Amphicotylus

Amphicotylus is an extinct genus of goniopholidid mesoeucrocodylian from the Tithonian of Colorado and Oklahoma.[2][3] It was described in 1878.[4]

Amphicotylus Temporal range: Late Jurassic, Tithonian PreꞒ Ꞓ O S D C P T J K Pg N
Skull (OMNH 2392) of Amphicotylus stovalli from Oklahoma
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Reptilia
Family:	†Goniopholididae
Genus:	†Amphicotylus Cope, 1878
Type species
†Amphicotylus lucasii Cope, 1878
Species[1]
†A. felix (Marsh, 1877) †A. gilmorei (Holland, 1905) †A. lucasii Cope, 1878 †A. stovalli (Mook, 1964)

A. gilmorei skeleton

References

1. Pritchard, A. C.; Turner, A. H.; Allen, E. R. & Norell, M. A. (2013). "Osteology of a North American Goniopholidid (Eutretauranosuchus delfsi) and Palate Evolution in Neosuchia". American Museum Novitates. 3783: 1–56. doi:10.1206/3783.2. hdl:2246/6449. S2CID 73539708.
2. Marco Brandalise de Andrade; Richard Edmonds; Michael J. Benton & Remmert Schouten (2011). "A new Berriasian species of Goniopholis (Mesoeucrocodylia, Neosuchia) from England, and a review of the genus". Zoological Journal of the Linnean Society. 163 (s1): S66–S108. doi:10.1111/j.1096-3642.2011.00709.x.
3. Puértolas-Pascual, E.; Canudo, J.I. & Sender, L.M. (2015). "New material from a huge specimen of Anteophthalmosuchus cf. escuchae (Goniopholididae) from the Albian of Andorra (Teruel, Spain): Phylogenetic implications". Journal of Iberian Geology. 41 (1): 41–56. doi:10.5209/rev_JIGE.2015.v41.n1.48654.
4. E. D. Cope. 1878. Descriptions of new extinct Vertebrata from the Upper Tertiary and Dakota Formations. 'Bulletin of the United States Geological and Geographical Survey of the Territories, 4(2):379-396