Astylosternus diadematus 

Scope: Global
Language: English

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Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Amphibia Anura Arthroleptidae

Scientific Name: Astylosternus diadematus
Species Authority: Werner, 1898
Common Name(s):
English Victoria Night Frog
Taxonomic Source(s): Frost, D.R. 2016. Amphibian Species of the World: an Online Reference. Version 6.0 (31 March 2016). New York, USA. Available at:
Taxonomic Notes: It is possible that animals resembling this species on Mount Manenguba and at Buea on Mount Cameroon belong to as yet undescribed forms (Amiet 1977).

Assessment Information [top]

Red List Category & Criteria: Vulnerable B1ab(iii) ver 3.1
Year Published: 2004
Date Assessed: 2004-04-30
Needs updating
Assessor(s): Jean-Louis Amiet
Reviewer(s): Global Amphibian Assessment Coordinating Team (Simon Stuart, Janice Chanson and Neil Cox)
Listed as Vulnerable because its Extent of Occurrence is less than 20,000 km2, its distribution is severely fragmented, and there is continuing decline in the extent and quality of its habitat in Cameroon.

Geographic Range [top]

Range Description:This species is known only from western and south-western Cameroon, and possibly extreme eastern Nigeria, in hilly country and mountains, at 250-1,100m asl. There are records from Mount Cameroon, and other mountains in Cameroon south of the higher parts of the Bamenda Highlands. Records of Astylosternus schioetzi from the northern part of Korup National Park, east to Nguti, and north to Mount Nta Ali (Lawson 1993) are based on misidentifications and refer to this species (J.-L. Amiet pers. comm.).
Countries occurrence:
Additional data:
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:It is abundant in suitable habitat.
Current Population Trend:Decreasing
Additional data:
Population severely fragmented:No

Habitat and Ecology [top]

Habitat and Ecology:It lives in or near flowing water in lowland and submontane forest, and can survive in somewhat degraded habitats. It breeds in streams and in small marshes criss-crossed with tiny watercourses. The tadpoles live in clear, flowing water.
Systems:Terrestrial; Freshwater

Threats [top]

Major Threat(s): The major threat to this species is habitat loss due to smallholder farming activities and logging.

Conservation Actions [top]

Conservation Actions: It occurs in the Korup National Park.

Citation: Jean-Louis Amiet. 2004. Astylosternus diadematus. The IUCN Red List of Threatened Species 2004: e.T54416A11139558. . Downloaded on 19 August 2017.
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