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 Striginae Vigors, 1825 - strange-eared owls
             Genus Strix Linnaeus, 1758
               Strix woodfordi (Smith, 1834), nom. inval. see Strix woodfordii (A. Smith, 1834)
                 Strix woodfordi umbrina (Heuglin, 1863), nom. inval. see Strix woodfordii umbrina (Heuglin, 1863)