Biology:Plate-toothed giant hutia

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Short description: Species of mammal (fossil)

Plate-toothed giant hutia
Temporal range: Late Pleistocene
Scientific classification edit
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Rodentia
Family: Heptaxodontidae
Genus: Elasmodontomys
Anthony, 1916
Species:
E. obliquus
Binomial name
Elasmodontomys obliquus
Anthony, 1916
Synonyms

Heptaxodon obliquus

The plate-toothed giant hutia (Elasmodontomys obliquus) is an extinct species of rodent in the family Heptaxodontidae. It is the only species within the genus Elasmodontomys. It was found in Puerto Rico.[1]

Description

The rodent is thought to have weighed 13 kilograms (29 lb) and survived for at least 2000 years after humans colonised Puerto Rico.[2]

Taxonomy

Despite being described as a "giant hutia", it has recently been recovered as a member of the Chinchilloidea.[3]

References

  1. Woods, C.A.; Kilpatrick, C.W. (2005). "Infraorder Hystricognathi". in Wilson, D.E.; Reeder, D.M. Mammal Species of the World: A Taxonomic and Geographic Reference (3rd ed.). Johns Hopkins University Press. pp. 1538–1600. ISBN 978-0-8018-8221-0. OCLC 62265494. http://www.departments.bucknell.edu/biology/resources/msw3/browse.asp?id=13400610. 
  2. Turvey, S. T.; Oliver, J. R.; Narganes Storde, Y. M.; Rye, P. (2007). "Late Holocene extinction of Puerto Rican native land mammals". Biology Letters 3 (2): 193–196. doi:10.1098/rsbl.2006.0585. PMID 17251123. 
  3. Marivaux, Laurent; Vélez-Juarbe, Jorge; Merzeraud, Gilles; Pujos, François; Viñola López, Lázaro W.; Boivin, Myriam; Santos-Mercado, Hernán; Cruz, Eduardo J. et al. (2020-02-12). "Early Oligocene chinchilloid caviomorphs from Puerto Rico and the initial rodent colonization of the West Indies" (in en). Proceedings of the Royal Society B: Biological Sciences 287 (1920): 20192806. doi:10.1098/rspb.2019.2806. ISSN 0962-8452. PMID 32075529. 

Wikidata ☰ Q3008362 entry