The Mesozoic wasn’t just the age of dinosaurs. Reptiles of all sorts thrived through the Triassic, Jurassic and Cretaceous at ...

The “long-vanished” sea once covered part of what is now ... accompanying other large, prehistoric marine reptiles housed ...

Find out what was going on in the oceans while dinosaurs dominated the land in the Fossil Marine Reptiles gallery. See some of the most complete fossils of these prehistoric sea animals, including ...

3 min read At the dawn of the Paleogene—the beginning of the Cenozoic era—dinosaurs, pterosaurs, and giant marine reptiles were conspicuously ... million years ago. Sea surface temperatures ...

A landowner in Argentina discovered the fossilized remains of a prehistoric marine reptile, identified as an ichthyosaur, in the province of Neuquén.

Females likely migrated hundreds of miles to lay eggs on sandy beaches, much like sea turtles do today ... In fact, marine turtles were the only seagoing reptiles to escape extinction at the ...