Gwyneddosaurus was a carnivore. It lived in the Late Triassic period and inhabited . Its fossils have been found in places such as Pennsylvania (United States).

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

Gwyneddosaurus was described by the following scientific paper(s):
  • W. L. Bryant. 1934. New fishes from the Triassic of Pennsylvania. Proceedings of the American Philosophical Society 73(5):319-326