Distribution. W Central Africa, from S in Cercopithecidae

Distribution. W Central Africa, from S Cameroon (S of the Sanaga River) to mainland Equatorial Guinea, W Gabon (Ivindo and Ogooué rivers limit its distribution to the E), and SW Republic of the Congo (S to the Kouilou River and down to the Congo River). It is not known to occur east of the Dja River in Cameroon, and it does not occur in the forests of SE Cameroon.