Lophuromys nudicaudus Heller, 1911 . Smithson. Mise. Coll., 56(17):11.
TYPE LOCALITY: Cameroon, Buia country, Efulen .
DISTRIBUTION: Recorded from W Cameroon, Equatorial Guinea (incl. Bioko = Fernando Poo), and Gabon (see map in Dieterlen, 1978b).
SYNONYMS: naso .
COMMENTS: Subgenus Lophuromys . Included in L. sikapusi by Misonne (1974), but is a distinct species (see discussion in Rosevear, 1969). Dieterlen (1978b) explained why naso is a synonym. The karyotype of specimens from Cameroon was described by Verheyen and Van der Straeten (1980).