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
             1 Subfamily Meleagridinae Gray [monotypic] see Family Meleagrididae Gray, 1840
             2 Subfamily Tetraoninae Vigors - grouse see Family Tetraonidae Vigors, 1825
             3 Subfamily Perdicinae Bonaparte, 1838
             4 Subfamily Phasianinae Vigors, 1825 - pheasants and partridges