Chaetomys Gray, 1843 . List Specimens Mamm. Coll. Brit. Mus., p. 123.

TYPE SPECIES: Hystrix subspinosus Olfers, 1818 .

SYNONYMS: Plectrochoerus .

COMMENTS: Formerly included in Erethizontidae; see Patterson and Wood (1982). Retained in Erethizontidae by Corbet and Hill (1991:200).