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Vampyriscus bidens 

Scope:Global
Status_ne_offStatus_dd_offStatus_lc_onStatus_nt_offStatus_vu_offStatus_en_offStatus_cr_offStatus_ew_offStatus_ex_off

Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Mammalia Chiroptera Phyllostomidae

Scientific Name: Vampyriscus bidens
Species Authority: (Dobson, 1878)
Common Name(s):
English Bedentate Yellow-eared Bat
Synonym(s):
Vampyressa bidens Dobson, 1878
Taxonomic Notes: Formerly placed in its own genus (Vampyriscus); see Jones and Carter (1976).

The previous (2008) assessment for this species was published under the genus Vampyressa. This is an amended assessment under the newly recognised genus Vampyriscus.

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2016
Date Assessed: 2008-07-02
Assessor(s): Sampaio, E., Lim, B. & Peters, S.
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.
Previously published Red List assessments:
  • 2008 – Least Concern (LC)
  • 1996 – Lower Risk/near threatened (LR/nt)

Geographic Range [top]

Range Description:This species is found in the Amazonian region, from Colombia, Venezuela, and the Guianas, to Peru, northern Bolivia and Amazonian Brazil (Koopman, 1993). In Venezuela, occurs in lowlands, moistly below 500 m elevation (Handley, 1976).
Countries occurrence:
Native:
Bolivia, Plurinational States of; Brazil; Colombia; Ecuador; French Guiana; Guyana; Peru; Suriname; Venezuela, Bolivarian Republic of
Additional data:
Upper elevation limit (metres):500
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:May be locally common (Tavares pers. comm.).
Current Population Trend:Unknown
Additional data:
Population severely fragmented:No

Habitat and Ecology [top]

Habitat and Ecology:In Venezuela, it is strongly associated with moist habitats and multistratal evergreen forest (Handley, 1976). This species is largely frugivorous preferring figs. Reproduction is seasonally timed by the onset of rain (Gardner, 1977; Wilson, 1979).
Systems:Terrestrial

Threats [top]

Major Threat(s): Deforestation although this is not a major threat.

Conservation Actions [top]

Conservation Actions: Reduction of habitat loss.

Citation: Sampaio, E., Lim, B. & Peters, S. 2016. Vampyriscus bidens. The IUCN Red List of Threatened Species 2016: e.T22837A9394312. . Downloaded on 27 July 2016.
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