20675 - Extremely Rare 5.35 Inch Pappocetus lugardi (Whale Ancestor) Incisor Rooted Tooth NWA Chondrite Polished Sections Beautiul specimen in natural matrix

Beautiul specimen in natural matrix

Silica rich fluids flowed through these air pockets and began to cool and harden

thus having the same chemical composition as the orthorhombic mineral zoisite

Enchodus mecoanalis

20675 - Extremely Rare 5.35 Inch Pappocetus lugardi (Whale Ancestor) Incisor Rooted Tooth NWA Chondrite Polished Sections Beautiul specimen in natural matrixPappocetus 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