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] Strigiformes Wagler, 1830 - owls
         Family Strigidae Vigors, 1825 - owls
           Subfamily Surniinae del Hoyo et al., 2014
             Genus Athene Boie, 1822
               Athene noctua (Scopoli, 1769) - little owl
                 01 Athene noctua vidalii Brehm, 1857
                 02 Athene noctua noctua (Scopoli, 1769)
                 03 Athene noctua indigena Brehm, 1855
                 04 Athene noctua lilith Hartert, 1913
                 05 Athene noctua bactriana Blyth, 1847
                 06 Athene noctua orientalis Severtsov, 1873
                 07 Athene noctua ludlowi Baker, 1926
                 08 Athene noctua impasta Bangs & Peters, 1928
                 09 Athene noctua plumipes Swinhoe, 1870
                 10 Athene noctua glaux (Savigny, 1809)
                 11 Athene noctua saharae (Kleinschmidt, 1909)
                 12 Athene noctua spilogastra (Heuglin, 1869)
                 13 Athene noctua somaliensis Reichenow, 1905