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Nyctinomops macrotis

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Taxonomy [top]

Kingdom Phylum Class Order Family
ANIMALIA CHORDATA MAMMALIA CHIROPTERA MOLOSSIDAE

Scientific Name: Nyctinomops macrotis
Species Authority: (Gray, 1840)
Common Name(s):
English Big Free-tailed Bat
Taxonomic Notes: Called Tadarida molossa but see Husson (1962).

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2008
Date Assessed: 2008-06-30
Assessor(s): Barquez, R., Arroyo-Cabrales, J. & Diaz, M.
Reviewer(s): Medellín, R. (Chiroptera Red List Authority) & Schipper, J. (Global Mammal Assessment Team)
Justification:
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.

Geographic Range [top]

Range Description: SW British Columbia and Iowa (USA) to SW Mexico; Colombia, Venezuela, Guyana, and Surinam to Peru, N Argentina and Uruguay; Cuba; Jamaica; Hispaniola (Simmons 2005). Not found either in Rio Grande do Sul (Reis et al. 2006) nor Uruguay (Lopez-Gonzalez 2004)
Countries:
Native:
Argentina; Brazil; Canada (British Columbia); Colombia; Cuba; Dominican Republic; Ecuador; French Guiana; Guyana; Haiti; Jamaica; Mexico; Suriname; United States (Arizona, California, Colorado, Kansas, Minnesota, Nevada, New Mexico, Oklahoma, Texas, Utah); Venezuela, Bolivarian Republic of
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: Common species (Barquez pers. comm.). Not very common in Mexico (Arita, 2005). Common in Dominican Republic (Sixto Inchaustegui pers. comm.)
Population Trend: Unknown

Habitat and Ecology [top]

Habitat and Ecology: N. macrotis is a seasonal migrant throughout much of its range and it is insectivourous (Milner et al. 1990; Barquez 1999). Found in urban areas (Barquez 1999). In North America is found in dry forests and pine forests. In South America and Antillas is found in tropical evergreen forests. From sea level up to 2,600 m (Arita, 2005)
Systems: Terrestrial

Threats [top]

Major Threat(s): No major threats.

Conservation Actions [top]

Conservation Actions: No conservation measures cited. Found in protected areas.

Citation: Barquez, R., Arroyo-Cabrales, J. & Diaz, M. 2008. Nyctinomops macrotis. The IUCN Red List of Threatened Species. Version 2014.2. <www.iucnredlist.org>. Downloaded on 28 July 2014.
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