04618 - Well Preserved 4.86 Inch Mammites nodosoides (Ammonite) Cretaceous Crocodile Bones The complicated sedimentarian architecture of

The complicated sedimentarian architecture of the layers where most large vertebrates are found makes the excavation methodology a real challenge

This type of shark teeth is one of the most beautiful from the assemblage in the phosphate rocks in the Paleocene of the Oulad Abdoun Basin (Morocco)

-The bend at the end of the tip is a specific trait of Pterosaur claws: The tip shows a thin flange or ridge of bone on the very tip on the ventral edge

Natural orange iron sulfide (pyrite) oxidation color

The teeth and bones with strong and vivid fossilization colors such as red

04618 - Well Preserved 4.86 Inch Mammites nodosoides (Ammonite) Cretaceous Crocodile Bones The complicated sedimentarian architecture ofSuperb huge and nicely preserved specimen.