Plesiosaurus is a genus of plesiosaur that lived in Europe during the Early Jurassic period.
Ka-Zar of Prehistoria[]
Plesiosaurus are often called Ta-ho-az by many Cavemen tribes throughtout the world of Prehistoria including Ka-Zar and the Mammoth Tribe that he is apart of. This species of plesiosaur hunts for fish in the Gorahn Seas of Prehistoria and would sometimes attack any cavemen who sail on rafts across the ocean to any islands.