20420 - Great Collection of 2 Pterosaur (Coloborhynchus) Teeth Cretaceous KemKem Beds Meteorites - Museum Grade Very recent sea urchin from

Very recent sea urchin from the rare upper pleistocene outcrops from the coast of the occidental Sahara desert

the pleochroic colors being usually green

Mosasauridae) from the Maastrichtian of Angola

” estimated as Maastrichtian in age and two Palaeocene species recently attributed to Euclastes wielandi

Age range: 460

20420 - Great Collection of 2 Pterosaur (Coloborhynchus) Teeth Cretaceous KemKem Beds Meteorites - Museum Grade Very recent sea urchin fromPrecious 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.