20755 - Top Quality 1.54 Inch Rooted Halisaurus walkeri (Mosasaur) Tooth Cretaceous Walliserops Zenker 1833 (trilobite)
Baker’s notes & crumb story
Description
Zenker 1833 (trilobite)
• Devonian of Algeria (1)
Zittel 1883 (ray-finned fish)
Orthoceras progressum
Gorgeous Carcharodontosaurus tooth
20755 - Top Quality 1.54 Inch Rooted Halisaurus walkeri (Mosasaur) Tooth Cretaceous Walliserops Zenker 1833 (trilobite)In the international market is very common to find Mosasaurus rests coming from the phosphate quarries of the Upper Cretaceous of the Ouled Abdoun Basin (Morocco). This quarries have been exploited since the beginning of the past century. Many sellers that sell this fossils do not make a good precise taxonomic identification work. In these sites there are numerous different species of Mosasaurus described in the enormous assemblage of giant marine