Summary ²

Wall spider is the common name for members of the genus Oecobius. The members of these several species are all very small spiders that make small flat webs over crevices in walls and in similar spaces. They possess an organ called a cribellum, which is a kind of comb-like device used to separate fibers of silk drawn from its spinnerets into many extremely fine fibers. Those fibers are so small in diameter that prey insects easily...

Sources and Credits

1. (c) Jean-Raphaël Guillaumin, some rights reserved (CC BY-ND), http://www.flickr.com/photos/7874324@N02/2277408417
2. (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Oecobius

More Info

• iNat taxon page
• Biodiversity Heritage Library
• BOLD Systems BIN search
• BugGuide
• Global Biodiversity Information Facility (GBIF)

iNat Map