Kingdom [Animalia] Linnaeus, 1758 - animals
   Subkingdom Metazoa Haeckel, 1874 see Kingdom Animalia Linnaeus, 1758
     Division Eumetazoa Butschli, 1910 see Subkingdom Eumetazoa Butschli, 1910
       Subdivision Bilateralia
         Phylum Chordata Bateson, 1885 - chordates
           Subphylum Vertebrata Cuvier, 1812 - vertebrates
             Class Aves Linnaeus, 1758 - birds see Subclass Aves Linnaeus, 1758
               Subclass Neornithes Gadow, 1893 see Clade Neornithes Gadow, 1893
                 Order Falconiformes Sharpe, 1874
                   Family Accipitridae Vieillot, 1816 - secretary bird, osprey, kites, hawks and eagles
                     Subfamily Buteoninae Vigors - buzzards & eagles see Subfamily Accipitrinae Vieillot, 1816
                       Genus Haliaeëtus see Genus Haliaeetus Savigny, 1809
                         Haliaeëtus pelagicus Pallas, 1811 see Haliaeetus pelagicus (Pallas, 1811)
                           ‡Haliaeëtus pelagicus niger Heude, 1887 see Haliaeetus pelagicus niger Heude, 1887