Prehistoric Marine Animals List

Some of the earliest land animals happened to be spiders and insects.

Prehistoric marine animals list. The Coelacanth is a huge prehistoric fish that can measure nearly 6 feet long and weigh around 200 pounds and which lived around the same time as the dinosaurs. Or Top 10 Sea Monsters if you prefer 10- Dunkleosteus. Not only was Megalodon the biggest prehistoric shark that ever lived.

Megalodon didnt earn its nickname Big Tooth for nothing. Plus science-minded entertainment sources like the Discovery Channel love creatures that. A large edible sea snail of coastal waters.

At 12-15 meters long maybe more it was one of the largest crocodilians ever to have existed. Elasmosaurus a 14 meters 45 feet reptile that swallowed stones whole or the Mosasaurus which looked like a 15 meter 50 feet crocodile. The largest Hyaenodons were among the largest predators of their time.

The remains of other animals missing limbs or bitten in half are a macabre proof of this giant caimans appetite. - predators include the Shastasaurus a reptile 21 meters 68 feet long. In contrast modern African elephants are between 82 and 13 feet tall.

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. List of fossil primates. On this list youll find ten of the most interesting and largest prehistoric sea animals from the megalodon to the spinosaurus and the helicoprion.

It lived back in Cambrian times first appearing over 500 million years ago and when fossils of it were first found the various disassociated parts of it were described as jellyfish the mouth shrimp tails large grasping appendages and a sponge the body. Its hard to keep the idea of a shark the size of a school bus out of pop culture. Family Pseudictopidae Sulimski 1969 Mingotheriidae Schoch 1985 Genus Anictops Qiu 1977.