Cephalophus dorsalis Gray 1846

Cephalophus dorsalis Gray 1846, Ann. Mag. Nat. Hist., ser. 1, 18: 165.

Type Locality: " Sierra Leone ".

Vernacular Names: Bay Duier.

Subspecies::

Subspecies Cephalophus dorsalis subsp. dorsalis Gray 1846

Subspecies Cephalophus dorsalis subsp. castaneus Thomas 1892

Distribution: Disjunct; in rainforest zone; W Africa in Côte d’Ivoire, Ghana, Guinea, Guinea Bissau, Liberia, Sierra Leone, and Togo; C Africa in NE Angola, Cameroon, Dem. Rep. Congo, S Central African Republic, Equatorial Guinea (Mbini), Gabon, SE Nigeria, Republic of Congo, Uganda (one record; extinct).

Conservation: CITES – Appendix II; IUCN – Lower Risk (nt).

Discussion: Treated as two evolutionary species, C. dorsalis and C. castaneus by Cotterill (2003 b).