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 Glaucidium Boie, 1826
Glaucidium griseiceps Sharpe, 1875
1 Glaucidium griseiceps occultum Moore, 1947
2 Glaucidium griseiceps griseiceps Sharpe, 1875
3 Glaucidium griseiceps rarum Griscom, 1931