Frontspiece by J S Templeton from Thomas Hawkins' Memoirs of Ichthyosauri and Plesiosauri, extinct monsters of the ancient earth
Plesiosaurus battling Temnodontosaurus (Oligostinus), front piece the Book of the Great Sea-Dragons by Thomas Hawkins.
Temnodontosaurus platyodon, Plate 2 Sea Dragons Hawkins