The Andean vesper mouse (''Calomys lepidus'') is a species of

rodent Rodents (from Latin , 'to gnaw') are mammals of the order Rodentia (), which are characterized by a single pair of continuously growing incisors in each of the upper and lower jaws. About 40% of all mammal species are rodents. They are na ...

in the family

Cricetidae The Cricetidae are a family of rodents in the large and complex superfamily Muroidea. It includes true hamsters, voles, lemmings, muskrats, and New World rats and mice. At almost 608 species, it is the second-largest family of mammals, and has m ...

. It is found in

Argentina Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the second-largest country in South America after Brazil, th ...

Bolivia , image_flag = Bandera de Bolivia (Estado).svg , flag_alt = Horizontal tricolor (red, yellow, and green from top to bottom) with the coat of arms of Bolivia in the center , flag_alt2 = 7 × 7 square p ...

Chile Chile, officially the Republic of Chile, is a country in the western part of South America. It is the southernmost country in the world, and the closest to Antarctica, occupying a long and narrow strip of land between the Andes to the east a ...

, and

Peru , image_flag = Flag of Peru.svg , image_coat = Escudo nacional del Perú.svg , other_symbol = Great Seal of the State , other_symbol_type = Seal (emblem), National seal , national_motto = "Fi ...

. Andean vesper mice are typically found at high elevations in the altiplano region. Due to their location, there are very few studies about them.*Griffin, B. S. 2016. DESCRIPTION AND DISTRIBUTION OF HELMINTH PARASITES OF WHITE-BELLIED GRASS MICE (AKODON ALBIVENTER) AND ANDEAN VESPER MICE (CALOMYS LEPIDUS) OF THE ALTIPLANO REGION OF BOLIVIA.

/ref>

References

* Baillie, J. 1996.
Calomys lepidus

2006 IUCN Red List of Threatened Species.
Downloaded on 9 July 2007. *Musser, G. G. and M. D. Carleton. 2005. Superfamily Muroidea. pp. 894–1531 ''in'' Mammal Species of the World a Taxonomic and Geographic Reference. D. E. Wilson and D. M. Reeder eds. Johns Hopkins University Press, Baltimore. Mammals of Argentina Mammals of Bolivia Mammals of Chile Mammals of Peru Calomys Mammals described in 1884 Taxa named by Oldfield Thomas Taxonomy articles created by Polbot {{Calomys-stub