Prehistoric Marine Animals List

Some other interesting - and terrifying.

Prehistoric marine animals list. It appeared in the oceans of the world about 360 million years ago during the Upper Devonian period and died out almost at the same time as the dinosaurs pterosaurs and marine reptiles at the end of the Cretaceous period. From what paleontologists can decipher of this reptiles remains the Tanystropheus appears to have been a prehistoric reptile version of a giraffe with shorter legs a long neck that juts out rather than up and a massive tail. Genus Cartictops Ding.

Genus Paranictops Qiu 1977. This was because it used to lay its jelly covered eggs in water. Megalodon didnt earn its nickname Big Tooth for nothing.

List of fossil primates. This six-foot fish was known from the fossil record but thought to die out 65 million years ago around the same time as the dinosaurs. With a long skull and powerful doglike body it would have had little to fear from most other animals.

Its hard to keep the idea of a shark the size of a school bus out of pop culture. One thing that separates Plesiosaur from the other prehistoric marine reptiles is how it reproduced. Ourfirst entry is actually the oldest animal on the list Dunkleosteuswas a placodermspecifically an arthrodire placoderm fish thatlived during the Devonian period when vertebrates were.

But at 60 or so tons the middle Eocene Basilosaurus was certainly the biggest prehistoric whale that ever lived outweighing even the much later Leviathan which itself may have tangled with the biggest prehistoric shark of all time Megalodon by 10 or 20 tons. It was the largest predatory marine creature in the history of the planet outweighing both modern Great White Sharks and ancient reptiles like Liopleurodon and Kronosaurus. Its hard to keep the idea of a shark the size of a school bus out of pop culture.

These have been some fun facts about marine prehistoric animals. Top Ten Marine Predators. Shastasaurus the largest marine reptile species ever found was a variety of ichthyosaur.