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Srilankamys ohiensis

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Taxonomy [top]

Kingdom Phylum Class Order Family
ANIMALIA CHORDATA MAMMALIA RODENTIA MURIDAE

Scientific Name: Srilankamys ohiensis
Species Authority: (Phillips, 1929)
Common Name(s):
English Ohiya Rat
Synonym(s):
Rattus ohiensis Phillips, 1929

Assessment Information [top]

Red List Category & Criteria: Vulnerable B1ab(iii)+2ab(iii) ver 3.1
Year Published: 2008
Date Assessed: 2008-06-30
Assessor(s): de A. Goonatilake, W.I.L.D.P.T.S., Nameer, P.O. & Molur, S.
Reviewer(s): Amori, G. (Small Nonvolant Mammal Red List Authority) & Cox, N. (Global Mammal Assessment Team)
Justification:
Listed as Vulnerable because its extent of occurrence is estimated to be less than 10,000 km², while the area of occupancy is estimated at 600 km². based on survey data and available habitats (Molur et al. 2005). It is found in a few severely fragmented locations and is facing a continuing decline in its habitat quality.

Geographic Range [top]

Range Description: This species is endemic to the central highlands of Sri Lanka, known from a few fragmented locations in Central Province, Sabaragamuwa Province and Uva Province at elevations ranging from 915 to 2,310 m asl (Molur et al. 2005; Musser and Carleton 2005).
Countries:
Native:
Sri Lanka
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 (Molur et al. 2005).
Population Trend: Decreasing

Habitat and Ecology [top]

Habitat and Ecology: It is a nocturnal and fossorial species. It occurs in lowland and montane evergreen forests (Molur et al. 2005).
Systems: Terrestrial

Threats [top]

Major Threat(s): Habitat loss and degradation due to expansion of agriculture, clear-cutting, forest fire in Horton Plains, undergrowth clearing in Knuckles Range, and predation by domestic carnivores have been observed to be the major threats for this species (Molur et al. 2005; W.I.L.D.P.T.S. de A. Goonatilake in litt. 2005).

Conservation Actions [top]

Conservation Actions: The species is not protected by any legislation. It is known from Horton Plains National Park, Knuckles Range Forest Reserve in Central Province; Delwala Forest Reserve and Sinharaja Forest Reserve in Sabaragamuwa Province. Survey, life history studies and monitoring are recommended for this species (Molur et al. 2005).

Bibliography [top]

Molur, S., Srinivasulu, C., Srinivasulu, B., Walker, S., Nameer, P. O. and Ravikumar, L. 2005. Status of non-volant small mammals: Conservation Assessment and Management Plan (C.A.M.P) workshop report. Zoo Outreach Organisation / CBSG-South Asia., Comibatore, India.

Musser, G. G. and Carleton, M. D. 2005. Superfamily Muroidea. In: D. E. Wilson and D. A. Reeder (eds), Mammal Species of the World: a geographic and taxonomic reference, pp. 894-1531. The John Hopkins University Press, Baltimore, USA.

Phillips, W. W. A. 1980. Manual of the Mammals of Sri Lanka. Part 1. Wildlife and Nature Protection Society of Sri Lanka.


Citation: de A. Goonatilake, W.I.L.D.P.T.S., Nameer, P.O. & Molur, S. 2008. Srilankamys ohiensis. The IUCN Red List of Threatened Species. Version 2014.3. <www.iucnredlist.org>. Downloaded on 27 November 2014.
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