Otomys occidentalis Dieterlen and Van der Straeten, 1992 . Boon. Zool. Beitr., 43:386.
TYPE LOCALITY: SE Nigeria, Gotel Mtns, Chappal Waddi .
DISTRIBUTION: Recorded only from the type locality and Mt. Oku in W Cameroon.
COMMENTS: Closely related to populations in mountains of E Africa (Dieterlen and Van der Straeten, 1992).