Steatoda triangulosa
(Triangulate Cobweb Spider)

Picture ID 98297

Picture of Steatoda triangulosa (Triangulate Cobweb Spider) - Dorsal

Comments & ID Thoughts

Found in a bathroom.

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TangledWeb

This is Dysdera triangularis.. It’s in the Cobweaver family, Therridae. It isn’t dangerous to people, but more dangerous than it looks to other spiders and insects. Indoors, they prefer bathrooms and kitchens, possibly because there is more moisture to keep them alive between meals. Mine live under kitchen cabinets, under the refrigerator, and in an upper corner of the bathroom. Many more live on the exterior foundation of the house, eating well. I’ve been observing what my indoor and outdoor spiders eat. Outdoors I saw them eating stinkbugs and moths. Indoors they eat flies, mosquitoes, and Cellar spiders. My point… Read more »

ItsyBitsy

She meant to say Steatoda triangulosa.

TangledWeb

Thanks, I apparently unconsciously moved on to just making up new spiders. 🙁 I just turned the predictive writing function back on. I shut it off when it served me Eriophora ravioli.

ItsyBitsy

Hahaha … I’ll have to look for that the next time I’m shopping for pasta. I think it was because you had just IDed a Dysdera.

Additional Pictures

Picture of Steatoda triangulosa (Triangulate Cobweb Spider) - Dorsal Enlarge Picture
Picture of Steatoda triangulosa (Triangulate Cobweb Spider) - Female - Egg sacs Enlarge Picture
Picture of Steatoda triangulosa (Triangulate Cobweb Spider) - Female - Egg sacs,Webs Enlarge Picture
Picture of Steatoda triangulosa (Triangulate Cobweb Spider) - Lateral Enlarge Picture