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Today's surviving species
Binomial System
the tail is deep
West Virginia Geological Survey Chart
Evidence of extensive cooperative behavior is abundant in a number of European habitation and hunting sites
Platycarpus ictericus, mosasaur skull Protoceratops Today's surviving speciesMosasaurs 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