Octodontotherium

Octodontotherium is an extinct genus of ground sloth of the family Mylodontidae, endemic to South America during the Oligocene-Early Miocene (Deseadan). It lived from 29—21 mya, existing for approximately 8 million years.[1]

Octodontotherium
Temporal range: Oligocene-Early Miocene (Deseadan)
~29–21 Ma
Octodontotherium astragalus fossil
Scientific classification
Kingdom:
Animalia
Phylum:
Chordata
Class:
Mammalia
Superorder:
Xenarthra
Order:
Pilosa
Family:
†Mylodontidae
Subfamily:
†Mylodontinae
Genus:
†Octodontotherium

Ameghino, 1894
Species
  • O. astragalus
  • O. grandae

Fossil distribution is exclusive to Santa Cruz Province, Argentina (Deseado and Sarmiento Formations) and Bolivia (Salla Formation).[1]

Taxonomy

Octodontotherium was named by Ameghino (1894). It was assigned to Mylodontidae by Carroll (1988); and to Mylodontinae by Gaudin (1995).[2][3]

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References
  1. PaleoBiology Database: Octodontotherium, basic info
  2. R. L. Carroll. 1988. Vertebrate Paleontology and Evolution. W. H. Freeman and Company, New York 1-698
  3. T. J. Gaudin. 1995. The ear region of edentates and the phylogeny of Tardigrada (Mammalia, Xenarthra). Journal of Vertebrate Paleontology 15(3):672-705


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