Lagidium

↑ Ledesma, K. J.; Werner, F. A.; Spotorno, A. E.; Albuja, L. H. (2009-06-05). "A new species of Mountain Viscacha (Chinchillidae: Lagidium Meyen) from the Ecuadorean Andes" (PDF). Zootaxa 212: 41–57. Retrieved 2010-06-18.
↑ Spotorno, A. (2004). "Molecular Divergence and Phylogenetic Relationships of Chinchillids (Rodentia: Chinchillidae)". Journal of Mammalogy 2004 : Vol. 85, Issue 3, pg(s) 384.
↑ "Lagidium viscacia". IUCN Red List. The IUCN Red List of Threatened Species. 2011. Retrieved 30 November 2011.
↑ Walker, RS (2000). "Habitat use by mountain vizcachas (Lagidium viscacia Molina, 1782) in the Patagonian steppe". Zeitschrift für Saugetierkunde 2000 : Vol. 65, Issue 5, pg(s) 293-300.
1 2 "Chinchillidae". ZonotriKia. ZonotriKia. 1997. Retrieved 30 November 2011.
1 2 "Lagidium viscacia-Southern Viscacha". EOL. EOL Encyclopedia of Life. 2009. Retrieved 30 November 2011.
↑ de Magalhaes, J. P., and Costa, J. (2009) "A database of vertebrate longevity records and their relation to other life-history traits." Journal of Evolutionary Biology 22(8):1770-1774.
↑ Hutchins, M. 2004. Viscachas and chinchillas. GRIZMEK’S ANIMAL LIFE ENCYCLOPEDIA 2ND EDITION, Vol. 16, pp. 377-384.
↑ Grzimek, B. 1990. Rodentia: Chinchillas. GRIZMEK’S ENCYCLOPEDIA OF MAMMALS, Vol. 3, pp. 320-321.
↑ Dunnum, J; Vargas, J; Bernal, N; Zeballos, H; Lessa, E; Ojeda, R. & Bidae, C. 2008. Lagidium viscacia. In: IUCN 2008. IUCN Red List of Threatened Species. Downloaded on 5 January 2009.

Extant species of family Chinchillidae

Kingdom: Animalia Phylum: Chordata Class: Mammalia Order: Rodentia Suborder: Hystricomorpha Infraorder: Hystricognathi Parvorder: Caviomorpha

Chinchilla	Long-tailed chinchilla (Chinchilla lanigera) Short-tailed chinchilla (Chinchilla chinchilla)

Lagidium (Mountain viscachas)	Lagidium ahuacaense Northern viscacha (Lagidium peruanum) Southern viscacha (Lagidium viscacia) Wolffsohn's viscacha (Lagidium wolffsohni)

Lagostomus	Plains viscacha (Lagostomus maximus)

Category

[Ledesma-1] Ledesma, K. J.; Werner, F. A.; Spotorno, A. E.; Albuja, L. H. (2009-06-05). "A new species of Mountain Viscacha (Chinchillidae: Lagidium Meyen) from the Ecuadorean Andes" (PDF). Zootaxa 212: 41–57. Retrieved 2010-06-18.

[2] Spotorno, A. (2004). "Molecular Divergence and Phylogenetic Relationships of Chinchillids (Rodentia: Chinchillidae)". Journal of Mammalogy 2004 : Vol. 85, Issue 3, pg(s) 384.

[3] "Lagidium viscacia". IUCN Red List. The IUCN Red List of Threatened Species. 2011. Retrieved 30 November 2011.

[4] Walker, RS (2000). "Habitat use by mountain vizcachas (Lagidium viscacia Molina, 1782) in the Patagonian steppe". Zeitschrift für Saugetierkunde 2000 : Vol. 65, Issue 5, pg(s) 293-300.

[Chinchillidae-5] 1 2 "Chinchillidae". ZonotriKia. ZonotriKia. 1997. Retrieved 30 November 2011.

[EOL_Encyclopedia_of_Life-6] 1 2 "Lagidium viscacia-Southern Viscacha". EOL. EOL Encyclopedia of Life. 2009. Retrieved 30 November 2011.

[7] Magalhaes, J. P., and Costa, J. (2009) "A database of vertebrate longevity records and their relation to other life-history traits." Journal of Evolutionary Biology 22(8):1770-1774.

[8] Hutchins, M. 2004. Viscachas and chinchillas. GRIZMEK’S ANIMAL LIFE ENCYCLOPEDIA 2ND EDITION, Vol. 16, pp. 377-384.

[9] Grzimek, B. 1990. Rodentia: Chinchillas. GRIZMEK’S ENCYCLOPEDIA OF MAMMALS, Vol. 3, pp. 320-321.

[10] Dunnum, J; Vargas, J; Bernal, N; Zeballos, H; Lessa, E; Ojeda, R. & Bidae, C. 2008. Lagidium viscacia. In: IUCN 2008. IUCN Red List of Threatened Species. Downloaded on 5 January 2009.