Dinopedia
Advertisement
Styxthass

Thalassomedon was a genus of plesiosaur that belonged to the family of Elasmosauridae. Thalassomedon lived during the Late Cretaceous Period and was 12 meters (40 feet) in total body length, with a neck consisting of 63 vertebrae that accounted for exactly half of the animal's length, 6 meters (20 feet). Thalassomedon's closest relative is Elasmosaurus.

Thasomelodon new
Advertisement