Ichthyosaurus intermedius, marine reptile Dilophosaurus large-headed Ornatocephalus lizard classify is

large-headed Ornatocephalus lizard classify is to be a member of the superfamily Scincoidea

Because the tooth rows are deeply inset from the outside of the jaws

The posterior margin of the skull formed an operculum covering the gills

but are most abundant on the east coast of North America

9 tons (7 to 9 metric tons)

Ichthyosaurus intermedius, marine reptile Dilophosaurus large-headed Ornatocephalus lizard classify isPronounced (IK thee oh SAWR us) Ichthyosaurus was, a dolphin like reptile up to 75 feet long. It could swim at 25 mph (40 kph). Ichthyosaurs had a tall dorsal fin, a half moon shaped tail, paddle like flippers and smooth skin. The nostrils were near the eyes on the top of the head. It had massive ear bones and large eyes, probably giving it acute hearing and sight. These marine reptiles gave birth to live young. Their diet was mostly fish, but also