Biology:Notostylops

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Short description: Extinct genus of mammals

Notostylops
Temporal range: Early-Late Eocene (Casamayoran-Divisaderan)
~48.6–37.2 Ma
Notostylops.JPG
Notostylops
Scientific classification e
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Notoungulata
Family: Notostylopidae
Genus: Notostylops
Ameghino 1897
Species
  • N. murinus (type species) Ameghino 1897
  • N. appressus (Ameghino 1902)
  • N. pendens (Ameghino 1901)
  • N. pigafettai Simpson 1948
Synonyms
  • Anastylops Ameghino 1897
  • Catastylops Ameghino 1901
  • Entelostylops Ameghino 1901
  • Eostylops Ameghino 1901
  • Isostylops Ameghino 1902
  • Pliostylops Ameghino 1901

Notostylops ("south pillar face") is a genus of extinct South American ungulates from Eocene Argentina . Fossils of the genus have been found in the Sarmiento, Casamayor, Andesitas Huancache and Koluel Kaike Formations.[1]

Description

Notostylops was a very generalized animal, very similar to first eutherians and ungulates. It would have superficially resembled a marmot or a wombat and is suspected to have browsed on low-growing plants. It was probably adapted to a fairly wide range of ecological niches, but its robustness indicates it had some digging adaptations.[2][3] Its tall skull housed rodent-like incisor teeth. Notostylops was about 75 centimetres (30 in) long.[4]

References

  1. Notostylops at Fossilworks.org
  2. Croft, Darin. Horned Armadillos and Rafting Monkeys. Indiana University Press. 
  3. Lorente, Malena; Gelfo, Javier; Lopez, Guillermo (2018). "First skeleton of the notoungulate mammal Notostylops murinus and palaeobiology of Eocene Notostylopidae". Lethaia 52 (2): 244–259. doi:10.1111/let.12310. 
  4. Palmer, D., ed (1999). The Marshall Illustrated Encyclopedia of Dinosaurs and Prehistoric Animals. London: Marshall Editions. p. 250. ISBN 978-1-84028-152-1. 


Wikidata ☰ Q912986 entry