Archaeonectrus was a plesiosaur, a type of marine reptile. It was not a dinosaur, though it coexisted with many dinosaurs. Archaeonectrus lived during the Early Jurassic. The first Archaeonectrus fossil was discovered in 1865.

Quick facts about Archaeonectrus:

  • Existed from Rhaetian Age to 190.8 million years ago
  • Lived in a marine habitat
  • Was a carnivore
  • Reproduced by live birth
  • 2 different specimens have been found by paleontologists

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

Archaeonectrus 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