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

Quick facts about Mauisaurus:

  • Existed from 85.8 million years ago to Maastrichtian Age
  • Lived in a marine environment
  • Was a carnivore
  • Reproduced by live birth
  • 9 different specimens have been found by paleontologists

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

Mauisaurus was described by the following scientific paper(s):
  • I. W. Keyes. 1977. Records of the northern hemisphere Cretaceous sawfish genus Onchopristis (order Batoidea) from New Zealand. Journal of Geology and Geophysics 20(2):263-272
  • J. E. Martin and J. F. Sawyer. 2007. Occurrence of a young elasmosaurid plesiosaur skeleton from the Late Cretaceous (Maastrichtian) of Antarctica. U.S. Geological Survey and The National Academies Short Research Paper 66:1-4
  • M. E. Suarez and H. Cappetta. 2004. Sclerorhynchid teeth (Neoselachii, Sclerorhynchidae) from the Late Cretaceous of the Quiriquina Formatino, central Chile. Revista Geologica de Chile 31(1):89-103