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and Andrzej Radwański
Crystals of brochantite can range from emerald green to black-green to blue-green
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
-The bottom of the digit claw is flat
they were extracted from the same stratigraphic level
21011 - Top Rare 2.95 Inch Pappocetus lugardi (Whale Ancestor) Molar Rooted Tooth Crinoids and Andrzej RadwańskiPappocetus 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
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