Waterhouse's swamp rat

Waterhouse's swamp rat
Scientific classification
Kingdom:Animalia
Phylum:Chordata
Class:Mammalia
Order:Rodentia
Family:Cricetidae
Subfamily:Sigmodontinae
Genus:Scapteromys
Species: S. tumidus
Binomial name
Scapteromys tumidus
(Waterhouse, 1837)

Waterhouse's swamp rat (Scapteromys tumidus) is a semiaquatic rodent species from South America.[2] It is found in southern Brazil, Uruguay and northern Argentina, where it lives in freshwater and salt marshes, as well as open grassland of the pampas.[1] Its karyotype has 2n = 24, substantially lower than its closest relative S. aquaticus with 2n = 32.[3]

References

  1. 1 2 Queirolo, D.; Christoff, A.; D'Elia, G. & Pardinas, U. (2008). "Scapteromys tumidus". IUCN Red List of Threatened Species. Version 2009.1. International Union for Conservation of Nature. Retrieved 14 June 2009.
  2. ↑ Musser, G.G.; Carleton, M.D. (2005). "Scapteromys tumidus". In Wilson, D.E.; Reeder, D.M. Mammal Species of the World: A Taxonomic and Geographic Reference (3rd ed.). Johns Hopkins University Press. p. 1172. ISBN 978-0-8018-8221-0. OCLC 62265494.
  3. ↑ Musser, G.G.; Carleton, M.D. (2005). "Scapteromys aquaticus". In Wilson, D.E.; Reeder, D.M. Mammal Species of the World: A Taxonomic and Geographic Reference (3rd ed.). Johns Hopkins University Press. p. 1172. ISBN 978-0-8018-8221-0. OCLC 62265494.


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