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] Galliformes Temminck, 1820 - fowl
phasianoids
see Superfamily Phasianoidea Vigors, 1825
Family Phasianidae Vigors, 1825 - turkeys, grouse, pheasants, partridges
Subfamily Tetraoninae Vigors - grouse
see Family Tetraonidae Vigors, 1825
01 Genus Bonasa Stephens, 1819 [monotypic]
02 Genus Tetrastes Keyserling & Blasius, 1840
03 Genus Falcipennis Elliot, 1864 [monotypic]
04 Genus Canachites Stejneger, 1885 [monotypic]
see Genus Falcipennis Elliot, 1864
05 Genus Tetrao Linnaeus, 1758
06 Genus Lyrurus Swainson, 1832
07 Genus Centrocercus Swainson, 1832
08 Genus Dendragapus Elliot, 1864 [monotypic]
09 Genus Tympanuchus Gloger, 1841
10 Genus Lagopus Brisson, 1760 - ptarmigan