Microcavia australis (I. Geoffroy and d'Orbigny, 1833) . Mag. Zool. Paris, p. 3.
TYPE LOCALITY: Argentina, Patagonia, vicinity of the lower part of the Rio Negro .
DISTRIBUTION: Argentina between Jujuy and Santa Cruz Provs.; Aisen Prov. (Chile); extreme S Bolivia.
STATUS: Common.
SYNONYMS: joannia, kingii, maenas, nigricana, salinia.
COMMENTS: Reviewed by Thomas (19216:445).