Picrocleidus was a plesiosaur, a type of marine reptile. It was not a dinosaur, though it coexisted with many dinosaurs.

All these Picrocleidus pictures were collected from the internet. Enjoy and explore:

Picrocleidus was described by the following scientific paper(s):
  • D. M. Martill and J. D. Hudson. 1991. Fossils of the Oxford Clay