List of extinct rodents

Short description: none

This list is of rodent species that are extinct − no longer alive.

Species from related groups such as Lagomorpha (rabbits and hares) are not included.

## Contents

* 1 Before 1500
* 2 Extinct after 1500
* 2.1 16th century
* 2.2 17th century
* 3 See also
* 4 References

## Before 1500

Exceptionally large extinct rodents  Genus | Species | Notes | Location | Approx. max. weight | Stratigraphy | Image

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Castor | C. californicus | An extinct beaver species | Western North America |  | Late Miocene to Early Pleistocene[1] |
Castoroides |  | Giant beavers | North America | Up to 100 kg (220 lb) | Pleistocene[1] |
Ceratogaulus |  | Horned gophers | North America | Smallest horned mammal | Late Miocene to Pliocene[2] |
Spelaeomys | S. florensis | A large cave rat | Flores | - | Extinct by 1500[3] |
"Giant hutias" |  | A paraphyletic group of rodents resembling large guinea pigs | West Indies | Up to 200 kg (440 lb) | Pleistocene[4] |
Leithia |  | A giant dormouse | Europe (Malta, Sicily) | 113 g (4.0 oz) | Pleistocene[5] |
Neochoerus | N. pinckneyi | A large capybara | North America | 100 kg (220 lb) | Pleistocene[6] |
Josephoartigasia | J. monesi | 'Giant pacarana', largest known rodent | South America | 1,500 kg (3,300 lb) | Pliocene to Early Pleistocene[7] |
Phoberomys | P. pattersoni | A horse-sized rodent[8] | North America | Probably under 280 kg (620 lb);[8] earlier estimates up to 700 kg (1,500 lb)[9] | Miocene[8] |
Telicomys |  | A giant rodent, to 2 metres (6 ft 7 in) long | South America | Perhaps 70% of size of P. pattersoni[8] | Late Miocene to Early Pleistocene[8] |

## Extinct after 1500

### 16th century

* Oriente cave rat
* Torre's cave rat
* Imposter hutia
* Montane hutia
* Megaoryzomys
* Cuban coney
* Hispaniolan edible rat
* Conilurus capricornensis
* Samaná hutia
* Buhler's coryphomys
* Noronhomys
* Pennatomys nivalis
* Desmarest's hutia

### 17th century

* Insular cave rat
* Puerto Rican hutia
* Verhoeven's giant tree rat

## See also

* Extinct rodents – all periods
* Prehistoric rodents
* Rodent extinctions since 1500

## References

1. ↑ 1.0 1.1 Harington, C. R. (March 1996). "Giant beaver". Yukon Beringia Interpretive Centre. Archived from the original on September 14, 2007. https://web.archive.org/web/20070914223710/http://www.beringia.com/02/02maina6.html. Retrieved 3 July 2014.
2. ↑ Hopkins, Samantha S. B. (2005). "The evolution of fossoriality and the adaptive role of horns in the Mylagaulidae (Mammalia: Rodentia)". Proceedings of the Royal Society B 272 (1573): 1705–1713. doi:10.1098/rspb.2005.3171. PMID 16087426.
3. ↑ Hooijer, D. A. (1957). "Three new giant prehistoric rats from Flores Lesser Sunda Islands". Zoologische Mededelingen (Rijksmuseum van Natuurlijke Historie, Leiden) 35 (21): 299–316. http://www.repository.naturalis.nl/document/150080THREE.
4. ↑ Biknevicius, A. R.; McFarlane, Donald A.; MacPhee, R. D. E. (1993). "Body size in Amblyrhiza inundata (Rodentia: Caviomorpha), an extinct megafaunal rodent from the Anguilla Bank, West Indies: estimates and implications". American Museum Novitates (3079): 1–26. http://digitallibrary.amnh.org/dspace/bitstream/2246/4976/1/N3079.pdf.
5. ↑ Petronio, C. (1970). "I roditori Pleistocenici della Grotta di Spinagallo (Siracusa)". Geol. Rom. IX: 149–194. http://tetide.geo.uniroma1.it/dst/grafica_nuova/pubblicazioni_DST/geologica_romana/Volumi/VOL 9/GR_9_149-193_Petronio.pdf. (in Italian)
6. ↑ Kurtén, Björn; Anderson, Elaine (1980). Pleistocene Mammals of North America. Columbia University Press. p. 274. ISBN 0-231-03733-3.
7. ↑ Rinderknecht, Andrés; Blanco, R. Ernesto (2008). "The largest fossil rodent". Proceedings of the Royal Society B 275 (1637): 923–928. doi:10.1098/rspb.2007.1645. PMID 18198140.
8. ↑ 8.0 8.1 8.2 8.3 8.4 Millien, Virginie; Bovy, Helene (2010). "When teeth and bones disagree: Body mass estimation of a giant extinct rodent". Journal of Mammalogy 91 (1): 11–18. doi:10.1644/08-mamm-a-347r1.1.
9. ↑ Sánchez-Villagra, M. R.; Aguilera, O.; Horovitz, I. (2003). "The anatomy of the world's largest rodent". Science 301 (5640): 1708–10. doi:10.1126/science.1089332. PMID 14500978.

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