Ctenomys argentinus


Taxonomy [top]

Kingdom Phylum Class Order Family

Scientific Name: Ctenomys argentinus
Species Authority: Conterras & Berry, 1982
Common Name(s):
English Argentine Tuco-tuco

Assessment Information [top]

Red List Category & Criteria: Near Threatened ver 3.1
Year Published: 2008
Date Assessed: 2008-06-30
Assessor(s): Bidau, C. & Lessa, E.
Reviewer(s): Amori, G. (Small Nonvolant Mammal Red List Authority) & Schipper, J. (Global Mammal Assessment Team)
Listed as Near Threatened because its extent of occurrence is probably not much greater than 20,000 km², and it occurs in several small, widely separated subpopulations, thus making the species close to qualifying for Vulnerable based on range size and decline (criteria B1b(iii)).
1996 Lower Risk/least concern (Baillie and Groombridge 1996)

Geographic Range [top]

Range Description: This species occurs in north-central Argentina in Formosa and Chaco (Woods and Kilpatrick 2005).
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: C. argentinus is composed of lots of fragmented populations (Bidau, 2006).
Population Trend: Decreasing

Habitat and Ecology [top]

Habitat and Ecology: The claws and teeth are specialized for fossorial life (Wilson and Reeder 2005, Mora et al. 2003). It is found in regions of sandy soils (Barquez et al. 2006).
Systems: Terrestrial

Threats [top]

Major Threat(s): The major threat to this species is loss of habitat to agricultural expansion for soy farming and naturally small, fragmented populations (Bidau, 2006).

Conservation Actions [top]

Conservation Actions: The species is not found in any protected area and no conservation measures are in place to protect it.

Citation: Bidau, C. & Lessa, E. 2008. Ctenomys argentinus. The IUCN Red List of Threatened Species. Version 2014.3. <>. Downloaded on 30 March 2015.
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