20501 - Top Grade Halisaurus arambourgi (Mosasaur) Premaxillary Nose Bone in Matrix Cretaceous Roselite The serrations in its edges

The serrations in its edges are very similar to the ones that would later acquire the Great White Shark

Subtaxa: Coltraneia effelesa

and/or brownish color on fresh surfaces

but not restored or fabricated

MetBase: v

20501 - Top Grade Halisaurus arambourgi (Mosasaur) Premaxillary Nose Bone in Matrix Cretaceous Roselite The serrations in its edgesPrecious premaxillary specimen preserved in its natural matrix. This specimen has been stabilized on its surface by Paraloid B 72 to ensure its stability and consistency. This process does not affect neither the color nor any of the characteristics. It simply makes the specimen better preserved in the long term. In the international market is very common to find Mosasaurus rests coming from the phosphate quarries of the Upper Cretaceous of the Ouled