Caypullisaurus
| Caypullisaurus | |
|---|---|
| |
| Dakosaurus (right) pursuing a Caypullisaurus (left) | |
Scientific classification 
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| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Reptilia |
| Order: | †Ichthyosauria |
| Family: | †Ophthalmosauridae |
| Subfamily: | †Platypterygiinae |
| Genus: | †Caypullisaurus Fernández, 1997 |
| Species: | †C. bonapartei
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| Binomial name | |
| †Caypullisaurus bonapartei Fernández, 1997
| |
Caypullisaurus is an extinct genus of platypterygiine ophthalmosaurid ichthyosaur from the Late Jurassic to the Early Cretaceous (Tithonian and Berriasian stages) of Argentina. Its holotype was collected from the Vaca Muerta Formation of Cerro Lotena, Neuquen, dating to the early Tithonian stage of the Late Jurassic, about 150 million years ago. Caypullisaurus was first named by Marta Fernández in 1997 and the type species is Caypullisaurus bonapartei. It was a large ichthyosaur, measuring about 7 m (23 ft) long.[1][2] The forelimbs of Caypullisaurus contained 10 digits each.[3]
Classification
[edit | edit source]It is a member of the family Ophthalmosauridae, and closely related to Platypterygius and Brachypterygius.[4] In 2012, Caypullisaurus was found to be most closely related to Athabascasaurus and "Platypterygius" australis, and to nest within the subfamily Platypterygiinae.[5]
Phylogeny
[edit | edit source]The following cladogram shows a possible phylogenetic position of Caypullisaurus in Ophthalmosauridae according to the analysis performed by Zverkov and Jacobs (2020).[6]
| Ophthalmosauria |
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See also
[edit | edit source]References
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- ^ Fernández M. 2007. Redescription and phylogenetic position of Caypullisaurus (Ichthyosauria: Ophthalmosauridae). Journal of Paleontology 81 (2): 368-375.
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- Early Cretaceous ichthyosaurs
- Late Jurassic ichthyosaurs
- Berriasian life
- Tithonian life
- Late Jurassic reptiles of South America
- Early Cretaceous reptiles of South America
- Cretaceous Argentina
- Jurassic Argentina
- Fossils of Argentina
- Neuquén Basin
- Fossil taxa described in 1997
- Ophthalmosauridae
- Ichthyosauromorph genera
- Ichthyosaurs of South America