Other Scientific Names
Otus roboratus [BirdLife International (2004)], Otus roboratus [Sibley and Monroe (1990, 1993)], Otus roboratus [Stotz et al. (1996)]
Other Names (World)
Peruvian Screech-Owl, West Peruvian Screech-Owl, Roborate Screech-owl, Coastal Screech-owl (pacificus), Tumbes Screech-owl (pacificus), West Peruvian Screech Owl
West Peruvian Screech Owl (Megascops roboratus) [XC41289]
by Manuel Sanchez N. from Quebrada Shambo, Zona Reservada Laquipampa, Ferrenafe, Lambayeque, Peru (call?)
West Peruvian Screech Owl (Megascops roboratus) [XC257741]
by Paul Coopmans from Loja: Celica-El Empalme road, Ecuador (song, songs)
Subspecies
Has been treated as conspecific with Tropical Screech-Owl (Megascops choliba), but vocalizations distinct. Smaller subspecies pacificus suggested as possibly separate species. Further study is required.
The following 2 subspecies are recognised:
pacificus (Hekstra, 1982) - South-western Ecuador and extreme north-western Peru (south to Lambayeque).
roboratus Bangs & Noble, 1918 - Extreme southern Ecuador and north-western Peru between western and central Andes (drainage of R Chinchipe and R Marañón).