Cimoliasaurus

Cimoliasaurus Temporal range: Early to Late Cretaceous
Cimoliasaurus magnus vertebrae.
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Sauropsida
Superorder:	Sauropterygia
Order:	Plesiosauria
Family:	Cimoliasauridae
Genus:	Cimoliasaurus

Cimoliasaurus was a plesiosaur that lived in the Early Cretaceous to the Late Cretaceous (Aptian to the Maastrichtian) in New Jersey, New Zealand, England, and France. It grew from 13 to 25 ft long.

A: Cimoliasaurus australis, B-C: Polycotylus tenuis

References

http://www.palaeos.com/Vertebrates/Units/220Lepidosauromorpha/220.820.html#Cimoliasaurus

http://www.geocities.com/dannsdinosaurs/mar-cimo.html^{[dead link]}