Trigonostylops
Template:Short description Template:Automatic Taxobox
Trigonostylops is an extinct genus of South American meridiungulatan ungulate, from the Late Paleocene to Late Eocene (Itaboraian to Tinguirirican in the SALMA classification) of South America (Argentina and Peru) and Antarctica (Seymour Island). It is the only member of the family Trigonostylopidae.
Description
A complete skull of the type species, T. wortmani, has been found, and it has been classified as an astrapothere based on its large lower incisors.[1]
Phylogeny
Cladogram based in the phylogenetic analysis published by Vallejo Pareja et al., 2015, showing the position of Trigonostylops:[2]
Distribution
Template:Location map+ Fossils of Trigonostylops have been found in:[3]
- Paleocene
- Eocene
- La Meseta Formation, Antarctica[5]
- Casamayor, Divisadero Largo, Koluel Kaike and Sarmiento Formations, Argentina[6][7]
- Pozo Formation, Peru[8]
References
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Bibliography
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Template:Meridiungulata Template:Taxonbar
- ↑ Script error: No such module "citation/CS1".
- ↑ Vallejo Pareja et al., 2015
- ↑ Trigonostylops at Fossilworks.org
- ↑ Goin et al., 2009
- ↑ Dzik & Gaździcki, 2001
- ↑ Vera, 2012
- ↑ Cifelli, 29185, p.5
- ↑ Antoine et al., 2011
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- Astrapotheria
- Paleocene mammals
- Paleocene mammals of South America
- Eocene mammals of South America
- Tinguirirican
- Divisaderan
- Mustersan
- Casamayoran
- Riochican
- Itaboraian
- Paleogene Argentina
- Paleogene Peru
- Fossils of Argentina
- Fossils of Peru
- Eocene mammals of Antarctica
- Fossils of Antarctica
- Fossil taxa described in 1897
- Taxa named by Florentino Ameghino
- Prehistoric placental genera
- Golfo San Jorge Basin
- Sarmiento Formation