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As = 54 pg/g
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
Cerauroides
Its orange colors come from the limonite (iron oxide) that is the product of the oxidation of the original pyrite that mineralized these fossils
05184 - Top Rare 0.88 Inch Stephanodus Partial Dentary Bone Late Cretaceous Eocrinoids As = 54 pg/gRare species belonging to the Trigonodontoidae family. This type of specimens in the fossil record of the Upper Cretaceous phosphates of the Ouled Abdoun Basin are not common. Stephanodus sp, Zittel 1883 (ray finned fish) Osteichthyes Tetraodontiformes Trigonodontoidae Parent taxon: Trigonodontoidae according to G. R. Case and D. R. Schwimmer 1988 See also Kumar and Loyal 1987 Subtaxa: Stephanodus lybicus Ecology: nektonic carnivore Environments:
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