Oziothelphusa ceylonensis 

Scope: Global
Language: English

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Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Arthropoda Malacostraca Decapoda Gecarcinucidae

Scientific Name: Oziothelphusa ceylonensis (Fernando, 1960)
Taxonomic Notes: This species was formerly included in the Parathelphusidae but has recently been reassigned to the Gecarcinucidae; Parathelphusidae is now regarded as a junior synonym of Gecarcinucidae (Klause et al. in press).

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2008
Date Assessed: 2008-01-01
Assessor(s): Esser, L.J. & Cumberlidge, N.
Reviewer(s): Darwall, W.R.T., Pollock, C.M. & McIvor, A.
This species is cited as being common with a stable population, and is found in many man-made structures, implying that it survives well in human-modified environments. It is known from nine sites, although it has a small extent of occurrence (<20,000 km²) and area of occupancy (1200 km²). Therefore it is listed here as Least Concern.

Geographic Range [top]

Range Description:Sri Lanka: This species is known from nine localities in the north-western dry zone and the central wet zone around the Kandy Hills.
Countries occurrence:
Sri Lanka
Additional data:
Estimated area of occupancy (AOO) - km2:1,200
Number of Locations:9
Lower elevation limit (metres):4
Upper elevation limit (metres):500
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:Frequency of species at sites: common
Current Population Trend:Stable
Additional data:
Population severely fragmented:No

Habitat and Ecology [top]

Habitat and Ecology:Commonly occurs in rice-field embankments. Crabs have been observed from burrows in the margins of streams, irrigation canals, reservoirs and rivers.

Threats [top]

Major Threat(s): Habitat loss and pollution. Habitat subjected to degradation because of direct human impacts.

Conservation Actions [top]

Conservation Actions: No conservation measures are known to be in place for this species but it is found in a protected area administered by the Forest Department and the Department of wildlife Conservation, but the habitat is nevertheless subjected to degradation because of direct human impacts.

Citation: Esser, L.J. & Cumberlidge, N. 2008. Oziothelphusa ceylonensis. The IUCN Red List of Threatened Species 2008: e.T61713A12541513. . Downloaded on 23 October 2017.
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