20504 - Finest Grade Unidentified Mosasaur Phalanx + Metacarpal Paddle Bones Late Cretaceous Mosasaur and Araripemydidae

and Araripemydidae

basinal (carbonate)

Agassiz 1836 (heart urchin)

Natural orange iron sulfide (pyrite) oxidation color

20504 - Finest Grade Unidentified Mosasaur Phalanx + Metacarpal Paddle Bones Late Cretaceous Mosasaur and AraripemydidaePrecious specimen preserved in its natural matrix. Not restored, glued or fabricated. 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 this matrix, 1 huge phalanx and 1 metacarpal are visible. In the international market is very common to find