Eel-like creature identified as 'earliest human ancestor' - Telegraph

Eel-like creature identified as earliest human ancestor

It does look a little like Steven Tyler.

"Fossils dating back 505 million years preserve the relics of tiny, slithering animals which are the oldest life forms ever discovered with primitive spinal cords. As the precursor of vertebrates the species is also believed to be the direct ancestor of all members of the chordate family, which includes fish, birds, reptiles, amphibians and mammals."