07514 - Stunning Pyritized 1.28 Inch Unidentified Lower Cretaceous Ammonites Dinosaurs Skull almost complete of this

Skull almost complete of this rare Cretaceous fish

Prionocheilus narinosum

Synonym: Tetheodus Cope 1874

This huge and famous marine reptile is characterized by its long and stylized neck

It only has some glued and tiny filled fractures but no fabrication

07514 - Stunning Pyritized 1.28 Inch Unidentified Lower Cretaceous Ammonites Dinosaurs Skull almost complete of thisSpecimen of extreme quality. Unidentified species. His suture lines are wonderfully well detailed. It is naturally pyritized. It has undergone a taphonomic process of permineralization in Iron Sulfide (Pyrite). Permineralization is a process of fossilization in which mineral deposits form internal casts of organisms.