Maresaurus was a plesiosaur, a type of marine reptile. It was not a dinosaur, though it coexisted with many dinosaurs. The first Maresaurus fossil was discovered in 1997.

Quick facts about Maresaurus:

  • Existed from 171.6 million years ago to Bajocian Age
  • Lived in a marine habitat
  • Was a carnivore
  • Reproduced by live birth
  • Only one specimen has been found by paleontologists

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

Maresaurus was described by the following scientific paper(s):
  • M. S. Fernandez. 1999. A new ichthyosaur from the Los Molles Formation (Early Bajocian), Neuquen Basin, Argentina. Journal of Paleontology 73(4):677-681