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Cosgriffius Skull Replica measures 17 inches. Cosgriffius Skull Replica is museum quality polyurethane resin cast. Made in USA. Triassic amphibian of the Moenkoepi Formation of Arizona. UCMP 112135- UC Berkeley. 2-part skull (separate cranium and jaw). Our precise skull can be used as a teaching tool, museum skull exhibit, home decor skull, or office decor skull.
Rhadalognathus was a prehistoric crocodile-like amphibian that belongs to the Mastodonsauridae family. Not much is known about this creature but it lived in the Triassic period.
Rhadalognathus is also the name of the genus in which the organism belongs within. Rhadalognathus was found in northern Arizona, US, by S. P. Welles in 1947. The size of the organism is unknown but its skull is about 17 inches long and weighs 7 lbs.
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