Classification
Biota [regio]Animalia [regnum]
Chordata [phylum]
Aves [classis]
Strigiformes [ordo]
Strigidae [familia]
Asio [genus]
Genus Asio contains the following taxa:
Asio flammeus (Pontoppidan, 1763) [species]
Asio otus (Linnaeus, 1758) [species]