The

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

''Neacomys'', also known as bristly mice because of their spiny fur, includes several

species A species () is often defined as the largest group of organisms in which any two individuals of the appropriate sexes or mating types can produce fertile offspring, typically by sexual reproduction. It is the basic unit of Taxonomy (biology), ...

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 ...

s in the tribe

Oryzomyini Oryzomyini is a tribe of rodents in the subfamily Sigmodontinae of the family Cricetidae. It includes about 120 species in about thirty genera,Weksler et al., 2006, table 1 distributed from the eastern United States to the southernmost parts of S ...

of 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 most closely related to ''

Oligoryzomys ''Oligoryzomys'' is a genus of rodents in the tribe Oryzomyini of family Cricetidae. Many species are known as pygmy rice rats or colilargos.Musser and Carleton, 2005 The genus is found from Mexico to Tierra del Fuego and includes approximately 1 ...

'', '' Oreoryzomys'', and '' Microryzomys''. ''Neacomys'' species are mainly found in the

Amazon basin The Amazon basin is the part of South America drained by the Amazon River and its tributary, tributaries. The Amazon drainage basin covers an area of about , or about 35.5 percent of the South American continent. It is located in the countries ...

, but '' N. pictus'' occurs in

Panama Panama, officially the Republic of Panama, is a country in Latin America at the southern end of Central America, bordering South America. It is bordered by Costa Rica to the west, Colombia to the southeast, the Caribbean Sea to the north, and ...

and '' N. tenuipes'' in montane

Colombia Colombia, officially the Republic of Colombia, is a country primarily located in South America with Insular region of Colombia, insular regions in North America. The Colombian mainland is bordered by the Caribbean Sea to the north, Venezuel ...

.Musser and Carleton, 2005

Species

There are currently about 24 described species in the genus. *'' Neacomys aletheia'' — upper Juruá bristly mouse *'' Neacomys amoenus'' — pleasant bristly mouse *'' Neacomys dubosti'' — Dubost's bristly mouse *'' Neacomys guianae'' — Guiana bristly mouse *'' Neacomys elieceri'' — Eliecer's bristly mouse *'' Neacomys jau'' — Jaú bristly mouse *'' Neacomys macedoruizi'' — Macedo Ruiz's bristly mouse *'' Neacomys marajoara'' — Marajó bristly mouse *'' Neacomys marci'' - Marc's bristly mouse *'' Neacomys minutus'' — small bristly mouse *'' Neacomys musseri'' — Musser's bristly mouse *'' Neacomys paracou'' — Paracou bristly mouse *'' Neacomys pictus'' — painted bristly mouse *'' Neacomys rosalindae'' — Rosalind's bristly mouse *'' Neacomys serranensis'' *'' Neacomys spinosus'' — large bristly mouse *'' Neacomys tenuipes'' — narrow-footed bristly mouse *'' Neacomys vargasllosai'' — Vargas Llosa's bristly mouse *'' Neacomys vossi'' — Voss's bristly mouse *'' Neacomys xingu'' — Xingu bristly mouse

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. *Weksler, M. 2006
Phylogenetic relationships of oryzomyine rodents (Muroidea: Sigmodontinae): separate and combined analyses of morphological and molecular data
Bulletin of the American Museum of Natural History 296:1–149. Rodent genera Taxa named by Oldfield Thomas {{Sigmodontinae-stub