Cremnomys elvira 


Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Mammalia Rodentia Muridae

Scientific Name: Cremnomys elvira
Species Authority: (Ellerman, 1946)
Common Name(s):
English Large Rock-rat, Elvira Rat
Rattus elvira Ellerman, 1947

Assessment Information [top]

Red List Category & Criteria: Critically Endangered B1ab(iii)+2ab(iii) ver 3.1
Year Published: 2008
Date Assessed: 2008-06-30
Assessor(s): Molur, S. & Nameer, P.O.
Reviewer(s): Amori, G. (Small Nonvolant Mammal Red List Authority) & Cox, N. (Global Mammal Assessment Team)
Listed as Critically Endangered because its extent of occurrence is less than 100 km² and its area of occupancy is probably less than 10 km², all individuals are in a single location, and there is continuing decline in the extent and quality of its habitat. Surveys by government agencies have not revealed the presence of this species in other adjacent localities (Molur et al. 2005).
Previously published Red List assessments:
2000 Vulnerable (VU)
1996 Vulnerable (VU)

Geographic Range [top]

Range Description: This species is known only from Eastern Ghats of Tamil Nadu, India (Molur et al. 2005). It has been recorded from an elevation of about 600 m asl.
Countries occurrence:
India (Tamil Nadu)
Estimated area of occupancy (AOO) - km2: <10
Number of Locations: 1
Upper elevation limit (metres): 600
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: There is no information available on the population abundance of this species.
Current Population Trend: Decreasing
Additional data:
Population severely fragmented: No

Habitat and Ecology [top]

Habitat and Ecology: It is a nocturnal and fossorial species, occurs in tropical dry deciduous scrub forest, where it is seen in rocky areas (Molur et al. 2005).
Systems: Terrestrial

Threats [top]

Major Threat(s): The major threats of the species are habitat loss, conversion of forests to agricultural lands and plantations and fuel wood collection (Molur et al. 2005).

Conservation Actions [top]

Conservation Actions: It is listed in the Schedule V (considered as vermin) of the Indian Wildlife (Protection) Act, 1972. It is not known from any protected areas (Molur et al. 2005). There is a need to undertake surveys to locate viable populations of this species, and to identify appropriate areas for conservation.

Citation: Molur, S. & Nameer, P.O. 2008. Cremnomys elvira. The IUCN Red List of Threatened Species 2008: e.T5514A11259623. . Downloaded on 01 December 2015.
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