Arthopleura was an arthropod - a group that includes modern-day insects, crabs and spiders. Study co-author Mickael Lheritier explained: "We discovered that it had the body of a millipede ...
The giant bug’s topper was a round bulb with two short bell-shaped antennae, two protruding eyes like a crab, and a rather small mouth adapted for grinding leaves and bark, according to new research ...