Echimys blainvillei (F. Cuvier, 1837) . Ann. Sci. Nat. Zool. (Paris), ser. 2, 8:371.
TYPE LOCALITY: Brazil, Bahia, Isla de Deos .
DISTRIBUTION: SE Brazil, mainland and coastal islands.
STATUS: Unknown.
SYNONYMS: médius.
COMMENTS: Placed in Nelomys by Emmons and Feer (1990:220).