''Abrothrix olivaceus markhami'', also known as the Wellington akodontMusser and Carleton, 2005, p. 1090 or Markham's grass mouse, is a

subspecies In Taxonomy (biology), biological classification, subspecies (: subspecies) is a rank below species, used for populations that live in different areas and vary in size, shape, or other physical characteristics (Morphology (biology), morpholog ...

of the South American

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 ...

Abrothrix olivaceus ''Abrothrix olivacea'', also known as the olive grass mouse or olive akodont,Musser and Carleton, 2005, p. 1090 is a species of rodent in the genus ''Abrothrix'' of family Cricetidae. It is found from northern Chile into southern Chile and A ...

''. It occurs on

Wellington Island Wellington Island is an island west of Southern Patagonian Ice Field, Chile. It has an area of 5,556 km2 and most of the island forms part of Bernardo O'Higgins National Park. It is home to the last Kawésqar people, living in the village o ...

and the nearby

Southern Patagonian Ice Field The Southern Patagonian Ice Field (), located at the Southern Patagonic Andes between Chile and Argentina, is the world's second largest contiguous extrapolar ice field. It is the bigger of two remnant parts of the Patagonian Ice Sheet, which c ...

in southern

Chile Chile, officially the Republic of Chile, is a country in western South America. It is the southernmost country in the world and the closest to Antarctica, stretching along a narrow strip of land between the Andes, Andes Mountains and the Paci ...

. It was previously recognized as a valid species, but is close to other recognized subspecies of ''A. olivaceus''.Rodríguez-Serrano et al., 2008

References

Literature cited

*Musser, G.G. and Carleton, M.D. 2005. Superfamily Muroidea. Pp. 894–1531 in Wilson, D.E. and Reeder, D.M. (eds.)
Mammal Species of the World: a taxonomic and geographic reference. 3rd ed
Baltimore: The Johns Hopkins University Press, 2 vols., 2142 pp. *Patterson, B. and D'Elia, G. 2008. . In IUCN. IUCN Red List of Threatened Species. Version 2009.2.
www.iucnredlist.org
. Downloaded on January 12, 2010. *Rodríguez-Serrano, E., Hernández, C.E. and Palma, R.E. 2008. A new record and an evaluation of the phylogenetic relationships of ''Abrothrix olivaceus markhami'' (Rodentia: Sigmodontinae). Mammalian Biology 73(4):309–317. Mammals of Chile Abrothrix Mammals described in 1973 Taxonomy articles created by Polbot {{Sigmodontinae-stub