The central leaf-eared mouse (''Graomys chacoensis'') is a species of

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

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 over 870 species, it is either the largest or second-largest family ...

. It is known only from central

Argentina Argentina, officially the Argentine Republic, is a country in the southern half of South America. It covers an area of , making it the List of South American countries by area, second-largest country in South America after Brazil, the fourt ...

. Prior to 1994, it was considered a subspecies of '' G. griseoflavus''. Then referred to as ''G. centralis'', as of 2019 it was referred to as ''G. chacoensis'' by the IUCN.

References

Mammals of Argentina Graomys Mammals described in 1902 {{Sigmodontinae-stub