Longman considered Kronosaurus a pliosaur - a group of large marine predators with powerful jaws and four large fins. Read ...

and it existed just before the marine reptiles and the dinosaurs went extinct," Dr Longrich said. Both the mosasaurs and dinosaurs became extinct towards the end of the Late Cretaceous period ...

3 min read At the dawn of the Paleogene—the beginning of the Cenozoic era—dinosaurs, pterosaurs, and giant marine reptiles were conspicuously absent from the face of the Earth. Rodent-size ...

The fossil skeleton of a marine reptile thought to be the largest that ... belonged to the sea-monster Kronosaurus, a Plesiosaur of the Lower Cretaceous period. This fossil is the only complete ...

Scientists have identified what was probably the largest marine reptile ever to swim in the ... around 202 million years ago alongside the dinosaurs. Its fossilised jawbone was found in 2016 ...

However, there have been many more that have come and gone over the ages, the most famous of which are the dinosaurs ... marine life, including fish, squid, molluscs and even other marine reptiles.