Kingdom [Animalia] Linnaeus, 1758 - animals
   Subkingdom Metazoa Haeckel, 1874 see Kingdom Animalia Linnaeus, 1758
     Division Eumetazoa Butschli, 1910 see Subkingdom Eumetazoa Butschli, 1910
       Subdivision Bilateralia
         Phylum Chordata Bateson, 1885 - chordates
           Subphylum Vertebrata Cuvier, 1812 - vertebrates
             Class Aves Linnaeus, 1758 - birds see Subclass Aves Linnaeus, 1758
               Subclass Neornithes Gadow, 1893 see Clade Neornithes Gadow, 1893
                 Order Galliformes Temminck, 1820 - fowl
                   Suborder Galli see Order Galliformes Temminck, 1820
                     Family Phasianidae Vigors, 1825 - turkeys, grouse, pheasants, partridges
                       Subfamily Perdicinae Bonaparte, 1838
                         Tribe Perdicini see Subfamily Perdicinae Bonaparte, 1838
                           Genus Tetraogallus Gray, 1832
                             1 Tetraogallus caucasicus (Pallas, 1811) - Caucasian snowcock
                             2 Tetraogallus caspicus (S.G. Gmelin, 1784) see Tetraogallus caspius (Gmelin, 1784)
                             3 Tetraogallus tibetanus Gould, 1854 - Tibetan snowcock
                             4 Tetraogallus altaicus (Gebler, 1836) - Altai snowcock
                             5 Tetraogallus himalayensis Gray, 1843 - Himalayan snowcock