Cephalophus adersi Thomas, 1918 . Ann. Mag. Nat. Hist., ser. 9, 2: 151.

TYPE LOCALITY: Tanzania, Zanzibar .

DISTRIBUTION: Zanzibar (Tanzania), Sokoke Forest (Kenya).

STATUS: IUCN - Vulnerable.

COMMENTS: Possibly conspecific with natalensis and/or callipygus; see Ansell (1972:33).