Polycotylus: differenze tra le versioni

Versione delle 15:15, 13 giu 2017

Versione delle 16:56, 10 dic 2018

Riga 53:

* Schumacher, B. A., and J. E. Martin. 2015. Polycotylus latipinnis Cope (Plesiosauria, Polycotylidae), a nearly complete skeleton from the Niobrara Formation (early Campanian) of southwestern South Dakota. Journal of Vertebrate Paleontology. DOI: 10.1080/02724634.2015.1031341.

* V.M. Efimov; I.A. Meleshin; A.V. Nikiforov (2016). "A New Species of the Plesiosaur Genus Polycotylus from the Upper Cretaceous of the Southern Urals". Paleontological Journal. 50 (5): 494–503. doi:10.1134/S0031030116050051.

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