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Rigorous comparative studies with other published similar rests would be necessary to be able to perform a reliable diagnosis
Its enamel has a great range of colors
freshwater limpets
24 Inch = 6
Thysanopeltella
05640 - Great Collection of 2 Pterosaur (Coloborhynchus) Teeth Cretaceous KemKem Beds Chalcedonized Gastropods Rigorous comparative studies with otherPrecious collection of two 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.