Octomys mimax Thomas 1920
Octomys mimax Thomas 1920, Ann. Mag. Nat. Hist., ser. 9, 6: 118.
Type Locality: Argentina, Catamarca Prov., La Puntilla.
Vernacular Names: Viscacha Rat.
Synonyms: Octomys joannius Thomas 1921 .
Distribution: Foothills and lower montane slopes of the Andes, and portions of the Monte Desert of Catamarca, La Rioja, San Juan, and N Mendoza Provs. (Argentina).
Conservation: IUCN – Lower Risk (lc).
Discussion: Occurs at higher elevations in Andes, and is similar in habits to Neotoma, the North American Woodrat (Redford and Eisenberg, 1992). Karyotype has 2n=56 and FN=108 (Contreras et al., 1994).