Platecarpus ictericus, mosasaur skull, marine reptile Tyrannosaurus Rex some of them virtually complete

some of them virtually complete

Family Rhinocerotidae

] The most distinctive feature is their large skull

one of the rarest of fossil dinosaur discoveries

Location: Brazil Formation: Santana

Platecarpus ictericus, mosasaur skull, marine reptile Tyrannosaurus Rex some of them virtually completeMosasaurs 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