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词条 Catonyx
释义

  1. Taxonomy

  2. Fossil distribution

  3. References

  4. Further reading

{{Italic title}}{{Short description|An extinct genus of mammals related to sloths, anteaters, and armadillos}}{{Taxobox
| name = Catonyx
| fossil_range = Early-Late Pleistocene (Montehermosan-Lujanian)
~{{fossil range|2.5|0.010}}
| image = Catonyx cuvieri.jpg
| image_width = 250px
| image_caption = Foot bones
| regnum = Animalia
| phylum = Chordata
| classis = Mammalia
| ordo = Xenarthra
| familia = †Mylodontidae
| subfamilia = †Scelidotheriinae
| genus = †Catonyx
| genus_authority = Ameghino 1891
| subdivision_ranks = Species
| subdivision =
  • C. cuvieri {{small|Ameghino 1889}}
  • C. tarijensis {{small|Ameghino 1891}}

}}Catonyx is an extinct genus of ground sloth of the family Mylodontidae, endemic to South America during the Pleistocene epoch.[1] It lived from 2.5 Ma to about 10,000 years ago, existing for approximately {{Mya|2.5-0.010|million years}}.[2] The most recent date obtained is about 9600 B.P.[3][4]

Taxonomy

Catonyx was named by Ameghino (1891). It was assigned to Scelidotheriinae by Gaudin (1995).[5]

Fossil distribution

Fossils have been uncovered in Brazil and the San José Formation of Uruguay.

References

{{commons category|Scelidotheriidae}}{{Portal|Paleontology|Prehistoric mammals|Prehistory of South America}}
1. ^{{Cite journal | last1 = McDonald | first1 = H. G. | last2 = Perea | first2 = D. | title = The large scelidothere Catonyx tarijensis (Xenarthra, Mylodontidae) from the Pleistocene of Uruguay | journal = Journal of Vertebrate Paleontology | volume = 22 | issue = 3 | pages = 677 | year = 2002 | doi = 10.1671/0272-4634(2002)022[0677:TLSCTX]2.0.CO;2 | pmid = | pmc = |jstor=4524258}}
2. ^PaleoBiology Database: Catonyx, basic info
3. ^{{cite book|last=Turvey|first=Sam|title=Holocene extinctions|year=2009|publisher=Oxford University Press|isbn=0-19-953509-4|pages=20–33, 42–50, 352|url=https://books.google.com/books?id=mbU-F42JU1AC&pg=PA24}}
4. ^{{Cite book | first = Stuart | last = Fiedal | author-link = | editor-last = Haynes | editor-first = Gary | contribution = Sudden Deaths: The Chronology of Terminal Pleistocene Megafaunal Extinction | contribution-url = http://www.springerlink.com/content/l225628681672725/?p=5af1eb7387d443a2b514b284c646efa7&pi=1 | title = American Megafaunal Extinctions at the End of the Pleistocene | year = 2009 | pages = 21–37 | place = | publisher = Springer | url = http://www.springerlink.com/content/978-1-4020-8792-9 | doi = 10.1007/978-1-4020-8793-6_2 | isbn = 978-1-4020-8792-9 | id = }}
5. ^{{Cite journal | last1 = Gaudin | first1 = T. J. | title = The ear region of edentates and the phylogeny of the Tardigrada (Mammalia, Xenarthra) | doi = 10.1080/02724634.1995.10011255 | journal = Journal of Vertebrate Paleontology | volume = 15 | issue = 3 | pages = 672–705 | year = 1995 | pmid = | pmc = |jstor=4523658}}

Further reading

  • M. A. T. Dantas and M. H. Zucon. 2007. Occurrence of Catonyx cuvieri (Lund, 1839) (Tardigrada, Scelidotheriinae) in Late Pleistocene–Holocene of Brazil. Revista Brasileira de Paleontologia 10(2):129-132
  • M. A. T. Dantas, M. H. Zucon, and A. M. Ribeiro. 2005. Megafauna Pleistocênica da fazenda elefante, Gararu, Sergipe, Brasil. Geociências 24(3):277-287
  • A. M. Ghilardi, M. A. Fernandes, and M. E. Bichuette. 2011. Megafauna from the Late Pleistocene-Holocene deposits of the Upper Ribeira karst area, southeast Brazil. Quaternary International 245(2):369-378
  • R. P. Lopes and J. C. Pereira. 2010. Fossils of Scelidotheriinae Ameghino, 1904 (Xenarthra, Pilosa) in the Pleistocene deposits of Rio Grande do Sul, Brazil. Gaea: Journal of Geoscience 6(1):44-52
{{Taxonbar|from=Q2942980}}{{paleo-mammal-stub}}

13 : Prehistoric sloths|Pleistocene xenarthrans|Holocene extinctions|Ensenadan|Lujanian|Uquian|Montehermosan|Pleistocene Brazil|Fossils of Brazil|Neogene Uruguay|Fossils of Uruguay|Fossil taxa described in 1891|Taxa named by Florentino Ameghino

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