Since its fossil remains were first found in Scotland in 1890, Paleospondylus gunni has consistently baffled entire generations of scientists. With an elongated shape, similar to that of an eel, this fish of just 5 centimeters that lived 390 million years ago has, in fact, turned out to be impossible to classify.
Now, thanks to powerful new X-ray technology, an international team of researchers has managed to scan the fossilized skull of the strange creature, literally crushed under layers and layers of sediment up to almost 400 million years old. In an article just published in 'Nature', scientists claim to have enough evidence to suggest that Paleospondylus was closely related to the first animals... See more