What does hallucigenia do to humans?

Hallucigenia was a creature discovered as a fossil in Canada’s Burgess Shale by a paleontologist named Simon Conway Morris. The tiny sea creature – Hallucigenia – lived 500 million years ago and is known to us only as a long, long extinct fossil organism. His head was long missing, but was discovered 50 years after it was first described. Here’s what it looks like:

He has never lived in our life and we have never interacted with him, so he does nothing to us. It was a primitive ancestor of molt animals.