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 Numididae Reichenbach, 1850 - guineafowl see Subfamily Numidinae Reichenbach, 1850
             Genus Numida Linnaeus, 1764 [monotypic]
               Numida meleagris (Linnaeus, 1758) - helmeted guineafowl
                 1 Numida meleagris sabyi Hartert, 1919
                 2 Numida meleagris galeatus Pallas, 1767
                 3 Numida meleagris meleagrisᵀ (Linnaeus, 1758) - helmeted guineafowl
                 4 Numida meleagris somaliensis Neumann, 1899
                 5 Numida meleagris reichenowi Ogilvie-Grant, 1894
                 6 Numida meleagris mitratus Pallas, 1767
                 7 Numida meleagris marungensis Schalow, 1884
                 8 Numida meleagris papillosus Reichenow, 1894
                 9 Numida meleagris coronatus Gurney, 1868