Chilomys instans (Thomas, 1895) . Ann. Mag. Nat. Hist., ser. 6, 16:368.
TYPE LOCALITY: Colombia, Cundinamarca Dept., Bogota region, Hacienda de La Selva, 1380 m .
DISTRIBUTION: N Andes, from N Ecuador through C and N Colombia, to W Venezuela. Venezuelan distribution amplified by Handley (1976).
SYNONYMS: fumeus .