20770 - Top Rare 0.89 Inch Stephanodus Partial Dentary Bone Late Cretaceous Pyritized ammonites Ecology: fast-moving low-level epifaunal suspension

Ecology: fast-moving low-level epifaunal suspension feeder

K/T Boundary Latest Cretaceous Gams Valley Austria Dinosaur Extinction Stratigraphical Level

Its external ornamentation is very characteristic showing a roughness

which is in a Cenomanian terrestrial claystone in the Ifezouane Formation of Morocco

Magnificent example of a huge example of this genus

20770 - Top Rare 0.89 Inch Stephanodus Partial Dentary Bone Late Cretaceous Pyritized ammonites Ecology: fast-moving low-level epifaunal suspensionRare 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: