Cretaceous Period Elasmosaurus
Elasmosaurus platyurus
Category
Marine Reptiles
Cretaceous Period 
Jurassic Period Ichthyosaurus
Ichthyosaurus communis
Cretaceous Period Kronosaurus
Kronosaurus queenslandicus
Jurassic Period Liopleurodon
Liopleurodon ferox
Cretaceous Period Mosasaurus
Mosasaurus hoffmannii
Triassic Period Nothosaurus
Nothosaurus mirabilis
Jurassic Period Plesiosaurus
Plesiosaurus dolichodeirus
Triassic Period Shonisaurus
Shonisaurus popularis
Triassic Period Tanystropheus
Tanystropheus longobardicus
Triassic Period Luperosuchus
Luperosuchus fractus
Triassic Period Mystriosuchus
Mystriosuchus planirostris
Jurassic Period Ophthalmosaurus
Ophthalmosaurus icenicus
Cretaceous Period Prognathodon
Prognathodon
Triassic Period Rhynchosaurus
Rhynchosaurus articeps
Jurassic Period Temnodontosaurus
Temnodontosaurus
Triassic Period Thalattoarchon
Thalattoarchon saurophagis
Cretaceous Period Tylosaurus
Tylosaurus proriger