Hi, this is a Noble Cobweaver, Steatoda nobilis. This family of spiders, Theridiidae, makes the true cobwebs. It is dangerous to insects and other arachnids, not to people.
I might have got it incorrect, it might be a Black Lace Weaver. They make dark grey flat webs on horizontal and vertical surfaces. The webs twist into a funnel that the spider lives in. Steatoda noblis makes white cobwebs. They can both look really messy. I have one species in the cellar and the other upstairs. If they can make that much web they are getting nutrients from something. So, the next question is: what else lives in the basement that they are eating? There are some insects, like cockroaches, termites, and powder post beetles that do call for… Read more »
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Hi, this is a Noble Cobweaver, Steatoda nobilis. This family of spiders, Theridiidae, makes the true cobwebs. It is dangerous to insects and other arachnids, not to people.
Thank you I’ve got probably 50k in my basement to the point that everything down there is in a cocoon of webs.
I might have got it incorrect, it might be a Black Lace Weaver. They make dark grey flat webs on horizontal and vertical surfaces. The webs twist into a funnel that the spider lives in. Steatoda noblis makes white cobwebs. They can both look really messy. I have one species in the cellar and the other upstairs. If they can make that much web they are getting nutrients from something. So, the next question is: what else lives in the basement that they are eating? There are some insects, like cockroaches, termites, and powder post beetles that do call for… Read more »