GALLOANSERAE |--Anseriformes | \--+-----Anhimidae (Screamers) | \--+--Anseranatidae (Magpie-Goose) | \--+--Presbyornithidae [extinct] | \--Anatidae (Ducks, Geese, Swans) | \--Galliformes \--+--Megapodiidae (Megapodes) \--+--Cracidae (Chachalacas, Curassows, Guans) \--+--Numididae (Guineafowl) \--+--Odontophoridae (New World Quail) \--Phasianidae (Turkeys, Grouse, Pheasants, Partridges) |--Rollulinae (Asiatic Partridges) \--+--Pavoninae (Peafowl, Peacock-Pheasants) \--Phasianinae (Partridges, Pheasants, Grouse, Turkeys)