The finding is significant for paleontologists since the sea scorpion is believed to be at least 10 million years older than previous members of its eurypterid group that have been discovered, ...

A team of researchers found a fossil of a sea scorpion that was about 3 feet. That's about the size of a dog – and not a chihuahua either. Mixopterids, the most remarkable of the eurypterid (sea ...

In the prehistoric oceans, this was one bad bug. Scientists are marveling at the world’s oldest sea scorpion – the Pentecopterus, named after a Greek warship.

Sea scorpion. Well, happy Tuesday. Scientists have discovered the world's oldest specimen of (yikes) sea scorpion in an ancient meteor impact crater in Iowa, and it's a real doozy.

Scientists have found evidence of a giant scorpion-like animal that roamed the seas hundreds of millions of years before the dinosaurs. Pentecopterus lived about 450 million years ago. It is the ...

Until recently, researchers have found most sea scorpion fossils in North America and Europe. But recent finds in China and Australia suggest that these arthropods may have migrated long distances.

Luther College is home to a life-sized model of the sea scorpion created by students. “I’ve heard a lot of people say wouldn’t want to be swimming around with that thing, and it was a ...

The immense fossilised claw of a 2.5m-long (8ft) sea scorpion has been described by European researchers. The 390-million-year-old specimen was found in a German quarry, the journal Biology Letters ...

Most modern scorpions would fit in the palm of your hand. But in the oceans of the Paleozoic era more than 400 million years ago, animals known popularly as sea scorpions were apex predators that ...