Megascops Kaup, 1848
Megascops asio subsp. asio (Linnaeus, 1758)
Megascops asio floridanus (Ridgway, 1874)
Megascops asio hasbroucki (Ridgway, 1914)
Megascops asio maxwelliae (Ridgway, 1877)
Megascops asio mccallii (Cassin, 1854)
Megascops asio subsp. naevius