Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Mammalia Chiroptera Molossidae

Scientific Name: Molossus molossus
Species Authority: (Pallas, 1766)
Common Name(s):
English Pallas's Mastiff Bat
Taxonomic Notes: Includes fortis, milleri, debilis, and tropidorhynchus. Does not include aztecus, barnesi, coibensis, cherriei, and lambi; see Dolan (1989) and Simmons and Voss (1998). Includes daulensis. Antillean populations reviewed by Genoways et al. (1981) and Timm and Genoways (2003). This complex is desperately in need of revision.

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2008
Date Assessed: 2008-06-30
Assessor(s): Barquez, R., Rodriguez, B., Miller, B. & Diaz, M.
Reviewer(s): Medellín, R. (Chiroptera Red List Authority) & Schipper, J. (Global Mammal Assessment Team)
This species is listed as Least Concern in view of its wide distribution, presumed large population, and because it is unlikely to be declining at nearly the rate required to qualify for listing in a threatened category.
Previously published Red List assessments:
1996 Lower Risk/least concern (LR/lc)

Geographic Range [top]

Range Description: This species occurs from Sinaloa and Coahuila (Mexico) to Peru, northern Argentina, Paraguay, Uruguay, Brazil, Surinam and Guianas; Greater and Lesser Antilles; Florida Keys (USA); Margarita Isl (Venezuela); Curaçao and Bonaire (Netherlands Antilles); Trinidad and Tobago (Simmons 2005).
Countries occurrence:
Argentina; Belize; Bonaire, Sint Eustatius and Saba (Sint Eustatius); Brazil; Colombia; Costa Rica; Curaçao; Ecuador; El Salvador; French Guiana; Guyana; Mexico (Coahuila, Sinaloa); Nicaragua; Panama; Paraguay; Peru; Saint Martin (French part); Sint Maarten (Dutch part); Suriname; Trinidad and Tobago; United States (Florida); Uruguay; Venezuela, Bolivarian Republic of (Venezuelan Antilles)
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: Abundant species (Barques and Diaz pers. comm.).
Current Population Trend: Unknown
Additional data:
Population severely fragmented: No

Habitat and Ecology [top]

Habitat and Ecology: Found in urban areas. Large colonies found in palm leaves, refuges (Barquez pers. comm.). They roosts in attics on the islands (Rodriguez Duran pers. comm.).
Systems: Terrestrial

Threats [top]

Major Threat(s): There are no major threats to this species.

Conservation Actions [top]

Conservation Actions: Found in protected areas. Research actions.

Citation: Barquez, R., Rodriguez, B., Miller, B. & Diaz, M. 2008. Molossus molossus. The IUCN Red List of Threatened Species 2008: e.T13648A4297813. . Downloaded on 05 October 2015.
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