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Widmanstätten pattern not evident in the small sections studied
Precious association of 2 teeth in matrix of Cretolamna maroccana (Mackerel Shark) from the phosphate deposits of the Ouled Abdoun Basin (Morocco)
It has some tiny glued fractures
• Ordovician to Silurian of Canada (Québec)
often prismatic
08129 - Great Collection of 3 Pterosaur (Coloborhynchus) Teeth Cretaceous KemKem Beds Anomalocaridids Widmanstätten pattern not evident inPrecious collection of three 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