Neornithes Gadow, 1893 - living birds
   Neognathae Pycraft 1900 see Cohort Neognathae Pycraft, 1900
     Neoaves Sibley et al. 1988 see Subcohort Neoaves Sibley et al., 1988
       [Order] Falconiformes Sharpe, 1874
         Family Accipitridae Vieillot, 1816 - secretary bird, osprey, kites, hawks and eagles
           Subfamily Accipitrinae Vieillot, 1816 - hawks, eagles
             Genus Melierax Gray, 1840
               Melierax metabates Heuglin, 1861 - dark chanting-goshawk
                 1 Melierax metabates theresae Meinertzhagen, 1939
                 2 Melierax metabates ignoscens Friedmann, 1928
                 3 Melierax metabates neumanni Hartert, 1914
                 4 Melierax metabates metabates Heuglin, 1861
                 5 Melierax metabates mechowi Cabanis, 1882