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 Otus Pennant, 1769
               Otus spilocephalus (Blyth, 1846) - mountain scops-owl
                 1 Otus spilocephalus huttoni (Hume, 1870)
                 2 Otus spilocephalus spilocephalus (Blyth, 1846) - mountain scops-owl
                 3 Otus spilocephalus latouchi (Rickett, 1900)
                 4 Otus spilocephalus hambroecki (Swinhoe, 1870) - Formosan scops-owl
                 5 Otus spilocephalus siamensis Robinson & Kloss, 1922
                 6 Otus spilocephalus vulpes (Ogilvie-Grant, 1906)
                 7 Otus spilocephalus vandewateri (Robinson & Kloss, 1916) - Vandewater's scops-owl
                 8 Otus spilocephalus luciae (Sharpe, 1888) - Bornean scops-owl