20589 - Top Rare 2.25 Inch Pappocetus lugardi (Whale Ancestor) Molar Rooted Tooth Dyrosaurus phosphaticus This type of brittlestar is

This type of brittlestar is quite representative of the Ordovician of the South of Morocco

Interesting genus with extremely variable circular to oval-shaped test

Diagnosis: large mosasaurid with 12-13 maxillary teeth

It is preserved in full

It is a piece worthy of exposure

20589 - Top Rare 2.25 Inch Pappocetus lugardi (Whale Ancestor) Molar Rooted Tooth Dyrosaurus phosphaticus This type of brittlestar isPappocetus is a protocetid and a large amphibious aquatic carnivore. Pappocetus is also an ancestor of Basilosaurus. Rare specimen from an early evolutionary stage of the modern whale. In the phosphate basins of the Moroccan Western Sahara, the fossil record of these enormous vertebrates is very well represented, of this type of cetaceans that speak of an evolutionary transition from land to sea. The protocetids had large fore limbs and hindlimbs that