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

Quick facts about Eretmosaurus:

  • Existed from Sinemurian Age to Pliensbachian Age
  • Lived in a marine habitat
  • Was a carnivore
  • Reproduced by live birth
  • Only one specimen has been found by paleontologists

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

Eretmosaurus was described by the following scientific paper(s):
  • R. Owen. 1865. A monograph of the fossil Reptilia of the Liassic formations. Part I, Sauropterygia. Palaeontographical Soceity Monographs 17(75):1-40