Rhagomys longilingua 

Scope: Global
Language: English

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Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Mammalia Rodentia Cricetidae

Scientific Name: Rhagomys longilingua Luna & Patterson, 2003

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2017
Date Assessed: 2017-01-11
Assessor(s): Dunnum, J., Vargas, J. & Patterson, B.
Reviewer(s): Amori, G.
Although this species is known mainly from isolated records from a large area, it is listed as Least Concern in view of its tolerance of a range of habitats, and because it 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 poorly known species is known from three localities. Two of these are in the Alto Madre de Dios river basin in Peru (Cuzco and Madre de Dios Departments), the third locality is at Bajo Hornuni, in Bolivia. It has been recorded between 450-2,100 m (Musser and Carleton 2005).
Countries occurrence:
Bolivia, Plurinational States of; Peru
Additional data:
Lower elevation limit (metres):450
Upper elevation limit (metres):2100
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:It is known only from four specimens. This is likely to be a reflection of low sampling effort and inadequate methods.
Current Population Trend:Unknown
Additional data:
Population severely fragmented:No

Habitat and Ecology [top]

Habitat and Ecology:This is believed to be an arboreal species; it has been collected at 2 m above ground and in pitfall traps. It has been found in a variety of habitats from dry cane fields in lowland areas close to rivers, to humid montane forest. It has been collected in disturbed forest.
Generation Length (years):1-2

Threats [top]

Major Threat(s): There does not appear to be any major threats to this species.

Conservation Actions [top]

Conservation Actions: It has been collected in Cotapata National Park in Bolivia, and from Manu Biosphere Reserve in Peru. Further research is generally needed into this poorly known species.

Citation: Dunnum, J., Vargas, J. & Patterson, B. 2017. Rhagomys longilingua. The IUCN Red List of Threatened Species 2017: e.T136521A22353846. . Downloaded on 17 October 2017.
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