Traits Taxon list
Ablepharus Fitzinger, 1823
Acalyptophis Boulenger, 1896
Acalyptophis peronii (Duméril, 1853) accepted as Hydrophis peronii (Duméril, 1853)
Acalyptus Duméril, 1853
Acanthis Borkhausen, 1797
Acanthiza Vigors & Horsfield, 1826
Acanthizidae Sundevall, 1872
Acanthorhynchus Gould, 1837
Acanthorhynchus tenuirostris (Latham, 1801)
Accipiter Brisson, 1760
Accipiter badius (Gmelin, 1788)
Accipiter cooperii (Bonaparte, 1828)
Accipiter gentilis (Linnaeus, 1758)
Accipiter nisus (Linnaeus, 1758)
Accipiter striatus Vieillot, 1807
Accipiter striatus velox (Wilson, 1812)
Accipiter trivirgatus (Temminck, 1824)
Accipiter trivirgatus formosae Mayr, 1949
Accipiter virgatus (Temminck, 1822)
Accipiter virgatus affinis Hodgson, 1836
Accipitridae Viellot, 1816
Accipitriformes
Acridotheres Vieillot, 1816
Acridotheres cristatellus (Linnaeus, 1758)
Acrocephalidae Salvin, 1882
Acrocephalus J. A. Naumann & J. F. Naumann, 1811
Acrocephalus arundinaceus (Linnaeus, 1758)
Acrocephalus gracilirostris (Hartlaub, 1864)
Acrocephalus paludicola (Vieillot, 1817)
Acrocephalus palustris (Bechstein, 1798)
Acrocephalus schoenobaenus (Linnaeus, 1758)
Acrocephalus scirpaceus (Hermann, 1804)
Acrochordidae
Acrochordus Hornstedt, 1787
Acrochordus arafurae McDowell, 1979
Acrochordus granulatus (Schneider, 1799)
Acrochordus javanicus Hornstedt, 1787
Actinemys Agassiz, 1857
Actinemys marmorata (Baird & Girard, 1852)
Actitis lliiger, 1811
Actitis hypoleucos (Linnaeus, 1758)
Actitis macularius Linnaeus, 1766
Actophilornis Oberholser, 1925
Actophilornis africanus (Gmelin, 1789)
Aechmophorus Coues, 1862
Aechmophorus clarkii (Lawrence, 1858)
Aechmophorus occidentalis (Lawrence, 1858)
Aegialitis Boie, 1822
Aegithalidae
Aegithalos Hermann, 1804
Aegithalos caudatus (Linnaeus, 1758)
Aegithina Gray, 1869
Aegithina tiphia (Linnaeus, 1758)
Aegithina tiphia aequanimis Bangs, 1922
Aegithinidae Gray, 1869
Aegolius Keyserling & Blasius, 1840
Aegolius funereus (Linnaeus, 1758)
Aegolius gradyi Olson, 2012 †
Aegypius Savigny, 1809
Aegypius monachus (Linnaeus, 1766)
Aethia Merrem, 1788
Aethia cristatella (Pallas, 1769)
Aethia psittacula (Pallas, 1769)
Aethia pusilla (Pallas, 1811)
Aethia pygmaea (Gmelin, 1789)
Agama Daudin, 1802
Agama agama (Linnaeus, 1758)
Agamia Reichenbach, 1852
Agamia agami (Gmelin, 1789)
Agamidae Gray, 1827
Agelaius Vieillot, 1816
Agelaius phoeniceus (Linnaeus, 1766)
Agkistrodon de Beauvois, 1799
Agkistrodon piscivorus Lacépède, 1789
Agkistrodon piscivorus piscivorus Lacépède, 1789
Ahaetulla Link, 1807
Ahaetulla mycterizans (Linnaeus, 1758)
Aipysurus Lacepède, 1804
Aipysurus apraefrontalis Smith, 1926
Aipysurus duboisii Bavay, 1869
Aipysurus eydouxi Gray, 1849
Aipysurus foliosquama Smith, 1926
Aipysurus fuscus Tschudi, 1837
Aipysurus laevis Lacépède, 1804
Aipysurus laevis pooleorum Smith, 1974
Aipysurus mosaicus Sanders, Rasmussen, Elmberg, Mumpuni, Guinea, Blias, Lee & Fry, 2012
Aipysurus pooleorum Smith, 1974 accepted as Aipysurus laevis pooleorum Smith, 1974
Aipysurus tenuis Lönnberg & Andersson, 1913
Aix Boie, 1828
Aix galericulata (Linnaeus, 1758)
Aix sponsa (Linnaeus, 1758)
Ajaia Reichenbach, 1852
Alaemon Keyserling & Blasius, 1840
Alaemon alaudipes (Desfontaines, 1789)
Alauda Linnaeus, 1758
Alauda arvensis Linnaeus, 1758
Alaudidae Vigors, 1825
Alca Linnaeus, 1758
Alca torda Linnaeus, 1758
Alca torda islandica Brehm, 1831