Muraenosaurus was a plesiosaur, a type of marine reptile. It was not a dinosaur, though it coexisted with many dinosaurs. The first Muraenosaurus fossil was discovered in 1874.

Quick facts about Muraenosaurus:

  • Existed from 166.1 million years ago to Oxfordian Age
  • Lived in a marine habitat
  • Was a carnivore
  • Reproduced by live birth
  • 11 different specimens have been found by paleontologists

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

Muraenosaurus was described by the following scientific paper(s):
  • D. M. Martill and J. D. Hudson. 1991. Fossils of the Oxford Clay
  • H. G. Seeley. 1874. On Muraenosaurus leedsii, a plesiosaurian from the Oxford Clay, Part I. Quarterly Journal of the Geological Society of London 30:197-208
  • G. von Arthaber. 1906. Beiträge zur Kenntnis der Organisation und der Anpassungserscheinungen des genus Metriorhynchus. Beiträge zur Paläontologie und Geologie Österreich-Ungarns und des Orients 19(4):287-320