Yaguarasaurus
Yaguarasaurus | |
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Skull and first cervical vertebrae of Yaguarasaurus. Geological Museum José Royo y Gómez, Bogotá | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Reptilia |
Order: | Squamata |
Clade: | †Mosasauria |
Superfamily: | †Mosasauroidea |
Family: | †Mosasauridae |
Clade: | †Russellosaurina |
Subfamily: | †Yaguarasaurinae |
Genus: | †Yaguarasaurus Páramo 1994 |
Type species | |
†Yaguarasaurus columbianus Páramo 1994
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Other species[1] | |
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Yaguarasaurus is an
This reptile is a member of the family of marine lizards
Etymology
The remains were found in a limestone bed (Upper Turonian) of the La Frontera Formation, member of the Villeta Group, near Yaguará, Huila, in a site called Cueva Rica.[5] Its name means "Yaguará lizard of Colombia".
Phylogeny
The following cladograms illustrate the phylogenetic analyses of two competing hypotheses on the classification of Yaguarasaurus. Topology A represents the traditional view of the genus belonging to the subfamily
In the second scenario, the two species of Yaguarasaurus are paraphyletic with respect to more derived plioplatecarpines, with Y. regiomontanus lying further up the tree.
Yaguarasaurine per Palci et al. (2013) | |||||||||||||||||||||
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Basal plioplatecarpine per Rivera-Sylva et al. (2023) | |||||||||||||||||||||||||||||||||||||||||||||||||||
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See also
- List of mosasaurs
References
- ^ .
- S2CID 129466921. Retrieved 2017-03-30.
- ^ Bonaparte, J. F. (1978). El Mesozoico de América del Sur y sus Tetrápodos. Vol. 26. Ministerio de Cultura y Educación Fundación Miguel Lillo, San Miguel de Tucumán, Opera Lilloana. pp. 1–596.
- ^ Páramo, M.E. (1994). "Posición sistemática de un reptil marino con base en los restos fósiles encontrados en capas del Cretácico Superior en Yaguará (Huila)". Revista de la Academia Colombiana de Ciencias Exactas, Físicas y Naturales. 19 (72): 63–80.
- ^ Yaguarasaurus columbianus at Fossilworks.org
- S2CID 86646993.
- – via Elsevier Science Direct.
External links
- (in Spanish) Yaguarasaurus columbianus - Paleontología en Colombia