Styxosaurus is a genus of plesiosaur of the family Elasmosauridae. Styxosaurus lived during the Campanian age of the Cretaceous period. Two species are known: S. snowii and S. browni.
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
