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

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

Microcleidus was described by the following scientific paper(s):
  • F. v. Huene. 1923. Ein neuer Plesiosaurier aus dem oberen Lias Württembergs. Jahreshefte des Vereins für Vaterländische Naturkunde in Württemberg 79:3-23
  • N. Bardet and P. Godefroit. 1999. A new elasmosaurid Plesiosaur from the Lower Jurassic of southern France. Palaeontology 42(5):927-952
  • M. J. Benton and M. A. Taylor. 1984. Marine reptiles from the Upper Lias (Lower Toarcian, Lower Jurassic) of the Yorkshire coast. Proceedings of the Yorkshire Geological Society 44(4):399-429