Neornithes Gadow, 1893 - living birds
Neognathae Pycraft 1900
see Cohort Neognathae Pycraft, 1900
Galloanserae Sibley, Ahlquist & Monroe Jr., 1988
see Subcohort Galloanserae Sibley, Ahlquist & Monroe Jr., 1988
[Order] Anseriformes Wagler, 1831 - waterfowl and screamers
Family Anatidae Vigors, 1825 - ducks, geese, swans
Subfamily Anatinae Vigors, 1825 - pond ducks
Genus Malacorhynchus Swainson, 1831 [monotypic] - pink-eared duck
Genus Salvadorina Rothschild & Hartert, 1894 [monotypic]
Genus Cairina Fleming, 1822 [monotypic]
Genus Asacornis Salvadori, 1895 [monotypic]
see Genus Asarcornis Salvadori, 1895
Genus Pteronetta Salvadori, 1895 [monotypic]
Genus Aix Boie, 1828
Genus Nettapus Brandt, 1836 - green pygmy-goose
Genus Amazonetta Boetticher, 1929 [monotypic]
Genus Callonetta Delacour, 1936 [monotypic]
Genus Lophonetta Riley, 1914 [monotypic]
Genus Speculanas Boetticher, 1929 [monotypic]
Genus Anas Linnaeus, 1758 - Pacific black duck
Genus Marmaronetta Reichenbach, 1853 [monotypic]
Genus ‡?Rhodonessa Reichenbach, 1853 [monotypic]
Genus Netta Kaup, 1829
Genus Aythya Boie, 1822 - hardhead
Genus Polysticta Eyton, 1836 [monotypic]
Genus Somateria Leach, 1819
Genus Histrionicus Lesson, 1828 [monotypic]
Genus ‡Camptorhynchus Bonaparte, 1838 [monotypic]
Genus Melanitta Boie, 1822
Genus Clangula Leach, 1819 [monotypic]
Genus Bucephala Baird, 1858
Genus Mergellus Selby, 1840 [monotypic]
Genus Lophodytes Reichenbach, 1853 [monotypic]
Genus Mergus Linnaeus, 1758
Genus Heteronetta Salvadori, 1865 [monotypic]
Genus Nomonyx Ridgway, 1880 [monotypic]
Genus Oxyura Bonaparte, 1828 - blue-billed duck
Genus Biziura Stephens, 1824 [monotypic] - musk duck
Genus Chenonetta Brandt, 1836 [monotypic] - maned duck
1 Chenonetta jubata (Latham, 1802) - maned duck