07368 - Top Well Prepared 1.32 Inch Cyphaspis (Otarion) cf. boutscharafinense Devonian Trilobite KemKem_Sawfish Gianniny (2005): The mosasaur Prognathodon

Gianniny (2005): The mosasaur Prognathodon from the Upper Cretaceous Lewis Shale near Durango

mostly represented by the fossil Bothremydidae (more than ten Palaeogene different genera)

Applied Petrology Laboratory (APPLIED PETROLOGY LABORATORY

-First Cretaceous dermochelyid turtle from Africa

its specific identification presents an enormous complexity

07368 - Top Well Prepared 1.32 Inch Cyphaspis (Otarion) cf. boutscharafinense Devonian Trilobite KemKem_Sawfish Gianniny (2005): The mosasaur PrognathodonNicely preserved and spectacularly well detailed specimen. It has been carefully prepared during a long laboratory process. Otarion, Zenker 1833 (trilobite) Trilobita Proetida Aulacopleuridae Synonyms: Conoparia Hawle and Corda 1847 (no. 155231), Otarionella Weyber 1965 (no. 21276) Parent taxon: Aulacopleuridae according to P. A. Jell and J. M. Adrain 2003 See also Jell and Adrain 2002, Sepkoski 2002, Thomas and Owens 1978 and Whittington 1941 Sister