Brigadier General James Monroe Williams

Lontra is a genus of otters from the Americas.^[1]

Species

These species were previously included in the genus Lutra, together with the Eurasian otter, but they have now been moved to a separate genus. The genus comprises four living and one known fossil species:

Extant species

Genus **Lontra** – Gray, 1843 – four species
Common name	Scientific name and subspecies	Range	Size and ecology	IUCN status and estimated population
North American river otter	Lontra canadensis (, ) Seven subspecies L. c. canadensis (Schreber, 1777) L. c. kodiacensis (Goldman, 1935) L. c. lataxina (Cuvier, 1823) L. c. mira (Goldman, 1935) L. c. pacifica (J. A. Allen, 1898) L. c. periclyzomae (Elliot, 1905) L. c. sonora (Rhoads, 1898)	North America	Size: Habitat: Diet:	LC
Southern river otter	Lontra provocax (Thomas, 1908)	Chile and Argentina	Size: Habitat: Diet:	EN
Neotropical otter	Lontra longicaudis (Olfers, 1818) Six subspecies L. l. annectens L. l. colombiana L. l. enudris L. l. incarum L. l. longicaudis L. l. raferrous	Central America, South America and the Caribbean island of Trinidad	Size: Habitat: Diet:	NT
Marine otter	Lontra felina (Molina, 1782)	South America	Size: Habitat: Diet:	EN

Extinct species

Scientific name	Common name	Distribution
†Lontra weiri	Weir's otter	Pliocene North America^[2]

References

^ ^a ^b Wozencraft, W. C. (2005). "Order Carnivora". In Wilson, D. E.; Reeder, D. M. (eds.). Mammal Species of the World: A Taxonomic and Geographic Reference (3rd ed.). Johns Hopkins University Press. ISBN 978-0-8018-8221-0. OCLC 62265494.
^ Prassack, K.A. (July 2016). "Lontra weiri, sp. nov., a Pliocene river otter (Mammalia, Carnivora, Mustelidae, Lutrinae) from the Hagerman Fossil Beds (Hagerman Fossil Beds National Monument), Idaho, USA". Journal of Vertebrate Paleontology. 36 (4): e1149075. doi:10.1080/02724634.2016.1149075. S2CID 87404097.

[MSW3-1] Wozencraft, W. C. (2005). "Order Carnivora". In Wilson, D. E.; Reeder, D. M. (eds.). Mammal Species of the World: A Taxonomic and Geographic Reference (3rd ed.). Johns Hopkins University Press. ISBN 978-0-8018-8221-0. OCLC 62265494.

[Prassack2016-2] Prassack, K.A. (July 2016). "Lontra weiri, sp. nov., a Pliocene river otter (Mammalia, Carnivora, Mustelidae, Lutrinae) from the Hagerman Fossil Beds (Hagerman Fossil Beds National Monument), Idaho, USA". Journal of Vertebrate Paleontology. 36 (4): e1149075. doi:10.1080/02724634.2016.1149075. S2CID 87404097.

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