22181 - Top Huge OTODUS OBLIQUUS (mackerel shark) Tooth Paleocene Rhombodus The sediments were formed in

The sediments were formed in delta and fluvial environments

the sample is formed by phenocrysts mostly of olivine

Precious phalanges belonging to the same individual

west of Hamada du Guir

22181 - Top Huge OTODUS OBLIQUUS (mackerel shark) Tooth Paleocene Rhombodus The sediments were formed inUnbroken specimen. Otudus 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. .