Sooretamys angouya, also known as the rat-headed rice rat, and Paraguayan rice rat, is a rodent species from South America. It is found in northeastern Argentina, southern Brazil and Paraguay in forested areas within the Atlantic Forest and cerrado. Since 2006, it has been classified as the only species in the genus Sooretamys; previously, it was included in the genus Oryzomys. Its taxonomic history has been complex, with the names Oryzomys angouya, Oryzomys buccinatus, and Oryzomys ratticeps in use for various parts of the species at different times. Some variation in its karyotype has been reported, with 2n = 80 to 82 and FN = 88 to 90.
Oecomys auyantepui, also known as the Guianan oecomys and north Amazonian arboreal rice rat, is a species of rodent in the genus Oecomys from South America. It is found in Guyana, Suriname, French Guiana, and nearby regions of Venezuela and Brazil. It is an arboreal rodent known from the understory of primary rainforest, found at altitudes from sea level to 1100 m.
Oecomys paricola, also known as the Brazilian oecomys, Brazilian arboreal rice rat, or South Amazonian arboreal rice rat, is a species of rodent in the genus Oecomys of family Cricetidae. It is found in northeastern Peru as well as central Brazil south of the Amazon, where it lives in lowland tropical rainforests.
Oecomys trinitatis, also known as the long-furred oecomys, long-furred rice rat, Trinidad arboreal rice rat, or big arboreal rice rat, is a species of rodent in the genus Oecomys of family Cricetidae. As currently constituted, it has a wide distribution in Central America and South America, being found in southern Costa Rica, Panama, Colombia, Venezuela, Trinidad and Tobago, Guyana, Suriname, French Guiana, much of Brazil, eastern Ecuador, and eastern Peru.
Oligoryzomys fulvescens, also known as the fulvous colilargo, fulvous pygmy rice rat, or northern pygmy rice rat, is a species of rodent in the genus Oligoryzomys of family Cricetidae. It is found from southern Mexico through Central America into South America, where it occurs south into Peru and Brazil, and includes numerous synonyms, including the type species of the genus, Oryzomys navus Bangs, 1899. The taxonomy of this species is unresolved, and it may be found to contain more than one species. Its karyotype has 2n = 54-60 and FNa = 68–74.
Oligoryzomys stramineus, also known as the straw-colored colilargo or straw-colored pygmy rice rat, is a species of rodent in the genus Oligoryzomys of the family Cricetidae. It occurs only in the cerrado and caatinga ecoregions of northeastern Brazil. Its karyotype has 2n = 52 and FNa = 68-70.
Neacomys musseri, also known as Musser's neacomys or Musser's bristly mouse, is a rodent species from South America. It is found in far western Brazil and southeastern Peru.
Neacomys paracou, also known as the Paracou neacomys or Paracou bristly mouse, is a rodent species from South America in the genus Neacomys. It is found in northern Brazil, French Guiana, Guyana, Suriname and southeastern Venezuela.
Brucepattersonius griserufescens, also known as the gray-bellied akodont or grey-bellied brucie, is a rodent in the cricetid genus Brucepattersonius from southeastern Brazil, specifically the states of Minas Gerais, Espírito Santo and Rio de Janeiro between 1,300 and 2,700 metres. It was one of four species of Brucepattersonius described by Hershkovitz in 1998; another, Brucepattersonius albinasus, also known as the white-nosed akodont or white-nosed brucie, was later argued to be the same as B. griserufescens, though further work is needed to confirm this. It is threatened by habitat loss but is also protected by Caparaó National Park.
Brucepattersonius igniventris, also known as the red-bellied akodont or red-bellied brucie, is a South American rodent in the genus Brucepattersonius. It is known only from a few specimens from the type locality in Iporanga, São Paulo, Brazil. Although it is threatened by habitat loss, it is protected by Alto Ribeira Tourist State Park.
Zygodontomys brevicauda, also known as the short-tailed zygodont, short-tailed cane mouse, or common cane mouse, is a species of rodent in the genus Zygodontomys of tribe Oryzomyini.
The Bogotá grass mouse or Bogotá akodont, is a species of rodent in the family Cricetidae. It is found in the Andes eastern and central Colombia and northwestern Venezuela. Alavarado-Serrano and D'Elía (2013) have assigned the species to a new genus, Neomicroxus along with Neomicroxus latebricola.
Abrothrix jelskii, also known as Jelski's Altiplano mouse, Jelski's grass mouse, or the ornate akodont, is a species of rodent in the genus Abrothrix of family Cricetidae. It is found in the altiplano habitat of the Andes from central Peru through Bolivia into northwestern Argentina. Populations classified under A. jelskii include more than one species.
Nesoryzomys fernandinae, also known as the Fernandina nesoryzomys, Fernandina rice rat, or Fernandina Galápagos mouse, is a species of rodent in the genus Nesoryzomys of family Cricetidae. It is found only on Fernandina in the Galápagos Islands, which it shares with N. narboroughi. Its natural habitat is subtropical or tropical dry shrubland. The conservation status of this endemic species continues to be investigated.
Oecomys speciosus, also known as the savannah oecomys, arboreal rice rat, or Venezuelan arboreal rice rat, is a species of rodent in the genus Oecomys of family Cricetidae. It ranges over northeastern Colombia and much of Venezuela, including the island of Trinidad. This rodent lives in tropical rainforest and tropical dry forest, including secondary forest and gallery forest, as well as in savanna habitat.
Nephelomys devius, also known as the Talamancan oryzomys, Boquete rice rat, Chiriqui rice rat, or montane rice rat, is a species of rodent in the genus Nephelomys of family Cricetidae. It is found in cloud forest in the highlands of Costa Rica and western Panama.
Sigmodontomys alfari, also known as the short-tailed sigmodontomys, Alfaro's rice water rat, Cana rice rat, or Allen's rice rat, is a species of rodent in the subfamily Sigmodontinae of family Cricetidae. It is found from Honduras through Nicaragua, Costa Rica, and Panama into South America, where it occurs from Venezuela through Colombia to Ecuador.
Zygodontomys brunneus, also known as the brown zygodont, brown cane mouse, or Colombian cane mouse, is a rodent species in the genus Zygodontomys of tribe Oryzomyini. It is found only in Colombia.
Brucepattersonius guarani, also known as the Guaraní akodont or Guaraní brucie, is a South American rodent in the genus Brucepattersonius. It is known from a single specimen from Misiones Province in northeastern Argentina, at the southern end of the Atlantic Forest. The species is protected by Moconá Provincial Park but is threatened by deforestation in nearby areas.
Brucepattersonius misionensis, also known as the Misiones akodont or Misiones brucie, is a rodent species from South America in the genus Brucepattersonius. It is known from a single individual collected in Misiones Province in northeastern Argentina. Its taxonomic status remains to be determined conclusively. It is threatened by habitat loss and is not known from any protected areas.
