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 Anas Linnaeus, 1758 - Pacific black duck
Anas flavirostris Vieillot, 1816 - speckled teal
1 Anas flavirostris altipetens (Conover, 1941)
2 Anas flavirostris andium (Sclater & Salvin, 1873)
3 Anas flavirostris oxyptera Meyen, 1834
4 Anas flavirostris flavirostris Vieillot, 1816 - yellow-billed teal