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 Buteo Lacépède, 1799
                         01 Buteo buteo (Linnaeus, 1758) - common buzzard
                         02 Buteo jamaicensis (Gmelin, 1788) - red-tailed hawk
                         03 Buteo ventralis Gould, 1837 - rufous-tailed hawk
                         04 Buteo rufinus (Cretzschmar, 1829) - long-legged buzzard
                         05 Buteo hemilasius Temminck & Schlegel, 1844 - upland buzzard
                         06 Buteo regalis (Gray, 1844) - ferruginous hawk
                         07 Buteo rufofuscus (Forster, 1798) - jackal buzzard
                         08 Buteo auguralis Salvadori, 1865 - red-necked buzzard
                         09 Buteo lagopus (Pontoppidan, 1763) - rough-legged hawk
                         10 Buteo lineatus (Gmelin, 1788) - red-shouldered hawk
                         11 Buteo platypterus (Vieillot, 1823) - broad-winged hawk
                         12 Buteo oreophilus Hartert & Neumann, 1914 - mountain buzzard
                         13 Buteo brachypterus Hartlaub, 1860 - Madagascar buzzard
                         14 Buteo refectus Portenko, 1935
                         15 Buteo polyosoma (Quoy & Gaimard, 1824) - red-backed hawk
                         16 Buteo poecilochrous Gurney, 1879 - Puna hawk
                         17 Buteo albigula Philippi, 1899 - white-throated hawk
                         18 Buteo leucorrhous (Quoy & Gaimard, 1824) - white-rumped hawk
                         19 Buteo albonotatus Kaup, 1847 - zone-tailed hawk
                         20 Buteo albicaudatus Vieillot, 1816 - white-tailed hawk
                         21 Buteo galapagoënsis (Gould, 1837) see Buteo galapagoensis (Gould, 1837)
                         22 Buteo swainsoni Bonaparte, 1838 - Swainson's hawk
                         23 Buteo magnirostris (Gmelin, 1788) - roadside hawk
                         24 Buteo brachyurus Vieillot, 1816 - short-tailed hawk
                         25 Buteo solitarius Peale, 1848 - Hawaiian hawk
                         26 Buteo ridgwayi (Cory, 1883) - Ridgway's hawk
                         27 Subgenus Asturina Vieillot, 1816 see Genus Asturina Vieillot, 1816