Hylomyscus grandis


Taxonomy [top]

Kingdom Phylum Class Order Family

Scientific Name: Hylomyscus grandis
Species Authority: Eisentraut, 1969
Common Name(s):
English Mt Oku Hylomyscus

Assessment Information [top]

Red List Category & Criteria: Critically Endangered B1ab(iii) ver 3.1
Year Published: 2008
Date Assessed: 2008-06-30
Assessor(s): Schlitter, D. & van der Straeten, E.
Reviewer(s): Amori, G. (Small Nonvolant Mammal Red List Authority) & Cox, N. (Global Mammal Assessment Team)
Listed as Critically Endangered because its extent of occurrence is less than 100 km², all individuals are in a single location (Mount Oku), and there is continuing decline in the extent and quality of its montane forest habitat.
2004 Critically Endangered

Geographic Range [top]

Range Description: This species has only been recorded from the upper slopes of Mount Oku, Cameroon. It may occur on other mountains to the east of Mount Oku but this needs to be confirmed. It has been collected at 2,100 m asl.
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: It is known only from four collections, so there is no information on population size.
Population Trend: Decreasing

Habitat and Ecology [top]

Habitat and Ecology: This species occurs in montane tropical moist forest. Only approximately 100 km² of forest habitat remains on Mount Oku (Oates et al. 2004).
Systems: Terrestrial

Threats [top]

Major Threat(s): There is deforestation on the lower slopes of Mount Oku for agricultural land, firewood and building materials.

Conservation Actions [top]

Conservation Actions: The area is not currently under protection and harbours a large number of endemics. There is an urgent need to conserve remaining areas of montane forest in Cameroon. Surveys are required on the mountains further to the east to see if this species occurs there.

Citation: Schlitter, D. & van der Straeten, E. 2008. Hylomyscus grandis. The IUCN Red List of Threatened Species. Version 2014.3. <>. Downloaded on 30 March 2015.
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