Order Galliformes Temminck, 1820 - fowl
Family Phasianidae Vigors, 1825 - turkeys, grouse, pheasants, partridges
Subfamily Tetraoninae Vigors - grouse
see Family Tetraonidae Vigors, 1825
1 Genus †Palaealectoris Wetmore, 1930
2 Genus Tympanuchus Gloger, 1841
3 Genus †Archaeophasianus Lambrecht, 1933
4 Genus Tetrao Linnaeus, 1758
5 Genus †Palaeotetrix Shufeldt, 1892
6 Genus Dendragapus Elliot, 1864