Paleontology researchers in Europe have identified a new species of ancient marine reptile – often referred to as a "Jurassic sea monster" or "sea dragon" – that existed nearly 183 million years ago.

A new long-necked marine reptile, Plesionectes longicollum, has been identified from a decades-old fossil found in Germany’s Posidonia Shale. The remarkably preserved specimen rewrites part of the ...

A near-complete skeleton found on the UK's Jurassic Coast has been identified as a new and rare species of ichthyosaur—a type of prehistoric marine reptile that once ruled the ancient oceans. The ...

The rare species of prehistoric predator was found in southern England. A new species of ancient "sword dragon" marine reptile has been discovered in a set of fossils found in England, according to ...