Order Rodentia - Family Octodontidae Author Wilson, Don E. Author Reeder, DeeAnn text 2005 The Johns Hopkins University Press Baltimore Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 2 1570 1573 book chapter 0-8018-8221-4 10.5281/zenodo.7316535 Tympanoctomys barrerae Lawrence 1941 Tympanoctomys barrerae Lawrence 1941 , Proc. New England Zool. Club, 18: 43 . Type Locality: Argentina , Mendoza Prov. , La Paz. Vernacular Names: Red Viscacha-rat . Distribution: Arid plains of Mendoza Province . Conservation: IUCN – Vulnerable; rare. Discussion: Reviewed by Diaz et al. (2000 , Mammalian Species 646). Karyotype is 2n=102 (Contreras and Tores-Mura, 1987) and Gallardo et al. (1999) demonstrated that this species is tetraploid.