Spiders in Colorado

Spiders found in Colorado include 23 unique species from confirmed sightings by contributing members of Spider ID. It is important to remember that spiders seen in Colorado are not bound by the territorial lines decided on by humans, therefore their distribution is subject to change. Occasionally, spiders can be found well outside of their known range due to being intentionally or accidentally transported by humans in cars, luggage, and other belongings.


23 Species Found in Colorado

Colorado Sightings
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Picture of Dysdera crocata (Woodlouse Hunter) - Dorsal Enlarge Picture
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Picture of Steatoda triangulosa (Triangulate Cobweb Spider) - Lateral Enlarge Picture
Picture of Steatoda triangulosa (Triangulate Cobweb Spider) - Dorsal Enlarge Picture
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Picture of Philodromus spp. - Male - Dorsal Enlarge Picture
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Picture of Dysdera crocata (Woodlouse Hunter) - Dorsal Enlarge Picture
Picture of unidentified spider Enlarge Picture
Picture of unidentified spider Enlarge Picture
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Picture of Xysticus spp. (Ground Crab Spiders) - Dorsal Enlarge Picture
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