Echimys thomasi (Ihering, 1871) . Rev. Mus. Paulista, 2:171.

TYPE LOCALITY: Brazil, Bahia, Isla de Säo Sabastiäo .

DISTRIBUTION: Endemic to the type locality.

STATUS: Unknown, but apparently stable.

COMMENTS: Placed in Nelomys by Emmons and Feer (1990:219).