Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Mammalia Eulipotyphla Soricidae

Scientific Name: Cryptotis nigrescens
Species Authority: (J.A. Allen, 1895)
Common Name(s):
English Blackish Small-eared Shrew

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2008
Date Assessed: 2008-06-30
Assessor(s): Pino, J.L. & Woodman, N.
Reviewer(s): Amori, G. (Small Nonvolant Mammal Red List Authority) & Chanson, J. (Global Mammal Assessment Team)
This species is listed as Least Concern because of its wide distribution in Costa Rica and Panama, presumed large population, occurrence in a number of protected areas 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 in the highlands above 800 m asl in Costa Rica, and above 1,000 m in western Panama (Hutterer, 2005). It is known from 800 to 2,900 m asl (Reid, 1997).
Countries occurrence:
Costa Rica; Panama
Lower elevation limit (metres): 800
Upper elevation limit (metres): 2900
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: This species is locally common (Reid, 1997).
Current Population Trend: Stable
Additional data:
Population severely fragmented: No

Habitat and Ecology [top]

Habitat and Ecology: It can be found in cool, evergreen forest and forest edge, and in drier, open woodland on the Pacific Slope. It is also found in pastures and other open areas. The litter size is one to three (Reid, 1997).
Systems: Terrestrial

Threats [top]

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

Conservation Actions [top]

Conservation Actions: It occurs in some protected areas.

Citation: Pino, J.L. & Woodman, N. 2008. Cryptotis nigrescens. The IUCN Red List of Threatened Species 2008: e.T41376A10438251. . Downloaded on 13 October 2015.
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