Unidentified

Picture ID 195038

Picture of unidentified spider

Comments & ID Thoughts

I think this is a Black laceweaver, Amaurobius ferox, but I can't see the typical pattern on its abdomen (even though this picture is a little blurry, I couldn't see it in person either). Would love to have someone more knowledgeable let me know for sure what it is. You can see from the photo it is missing its back left leg (or part of it). In the spring and summer, what I think are these same spiders are all over a part of my basement that is more like a cellar. They stay on the cinder block wall. Not very many this year, I assume because I sprayed raid every couple weeks last year and once or twice a few months ago. (Don't worry, I'm not a monster, I didn't spray when any spiders were around.) But this particular one was found crawling across the kitchen floor. Also pretty sure I saw the exact same one a couple days beforehand on the ceiling in the stairwell from the first to second level (not to the basement). I'm really interested in knowing whether it's a male or female. Although I think it's about 11-12mm, more consistent with a female (says wikipedia anyway), it was wandering around in the springtime far from where I normally see these guys so I wonder if it's a male. (The internet tells me that males like to wander in the spring to find mates.) My guess though is female. I have more pictures and a short vid here: imgur.com/a/KqQvxUn

  • Submitted by: 
    Clevertroglodyte
  • Submitted: Apr 24, 2024
  • Photographed: Apr 9, 2024
  • Spider: Unidentified
  • Location: Northern Virginia, Virginia, United States
  • Spotted Indoors: Other
  • Found in web?: No
  • Attributes:
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TangledWeb

This is a male spider, his pedipalps near his head have swollen tips. That is the part of the males’ body often referred to as it’s genitals. Technically, he has a penis but doesn’t use it directly during mating. This palps work like a turkey baster or eye dropper. I can’t see it well enough to tell what kind of spider it is. I have Black Lace Weavers in my stone-walled cellar. The silk is gray and sticky and covers the walls. They’re easy to catch. You can try again with a photo. The webs are funnels, the pointy part… Read more »

TangledWeb

https://spiderid.com/picture/48724/ Here’s one of my photos