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Pseudophilautus silus

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Taxonomy [top]

Kingdom Phylum Class Order Family
ANIMALIA CHORDATA AMPHIBIA ANURA RHACOPHORIDAE

Scientific Name: Pseudophilautus silus
Species Authority: (Manamendra-Arachchi & Pethiyagoda, 2005)
Synonym/s:
Philautus silus Manamendra-Arachchi & Pethiyagoda, 2005

Assessment Information [top]

Red List Category & Criteria: Endangered B1ab(iii)+2ab(iii) ver 3.1
Year Published: 2004
Assessor/s: Kelum Manamendra-Arachchi, Rohan Pethiyagoda
Reviewer/s: Global Amphibian Assessment Coordinating Team (Simon Stuart, Janice Chanson and Neil Cox)
Contributor/s:
Justification:
Listed as Endangered because its Extent of Occurrence is less than 5,000 km2 and its Area of Occupancy is less than 500 km2, all individuals are in a single location, and there is continuing decline in the extent and quality of its habitat in the Central Hilly District of Sri Lanka.

Geographic Range [top]

Range Description: This species is known only from two locations in the lower Central Hill Country of Sri Lanka, at 1,550-1,600m asl, on either side of the Horton Plains Plateau, near Agarapatana and Haputale. Specific records come from Agra Bopath and the Tangamalai Sanctuary (Manamendra-Arachchi and Pethiyagoda 2005).
Countries:
Native:
Sri Lanka
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: It is uncommon.
Population Trend: Decreasing

Habitat and Ecology [top]

Habitat and Ecology: It occurs in both closed-canopy forests and open, anthropogenic habitats. Adults have been observed at night on stream banks and perched on branches 1-4m above ground (Manamendra-Arachchi and Pethiyagoda 2005). Breeding is by direct development and the species is not dependent on water. The female excavates a deep hole in the forest floor where the eggs are then deposited.
Systems: Terrestrial

Threats [top]

Major Threat(s): It is threatened by the encroachment of tea cultivation, the removal of firewood, expanding human settlements, and agro-chemical pollution.

Conservation Actions [top]

Conservation Actions: It is found in the Tangamalai Sanctuary and Agra Bopath Forest Reserve.
Citation: Kelum Manamendra-Arachchi, Rohan Pethiyagoda 2004. Pseudophilautus silus. In: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2. <www.iucnredlist.org>. Downloaded on 19 May 2013.
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