07580 - Great 5.39 Inch Hybodus Shark Dorsal Spine Cretaceous KemKem Beds Plesiosaur teeth Some small levels appeared with

Some small levels appeared with this lithology

which is in a Cenomanian fluvial sandstone in the Kem Kem Formation of Morocco

and Araripemydidae

Charroud and Fedan 1992

plagioclase (Pl) and glass material developed during the melt of the meteorite

07580 - Great 5.39 Inch Hybodus Shark Dorsal Spine Cretaceous KemKem Beds Plesiosaur teeth Some small levels appeared withHybodus sp, Agassiz 1837 (elasmobranch) Chondrichthyes Hybodontiformes Hybodontidae Beautiful spine corresponding to the dorsal fin of this incredible shark that reigned the seas and the fluvial systems next to the coast during all the Mesozoic Era. It is a species of shark that presented particular features, such as this sharp spine in its flipper. The preservation of this piece is very good, and the strong and well defined longitudinal stretch marks