Ctenomys pilarensis 

Scope: Global
Language: English

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Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Mammalia Rodentia Ctenomyidae

Scientific Name: Ctenomys pilarensis Contreras, 1993
Common Name(s):
English Pilar Tuco-tuco

Assessment Information [top]

Red List Category & Criteria: Endangered B1ab(i,ii,iii) ver 3.1
Year Published: 2008
Date Assessed: 2008-06-30
Assessor(s): Bidau, C., Lessa, E. & Ojeda, R.
Reviewer(s): Amori, G. (Small Nonvolant Mammal Red List Authority) & Schipper, J. (Global Mammal Assessment Team)
Listed as Endangered because its extent of occurrence is less than 5,000 km², all individuals are in a single location where populations are severely fragmented, and there is continuing decline in the extent and quality of habitat (conversion to manioc). The species continues to be persecuted as an agricultural pest.

Geographic Range [top]

Range Description:This species occurs in eastern Paraguay, in Ñembucú and Misiones Provinces. The range is restricted by the Paraguay River to the west and the Parana River to the south (Woods and Kilpatrick, 2005). It occurs to the east of the city of Pilar (Bidau pers. comm.).
Countries occurrence:
Additional data:
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:The species has a patchy distribution, there are only three or four known isolated populations (Bidau pers. comm.) in a single location.
Current Population Trend:Decreasing
Additional data:
Population severely fragmented:Yes

Habitat and Ecology [top]

Habitat and Ecology:C. pilarensis usually lives in sandy soils and do well in manioc (yucca) fields.

Threats [top]

Major Threat(s): Owing to the fact that they live in manioc fields they are considered a pest to agricultural crops.

Conservation Actions [top]

Conservation Actions: There is no information available about any conservation measures being made to protect this species. Further research is necessary to clarify the true status of this species.

Citation: Bidau, C., Lessa, E. & Ojeda, R. 2008. Ctenomys pilarensis. The IUCN Red List of Threatened Species 2008: e.T136289A4269637. . Downloaded on 20 January 2018.
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