Details* Geological Age: Upper Cretaceous. * Location: Khouribga, Morocco. Fossilised teeth which once belonged to the large marine reptiles known as Mosasaurs. The crocodile shape body of the Mosasaurs along with their flippers and paddle like tail make the species immediately recognisable by professionals. Each tooth measures approx 4cm in length. These specimens come on matrix and comes in a small card tray with label. These teeth are fully embedded within the matrix.