The fossil dubbed 'Mosura' showcases that arthropods were more advanced than previously believed. It was well preserved, and ...

Scientists have discovered a three-eyed "sea moth" that dates back more than half a billion years ago. Paleontologists Joseph Moysiuk and Jean-Bernard Caron published a study an Wednesday ...

Three-eyed Mosura fentoni had the most trunk segments of any radiodont Long rear gills may have helped it breathe in ...

(CNN) — With the help of more than five dozen fossils, paleontologists have uncovered a tiny three-eyed predator nicknamed the “sea moth” that swam in Earth’s oceans 506 million years ago.

The Mosura fentoni, or "sea moth," is a newly-discovered type of arthropod that would have lived in the deep sea more than 500 million years ago.