Procolobus pennantii ssp. pennantii 


Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Mammalia Primates Cercopithecidae

Scientific Name: Procolobus pennantii ssp. pennantii
Species Authority: (Waterhouse, 1838)
Parent Species:
Common Name(s):
English Bioko Red Colobus, Pennant's Red Colobus
Procolobus badius subspecies pennantii (Waterhouse, 1838)

Assessment Information [top]

Red List Category & Criteria: Endangered A2cd; B1ab(ii,iii,v) ver 3.1
Year Published: 2008
Date Assessed: 2008-06-30
Assessor(s): Oates, J.F. & Struhsaker, T.
Reviewer(s): Mittermeier, R.A. & Rylands, A.B. (Primate Red List Authority)
Listed as Endangered as this subspecies, which has a very restricted range on the island of Bioko of less than 500 km², is estimated to have undergone a decline of more than 50% over the past three generations (ca. 30 years) due mainly to heavy hunting impact across its limited range.
Previously published Red List assessments:
2000 Endangered (EN)
1996 Endangered (EN)
1996 Endangered (EN)
1994 Endangered (E)
1990 Endangered (E)
1988 Endangered (E)

Geographic Range [top]

Countries occurrence:
Equatorial Guinea (Bioko)
Range Map: Click here to open the map viewer and explore range.

Population [top]

Current Population Trend: Decreasing
Additional data:
Population severely fragmented: No

Habitat and Ecology [top]

Citation: Oates, J.F. & Struhsaker, T. 2008. Procolobus pennantii ssp. pennantii. The IUCN Red List of Threatened Species 2008: e.T41025A10389471. . Downloaded on 28 June 2016.
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