Ctenomys lewisi 

Scope: Global

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Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Mammalia Rodentia Ctenomyidae

Scientific Name: Ctenomys lewisi
Species Authority: Thomas, 1926
Common Name(s):
English Lewis's Tuco-tuco, Lewis' Tuco-tuco
Taxonomic Source(s): de Freitas, Thales R.O. In press. Family Ctenomys. In: Wilson, D.E., Lacher, T.E., Jr and Mittermeier, R.A. (eds), Handbook of Mammals of the World.

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2008
Date Assessed: 2008-06-30
Assessor(s): Dunnum, J. & Bernal, N.
Reviewer(s): Amori, G. (Small Nonvolant Mammal Red List Authority) & Schipper, J. (Global Mammal Assessment Team)
This species is listed as Least Concern as although it is known from relatively restricted areas, it is adaptable to ongoing disturbance and is unlikely to be declining fast enough to qualify for listing in a more threatened category.
Previously published Red List assessments:

Geographic Range [top]

Range Description:This species is restricted to the Tarija Department in south central Bolivia (Woods and Kilpatrick, 2005). It is found at elevations of 2,600 to 4,000 m asl (N. Bernal pers. comm.).
Countries occurrence:
Bolivia, Plurinational States of
Additional data:
Lower elevation limit (metres):2600
Upper elevation limit (metres):4000
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:It is a locally common species where it occurs.
Current Population Trend:Stable
Additional data:
Population severely fragmented:No

Habitat and Ecology [top]

Habitat and Ecology:It is found in open Altiplano grasslands, also in the foothills of Sama. It is found in both primary and disturbed areas. It is a fossorial, herbivorous species that uses underground tubers and roots. Colonies are found in areas with friable soils.

Threats [top]

Major Threat(s): There appear to be no major threats to this species. It is present in areas of traditional grazing and cultivation.

Conservation Actions [top]

Conservation Actions: It is present in the Questa de Sama National Reserve.

Citation: Dunnum, J. & Bernal, N. 2008. Ctenomys lewisi. The IUCN Red List of Threatened Species 2008: e.T5811A11731074. . Downloaded on 26 August 2016.
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