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 Pulsatrix Kaup, 1848
               Pulsatrix perspicillata (Latham, 1790) - spectacled owl
                 1 Pulsatrix perspicillata saturata Ridgway, 1914
                 2 Pulsatrix perspicillata chapmani Griscom, 1932
                 3 Pulsatrix perspicillata perspicillata (Latham, 1790)
                 4 Pulsatrix perspicillata trinitatis Bangs & Penard, 1918
                 5 Pulsatrix perspicillata boliviana Kelso, 1933
                 6 Pulsatrix perspicillata pulsatrix (Wied-Neuwied, 1820)