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 Pandioninae - osprey see Family Pandionidae Sclater & Salvin, 1873
                       Genus Pandion Savigny, 1809 - osprey
                         Pandion haliaëtus (C. Linnaeus, 1758) see Pandion haliaetus (Linnaeus, 1758)
                           1 Pandion haliaëtus haliaëtusᵀ (C. Linnaeus, 1758) see Pandion haliaetus haliaetus (Linnaeus, 1758)
                           2 Pandion haliaëtus carolinensis (J.F. Gmelin, 1788) see Pandion haliaetus carolinensis (Gmelin, 1788)
                           3 Pandion haliaëtus cristatus (Vieillot, 1816) see Pandion haliaetus cristatus (Vieillot, 1816)
                           4 Pandion haliaëtus ridgwayi Maynard, 1887 see Pandion haliaetus ridgwayi Maynard, 1887
                           5 Pandion haliaëtus mutuus Kipp, 1951 see Pandion haliaetus mutuus Kipp, 1951
                           6 Pandion haliaëtus microhaliaëtus Brasil, 1916 see Pandion haliaetus microhaliaetus Brasil, 1916