05062 - Top Quality 1.26 Inch Rooted Halisaurus walkeri (Mosasaur) Tooth Cretaceous Olcostephanus Native copper was an important

Native copper was an important ore of copper in historic times and was used by pre-historic peoples

some completely recrystallized

Parent taxon: Styginidae according to P

It is one of the many extinct lungfish species that dominated the fluvial ecosystems in the Mesozoic Era

Characteristically platy Ilmenite crystals with irregular contour and completely pseudomorphed by Rutile

05062 - Top Quality 1.26 Inch Rooted Halisaurus walkeri (Mosasaur) Tooth Cretaceous Olcostephanus Native copper was an importantIn 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