Dolichotis Desmarest, 1820 . Jour. Phys. Chim. Hist. Nat. Arts Paris, 88:205.

TYPE SPECIES: Cavia patachonica Shaw, 1801 (= Cavia salinicola Zimmerman, 1780).

SYNONYMS: Mara, Pediolagus .

COMMENTS: Includes Pediolagus Marelli, 1927 (Starrett, 1967:263); also see Cabrera (1961:580) who considered Pediolagus a distinct genus.