The Togo mouse, also known as Büttner's African forest mouse or the groove-toothed forest mouse, is a unique muroid rodent known from only two specimens taken from near the type locality of Bismarckburg, near Yege, Togo, in 1890. Its genus is monotypic.
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 central Brazil south of the Amazon, where it lives in lowland tropical rainforest.
Oecomys rex, also known as the regal oecomys or king arboreal rice rat, is a species of rodent in the genus Oecomys of family Cricetidae. It is found in Guyana, Suriname, French Guiana, and nearby parts of Venezuela and Brazil.
Neacomys dubosti, also known as Dubost's neacomys or Dubost's bristly mouse, is a species of South American rodent in the genus Neacomys of family Cricetidae. It is found in French Guiana, southeastern Suriname and nearby Amapá, Brazil. It was not recognized as distinct from N. guianae until 2001.
Neacomys guianae, also known as the Guianan neacomys or Guiana bristly mouse, is a nocturnal rodent species from South America. It is found in lowland tropical rainforests in northeastern Brazil, French Guiana, Guyana, Suriname and Venezuela. Its diet consists of insects, seeds and fruit.
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.
Nectomys squamipes, also known as the Atlantic Forest nectomys, South American water rat, or scaly-footed water rat, is a semiaquatic insectivorous rodent species. It is from Argentina, Brazil, and Paraguay — found primarily near forest rivers and streams in the Atlantic Forest ecoregion.
Nectomys palmipes, also known as the Trinidad nectomys or Trinidad water rat, is a species of semiaquatic rodent in genus Nectomys of family Cricetidae. It is found on the island of Trinidad and on the nearby mainland of Venezuela.
Nectomys is a genus of rodent in the tribe Oryzomyini of family Cricetidae. It is closely related to Amphinectomys and was formerly considered congeneric with Sigmodontomys. It consists of five species, which are allopatrically distributed across much of South America: Nectomys grandis in montane Colombia; Nectomys palmipes on Trinidad and in nearby Venezuela, Nectomys apicalis in the western margins of the Amazon biome, Nectomys rattus in much of Amazonia, and Nectomys squamipes in the Atlantic Forest of Brazil. These species are generally semiaquatic, are normally found near water, and are commonly called water rats.
Oecomys rutilus, also known as the reddish oecomys or red arboreal rice rat, is a species of rodent in the genus Oecomys of family Cricetidae. It is found in Guyana, Suriname, French Guiana, and nearby regions of Brazil and Venezuela.
Oryzomys dimidiatus, also known as the Nicaraguan oryzomys, Thomas's rice rat, or the Nicaraguan rice rat, is a rodent in the family Cricetidae. It is known from only three specimens, all collected in southeastern Nicaragua since 1904. Placed in Nectomys upon its discovery, it was later classified in its own subgenus of Oryzomys and finally recognized as closely related to other species now placed in Oryzomys, including the marsh rice rat and Coues' rice rat, which occurs in the same region.
The Roraima mouse is a species of rodent in the family Cricetidae. It is the only species in the genus Podoxymys. It is found only in Guyana.
The little soft-furred rat is a species of rodent in the family Muridae. It is found only on the upper slopes of Mount Lampobattang in Bantaeng Regency, South Sulawesi, Indonesia. It gets its name from its soft, silky fur. It is smaller than a roof rat, but larger than a house mouse.
The Molaccan prehensile-tailed rat is a species of rodent in the family Muridae. It is found only in the Halmahera Islands of Indonesia, including Morotai, Halmahera, and Batjan islands.
Nectomys apicalis, also known as the western Amazonian nectomys, is a semiaquatic species of rodent in the genus Nectomys of family Cricetidae. It is found east of the Andes in Ecuador, Peru, and Bolivia, east into western Brazil; further to the east, it is replaced by N. rattus. It lives near watercourses in lowland tropical rainforest. Its karyotype has 2n = 38–42, and it probably actually represents several distinct undescribed species.
Nectomys grandis, also known as the Magdalena-Cauca water rat, is a nocturnal, semiaquatic species of rodent in the genus Nectomys of family Cricetidae. It is found in western and northern Colombia at altitudes from sea level to 2000 m, including the basins of the Magdalena, Cauca and Porce rivers. It has two subspecies, N. g. grandis and N. g. magdalenae.
The blackish grass mouse also formerly called the ebony akodont, is a rodent species from South America. It is found in Argentina, Brazil, Paraguay and Uruguay. It is the only species in the genus Thaptomys.
The Atlantic Forest climbing mouse is an arboreal rodent species in the family Cricetidae from South America. It is found in the Atlantic Forest of southeastern Brazil at elevations from sea level to 1500 m. Its karyotype is 2n = 44, FN = 74–80.
The eastern Amazon climbing mouse is a rodent species from South America. It is endemic to central Brazil, where it is found in the eastern fringe of the Amazon rainforest, as well as in gallery forest and tropical dry forest within the cerrado ecoregion. It is often found in areas under cultivation.
