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 Strigiformes Wagler, 1830 - owls
                   Family Strigidae Vigors, 1825 - owls
                     Subfamily Buboninae Vigors, 1825 - normal owls see Subfamily Striginae Vigors, 1825
                       Genus Bubo Duméril, 1806
                         01 Bubo bubo (C. Linnaeus, 1758) - Eurasian eagle-owl
                         02 Bubo lacteus (Temminck, 1820) - Verreaux's eagle-owl
                         03 Bubo poensis Fraser, 1854 - Fraser's eagle-owl
                         04 Bubo nipalensis Hodgson, 1836 - spot-bellied eagle-owl
                         05 Bubo virginianus (J.F. Gmelin, 1788) - great horned owl
                         06 Bubo africanus (Temminck, 1821) - spotted eagle-owl
                         07 Bubo capensis A. Smith, 1834 - Cape eagle-owl
                         08 Bubo sumatrana (Raffles, 1822) see Bubo sumatranus (Raffles, 1822)
                         09 Bubo philippensis (Kaup, 1851) - Philippine eagle-owl
                         10 Bubo coromandus (Latham, 1790) - dusky eagle-owl