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 Tetraophasis Elliot, 1871
                 1 Tetraophasis obscurus (Verreaux, 1869) - Verreaux's monal partridge
                 2 Tetraophasis szechenyi see Tetraophasis szechenyii Madarász, 1885