21645 - Great Collection of 5 Pterosaur (Coloborhynchus) Teeth Cretaceous KemKem Beds Minerals - Museum Grade For example

For example

Apart from the sharp main teeth

Link: Lepidotes

Unclassified specimen

The stone has been soaked in a dye solution which allows the natural agate to absorb the colorations

21645 - Great Collection of 5 Pterosaur (Coloborhynchus) Teeth Cretaceous KemKem Beds Minerals - Museum Grade For examplePrecious collection of five nice teeth of this species of pterosaur. The pterosaurs dentition rests in the Upper Cretaceous in North Africa are relatively common among the fauna which got preserved from those ecosystems around 100 million years ago. However, only two different pterosaur taxons have been described. Mader & Kellner (1999) (Full reference: B. J. Mader and A. W. A. Kellner. 1999. A new anhanguerid pterosaur from the Cretaceous of Morocco.