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 Coturnix Bonnaterre, 1790
                 1 Coturnix coturnix (Linnaeus, 1758) - common quail
                 2 Coturnix japonica Temminck & Schlegel, 1849 - Japanese quail
                 3 Coturnix coromandelica (Gmelin, 1789) - rain quail
                 4 Coturnix delegorguei Delegorgue, 1847 - harlequin quail
                 5 Coturnix pectoralis Gould, 1837 - stubble quail
                 6 Coturnix australis (Latham, 1801) see Coturnix ypsilophora australis (Latham, 1801)
                 7 ‡Coturnix novaezelandiae Quoy & Gaimard, 1830 - New Zealand quail
                 8 Coturnix ypsilophora Bosc, 1792 - brown quail
                 9 Coturnix chinensis (Linnaeus, 1766) - blue-breasted quail