
Scientists reexamine 47-year-old fossil and discover a new Jurassic sea monster
Paleontologists have identified a new species of ancient marine reptile from Germany’s world-renowned Posidonia Shale fossil beds, expanding our understanding of prehistoric ocean ecosystems that existed nearly 183 million years ago. The newly classified species, named Plesionectes longicollum (“long-necked near-swimmer”), represents a previously unknown type of plesiosauroid — the group of long-necked marine reptiles that…