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 Spilornis Gray, 1840
               1 Spilornis cheela (Latham, 1790) - crested serpent-eagle
               2 Spilornis klossi Richmond, 1902
               3 Spilornis kinabaluensis Sclater, 1919 - mountain serpent-eagle
               4 Spilornis rufipectus Gould, 1858 - Sulawesi serpent-eagle
               5 Spilornis elgini (Blyth, 1863) - Andaman serpent-eagle