Unidentified

It looks like https://bugguide.net/node/view/7020 Amaurobius ferox, a Black Lace Weaver. I have them in my cellar too. They live in the holes and crevices of the stone foundation. Their web is dark gray and flat, but forms a funnel into the crevice. The spiders wait in the small end of the funnel waiting to feel the vibrations of prey on their webs. If you gently wiggle a bit of their web one might peek its head out to see what’s going on. They aren’t dangerous, I recently was cleaning the cellar and pulled on a web and ended up with… Read more »