Perbrinckia glabra


Taxonomy [top]

Kingdom Phylum Class Order Family

Scientific Name: Perbrinckia glabra
Species Authority: Ng, 1995
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: Critically Endangered B1ab(iii) ver 3.1
Year Published: 2008
Date Assessed: 2008-01-01
Assessor(s): Esser, L. and Cumberlidge, N.
Reviewer(s): Darwall, W. (IUCN Freshwater Biodiversity Assessment Unit), Pollock, C.M. (IUCN Red List Unit) and McIvor, A.
The assessment by Bahir et al. (2005) listed this species as Vulnerable. However it has an extent of occurrence of less than 50 km² and is found in only one location, with evidence of a decline in the extent and quality of its habitat (even though it is within a protected area). Therefore it qualifies as Critically Endangered.
2006 Not Evaluated

Geographic Range [top]

Range Description: Sri Lanka: Horton Plains, Walawe Basin.
Sri Lanka
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: Frequency of species at sites: common
Population Trend: Unknown

Habitat and Ecology [top]

Habitat and Ecology: Collected under rocks and boulders near small, shallow streams. Specimens were mostly obtained from outside the water per se. Substrate varied from clay to peaty.
Systems: Freshwater

Threats [top]

Major Threat(s): Habitat loss and pollution.

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 Dept. of Wildlife.

Citation: Esser, L. and Cumberlidge, N. 2008. Perbrinckia glabra. The IUCN Red List of Threatened Species. Version 2015.2. <>. Downloaded on 30 August 2015.
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