Mosasaurus ("lizard of the Meuse River") is the type genus of the mosasaurs, an extinct group of aquatic squamate reptiles. It lived from about 82 to 66 million years ago during the Campanian and Maastrichtian stages of the Late Cretaceous.
Set during the days of the Pleistocene Ice Age of North America Megafauna the film centers around three main Manny the Woolly Mammoth Sid the Nothrotheriops and Diego the Smilodon Fatalis
