Gephyromantis corvus 


Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Amphibia Anura Mantellidae

Scientific Name: Gephyromantis corvus
Species Authority: (Glaw & Vences, 1994)
Mantidactylus corvus Glaw & Vences, 1994
Taxonomic Source(s): Frost, D.R. 2015. Amphibian Species of the World: an Online Reference. Version 6.0. New York, USA. Available at:

Assessment Information [top]

Red List Category & Criteria: Endangered B1ab(iii) ver 3.1
Year Published: 2008
Date Assessed: 2008-01-01
Assessor(s): Glaw, F., Raxworthy, C.J., Andreone, F., Vences, M. & Rabibisoa, N.
Reviewer(s): Stuart, S.N., Chanson, J.S. & Cox, N.A.
Listed as Endangered because its Extent of Occurrence is less than 5,000km2, it is known from fewer than five locations, and the extent of its dry forest habitat in west-central Madagascar is declining.
Previously published Red List assessments:
2004 Endangered (EN)

Geographic Range [top]

Range Description: This species occurs in west-central Madagascar, where it is known only from the Isalo Massif. Records from Analavelona are not confirmed. Records from Tsingy de Bemaraha and the Kelifely Plateau refer to an undescribed species. It has been recorded at 200-800m asl.
Countries occurrence:
Lower elevation limit (metres): 200
Upper elevation limit (metres): 800
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: It is not a common species.
Current Population Trend: Decreasing
Additional data:
Population severely fragmented: No

Habitat and Ecology [top]

Habitat and Ecology: It lives in dry tropical forest, usually near streams, and often in canyons, and has not so far been found in disturbed areas. Breeding takes place in pools in permanent streams.
Systems: Terrestrial; Freshwater

Threats [top]

Major Threat(s): The major threat is habitat loss due to subsistence agriculture, timber extraction, charcoal manufacture, fire, livestock grazing, and expanding human settlements. Not all of the Isalo Massif is protected.

Conservation Actions [top]

Conservation Actions: It occurs in Parc National de Isalo.

Citation: Glaw, F., Raxworthy, C.J., Andreone, F., Vences, M. & Rabibisoa, N. 2008. Gephyromantis corvus. The IUCN Red List of Threatened Species 2008: e.T57473A11644409. . Downloaded on 01 December 2015.
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