88377 - Top Quality Juvenile 1.20 Inch Onchopristis Cretaceous Sawfish Rostral Barb Obaichthys Cavin et al

Cavin et al

as indicated in one of the pictures

org/wiki/Aoufous_Formation

David Unwin

The cow sharks are considered the most primitive ones because they preserve a skeleton anatomy very similar to the ancient and first types of sharks

88377 - Top Quality Juvenile 1.20 Inch Onchopristis Cretaceous Sawfish Rostral Barb Obaichthys Cavin et alImpressive juvenile Onchopristis tooth. It is a rostral tooth that belonged to a very small specimen, which did not even reach the juvenile stage. It is a very rare piece, not easy to find. It is perfectly preserved, without restorations. It is a real miniature beauty. Its morphology is identical to that of an adult individual, but with its tiny size. Onchopristis is a genus of extinct giant sawfish that lived in the Lower Cretaceous to Upper