The Santa Rosa local fauna: A summary. Science Series, Natural History Museum of Los Angeles County 40:155–163. Goin, F.J., Vieytes, E.C., Vucetich, M.G., Carlini, A.A. and Bond, M. 2004. Enigmatic mammal from the Paleogene of Perú. Science Series, Natural History Museum of Los Angeles County 40:145–153. Vucetich, M.G., Vieytes, E.C., Pérez, M.E. and Carloni, A.A. 2010. The rodents from La Barranca and the early evolution of caviomorphs in South America. pp. 193–205 in Madden, R.H., Carlini, A.A., Vucetich, M.G. and Kay, R.F. (eds.). The Paleontology of Gran Barranca: Evolution and Environmental Change Through the Middle Cenozoic of Patagonia. Cambridge University Press, 458 pp. Paleogene mammals of South America Specific fossil specimens Paleogene fossil record Paleogene Peru Fossils of Peru Taxa named by Francisco J. Goin Undescribed vertebrate species