Nyctinomops aurispinosus (Peale, 1848) . Mammalia, in Repts. U.S. Expl. Surv., 8:21.

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

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

SYNONYMS: similis .

COMMENTS: Includes similis; see Jones and Arroyo-Cabrales (1990, Mammalian Species, 350).