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 Ninox Hodgson, 1837
               Ninox affinis Beavan, 1867 - Andaman hawk-owl
                 1 Ninox affinis affinis Beavan, 1867
                 2 Ninox affinis isolata Baker, 1926
                 3 Ninox affinis rexpimenti Abdulali, 1979