The central leaf-eared mouse (''Graomys chacoensis'') 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 known only from central

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 ...

. 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