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The sharp and intact tips are a preservation feature very difficult to find and therefore it is one of the characteristics which influences the most in the objective valuation of a specimen
Some cephalons of Nankinolithus can also be observed in the same matrix
Liolophops
Early Ordovician (Floian)"
Notorhynchus
21011 - Top Rare 2.95 Inch Pappocetus lugardi (Whale Ancestor) Molar Rooted Tooth Crinoids The sharp and intact tipsPappocetus 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