (Genus) Tokuda, 1941, nom. illeg. see (Genus) Tokudamys Johnson, 1946 - mammal
ICZN:Acanthonia (Genus) Haeckel, 1881 - protozoan ICZN:Acanthonia (Genus) Popofsky, 1904, nom. illeg. - protozoan
ICZN:Acanthonia (Genus) Popofsky, 1904, nom. illeg. - protozoan ICZN:Acanthonia (Genus) Wasmann, 1918, nom. illeg. see (Genus) Gapia Blackwelder, 1952 - beetle
ICZN:Acanthonia (Genus) Haeckel, 1881 - protozoan ICZN:Acanthonia (Genus) Wasmann, 1918, nom. illeg. see (Genus) Gapia Blackwelder, 1952 - beetle
ICZN:Acanthonotus (Genus) Goldfuss, 1809 see (Genus) Tachyglossus Illiger, 1811 - mammal ICZN:Acanthonotus (Genus) Ross, 1835, nom. illeg. see (Genus) Acanthonotozoma Boeck, 1876 - crustacean
ICZN:Acanthonotus (Genus) Goldfuss, 1809 see (Genus) Tachyglossus Illiger, 1811 - mammal ICZN:Acanthonotus (Genus) Nalepa, 1889, nom. illeg. see (Genus) Tegonotus Nalepa, 1890 - mite
ICZN:Acanthonotus (Genus) Ross, 1835, nom. illeg. see (Genus) Acanthonotozoma Boeck, 1876 - crustacean ICZN:Acanthonotus (Genus) Nalepa, 1889, nom. illeg. see (Genus) Tegonotus Nalepa, 1890 - mite
ICZN:Acanthopalpus (Genus) Ausserer, 1871 - arthropod ICZN:Acanthopalpus (Genus) Makarova, 1978, nom. illeg. - mite
ICZN:Acanthophallus (Genus) Cope, 1893 - reptile ICZN:Acanthophallus (Genus) Coiffait, 1956, nom. illeg. see (Genus) Acanthophus Coiffait, 1983 - beetle
ICZN:Acanthophallus (Genus) Lühe, 1903, nom. illeg. - flatworm ICZN:Acanthophallus (Genus) Coiffait, 1956, nom. illeg. see (Genus) Acanthophus Coiffait, 1983 - beetle
ICZN:Acanthophallus (Genus) Cope, 1893 - reptile ICZN:Acanthophallus (Genus) Lühe, 1903, nom. illeg. - flatworm
ICZN:Acanthophila (Genus) Heinemann, 1877[1870] - moth ICZN:Acanthophila (Genus) Duda, 1924, nom. illeg. - fly
ICZN:Acanthophlebia (Genus) Towns, 1983 - insect ICZN:Acanthophlebia (Genus) Clarke, 1986, nom. illeg. - moth
ICZN:Acanthophrys (Genus) Milne-Edwards, 1865 - crustacean ICZN:Acanthophrys (Genus) Loman, 1902, nom. illeg. see (Genus) Acanthophrysella Strand, 1911 - arthropod
ICZN:Acanthoplites (Genus) Sinzow, 1907 - mollusc ICZN:Acanthoplites (Genus) Douvillé, 1912, nom. illeg. - mollusc
ICZN:Acanthopsilus (Genus) Kieffer, 1908 - insect ICZN:Acanthopsilus (Genus) Portevin, 1914, nom. illeg. - beetle
ICZN:Acanthopterus (Genus) Gray, 1832 - beetle ICZN:Acanthopterus (Genus) Faust, 1889, nom. illeg. - beetle
ICZN:Acanthopygus (Genus) Montrouzier, 1861 - beetle ICZN:Acanthopygus (Genus) Deyrolle, 1864, nom. illeg. see (Genus) Geralius Harold, 1869 - beetle
ICZN:Acanthopyrgus (Genus) Descamps & Wintrebert, 1966 - insect ICZN:Acanthopyrgus (Genus) Handfield, 1967, nom. illeg. see (Genus) †Yukonensis Özdikmen, 2009 - sponge
ICZN:Acanthorhinus (Genus) de Blainville, 1816 - fish ICZN:Acanthorhinus (Genus) Agassiz, 1846, nom. illeg. - beetle
ICZN:Acanthosoma (Genus) Curtis, 1824 - bug ICZN:Acanthosoma (Genus) Claus, 1863, nom. illeg. - crustacean
ICZN:Acanthosphaera (Genus) Ehrenberg, 1858 - protozoan ICZN:Acanthosphaera (Genus) Duan, 1984, nom. illeg. - invertebrate
ICZN:Acanthostoma (Genus) Fischer[-Waldheim], 1813 - annelid ICZN:Acanthostoma (Genus) Credner, 1883, nom. illeg. - amphibian
ICZN:Acanthostoma (Genus) Fischer[-Waldheim], 1813 - annelid ICZN:Acanthostoma (Genus) Kriechbaumer, 1894, nom. illeg. - insect
ICZN:Acanthostoma (Genus) Credner, 1883, nom. illeg. - amphibian ICZN:Acanthostoma (Genus) Kriechbaumer, 1894, nom. illeg. - insect
ICZN:Acanthothorax (Genus) Gaede, 1832 - beetle ICZN:Acanthothorax (Genus) A. Costa, 1839, nom. illeg. see (Genus) Costiella Reuter, 1890 - bug
ICZN:Acanthothorax (Genus) Gaede, 1832 - beetle ICZN:Acanthothorax (Genus) Bretfeld & Griegel, 1999, nom. illeg. - arthropod
ICZN:Acanthothorax (Genus) A. Costa, 1839, nom. illeg. see (Genus) Costiella Reuter, 1890 - bug ICZN:Acanthothorax (Genus) Bretfeld & Griegel, 1999, nom. illeg. - arthropod
ICZN:Acanthotrema (Genus) Travassos, 1928 - flatworm ICZN:Acanthotrema (Genus) Baker & Rowe, 1990, nom. illeg. - echinoderm
ICZN:Acanthotrema (Genus) Travassos, 1928 - flatworm ICZN:Acanthotrema (Genus) Oshmarin & Parakhin, 1960, nom. illeg. - flatworm
ICZN:Acanthotrema (Genus) Oshmarin & Parakhin, 1960, nom. illeg. - flatworm ICZN:Acanthotrema (Genus) Baker & Rowe, 1990, nom. illeg. - echinoderm
ICZN:Acardo (Genus) Bruguière, 1789 see (Genus) Arcado Bruguière, 1789 - mollusc ICZN:Acardo (Genus) Lamarck, 1799, nom. illeg. - mollusc
ICZN:Acardo (Genus) Bruguière, 1789 see (Genus) Arcado Bruguière, 1789 - mollusc ICZN:Acardo (Genus) Swainson, 1840, nom. illeg. - mollusc
ICZN:Acardo (Genus) Lamarck, 1799, nom. illeg. - mollusc ICZN:Acardo (Genus) Swainson, 1840, nom. illeg. - mollusc
ICZN:Acardo (Genus) Lamarck, 1799, nom. illeg. - mollusc ICZN:Acardo (Genus) Herrmannsen, 1846, nom. illeg. - mollusc
ICZN:Acardo (Genus) Swainson, 1840, nom. illeg. - mollusc ICZN:Acardo (Genus) Herrmannsen, 1846, nom. illeg. - mollusc
ICZN:Acardo (Genus) Bruguière, 1789 see (Genus) Arcado Bruguière, 1789 - mollusc ICZN:Acardo (Genus) Herrmannsen, 1846, nom. illeg. - mollusc
ICZN:Acarellus (Genus) Westwood, 1870 - arthropod ICZN:Acarellus (Genus) Tatem, 1872, nom. illeg. - arthropod
ICBN:Acarna (Genus) Boehmer (1760) see (Genus) Atractylis L. (1753) - plant ICBN:Acarna (Genus) J. Hill (1762) see (Genus) Picnomon Adanson (1763) - plant
ICZN:Acaroceras (Genus) Grandjean, 1936 - mite ICZN:Acaroceras (Genus) Chen, Qi & Chen, 1979, nom. illeg. - mollusc
ICZN:Acaroceras (Subgenus) Grandjean, 1936 - mite ICZN:Acaroceras (Genus) Chen, Qi & Chen, 1979, nom. illeg. - mollusc
ICZN:Acaropsis (Genus) Moquin-Tandon, 1863 - mite ICZN:Acaropsis (Genus) Steindachner, 1875, nom. illeg. see (Genus) Acaronia Myers, 1940 - fish
ICZN:Acathartus (Genus) Fåhraeus, 1872 - beetle ICZN:Acathartus (Genus) Grouvelle, 1913, nom. illeg. - beetle
ICZN:Acca (Genus) Hübner, 1819 - butterfly ICZN:Acca (Genus) Johnson, 1899, nom. illeg. see (Genus) Aka de Laubenfels, 1936, nom. illeg. - sponge
ICZN:Accola (Genus) Simon, 1889 - arthropod ICZN:Accola (Genus) Jordan, 1894, nom. illeg. see (Genus) Accolona Strand, 1942 - beetle
ICZN:Acelis (Genus) Diesing, 1862 - flatworm ICZN:Acelis (Genus) Plehn, 1896, nom. illeg. - flatworm
ICZN:Acentetus (Genus) Cabanis & Heine, 1862-1863[1863] - bird ICZN:Acentetus (Genus) Scudder, 1897, nom. illeg. see (Genus) Akentetus McNeill, 1897 - insect
ICZN:Acera (Genus) Lamarck, 1812 - mollusc ICZN:Acera (Genus) Albers, 1850, nom. illeg. - mollusc
ICZN:Aceratosmia (Genus) Schmiedeknecht, [1885] - insect ICZN:Aceratosmia (Genus) Tkalcu, 1969, nom. illeg. - insect
ICZN:Acerella (Genus) (Berlese, 1909) Rusek, 1974 - arthropod ICZN:Acerella (Genus) Allen, 1971, nom. illeg. see (Genus) Ephacerella Paclt, 1994 - insect
ICZN:Aceros (Genus) Hodgson, 1844 - bird ICZN:Aceros (Genus) Boeck, 1861, nom. illeg. see (Genus) Arrhis Stebbing, 1906 - crustacean
ICZN:Acerus (Genus) Agassiz, 1846 - bird ICZN:Acerus (Genus) Burmeister, 1847, nom. illeg. - beetle
ICZN:Acerus (Genus) Agassiz, 1846 - bird ICZN:Acerus (Genus) Michael, 1884, nom. illeg. - arthropod
ICZN:Acerus (Genus) Burmeister, 1847, nom. illeg. - beetle ICZN:Acerus (Genus) Michael, 1884, nom. illeg. - arthropod
ICZN:Acervularia (Genus) Schweigger, 1819 - invertebrate ICZN:Acervularia (Genus) Lonsdale, 1839, nom. illeg. - invertebrate
ICZN:Acestus (Genus) Leidy, 1852 - annelid ICZN:Acestus (Genus) Haag-Rutenberg, 1875, nom. illeg. see (Genus) Acestophanus Koch, 1950 - beetle
ICZN:Achaetothrips (Genus) Karny, 1908 - insect ICZN:Achaetothrips (Genus) Shumsher Singh, 1946, nom. illeg. - insect
ICZN:Acheles (Genus) Cocco, 1832 see (Genus) Sergestes Milne-Edwards, 1830 - crustacean ICZN:Acheles (Genus) Oudemans, 1903, nom. illeg. see (Genus) Raphignathus Dugès, 1834 - mite
ICBN:Achyronia (Genus) A. van Royen ex L. (1758) - plant ICBN:Achyronia (Genus) J.C. Wendland, 1798, nom. illeg. - plant
ICZN:Aciculina (Genus) Meek, 1871 see (Genus) Streptacis Meek, 1871 - mollusc ICZN:Aciculina (Genus) Vyalov, 1966, nom. illeg. see (Genus) †Aciculella Vyalov, 1968 - protozoan
ICZN:Aciculina (Genus) Westerlund, 1887 - mollusc ICZN:Aciculina (Genus) Vyalov, 1966, nom. illeg. see (Genus) †Aciculella Vyalov, 1968 - protozoan
ICZN:Aciculina (Genus) Adams, 1853 - mollusc ICZN:Aciculina (Genus) Vyalov, 1966, nom. illeg. see (Genus) †Aciculella Vyalov, 1968 - protozoan
ICZN:Aciculina (Genus) Deshayes, 1862 - mollusc ICZN:Aciculina (Genus) Vyalov, 1966, nom. illeg. see (Genus) †Aciculella Vyalov, 1968 - protozoan
ICZN:Aciculina (Genus) Adams, 1853 - mollusc ICZN:Aciculina (Genus) Deshayes, 1862 - mollusc
ICZN:Aciculina (Genus) Adams, 1853 - mollusc ICZN:Aciculina (Genus) Meek, 1871 see (Genus) Streptacis Meek, 1871 - mollusc
ICZN:Aciculina (Genus) Deshayes, 1862 - mollusc ICZN:Aciculina (Genus) Meek, 1871 see (Genus) Streptacis Meek, 1871 - mollusc
ICZN:Aciculina (Genus) Deshayes, 1862 - mollusc ICZN:Aciculina (Genus) Westerlund, 1887 - mollusc
ICZN:Aciculina (Genus) Meek, 1871 see (Genus) Streptacis Meek, 1871 - mollusc ICZN:Aciculina (Genus) Westerlund, 1887 - mollusc
ICZN:Aciculina (Genus) Adams, 1853 - mollusc ICZN:Aciculina (Genus) Westerlund, 1887 - mollusc
ICZN:Aclytia (Genus) Hübner, [1819] - moth ICZN:Aclytia (Genus) Broun, 1880, nom. illeg. see (Genus) Asilis Broun, 1893 - beetle
ICZN:Acmophyllum (Genus) Karsch, 1890 - insect ICZN:Acmophyllum (Genus) Syrova, 1968, nom. illeg. - invertebrate
ICZN:Acrobothrium (Genus) Olsson, 1872 see (Genus) Cyathocephalus Kessler, 1868 - flatworm ICZN:Acrobothrium (Genus) Baer, 1948, nom. illeg. see (Genus) Acanthobothrium Blanchard, 1848 - flatworm
ICZN:Acrobotrissa (Genus) Haeckel, 1887 - protozoan ICZN:Acrobotrissa (Genus) Popofsky, 1913, nom. illeg. - protozoan
ICBN:Acrocladium (Genus) Mitten (1869) - plant ICBN:Acrocladium (Genus) Petr. (1949) - fungus
ICZN:Acrolophus (Genus) Poey, 1832 - moth ICZN:Acrolophus (Genus) Ramme, 1941, nom. illeg. - insect
ICBN:Acronema (Genus) Falc. ex Edgew. (1846) - plant ICBN:Acronema (Genus) Teal, Guillemette, Chapman & Margulis (1998) see (Genus) Cafeteria Fenchel & Patterson (1988) - protist
ICZN:Acroria (Genus) Walker, 1858 - moth ICZN:Acroria (Genus) Cossmann, 1889, nom. illeg. - mollusc
ICZN:Acroriodes (Genus) Druce, 1908 - moth ICZN:Acroriodes (Genus) Hampson, 1908, nom. illeg. see (Genus) Acroriodes Druce, 1908 - moth
ICBN:Acroscyphus (Genus) Lév. (1846) - fungus ICBN:Acroscyphus (Genus) N. Kitagawa (1984) see (Genus) Acroscyphella N. Kitagawa & R. Grolle (1985) - plant
ICBN:Acrospira (Genus) Mont. (1857) - fungus ICBN:Acrospira (Genus) Welwitsch ex J.G. Baker (1878) see (Genus) Debesia O. Kuntze (1891) - plant
ICZN:Actea (Genus) Germar, 1842 - mammal ICZN:Actea (Genus) Walker, 1854, nom. illeg. - moth
ICZN:Actinospongia (Genus) d'Orbigny, 1849 - sponge ICZN:Actinospongia (Genus) Mostler, 1986, nom. illeg. see (Genus) †Actinospongiella Reid, 2004 - sponge
ICZN:Acuaria (Genus) Bremser, 1811 - nematode ICZN:Acuaria (Genus) Quenstedt, 1856, nom. illeg. see (Genus) †Acuarites Schindewolf, 1963 - mollusc
ICZN:Acuaria (Genus) Quenstedt, 1856, nom. illeg. see (Genus) †Acuarites Schindewolf, 1963 - mollusc ICZN:Acuaria (Genus) Zakrzewski, 1886, nom. illeg. - mollusc
ICZN:Acuaria (Genus) Bremser, 1811 - nematode ICZN:Acuaria (Genus) Zakrzewski, 1886, nom. illeg. - mollusc
ICZN:Adamas (Genus) Malaise, 1945 - insect ICZN:Adamas (Genus) Afanasieva, 2000, nom. illeg. see (Genus) †Adamasirad Afanasieva, 2009 - protozoan
ICZN:Adamas (Genus) Huber, 1979, nom. illeg. see (Genus) Fenerbahce Özdikmen et al., 2006 - fish ICZN:Adamas (Genus) Afanasieva, 2000, nom. illeg. see (Genus) †Adamasirad Afanasieva, 2009 - protozoan
ICBN:Adelanthus (Genus) Endl. (1840) - plant ICBN:Adelanthus (Genus) Mitt. (1864) - plant
ICZN:Adelungia (Genus) Klapálek, 1914, nom. illeg. see (Genus) Claassenia Wu, 1934 - insect ICZN:Adelungia (Genus) Suleymanov, 1966, nom. illeg. - protozoan
ICZN:Adelungia (Genus) Melichar, 1902 - bug ICZN:Adelungia (Genus) Suleymanov, 1966, nom. illeg. - protozoan
ICZN:Adelungia (Genus) Melichar, 1902 - bug ICZN:Adelungia (Genus) Klapálek, 1914, nom. illeg. see (Genus) Claassenia Wu, 1934 - insect
ICZN:Admiranda (Genus) Marfenkova, 1991 - protozoan ICZN:Admiranda (Genus) Ariunchimeg, 1996, nom. illeg. see (Genus) †Admirandopora Ariunchimeg, 2012 - invertebrate
ICZN:Adra (Genus) Walker, 1863 - moth ICZN:Adra (Genus) Schouteden, 1951, nom. illeg. - bug
ICZN:Aedia (Genus) Hübner, 1823 - moth ICZN:Aedia (Genus) Duponchel, 1836, nom. illeg. - moth
ICZN:Aedilis (Genus) Audinet-Serville, 1835 - beetle ICZN:Aedilis (Genus) Gistl, 1848, nom. illeg. see (Genus) Adela Latreille, 1796 - moth
ICZN:Aegina (Genus) Eschscholtz, 1829 - invertebrate ICZN:Aegina (Genus) Krøyer, 1843, nom. illeg. see (Genus) Aeginina Norman, 1905 - crustacean
ICZN:Aenigma (Genus) Koch, 1846, nom. illeg. - mollusc ICZN:Aenigma (Genus) Wesolowska & Haddad, 2009, nom. illeg. see (Genus) Zulunigma Wesolowska & Cumming, 2011 - spider
ICZN:Aenigma (Genus) Strecker, 1876, nom. illeg. - moth ICZN:Aenigma (Genus) Wesolowska & Haddad, 2009, nom. illeg. see (Genus) Zulunigma Wesolowska & Cumming, 2011 - spider
ICZN:Aenigma (Genus) Newman, 1836 - beetle ICZN:Aenigma (Genus) Wesolowska & Haddad, 2009, nom. illeg. see (Genus) Zulunigma Wesolowska & Cumming, 2011 - spider
ICZN:Aenigma (Genus) Karsch, 1878, nom. illeg. - arthropod ICZN:Aenigma (Genus) Wesolowska & Haddad, 2009, nom. illeg. see (Genus) Zulunigma Wesolowska & Cumming, 2011 - spider
ICZN:Aenigma (Genus) Newman, 1836 - beetle ICZN:Aenigma (Genus) Amsel, 1956, nom. illeg. see (Genus) Aenigmodes Amsel, 1957 - moth
ICZN:Aenigma (Genus) Koch, 1846, nom. illeg. - mollusc ICZN:Aenigma (Genus) Amsel, 1956, nom. illeg. see (Genus) Aenigmodes Amsel, 1957 - moth
ICZN:Aenigma (Genus) Strecker, 1876, nom. illeg. - moth ICZN:Aenigma (Genus) Amsel, 1956, nom. illeg. see (Genus) Aenigmodes Amsel, 1957 - moth
ICZN:Aenigma (Genus) Karsch, 1878, nom. illeg. - arthropod ICZN:Aenigma (Genus) Amsel, 1956, nom. illeg. see (Genus) Aenigmodes Amsel, 1957 - moth
ICZN:Aenigma (Genus) Karsch, 1878, nom. illeg. - arthropod ICZN:Aenigma (Genus) Omelko, 1988, nom. illeg. - moth
ICZN:Aenigma (Genus) Newman, 1836 - beetle ICZN:Aenigma (Genus) Omelko, 1988, nom. illeg. - moth
ICZN:Aenigma (Genus) Strecker, 1876, nom. illeg. - moth ICZN:Aenigma (Genus) Omelko, 1988, nom. illeg. - moth
ICZN:Aenigma (Genus) Koch, 1846, nom. illeg. - mollusc ICZN:Aenigma (Genus) Omelko, 1988, nom. illeg. - moth
ICZN:Aenigma (Genus) Amsel, 1956, nom. illeg. see (Genus) Aenigmodes Amsel, 1957 - moth ICZN:Aenigma (Genus) Wesolowska & Haddad, 2009, nom. illeg. see (Genus) Zulunigma Wesolowska & Cumming, 2011 - spider
ICZN:Aenigma (Genus) Omelko, 1988, nom. illeg. - moth ICZN:Aenigma (Genus) Wesolowska & Haddad, 2009, nom. illeg. see (Genus) Zulunigma Wesolowska & Cumming, 2011 - spider
ICZN:Aenigma (Genus) Amsel, 1956, nom. illeg. see (Genus) Aenigmodes Amsel, 1957 - moth ICZN:Aenigma (Genus) Omelko, 1988, nom. illeg. - moth
ICZN:Aenigma (Genus) Newman, 1836 - beetle ICZN:Aenigma (Genus) Koch, 1846, nom. illeg. - mollusc
ICZN:Aenigma (Genus) Newman, 1836 - beetle ICZN:Aenigma (Genus) Strecker, 1876, nom. illeg. - moth
ICZN:Aenigma (Genus) Koch, 1846, nom. illeg. - mollusc ICZN:Aenigma (Genus) Strecker, 1876, nom. illeg. - moth
ICZN:Aenigma (Genus) Koch, 1846, nom. illeg. - mollusc ICZN:Aenigma (Genus) Karsch, 1878, nom. illeg. - arthropod
ICZN:Aenigma (Genus) Newman, 1836 - beetle ICZN:Aenigma (Genus) Karsch, 1878, nom. illeg. - arthropod
ICZN:Aenigma (Genus) Strecker, 1876, nom. illeg. - moth ICZN:Aenigma (Genus) Karsch, 1878, nom. illeg. - arthropod
ICZN:Aethia (Genus) Merrem, 1788 - bird ICZN:Aethia (Genus) Qian & Zhou, 1984, nom. illeg. - arthropod
ICZN:Aethotaxis (Genus) De Witt, 1962 - fish ICZN:Aethotaxis (Genus) Baesemann, 1973, nom. illeg. see (Genus) †Ubinates Baesemann & Purnell, 2000 - fish
ICZN:Aethria (Genus) Hübner, [1819] - moth ICZN:Aethria (Genus) Hübner, [1821], nom. illeg. - moth
ICZN:Aethria (Genus) Hübner, [1819] - moth ICZN:Aethria (Genus) Tosquinet, 1903, nom. illeg. see (Genus) Aethriella Schulz, 1911 - insect
ICZN:Aethria (Genus) Hübner, [1821], nom. illeg. - moth ICZN:Aethria (Genus) Tosquinet, 1903, nom. illeg. see (Genus) Aethriella Schulz, 1911 - insect
ICZN:Aetia (Genus) Agassiz, 1846 - invertebrate ICZN:Aetia (Genus) Chambers, 1880, nom. illeg. see (Genus) Chaetocampa Bottimer, 1926 - moth
ICZN:Africacarus (Genus) Viets, 1962 - mite ICZN:Africacarus (Genus) Wallwork, 1965, nom. illeg. see (Genus) Farchacarus Wallwork, 1967 - mite
ICZN:Africasia (Genus) Viets, 1931 - mite ICZN:Africasia (Genus) Rohdendorf, 1934, nom. illeg. see (Genus) Africasiomyia Rohdendorf, 1975 - fly
ICZN:Agassizia (Genus) Valenciennes, 1846 - echinoderm ICZN:Agassizia (Genus) Behr, 1870, nom. illeg. - moth
ICZN:Agathamminoides (Genus) Vangerow, 1964 - protozoan ICZN:Agathamminoides (Genus) Zaninetti, 1969, nom. illeg. see (Genus) †Gsollbergella Zaninetti, 1979 - protozoan
ICZN:Agnesia (Genus) Koninck, 1883 - mollusc ICZN:Agnesia (Genus) Michaelsen, 1898, nom. illeg. see (Genus) Agnezia Monniot & Monniot, 1991 - invertebrate
ICBN:Aiora (Genus) Cookson & Eisenack (1960) - protist ICBN:Aiora (Genus) Davey (1978) - protist
ICBN:Akanthomyces (Genus) Lebert (1858) - fungus ICBN:Acanthomyces (Genus) Thaxt. (1892) see (Genus) Rhachomyces Thaxt. - fungus
ICZN:Albula (Genus) Scopoli, 1777, nom. illeg. - fish ICZN:Albula (Genus) Röding, 1798, nom. illeg. - mollusc
ICZN:Aldania (Genus) Moore, 1896 - butterfly ICZN:Aldania (Genus) Vassiljeva, 1985, nom. illeg. - mollusc
ICZN:Aldingeria (Genus) Moy-Thomas, 1942 - fish ICZN:Aldingeria (Genus) Gross, 1942, nom. illeg. see (Genus) †Moythomasia Gross, 1950 - fish
ICZN:Alebion (Genus) Krøyer, 1863 - crustacean ICZN:Alebion (Genus) Gray, 1867, nom. illeg. see (Genus) Iophon Gray, 1867 - sponge
ICBN:Alga (Genus) Boehm. (1760), nom. rej. see (Genus) Posidonia K.D. Koenig (1805) - plant ICBN:Alga (Genus) Adanson (1763), nom. illeg. see (Genus) Zostera L. (1753) - plant
ICZN:Allata (Genus) Walker, 1862 - moth ICZN:Allata (Genus) Walker, 1863, nom. illeg. - moth
ICZN:Allocosmia (Genus) Cossmann, 1897 - mollusc ICZN:Allocosmia (Genus) Sugi, 1982, nom. illeg. see (Genus) Imosca Sugi, 1984 - moth
ICZN:Allonychus (Genus) Zaitzev, 1905 - beetle ICZN:Allonychus (Genus) Pritchard & Baker, 1955, nom. illeg. - mite
ICZN:Allozercon (Genus) Vitzthum, 1926 - mite ICZN:Allozercon (Genus) Blaszak, 1984, nom. illeg. - mite
ICZN:Allozetes (Genus) Berlese, 1913 - mite ICZN:Allozetes (Genus) Higgins, 1965, nom. illeg. see (Genus) Kalyptrazetes Balogh, 1972 - mite
ICZN:Allozetes (Genus) Berlese, 1913 - mite ICZN:Allozetes (Genus) Feider, Vasiliu & Calugar, 1971, nom. illeg. see (Genus) Feiderzetes Subias, 1977 - mite
ICZN:Allozetes (Genus) Higgins, 1965, nom. illeg. see (Genus) Kalyptrazetes Balogh, 1972 - mite ICZN:Allozetes (Genus) Feider, Vasiliu & Calugar, 1971, nom. illeg. see (Genus) Feiderzetes Subias, 1977 - mite
ICZN:Allurus (Genus) Förster, 1862 - insect ICZN:Allurus (Genus) Eisen, 1873, nom. illeg. see (Genus) Eiseniella Michaelsen, 1900 - annelid
ICZN:Allurus (Genus) Förster, 1862 - insect ICZN:Allurus (Genus) Jordan & Evermann, 1896, nom. illeg. see (Genus) Allinectes Jordan & Evermann, 1898 - fish
ICZN:Allurus (Genus) Eisen, 1873, nom. illeg. see (Genus) Eiseniella Michaelsen, 1900 - annelid ICZN:Allurus (Genus) Jordan & Evermann, 1896, nom. illeg. see (Genus) Allinectes Jordan & Evermann, 1898 - fish
ICZN:Alocodon (Genus) Thulborn, 1973 - dinosaur ICZN:Alocodon (Genus) Rose, Bown & Simons, 1977, nom. illeg. see (Genus) †Alocodontulum Rose, Bown & Simons, 1978 - mammal
ICZN:Altha (Genus) Walker, 1862 - moth ICZN:Altha (Genus) Neckaja, 1958, nom. illeg. see (Genus) Neckajatia Schallreuter, 1974 - crustacean
ICZN:Alvania (Genus) Risso, 1826 - mollusc ICZN:Alvania (Genus) Beddard, 1893, nom. illeg. - annelid
ICZN:Alveolites (Genus) Lamarck, 1801 - invertebrate ICZN:Alveolites (Genus) Defrance, 1816, nom. illeg. see (Genus) †Alveolina d'Orbigny, 1826 - protozoan
ICZN:Alycus (Genus) Rafinesque, 1815 see (Genus) Lycus Fabricius, 1787 - beetle ICZN:Alycus (Genus) Koch, 1842, nom. illeg. see (Genus) Alychus Canestrini & Fanzago, 1877 - mite
ICZN:Amasis (Genus) Leach, 1817 - insect ICZN:Amasis (Genus) Chapuis, 1874, nom. illeg. see (Genus) Hylax Lefèvre, 1884, nom. illeg. - beetle
ICZN:Amasis (Genus) Leach, 1817 - insect ICZN:Amasis (Genus) Nordenskiöld, 1905, nom. illeg. see (Genus) Sigthoria Koenike, 1907 - mite
ICZN:Amasis (Genus) Chapuis, 1874, nom. illeg. see (Genus) Hylax Lefèvre, 1884, nom. illeg. - beetle ICZN:Amasis (Genus) Nordenskiöld, 1905, nom. illeg. see (Genus) Sigthoria Koenike, 1907 - mite
ICZN:Amasis (Genus) Chapuis, 1874, nom. illeg. see (Genus) Hylax Lefèvre, 1884, nom. illeg. - beetle ICZN:Amasis (Genus) Sörensen, 1910, nom. illeg. see (Genus) Amasilla Strand, 1911 - arthropod
ICZN:Amasis (Genus) Nordenskiöld, 1905, nom. illeg. see (Genus) Sigthoria Koenike, 1907 - mite ICZN:Amasis (Genus) Sörensen, 1910, nom. illeg. see (Genus) Amasilla Strand, 1911 - arthropod
ICZN:Amasis (Genus) Leach, 1817 - insect ICZN:Amasis (Genus) Sörensen, 1910, nom. illeg. see (Genus) Amasilla Strand, 1911 - arthropod
ICZN:Amastus (Genus) Walker, 1855 - moth ICZN:Amastus (Genus) Motschoulsky, 1865, nom. illeg. - beetle
ICBN:Amblytropis (Genus) (Mitt.) Broth. (1907) - plant ICBN:Amblytropis (Genus) Kitagawa (1936), nom. illeg. see (Genus) Gueldenstaedtia F.E.L. Fischer (1823) - plant
ICZN:Amblyzancla (Genus) Turner, 1936 - moth ICZN:Amblyzancla (Genus) Turner, 1939, nom. illeg. - moth
ICZN:Amerus (Genus) Berlese, 1883 - mite ICZN:Amerus (Genus) Collinge & Shoebotham, 1909, nom. illeg. - arthropod
ICZN:Amesia (Genus) Duncan, 1841 - moth ICZN:Amesia (Genus) Robineau-Desvoidy, 1863, nom. illeg. - fly
ICZN:Ammoconia (Genus) Lederer, 1857 - moth ICZN:Ammoconia (Genus) Haeckel, 1889, nom. illeg. - protozoan
ICZN:Amolops (Genus) Cope, 1865 - amphibian ICZN:Amolops (Genus) Hull, 1916, nom. illeg. see (Subgenus) Insculptoppia Subías, 1980 - mite
ICZN:Amphiblestrum (Genus) Gray, 1848 - invertebrate ICZN:Amphiblestrum (Genus) Schrammen, 1937, nom. illeg. see (Genus) †Xenoschrammenum de Laubenfels, 1955 - sponge
ICZN:Amphibrachium (Genus) Schulze, 1880 see (Genus) Bibrachium Stechow, 1919 - invertebrate ICZN:Amphibrachium (Genus) Haeckel, 1881, nom. illeg. - protozoan
ICBN:Amphisolenia bidentata Schröder (1900) - protist ICBN:Amphisolenia bidentata Pavillard (1916) see Amphisolenia palmata Stein (1883) - protist
ICBN:Amphisolenia bidentata Schröder (1900) - protist ICBN:Amphisolenia bidentata Pavillard (1916) see Amphisolenia palmata Stein (1883) - protist
ICBN:Amphisolenia bidentata Schröder (1900) - protist ICBN:Amphisolenia bidentata Okamura (1907) - protist
ICBN:Amphisolenia bidentata Schröder (1900) - protist ICBN:Amphisolenia bidentata Okamura (1907) - protist
ICBN:Amphisolenia bidentata Okamura (1907) - protist ICBN:Amphisolenia bidentata Pavillard (1916) see Amphisolenia palmata Stein (1883) - protist
ICBN:Amphisolenia thrinax Schütt (1893) - protist ICBN:Amphisolenia thrinax Zacharias (1906) see Amphisolenia bifurcata Murray & Whitting (1899) - protist
ICZN:Amphistylus (Genus) Haeckel, 1881 - protozoan ICZN:Amphistylus (Genus) Gahan, 1890, nom. illeg. - beetle
ICBN:Amphora (Genus) Ehrenb. (1840) - alga ICBN:Amphora (Genus) H. Willems (1994) see (Genus) †Coronadinium H. Willems (1998) - protist
ICBN:Amphora (Genus) Ehrenb. (1840) - alga ICBN:Amphora (Genus) H. Willems (1994) see (Genus) †Coronadinium H. Willems (1998) - protist
ICZN:Amphorella (Genus) Léger, 1892, nom. illeg. see (Genus) Amphoroides Labbé, 1899 - protozoan ICZN:Amphorella (Genus) Borza & Samuel, 1977, nom. illeg. see (Genus) †Spiriamphorella Borza & Samuel, 1977 - protozoan
ICZN:Amphorella (Genus) Lowe, 1852 - mollusc ICZN:Amphorella (Genus) Borza & Samuel, 1977, nom. illeg. see (Genus) †Spiriamphorella Borza & Samuel, 1977 - protozoan
ICZN:Amphorella (Genus) Lowe, 1852 - mollusc ICZN:Amphorella (Genus) Léger, 1892, nom. illeg. see (Genus) Amphoroides Labbé, 1899 - protozoan
ICZN:Amphorina (Genus) de Quatrefages, 1844 see (Genus) Eubranchus Forbes, 1838 - mollusc ICZN:Amphorina (Genus) d'Orbigny, 1849, nom. illeg. see (Genus) Hyalinonetrion Patterson & Richardson, 1988 - protozoan
ICBN:Amphorula (Genus) Grove (1922) - fungus ICBN:Amphorula (Genus) Dodekova (1969) - protist
ICZN:Anachoreta (Genus) Gistl, 1848 - insect ICZN:Anachoreta (Genus) O'Dogherty, 1994, nom. illeg. - protozoan
ICZN:Anagnia (Genus) Walker, 1854 - moth ICZN:Anagnia (Genus) Stål, 1861, nom. illeg. see (Genus) Kareol Kirkaldy, 1904 - bug
ICZN:Anahuacia (Genus) Hoffmann, 1963 - mite ICZN:Anahuacia (Genus) Grundel, 1972, nom. illeg. - crustacean
ICZN:Anatinella (Genus) Sowerby, 1833 - mollusc ICZN:Anatinella (Genus) Spassky & Spasskaja, 1954, nom. illeg. - flatworm
Zoology:Anaua (Genus) Stål, 1878 - insect ICZN:Anaua (Genus) Forster, 1970, nom. illeg. see (Genus) Uzakia Koçak & Kemal, 2008 - spider
ICZN:Anchinia (Genus) Hübner, 1825 - moth ICZN:Anchinia (Genus) Eschscholtz, 1829, nom. illeg. - invertebrate
ICZN:Anchiphyllia (Genus) Butler, 1893 - moth ICZN:Anchiphyllia (Genus) Warren, 1895, nom. illeg. see (Genus) Anchiphyllia Butler, 1893 - moth
ICZN:Andania (Genus) Walker, 1860 - moth ICZN:Andania (Genus) Boeck, 1871, nom. illeg. see (Genus) Andaniexis Stebbing, 1906 - crustacean
ICZN:Anemeca (Genus) Kirby, 1871 - butterfly ICZN:Anemeca (Genus) Shcherbakov, 1995, nom. illeg. - fly
ICZN:Angasia (Genus) Bate, 1864 - crustacean ICZN:Angasia (Genus) Dall, 1882, nom. illeg. see (Genus) Phacellozona Pilsbry, 1894 - mollusc
ICZN:Angelia (Genus) Berlese, 1885 see (Genus) Lohmannia Michael, 1898 - mite ICZN:Angelia (Genus) Lower, 1903, nom. illeg. - moth
ICZN:Angitia (Genus) Holmgren, 1858 - wasp ICZN:Angitia (Genus) Walker, 1858, nom. illeg. see (Genus) Blancharditia Biezanko & Ruffinelli, 1963 - moth
ICZN:Anisocycla (Genus) Monterosato, 1880 - mollusc ICZN:Anisocycla (Genus) Cossmann, 1888, nom. illeg. see (Genus) Belonidium Cossmann, 1892 - mollusc
ICZN:Anisogaster (Genus) Deyrolle, 1862 - beetle ICZN:Anisogaster (Genus) Blakemore, 2000, nom. illeg. - annelid
ICZN:Anisoneura (Genus) Guenée, 1852 - moth ICZN:Anisoneura (Genus) de Selys Longchamps, 1859, nom. illeg. see (Genus) Philoganga Kirby, 1890 - insect
ICZN:Anisoxya (Genus) Mulsant, 1856 - beetle ICZN:Anisoxya (Genus) Topsent, 1898, nom. illeg. see (Genus) Topsentia Berg, 1899 - sponge
ICBN:Anixia (Genus) Fr. (1819) - fungus ICBN:Anixia (Genus) H. Hoffm. (1862) see (Genus) Orbicula Cooke (1871) - fungus
ICZN:Annandalea (Genus) Bolivar, 1905 - insect ICZN:Annandalea (Genus) Topsent, 1928, nom. illeg. see (Genus) Thoosa Hancock, 1849 - sponge
ICZN:Anodontinae (Subfamily) Rafinesque, 1820 - mollusc ICZN:Anodontinae (Subfamily) nom. illeg. see (Subfamily) Anodinae Bleeker, 1859, nom. emend. - fish
ICZN:Anomalipes (Genus) Guérin, 1832 - beetle ICZN:Anomalipes (Genus) Yu Y., Wang K., Chen S., C. Sullivan, Wang S., Wang P. & Xu X., 2018, nom. illeg. - dinosaur
ICZN:Anomis aroa Bethune-Baker, 1906 - moth ICZN:Anomis aroa Bethune-Baker, 1908, nom. illeg. - moth
ICZN:Anoplonotus (Genus) Smith, 1883 - crustacean ICZN:Anoplonotus (Genus) Trouessart, 1916, nom. illeg. see (Genus) Inermodorsus Gaud & Mouchet, 1959 - mite
ICZN:Ansorgia (Genus) Warren, 1899 - moth ICZN:Ansorgia (Genus) Boulenger, 1912, nom. illeg. - fish
ICZN:Antenor (Genus) de Montfort, 1808 see (Genus) Lenticulina Lamarck, 1804 - protozoan ICZN:Antenor (Genus) Ridgway, 1873, nom. illeg. see (Genus) Parabuteo Ridgway, 1874 - bird
ICZN:Anthodes (Genus) Dognin, 1914 - moth ICZN:Anthodes (Genus) Hampson, 1918, nom. illeg. see (Genus) Anthodes Dognin, 1914 - moth
ICZN:Anthometra (Genus) Boisduval, 1840 - moth ICZN:Anthometra (Genus) Clark, 1915, nom. illeg. - echinoderm
ICZN:Anthracia (Genus) Hübner, 1823 - moth ICZN:Anthracia (Genus) Meigen, 1838, nom. illeg. - fly
ICZN:Antiora (Genus) Walker, 1856 - moth ICZN:Antiora (Genus) Möschler, 1882, nom. illeg. see (Genus) Pseudantiora Kirby, 1892 - moth
ICBN:Aphanostelma (Genus) Schlechter (1914-1915) - plant ICBN:Aphanostelma (Genus) Malme (1933) see (Genus) Melinia Decaisne (1844) - plant
ICZN:Aphareus (Genus) Cuvier & Valenciennes, 1830 - fish ICZN:Aphareus (Genus) Paulson, 1875, nom. illeg. see (Genus) Sicyonella Borradaile, 1910 - crustacean
ICZN:Aphrodite (Genus) Leske, 1775 see (Genus) Aphrodita Linnaeus, 1758 - annelid ICZN:Aphrodite (Genus) Lendenfeld, 1886, nom. illeg. see (Genus) Hippospongia Schulze, 1879 - sponge
ICZN:Aplysia (Genus) Linnaeus, 1767 - mollusc ICZN:Aplysia (Genus) Nardo, 1833, nom. illeg. see (Genus) Aplysina Nardo, 1834 - sponge
ICZN:Aporina (Genus) Fuhrmann, 1902 - flatworm ICZN:Aporina (Genus) Gussakovskii, 1937, nom. illeg. - insect
ICZN:Apotetranychus (Genus) Oudemans, 1931 see (Genus) Eotetranychus Oudemans, 1931 - mite ICZN:Apotetranychus (Genus) Zacher, 1933, nom. illeg. - arthropod
ICBN:Appendicospora (Genus) K.D. Hyde - fungus ICBN:Appendicispora (Genus) Spain, Oehl & Sieverd. (2006) see (Genus) Ambispora C. Walker, Vestberg & A. Schüssler (2007) - fungus
ICZN:Apyre (Genus) Walker, 1854 - moth ICZN:Apyre (Genus) Simon, 1895, nom. illeg. see (Genus) Apyretina Strand, 1929 - arthropod
ICBN:Arachniopsis (Genus) Spruce (1882) - plant ICBN:Arachniopsis (Genus) Long (1917) - fungus
ICZN:Araeopaschia (Genus) Hampson, 1906 - moth ICZN:Araeopaschia (Genus) Hampson, 1916, nom. illeg. see (Genus) Geropaschia Hampson, 1917 - moth
ICZN:Aragonella (Genus) Thalmann, 1942 - protozoan ICZN:Aragonella (Genus) Calvez, 1989, nom. illeg. - protozoan
ICZN:Aragonella (Genus) Thalmann, 1942 - protozoan ICZN:Aragonella (Genus) Gozalo, 1994, nom. illeg. - crustacean
ICZN:Aragonella (Genus) Calvez, 1989, nom. illeg. - protozoan ICZN:Aragonella (Genus) Gozalo, 1994, nom. illeg. - crustacean
ICZN:Aranea (Genus) Linnaeus, 1758 - spider ICZN:Aranea (Genus) Perry, 1810, nom. illeg. - mollusc
ICZN:Araucania (Genus) Chamberlin, 1956 - arachnid ICZN:Araucania (Genus) Brundin, 1966, nom. illeg. - fly
ICZN:Arborella (Genus) Osburn, 1914 - invertebrate ICZN:Arborella (Genus) Gatehouse, 1967, nom. illeg. see (Genus) †Rankenella Kruse, 1983 - sponge
ICZN:Archaeaspis (Genus) Repina, 1965 - arthropod ICZN:Archaeaspis (Genus) Ivantsov, 2001, nom. illeg. see (Genus) †Archaeaspinus - invertebrate
ICZN:Archaeocenosphaera (Genus) Pessagno & Yang, 1989 - protozoan ICZN:Archaeocenosphaera (Genus) Obut & Iwata, 2000, nom. illeg. - protozoan
ICZN:Archaeoryctes (Genus) Czerniavsky, 1880 - annelid ICZN:Archaeoryctes (Genus) Zheng, 1979, nom. illeg. - mammal
ICZN:Arctopsis (Genus) Barnard, 1920, nom. illeg. - crustacean ICZN:Arctopsis (Genus) Athias-Henriot, 1973, nom. illeg. - mite
ICZN:Arctus (Genus) De Haan, 1849 see (Genus) Scyllarus Fabricius, 1775 - crustacean ICZN:Arctus (Genus) Dana, 1852, nom. illeg. see (Genus) Scyllarus Fabricius, 1775 - crustacean
ICZN:Ardelia (Genus) Melichar, 1907 - bug ICZN:Ardelia (Genus) Chamberlain & Baer, 1973, nom. illeg. - crustacean
ICZN:Arenovidalina (Genus) He, 1959 - protozoan ICZN:Arenovidalina (Genus) Baryshnikov, Zolotova & Kosheleva, 1982, nom. illeg. see (Genus) †Uralogordius Gaillot & Vachard, 2007 - protozoan
ICZN:Argiope (Genus) Audouin, 1827, orth. cons. - spider ICZN:Argiope (Genus) Chambers, 1873, nom. illeg. see (Genus) Acrolepiopsis Gaedike, 1970 - moth
ICZN:Argyria (Genus) Hübner, 1818 - moth ICZN:Argyria (Genus) Robineau-Desvoidy, 1863, nom. illeg. - fly
ICZN:Artena (Genus) Walker, 1858 - moth ICZN:Artena (Genus) Conrad, 1870, nom. illeg. - mollusc
ICZN:Arthropterus (Genus) M'Leay, 1838 - beetle ICZN:Arthropterus (Genus) Agassiz, 1843, nom. illeg. see (Genus) †Arthrobatis Whitley, 1940 - fish
ICZN:Artopera (Genus) Haeckel, 1881 - protozoan ICZN:Artopera (Genus) Haeckel, 1887, nom. illeg. see (Genus) †Artoperina Campbell, 1951 - protozoan
ICBN:Arundinella (Genus) Raddi (1823) - plant ICBN:Arundinella (Genus) L. Léger & Duboscq (1905) see (Genus) Arundinula L. Léger & Duboscq (1906) - fungus
ICZN:Arythaena (Genus) Deshayes, 1830 see (Genus) Arytene Oken, 1815 - mollusc ICZN:Arythaena (Genus) Menge, 1854, nom. illeg. - mite
ICZN:Asbolia (Genus) Herrich-Schäffer, 1856 - moth ICZN:Asbolia (Genus) Möschler, 1872, nom. illeg. - moth
ICBN:Ascomycetella (Genus) Peck (1881) - fungus ICBN:Ascomycetella (Genus) Sacc. (1886) - fungus
ICZN:Ascuris (Genus) Haeckel, 1872 see (Genus) Leucosolenia Bowerbank, 1863 - sponge ICZN:Ascuris (Genus) Simon, 1897, nom. illeg. - arthropod
ICZN:Aspidopleurus (Genus) Pictet & Humbert, 1866 - fish ICZN:Aspidopleurus (Genus) Sars, 1891, nom. illeg. see (Genus) Phippsia Stebbing, 1906 - crustacean
ICZN:Aspidorhynchus (Genus) Agassiz, 1833 - fish ICZN:Aspidorhynchus (Genus) Molin, 1858, nom. illeg. see (Genus) Nybelinia Poche, 1926 - flatworm
ICZN:Aspina (Genus) Tripathi, 1956 - flatworm ICZN:Aspina (Genus) Kozhanchikov, 1960, nom. illeg. - moth
ICZN:Aspredo (Genus) Scopoli, 1777 - fish ICZN:Aspredo (Genus) Swainson, 1838, nom. illeg. see (Genus) Bunocephalus Kner, 1855 - fish
ICBN:Asteriscium (Genus) Chamisso & D.F.L. Schlechtendal (1826) - plant ICBN:Asteriscium (Genus) Corda (1839), nom. illeg. - alga
ICBN:Asteriscium (Genus) Chamisso & D.F.L. Schlechtendal (1826) - plant ICBN:Asteriscium (Genus) Hilpert (1933), nom. illeg. - plant
ICBN:Asteriscium (Genus) Corda (1839), nom. illeg. - alga ICBN:Asteriscium (Genus) Hilpert (1933), nom. illeg. - plant
ICBN:Asterocystis (Genus) Gobi (1879) - alga ICBN:Asterocystis (Genus) De Wild. (1893) see (Genus) Olpidium (A. Braun) J. Schröt. (1886) - fungus
ICZN:Asterodiscus (Genus) Ehrenberg, 1839 see (Genus) Planorbulina d'Orbigny, 1826 - protozoan ICZN:Asterodiscus (Genus) Gray, 1847, nom. illeg. see (Genus) Asterodiscides Clark, 1974 - echinoderm
ICZN:Asterodiscus (Genus) Ehrenberg, 1839 see (Genus) Planorbulina d'Orbigny, 1826 - protozoan ICZN:Asterodiscus (Genus) Schafhäutl, 1863, nom. illeg. see (Genus) †Asterocyclina Gümbel, 1868 - protozoan
ICZN:Asterodiscus (Genus) Gray, 1847, nom. illeg. see (Genus) Asterodiscides Clark, 1974 - echinoderm ICZN:Asterodiscus (Genus) Schafhäutl, 1863, nom. illeg. see (Genus) †Asterocyclina Gümbel, 1868 - protozoan
ICZN:Asterope (Genus) Hübner, [1819] - butterfly ICZN:Asterope (Genus) Mueller & Troschel, 1840, nom. illeg. see (Genus) Asteropsis Mueller & Troschel, 1840 - echinoderm
ICZN:Asterope (Genus) Hübner, [1819] - butterfly ICZN:Asterope (Genus) Philippi, 1840, nom. illeg. see (Genus) Cylindroleberis Brady, 1867 - crustacean
ICZN:Asthenia (Genus) Westwood, 1841, nom. illeg. see (Genus) Asthenidia Westwood, 1879 - moth ICZN:Asthenia (Genus) Westwood, 1842, nom. illeg. - fly
ICZN:Asticta (Genus) Hübner, [1823] - moth ICZN:Asticta (Genus) Newman, 1838, nom. illeg. - insect
ICZN:Asticta (Genus) Hübner, [1823] - moth ICZN:Asticta (Genus) Wasmann, 1916, nom. illeg. - beetle
ICZN:Asticta (Genus) Newman, 1838, nom. illeg. - insect ICZN:Asticta (Genus) Wasmann, 1916, nom. illeg. - beetle
ICZN:Astraeodes (Genus) Staudinger, 1887 - butterfly ICZN:Astraeodes (Genus) Röber, 1892 see (Genus) Astraeodes Staudinger, 1887 - butterfly
ICZN:Asychis (Genus) Kinberg, 1866 - annelid ICZN:Asychis (Genus) Gray, 1867, nom. illeg. see (Subgenus) Gellius Gray, 1867 - sponge
ICZN:Athis (Genus) Hübner, 1819 - moth ICZN:Athis (Genus) Hübner, 1819 sensu Houlbert, 1918 see (Genus) Hista Oiticica Filho, 1954 - moth
ICZN:Atrephes (Genus) Jones, 1908 - moth ICZN:Atrephes (Genus) Hampson, 1908, nom. illeg. see (Genus) Atrephes Jones, 1908 - moth
ICZN:Atriotaenia (Genus) Sandground, 1926 - flatworm ICZN:Atriotaenia (Genus) Spasski, 1951, nom. illeg. - flatworm
ICZN:Atychia (Genus) Ochsenheimer, 1808 see (Genus) Procris Fabricius, 1807 - moth ICZN:Atychia (Genus) Latreille, 1809, nom. illeg. - moth
ICZN:Atylodes (Genus) Gistel, 1868 - amphibian ICZN:Atylodes (Genus) Broun, 1914, nom. illeg. - beetle
ICZN:Aubertia (Genus) Oberthür, 1896 - butterfly ICZN:Aubertia (Genus) Théry, 1922, nom. illeg. - beetle
ICZN:Aubertia (Genus) Oberthür, 1896 - butterfly ICZN:Aubertia (Genus) Viktorov, 1968, nom. illeg. see (Genus) Aubertiana Viktorov, 1970 - insect
ICZN:Aubertia (Genus) Théry, 1922, nom. illeg. - beetle ICZN:Aubertia (Genus) Viktorov, 1968, nom. illeg. see (Genus) Aubertiana Viktorov, 1970 - insect
ICBN:Aubletia (Genus) J. Gaertner (1788) - plant ICBN:Aubletia (Genus) Schreber (1789) - plant
ICBN:Aubletia (Genus) Schreber (1789) - plant ICBN:Aubletia (Genus) Loureiro (1790) - plant
ICBN:Aubletia (Genus) J. Gaertner (1788) - plant ICBN:Aubletia (Genus) Loureiro (1790) - plant
ICBN:Aubletia (Genus) J. Gaertner (1788) - plant ICBN:Aubletia (Genus) Persoon (1807) - plant
ICBN:Aubletia (Genus) Loureiro (1790) - plant ICBN:Aubletia (Genus) Persoon (1807) - plant
ICBN:Aubletia (Genus) Schreber (1789) - plant ICBN:Aubletia (Genus) Persoon (1807) - plant
ICZN:Aulacodes (Genus) Guenée, 1854 - moth ICZN:Aulacodes (Genus) Cresson, 1865, nom. illeg. - wasp
ICZN:Auloplegma (Genus) Haeckel, 1869 see (Genus) Guancha Miklucho-Maclay, 1868 - sponge ICZN:Auloplegma (Genus) Schmidt, 1879, nom. illeg. see (Genus) Scleroplegma Schmidt, 1880 - sponge
ICZN:Auloplegma (Genus) Haeckel, 1869 see (Genus) Guancha Miklucho-Maclay, 1868 - sponge ICZN:Auloplegma (Genus) Haeckel, 1887, nom. illeg. - protozoan
ICZN:Auloplegma (Genus) Schmidt, 1879, nom. illeg. see (Genus) Scleroplegma Schmidt, 1880 - sponge ICZN:Auloplegma (Genus) Haeckel, 1887, nom. illeg. - protozoan
ICBN:Aurelia (Genus) Cassini (1817) see (Genus) Donia R. Brown (1813) - plant ICBN:Aurelia (Genus) J. Gay (1858) - plant
ICZN:Aureliania (Genus) Gosse, 1860 see (Genus) Kapnea Forbes, 1841 - invertebrate ICZN:Aureliania (Subgenus) Fain, 1958, nom. illeg. - mite
ICZN:Austracarus (Genus) Lawrence, 1949 - mite ICZN:Austracarus (Genus) Balogh & Balogh, 1983, nom. illeg. see (Genus) Ozacarus Colloff & Halliday, 1998 - mite
ICZN:Austracarus (Genus) Lawrence, 1949 - mite ICZN:Austracarus (Genus) Mahunka, 1984, nom. illeg. see (Genus) Ululohmannia Mahunka, 1987 - mite
ICZN:Austracarus (Genus) Balogh & Balogh, 1983, nom. illeg. see (Genus) Ozacarus Colloff & Halliday, 1998 - mite ICZN:Austracarus (Genus) Mahunka, 1984, nom. illeg. see (Genus) Ululohmannia Mahunka, 1987 - mite
ICZN:Australolaelaps (Genus) Girault, 1925 - wasp ICZN:Australolaelaps (Genus) Womersley, 1956, nom. illeg. see (Genus) Thadeua Domrow, 1977 - mite
ICZN:Australospongia (Genus) Howell, 1952 - sponge ICZN:Australospongia (Subgenus) Cook & Bergquist, 2001, nom. illeg. - sponge
ICZN:Austrolaelaps (Genus) Girault, 1929 - insect ICZN:Austrolaelaps (Genus) Womersley, 1956, nom. illeg. - mite
ICZN:Austrotoma (Genus) Finlay, 1924 - mollusc ICZN:Austrotoma (Genus) Riek, 1955, nom. illeg. see (Genus) Riekefella Özdikmen, 2005 - wasp
ICZN:Autanepsia (Genus) Turner, 1908 - moth ICZN:Autanepsia (Genus) Turner, 1910, nom. illeg. - moth
ICZN:Avakubia (Genus) Pilsbry, 1919 - mollusc ICZN:Avakubia (Genus) Lessert, 1927, nom. illeg. see (Genus) Pellolessertia Strand, 1929 - spider
ICZN:Avalonia (Genus) Walcott, 1889 - arthropod ICZN:Avalonia (Genus) Seeley, 1898, nom. illeg. see (Genus) †Avalonianus Kuhn, 1961 - reptile
ICZN:Avela (Genus) Walker, 1856 - moth ICZN:Avela (Genus) Nouzarede, 1975, nom. illeg. - protozoan
ICZN:Axiagasta (Genus) Turner, 1930 - moth ICZN:Axiagasta (Genus) Meyrick, 1930, nom. illeg. - moth
ICZN:Axiidae (Family) Huxley, 1879 - crustacean ICZN:Axiidae (Family) Rebel, 1919, nom. illeg. see (Family) Cimeliidae Chrétien, 1916 - moth
ICZN:Axiidae (Family) Huxley, 1879 - crustacean ICZN:Axiidae (Family) Rebel, 1919, nom. illeg. see (Family) Cimeliidae Chrétien, 1916 - moth
ICZN:Axiidae (Family) Huxley, 1879 - crustacean ICZN:Axiidae (Family) Rebel, 1919, nom. illeg. see (Family) Cimeliidae Chrétien, 1916 - moth
ICZN:Axiidae (Family) Huxley, 1879 - crustacean ICZN:Axiidae (Family) Rebel, 1919, nom. illeg. see (Family) Cimeliidae Chrétien, 1916 - moth
ICZN:Axiothea (Genus) Pascoe, 1864 - beetle ICZN:Axiothea (Genus) Fåhraeus & Ryley, 1989, nom. illeg. - fish
ICZN:Axiothea (Genus) Malmgren, 1865, nom. illeg. - annelid ICZN:Axiothea (Genus) Fåhraeus & Ryley, 1989, nom. illeg. - fish
ICZN:Axocyathus (Genus) de Fromentel, 1865 - invertebrate ICZN:Axocyathus (Genus) Alloiteau, 1952, nom. illeg. - invertebrate
ICZN:Axona (Genus) Walker, 1864 - fly ICZN:Axona (Genus) Kramer, 1875, nom. illeg. see (Genus) Brachypoda Lebert, 1879 - mite
ICZN:Azteca (Genus) Forel, 1878 - ant ICZN:Azteca (Genus) Jordan & Evermann, 1896, nom. illeg. see (Genus) Aztecula Jordan & Evermann, 1898 - fish
ICZN:Azuayia (Genus) Dodge, 1967 - fly ICZN:Azuayia (Genus) Rindge, 1983, nom. illeg. see (Genus) Postazuayia Rindge, 1986 - moth
 
Primary homonyms
 
Senior homonymJunior homonym
 
ICZN:Aegeria flava Moore, 1879 see Schimia flava (Moore, 1879) - moth ICZN:Aegeria flava Edwards, 1881, nom. illeg. see Synanthedon neotropica Heppner & Duckworth, 1981 - moth
ICZN:Aegeria tricincta Harris, 1839 - moth ICZN:Aegeria tricincta Moore, 1879, nom. illeg. see Synanthedon moorei Heppner & Duckworth, 1981 - moth
ICZN:Agama cristata Merrem, 1820 see Corytophanes cristatus (Merrem, 1820) - reptile ICZN:Agama cristata Mocquard, 1905 - reptile
ICZN:Anolis punctatus Daudin, 1802 - reptile ICZN:Anolis punctatus Gray, 1840 see Anolis grahami Gray, 1845 - reptile
ICZN:Aranea depressa Razoumowsky, 1789 - spider ICZN:Aranea depressa Walckenaer, 1802, nom. illeg. see Ballus depressus (Walckenaer, 1802), nom. illeg. - spider
ICZN:Araneus lineatus C. Clerck, 1757 - spider ICZN:Araneus lineatus Franganillo, 1931, nom. illeg. - spider
 
Secondary homonyms
 
Senior homonymJunior homonym
 
ICZN:Araneus bipunctatus (Thorell, 1898) - spider ICZN:Araneus bipunctatus Franganillo, 1931 - spider
ICZN:Argoctenus vittatus (Simon, 1889) - spider ICZN:Argoctenus vittatus (Rainbow, 1920) - spider
 
Allowed homonyms
 
Senior homonymJunior homonym
 
ICZN:Abas (Genus) nom. null. see (Genus) Abax Bonelli, 1810 - beetle ICBN:Abas (Genus) R. Ross & P.A. Sims (1980) - alga
ICZN:Abas (Genus) Fennah, 1950 - bug ICBN:Abas (Genus) R. Ross & P.A. Sims (1980) - alga
ICBN:Abas (Genus) R. Ross & P.A. Sims (1980) - alga ICZN:Abas (Genus) Núñez & Yáñez, 1984, nom. illeg. see (Genus) Liolaemus Wiegmann, 1834 - reptile
ICZN:Abelia (Genus) Kretzoi, 1938 - mammal ICBN:Abelia (Genus) R. Br. (1818) - plant
ICZN:Acantharia (Genus) nom. null. - protozoan ICBN:Acantharia (Genus) Theiss. & Syd. (1918) - fungus
ICZN:Acantharia (Genus) Quenstedt, 1881 - invertebrate ICBN:Acantharia (Genus) Theiss. & Syd. (1918) - fungus
ICZN:Acanthella (Genus) Schmidt, 1862 - sponge ICBN:Acanthella (Genus) Hook. f. (1867) - plant
ICBN:Acanthella (Genus) Hook. f. (1867) - plant ICZN:Acanthella (Genus) Allman, 1883, nom. illeg. see (Genus) Cladacanthella Calder, 1997 - invertebrate
ICBN:Acanthocarpus (Genus) Lehm. (1848) - plant ICZN:Acanthocarpus (Genus) Stimpson, 1870 - crustacean
ICZN:Acanthocephalus (Genus) Koelreuter, 1771 - invertebrate ICBN:Acanthocephalus (Genus) Karelin & Kir. (1842) - plant
ICBN:Acanthocephalus (Genus) Karelin & Kir. (1842) - plant ICZN:Acanthocephalus (Genus) A. von Frantzius, 1848, nom. illeg. - protozoan
ICBN:Acanthocephalus (Genus) Karelin & Kir. (1842) - plant ICZN:Acanthocephalus (Genus) Qiu, 1983, nom. illeg. - arthropod
ICBN:Acantholepis (Genus) Less. (1831) - plant ICZN:Acantholepis (Genus) Mayr, 1861, nom. illeg. see (Genus) Baroniurbania Pagliano & Scaramozzino, 1989 - ant
ICBN:Acanthopale (Genus) C.B. Clarke (1899) - plant ICZN:Acanthopale (Genus) G. San Martín, 1986 - annelid
ICZN:Acanthopsis (Genus) van Hasselt, 1824, nom. van. see (Genus) Acantopsis van Hasselt, 1823 - fish ICBN:Acanthopsis (Genus) Harv. (1842) - plant
ICZN:Acanthosphaera (Genus) Ehrenberg, 1858 - protozoan ICBN:Acanthosphaera (Genus) Lemmermann (1899) - alga
ICZN:Acanthosphaera (Genus) Ehrenberg, 1858 - protozoan ICBN:Acanthosphaera (Genus) Warb. (1907), nom. illeg. see (Genus) Naucleopsis Miquel, in C.F.P. Martius (1853) - plant
ICBN:Acanthosphaera (Genus) Lemmermann (1899) - alga ICZN:Acanthosphaera (Genus) Duan, 1984, nom. illeg. - invertebrate
ICBN:Acanthosphaera (Genus) Warb. (1907), nom. illeg. see (Genus) Naucleopsis Miquel, in C.F.P. Martius (1853) - plant ICZN:Acanthosphaera (Genus) Duan, 1984, nom. illeg. - invertebrate
ICBN:Acanthosphaeria (Genus) see (Genus) Acanthosphaera Lemmermann (1899) - alga ICBN:Acanthosphaeria (Genus) Kirschst. (1939) - fungus
ICZN:Acanthostega (Genus) - amphibian Zoology:Acanthostega (Suborder) see (Suborder) Cribrimorpha - invertebrate
ICZN:Achlya (Genus) Billberg, 1820 - moth ICBN:Achlya (Genus) Nees (1823) - alga
ICZN:Acineta (Genus) Ehrenberg, 1834 - protozoan ICBN:Acineta (Genus) Lindl. (1843) - plant
ICBN:Acourtia (Genus) D. Don (1830) - plant ICZN:Acourtia (Genus) Cockerell, 1921 - wasp
ICZN:Acrocephalus (Genus) J.A. Naumann & J.F. Naumann, 1811 - bird ICBN:Acrocephalus (Genus) Benth. (1829) - plant
ICZN:Acrotylus (Genus) Fieber, 1853 - insect ICBN:Acrotylus (Genus) J.G. Agardh (1849) - alga
ICZN:Actidium (Genus) Matthews, 1868 - beetle ICBN:Actidium (Genus) Fr. (1815) - fungus
ICZN:Actinella (Genus) Lowe, 1852 - mollusc ICBN:Actinella (Genus) - alga
ICZN:Actinocephalus (Genus) Stein, 1848 - protozoan ICBN:Actinocephalus (Genus) (Körn.) Sano - plant
ICZN:Actinocyclus (Genus) Ehrenberg, 1831 - mollusc ICBN:Actinocyclus (Genus) Ehrenb. (1837) - alga
ICBN:Actinopeltis (Genus) Höhn. (1907) - fungus ICZN:Actinopeltis (Genus) Hawle & Corda, 1847 - arthropod
ICZN:Actinosoma (Genus) Holmberg, 1883 - spider ICBN:Actinosoma (Genus) Syd. (1930) see (Genus) Actinopeltis Höhn. (1907) - fungus
ICZN:Acystis (Genus) Labbé, 1894 see (Genus) Eimeria Schneider, 1875 - protozoan ICBN:Acystis (Genus) Schiffner (1934) - alga
ICZN:Agapetes (Genus) Billberg, 1820, nom. rej. see (Genus) Melanargia Meigen, 1828 - butterfly ICBN:Agapetes (Genus) D. Don ex G. Don (1834) - plant
ICZN:Agathis (Genus) Latreille, 1804 - wasp ICBN:Agathis (Genus) Salisb. (1807), nom. cons. - plant
ICBN:Aglaia (Genus) Loureiro (1790), nom. cons. - plant ICZN:Aglaia (Genus) Müller, 1894, nom. illeg. - crustacean
ICBN:Alania (Genus) Endlicher (1836) - plant ICZN:Alania (Genus) Berge & Vader, 2001 - crustacean
ICZN:Alaria (Genus) Schrank, 1788 - flatworm ICBN:Alaria (Genus) Greville, 1830, nom. cons. - alga
ICBN:Alibertia (Genus) A. Richard ex A.P. de Candolle (1830) - plant ICZN:Alibertia (Genus) Risbec, 1951 - wasp
ICZN:Allotropa (Genus) Förster, 1856 - wasp ICBN:Allotropa (Genus) J. Torrey & A. Gray (1858) - plant
ICZN:Alona (Genus) Baird, 1843 - crustacean ICBN:Alona (Genus) Baird (1850) see (Genus) Nolana Linnaeus f. (1762) - plant
ICBN:Alpinia (Genus) L. (1753), nom. rej. - plant ICZN:Alpinia (Genus) Brundin, 1948 - beetle
ICZN:Alpinia (Genus) Brundin, 1948 - beetle ICBN:Alpinia (Genus) Roxburgh, 1810, nom. cons. - plant
ICZN:Alsophila (Genus) Hübner, [1825] - moth ICBN:Alsophila (Genus) see (Genus) Cyathea Smith (1793) - plant
Botany:Alysson (Genus) nom. inval. see (Genus) Alyssum nom. inval. - plant ICZN:Alysson (Genus) Panzer, 1806 - wasp
ICBN:Amaryllis (Genus) L. (1753) - plant ICZN:Amaryllis (Genus) Haswell, 1879 - crustacean
Botany:Amaryllis (Genus) nom. inval. see (Genus) Amaryllis L. (1753) - plant ICZN:Amaryllis (Genus) Haswell, 1879 - crustacean
Geography:Amboina (Island) see (Island) Ambon - geographical region ICZN:Amboina (Genus) Kirkaldy, 1913 - bug
ICZN:Ammophila (Genus) Kirby, 1798 - wasp ICBN:Ammophila (Genus) Host (1809) - plant
ICBN:Amphipogon (Genus) R. Brown (1810) - plant ICZN:Amphipogon (Genus) Wahlberg, 1845 - fly
ICBN:Amphisphaerella (Genus) (Sacc.) Kirschst. - fungus ICZN:Amphisphaerella (Genus) Haeckel, 1887 - protozoan
ICZN:Amphora (Genus) - bug ICBN:Amphora (Genus) Ehrenb. (1840) - alga
ICBN:Anacharis (Genus) L.C. Richard (1814) see (Genus) Elodea Michx. (1803) - plant ICZN:Anacharis (Genus) Dalman, 1823 - wasp
Geography:Andes (Mountain Range) (South America) - geographical region ICZN:Andes (Genus) Stål, 1866 - bug
ICBN:Andrea (Genus) Mez, in Alph. de Candolle & A.C. de Candolle (1896) - plant ICZN:Andrea (Genus) L.L. Mishchenko, in A.V. Gorochov et al., 1989 - insect
ICZN:Anna (Genus) A. Risso, 1826 - mollusc ICBN:Anna (Genus) Pellegrin (1930) - plant
ICZN:Annularia (Genus) H.C.F. Schumacher, 1817 - mollusc ICBN:Annularia (Genus) Sternberg (1821) - plant
ICZN:Anthelia (Genus) Lamarck, 1816 - invertebrate ICBN:Anthelia (Genus) (Dumortier) Dumortier (1835) - plant
ICBN:Anthodon (Genus) Ruiz & Pavon (1798) - plant ICZN:Anthodon (Genus) Owen, 1876 see (Genus) †Paranthodon Nopcsa, 1929 - dinosaur
ICZN:Anthophila ([unranked]) Latreille, 1804[1807?] - bee ICZN:Anthophila (Genus) Ochsenheimer, 1816, nom. illeg. see (Genus) Thalpochares Lederer, 1853 - moth
ICZN:Anthophila ([unranked]) Latreille, 1804[1807?] - bee ICZN:Anthophila (Genus) Haworth, 1811 - moth
ICZN:Antillia (Genus) Duncan, 1864 - invertebrate ICBN:Antillia (Genus) R.M. King & H.E. Robinson (1971) - plant
ICZN:Aotus (Genus) Illiger, 1811 - mammal ICBN:Aotus (Genus) J.E. Smith (1805) - plant
ICBN:Apista (Genus) Blume (1825) - plant ICZN:Apista (Genus) Hübner, [1825] - moth
ICZN:Apotropina (Genus) Hendel, 1907 - fly ICZN:Apotropina (Subtribe) Key, 1993 - insect
ICZN:Apseudomorpha (Genus) Miller, 1940 - crustacean Zoology:Apseudomorpha (Suborder) Sieg, 1980 - crustacean
Botany:Ara (Family) nom. inval. - plant ICZN:Ara (Genus) Lacépède, 1799 - bird
Astronomy:Ara (Constellation) veter. - astronomical entity Botany:Ara (Family) nom. inval. - plant
ICZN:Archboldiella (Genus) Heinrich, 1934 - wasp ICBN:Archboldiella (Genus) Bartram (1942) - plant
ICZN:Archeria (Genus) Case, 1918 - amphibian ICBN:Archeria (Genus) J.D. Hooker (1857) - plant
ICBN:Arctophila (Genus) (Ruprecht) N.J. Andersson (1852) - plant ICZN:Arctophila (Genus) Schiner, 1860 - fly
ICZN:Arenaria (Genus) Brisson, 1760 - bird ICBN:Arenaria (Genus) L. (1753) - plant
ICZN:Argentina (Genus) Linnaeus, 1758 - fish ICBN:Argentina (Genus) Hill - plant
ICBN:Aristotelia (Genus) L'Héritier, 1785 - plant ICZN:Aristotelia (Genus) Hübner, 1825 - moth
ICZN:Arizona (Genus) Kennicott, 1859 - reptile ICNB:Arizona (Genus) - prokaryote
ICZN:Arum (Genus) Cocks, 1853 - invertebrate ICBN:Arum (Genus) L. (1753) - plant
ICZN:Asterina (Genus) Nardo, 1834 - echinoderm ICBN:Asterina (Genus) Lév. (1845) - fungus
ICZN:Asterococcus (Genus) Borkhsenius, 1960 - bug ICBN:Asterococcus (Genus) Scherffel (1908) - alga
ICZN:Astomella (Genus) Oken, 1815, nom. nud. - fly ICBN:Astomella (Genus) Thirum. (1947) - fungus
ICZN:Astraeus (Genus) Laporte & Gory, 1837 - beetle ICBN:Astraeus (Genus) Morgan (1889) - fungus
ICZN:Atractomorpha (Genus) Saussure, 1862 - insect ICBN:Atractomorpha (Genus) L.R. Hoffman (1983) - alga
ICBN:Audouinia (Genus) A.T. Brongniart (1826) - plant ICZN:Audouinia (Genus) de Quatrefages, 1865[1866] see (Genus) Cirriformia Hartman, 1936 - annelid
ICBN:Augusta (Genus) Pohl, 1828, nom. cons. - plant ICZN:Augusta (Genus) O. P.-Cambridge, 1877 - spider
ICZN:Axion (Genus) Mulsant, 1850 - beetle Physics:axion [hypothetical] - physical entity
ICZN:Azilia (Genus) Keyserling, 1881 - spider ICBN:Azilia (Genus) I.C. Hedge & J.M. Lamond, in K.H. Rechinger (1987) - plant
 
Similar names
 
Senior homonymJunior homonym
 
ICZN:Aenobarbus (Genus) Agassiz, 1842 - bird ICZN:Enobarbus (Genus) Whitley, 1928 see (Genus) Lepidocephalichthys Bleeker, 1863 - fish
ICZN:Ailurogale (Genus) Fitzinger, 1869 see (Subgenus) Ictailurus Severtzov, 1858 - mammal ICZN:Aelurogale (Genus) Filhol, 1872 see (Genus) †Nimravus Cope, 1879 - mammal
ICZN:Ailurogale (Genus) Fitzinger, 1869 see (Subgenus) Ictailurus Severtzov, 1858 - mammal ICZN:Aelurogale (Genus) Filhol, 1872 see (Genus) †Nimravus Cope, 1879 - mammal
ICZN:Ancistrophora (Genus) Schiner, 1865 - fly ICZN:Ankistrophorus (Genus) Walsingham, 1887 see (Genus) Acrolophus Poey, 1832 - moth
ICZN:Anostomus (Genus) Gronow, 1763 ex Scopoli, 1777 - fish ICZN:Anastomus (Genus) Bonnaterre, 1790 - bird
ICZN:Area (Genus) Ragonot, 1891 - moth ICZN:Araea (Genus) Hampson, 1908 - moth
ICZN:Astrolepas (Genus) Gray, 1825 - crustacean ICZN:Astrolepis (Genus) Eichwald, 1840 see (Genus) †Asterolepis Eichwald, 1840 - fish
©2004-2019 Universal Taxonomic Services
Last updated: 15 Jul 2019