Picture ID 174504

Picture of unidentified spider

Comments & ID Thoughts

Small spider. Around 1 cm in radius, maybe a little less. Bottom side of spider

  • Submitted by: 
  • Submitted: Mar 18, 2023
  • Photographed: Mar 18, 2023
  • Spider: Unidentified
  • Location: kalispell, Montana, United States
  • Spotted Indoors: Other
  • Found in web?: Yes
  • Attributes:
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Thank you for figuring out how to post both the top and bottom photos. Our site needs updating. For now it is a test of site-users’ abilities to find ways around the missing features. 😉 I think this is Steatoda borealis, a False Widow. The prey might be a Marmorated Leaf Bug nymph, an invasive species. I really hope it is. Besides Spiders, one of my activistic interests is decreasing the impact of invasive species. Seeing a spider eat one is fantastic! Thanks also for using metric measurements and for correcting yourself. Spiders are measured lengthwise minus the legs. More… Read more »


Sure!! Small chance it’s an Emblyna sp