Opallionectes was a plesiosaur, a type of marine reptile. It was not a dinosaur, though it coexisted with many dinosaurs. Opallionectes lived during the Early Cretaceous and resided in Australia.

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

Opallionectes was described by the following scientific paper(s):
  • B. P. Kear. 2006. Marine reptiles from the Lower Cretaceous of South Australia: elements of a high-latitude cold-water assemblage. Palaeontology 49(4):837-856