06145 - Top Huge 2.93 Inch OTODUS OBLIQUUS (mackerel shark) Tooth Paleocene Brochantite Last edrioasteroids are known from

Last edrioasteroids are known from Permian (Late Kungurian

Neocalmonia

this is completely original and authentic

The color and quality of the enamel

06145 - Top Huge 2.93 Inch OTODUS OBLIQUUS (mackerel shark) Tooth Paleocene Brochantite Last edrioasteroids are known fromOtudus is a genus belonging to the shark group known as mackerel sharks. It reigned the seas during the Paleocene and the Eocene (60 45 million years ago). It is a quite dominant species in the phosphate quarries in this sector of Morocco. This species has only been described via its teeth and vertebrae. As all the Elasmobranchii, the skeleton has a cartilaginous non osseous nature, what makes difficult its fossilization process. . The teeth of this