Nyctinomops aurispinosus (Peale, 1848) . Mammalia and Ornothology, in U.S. Expl. Exped., 8: 21.

TYPE LOCALITY: Brazil, Rio Grande do Norte, 100 mi. (161 km) off Cape Sao Roque .

DISTRIBUTION: S. Sonora and S. Tamaulipas (Mexico) to Peru and Brazil.

COMMENT: Includes similis; see Aellen, 1970, Rev. Suisse Zool., 77:27.

ISIS NUMBER: 5301405016011006001 as Tadarida aurispinosa .

5301405016011040001 as Tadarida similis .