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Perischoclonus
Pseudoeteraspis
Impressive specimen with the natural association of 2 brittlestars of the genus Ophiura
FORMATION Ouled Abdoun Basin (Phosphate beds)
13 teeth on a maxillary 16 teeth on a dentary
14003 - Amazing Large Rare Igdamanosaurus (Globidens) Mosasaur rooted Tooth Calamites PerischoclonusThis is a unusual Mosasaur rooted tooth from Igdamanosaurus aegyptiacus, formerly assigned to the genus Globidens. Most Mosasaurs had sharp teeth that had evolved to grab slippery prey such as fish. Igdamanosaurus had semispherical teeth with rounded nubbin like points, which were much better suited for crushing tough armored prey like small turtles, ammonites, nautili, and bivalves. IT HAS BEEN RESTORED: It has some glued and restored (filled
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