Phylum Chordata Bateson, 1885 - chordates
   Class Aves Linnaeus, 1758 - birds see Subclass Aves Linnaeus, 1758
     Subclass Neornithes Gadow, 1893 see Clade Neornithes Gadow, 1893
       Superorder Neognathae Pycraft, 1900 see Cohort Neognathae Pycraft, 1900
         Order Galliformes Temminck, 1820 - fowl
           Family Phasianidae Vigors, 1825 - turkeys, grouse, pheasants, partridges
             Subfamily Phasianinae Vigors, 1825 - pheasants and partridges
               Genus Perdix Brisson, 1760
                 1 Perdix perdix (Linnaeus, 1758) - grey partridge
                 2 Perdix dauuricae (Pallas, 1811) see Perdix dauurica (Pallas, 1811)
                 3 Perdix hodgsoniae (Hodgson, 1857) - Tibetan partridge