Ursoidea

Ursoidea

Ursoidea

Superfamily of mammals


Ursoidea is a superfamily of arctoid carnivoran mammals that includes the families Subparictidae,[1][2] Amphicynodontidae,[3][2] and Ursidae. The last family includes the extant lineages of bears, as well as the extinct Hemicyoninae[4][5] and Ursavinae.[6]

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The interrelationships of ursoids has had slight arrangements. In the past it was thought the extinct Amphicyonidae were stem-bears based on morphological analysis of the ear region,[7] though the most recent publications on early amphicyonids suggests they were basal caniforms.[8][9][10]

The amphicynodontids are sometimes classified as either a subfamily of bears,[3] a paraphyletic assemblage of early bears,[2] or even stem-pinnipeds.[11][12][13] The subparictids were previously classified as amphicynodontine/ids.[2] The hemicyonines have been occasionally reclassified as a separate family.[14]


References

  1. Baskin, J. A.; Tedford, R. H. (1996). Small arctoid and feliform carnivorans. pp. 486–497. doi:10.1017/CBO9780511665431.025. ISBN 978-0-521-43387-7. {{cite book}}: |journal= ignored (help)
  2. McLellan, B.; Reiner, D.C. (1992). "A review of bear evolution" (PDF). International Association for Bear Research and Management. 9 (1): 85–96. doi:10.2307/3872687. JSTOR 3872687. S2CID 91124592. Archived from the original (PDF) on 2020-02-19.
  3. Qiu, Zhan-Xiang; et al. (2014). "A Late Miocene Ursavus skull from Guanghe, Gansu, China". Vertebrata PalAsiatica. 52 (3): 265–302.
  4. Hunt, Robert M. Jr. (2004). "Global Climate and the Evolution of Large Mammalian Carnivores during the Later Cenozoic in North America" (PDF). Cenozoic Carnivores and Global Climate. pp. 139–285. doi:10.1206/0003-0090(2004)285<0139:C>2.0.CO;2. S2CID 86236545. Archived from the original (PDF) on July 20, 2007. {{cite book}}: |journal= ignored (help)
  5. Morlo, Michael; Miller, Ellen R.; El-Barkooky, Ahmed N. (2007). "Creodonta and Carnivora from Wadi Moghra, Egypt". Journal of Vertebrate Paleontology. 27 (1): 145-159. doi:10.1671/0272-4634(2007)27[145:CACFWM]2.0.CO;2. ISSN 0272-4634. S2CID 86235694.
  6. Tedford, R. H.; Barnes, L. G.; Ray, C. E. (1994). "The early Miocene littoral ursoid carnivoran Kolponomos: Systematics and mode of life" (PDF). Proceedings of the San Diego Society of Natural History. 29: 11–32. Archived from the original (PDF) on 2012-09-22. Retrieved 24 July 2010.
  7. Rybczynski, N.; Dawson, M.R.; Tedford, R.H. (2009). "A semi-aquatic Arctic mammalian carnivore from the Miocene epoch and origin of Pinnipedia". Nature. 458 (7241): 1021–24. Bibcode:2009Natur.458.1021R. doi:10.1038/nature07985. PMID 19396145. S2CID 4371413.
  8. Berta, A.; Morgan, C.; Boessenecker, R.W. (2018). "The Origin and Evolutionary Biology of Pinnipeds: Seals, Sea Lions, and Walruses". Annual Review of Earth and Planetary Sciences. 46: 203–228. Bibcode:2018AREPS..46..203B. doi:10.1146/annurev-earth-082517-010009.
  9. McKenna, Malcolm C., and Bell, Susan K. 1997. Classification of Mammals Above the Species Level. Columbia University Press, New York, 631 pp. ISBN 0-231-11013-8

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