Lontra provocax (Thomas, 1908) . Ann. Mag. Nat. Hist., ser. 8, 1:391.

TYPE LOCALITY: "south of Lake Nahuel Huapi, Patagonia." [Argentina]

DISTRIBUTION: Patagonia (C and S Chile, W Argentina).

STATUS: CITES - Appendix I; U.S. ESA - Endangered; IUCN - Vulnerable.

SYNONYMS: huidobria Gray, 1847.

COMMENTS: Placed in Lontra by van Zyll de Jong (1987).