Platycarpus ictericus, mosasaur skull Pachycephalosaurus The long jaws were distinctly

The long jaws were distinctly crocodilian and had 96 teeth

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Rogers and Monetta in 1993)

it's the tail spikes that got all the action

Platycarpus ictericus, mosasaur skull Pachycephalosaurus The long jaws were distinctlyMosasaurs were a group of predatory marine reptiles that were very successful during the Late Cretaceous Period. The first mosasaur fossils were found in the 1770's in a mine in the Netherlands, more than 50 years before the first dinosaur bones were found. Mosasaurs were among the first fossils recognized and scientifically described. "Mosasaur" means "reptile of the Meuse," a river near the quarry where mosasaurs were first found. Mosasaurs were