Other Scientific Names
Otus trichopsis [BirdLife International (2004)], Otus trichopsis [Sibley and Monroe (1990, 1993)], Otus trichopsis [Stotz et al. (1996)]
Whiskered Screech Owl (Megascops trichopsis) [XC330307]
by Richard E. Webster from Cottonwood Canyon, New Mexico, United States (song)
Whiskered Screech Owl (Megascops trichopsis) [XC351697]
by Frank Lambert from NE slope Volcan de Fuego, Jalisco, Mexico (song)
Subspecies
Relationships uncertain. Several additional subspecies described: pinosus (Veracruz), ridgwayi (Michoacán) and guerrerensis (south-western Mexico) included in nominate trichopsis; pumilus from Honduras in mesamericanus.
The following 3 subspecies are recognised:
aspersus Brewster, 1888 - South-eastern Arizona to northern Mexico (Sonora and Chihuahua).
trichopsis (Wagler, 1832) - Highlands of central Mexico (from about Durango south to Veracruz, Oaxaca and Chiapas).