''Hylaeamys laticeps'', also known as the Atlantic Forest oryzomysMusser and Carleton, 2005 or the large-headed rice rat, is a species of rodent in the family Cricetidae. The rodent is endemic to the

Atlantic Forest The Atlantic Forest ( pt, Mata Atlântica) is a South American forest that extends along the Atlantic coast of Brazil from Rio Grande do Norte state in the northeast to Rio Grande do Sul state in the south and inland as far as Paraguay and th ...

region of southeastern Brazil. The

taxonomic Taxonomy is the practice and science of categorization or classification. A taxonomy (or taxonomical classification) is a scheme of classification, especially a hierarchical classification, in which things are organized into groups or types. ...

history of ''Hylaeamys laticeps'' has been complex, and the name ''laticeps'' has been used for various members of the genera ''

Cerradomys ''Cerradomys'' is a genus of oryzomyine rodents from eastern Bolivia, Paraguay, and central Brazil found in cerrado, Caatinga and Gran Chaco habitats. The species in this genus have historically been placed in ''Oryzomys'', but according to cl ...

'', '' Euryoryzomys'', '' Transandinomys'' and '' Hylaeamys'' at different times. Until 2006, it was classified in the genus ''

Oryzomys ''Oryzomys'' is a genus of semiaquatic rodents in the tribe Oryzomyini living in southern North America and far northern South America. It includes eight species, two of which—the marsh rice rat (''O. palustris'') of the United States ...

'' as ''Oryzomys laticeps''. The species ''Oryzomys seuanezi'' is now a

junior synonym The Botanical and Zoological Codes of nomenclature treat the concept of synonymy differently. * In botanical nomenclature, a synonym is a scientific name that applies to a taxon that (now) goes by a different scientific name. For example, Linna ...

of ''H. laticeps''.Weksler, Percequillo and Voss, 2006

References

Literature cited

*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. * * Hylaeamys Rodents of South America Mammals of Brazil Endemic fauna of Brazil Fauna of the Atlantic Forest Mammals described in 1840 Taxa named by Peter Wilhelm Lund {{Sigmodontinae-stub