Plesiosaurus was a plesiosaur, a type of marine reptile. It was not a dinosaur, though it coexisted with many dinosaurs. The first Plesiosaurus fossil was discovered in 1821.

Quick facts about Plesiosaurus:

  • Existed from 228 million years ago to 61.6 million years ago
  • Lived in a marine environment
  • Was a carnivore
  • Reproduced by live birth
  • 938 different specimens have been found by paleontologists

All the Plesiosaurus illustrations below were collected from the internet. Enjoy and explore: