The southern viscacha (Lagidium viscacia ) is a species of viscacha, a rodent in the family Chinchillidae found in Argentina, Bolivia, Chile, and Peru. It is a colonial animal living in small groups in rocky mountain areas. It has long ears and hind...
The northern viscacha (Lagidium peruanum ) is a species of viscacha, a rodent in the family Chinchillidae. It is known from Peru and Chile, at elevations from 300 to 5000 m, and may also be present in Bolivia.
Lagidium ahuacaense is a rodent in the mountain viscacha genus (Lagidium ) that occurs in southern Ecuador. First observed in 2005 and formally described in 2009, it occurs more than 500 km (310 mi) north of the nearest previously known population...
Wolffsohn's viscacha (Lagidium wolffsohni ) is a rare species of rodent in the family Chinchillidae. This species occurs in southwestern Argentina and adjacent Chile.