Spiders in Colorado

Spiders found in Colorado include 12 unique species from 53 confirmed sightings based on contributions made by Spider ID members. 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.


12 Species Found in Colorado

Colorado Sightings
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53 spider sightings have been made in Colorado by contributing members. Consider submitting confirmed sightings of your own.

Picture of Philodromidae (Running Crab Spiders) Enlarge Picture
Picture of Agelenidae (Funnel Weavers) - Dorsal Enlarge Picture
Picture of Cheiracanthium mildei (Long-legged Sac Spider) - Dorsal Enlarge Picture
Picture of Euophrys monadnock - Male - Dorsal Enlarge Picture
Picture of Latrodectus hesperus (Western Black Widow) - Female - Ventral Enlarge Picture
Picture of Latrodectus hesperus (Western Black Widow) - Female - Lateral Enlarge Picture
Picture of Latrodectus hesperus (Western Black Widow) - Male,Female - Ventral Enlarge Picture
Picture of Latrodectus hesperus (Western Black Widow) - Male - Dorsal Enlarge Picture
Picture of Neoscona crucifera (Hentz Orb-weaver) - Female - Ventral,Webs,Prey Enlarge Picture
Picture of Neoscona crucifera (Hentz Orb-weaver) - Female - Eyes,Webs,Prey Enlarge Picture
Picture of Neoscona crucifera (Hentz Orb-weaver) - Female - Dorsal,Webs,Prey Enlarge Picture
Picture of Neoscona crucifera (Hentz Orb-weaver) - Female - Dorsal Enlarge Picture
Picture of Phidippus audax (Bold Jumper) - Female - Dorsal Enlarge Picture
Picture of Phidippus audax (Bold Jumper) - Male - Dorsal Enlarge Picture
Picture of Salticus scenicus (Zebra Jumper) - Male - Dorsal Enlarge Picture
Picture of Salticus scenicus (Zebra Jumper) - Female - Lateral Enlarge Picture
Picture of Scotophaeus blackwalli (Mouse Spider) - Eyes Enlarge Picture
Picture of Scotophaeus blackwalli (Mouse Spider) - Female - Dorsal Enlarge Picture
Picture of Scotophaeus blackwalli (Mouse Spider) - Female - Eyes Enlarge Picture
Picture of Tegenaria domestica (Barn Funnel Weaver) - Male - Eyes Enlarge Picture
Picture of Tegenaria domestica (Barn Funnel Weaver) - Male - Dorsal Enlarge Picture
Picture of Tegenaria domestica (Barn Funnel Weaver) - Male - Dorsal Enlarge Picture
Picture of Hogna carolinensis (Carolina Wolf Spider) - Male - Dorsal Enlarge Picture
Picture of Herpyllus ecclesiasticus (Eastern Parson Spider) - Female - Eyes Enlarge Picture
Picture of Herpyllus ecclesiasticus (Eastern Parson Spider) - Female - Dorsal Enlarge Picture
Picture of Herpyllus ecclesiasticus (Eastern Parson Spider) - Female - Dorsal Enlarge Picture
Picture of Herpyllus ecclesiasticus (Eastern Parson Spider) - Male - Dorsal Enlarge Picture
Picture of Herpyllus ecclesiasticus (Eastern Parson Spider) - Male - Dorsal,Eyes Enlarge Picture
Picture of Herpyllus ecclesiasticus (Eastern Parson Spider) - Female - Dorsal Enlarge Picture
Picture of Herpyllus ecclesiasticus (Eastern Parson Spider) - Female - Dorsal,Eyes Enlarge Picture
Picture of Herpyllus ecclesiasticus (Eastern Parson Spider) - Male - Dorsal Enlarge Picture
Picture of Herpyllus ecclesiasticus (Eastern Parson Spider) - Female - Dorsal Enlarge Picture
Picture of Dysdera crocata (Woodlouse Hunter) - Female - Genitalia Enlarge Picture
Picture of Dysdera crocata (Woodlouse Hunter) - Female - Ventral Enlarge Picture
Picture of Dysdera crocata (Woodlouse Hunter) - Female - Eyes Enlarge Picture
Picture of Dysdera crocata (Woodlouse Hunter) - Female - Dorsal,Eyes Enlarge Picture
Picture of Dysdera crocata (Woodlouse Hunter) - Female - Dorsal,Lateral Enlarge Picture
Picture of Dysdera crocata (Woodlouse Hunter) - Female - Dorsal Enlarge Picture
Picture of Dysdera crocata (Woodlouse Hunter) - Female - Dorsal,Eyes Enlarge Picture
Picture of Dysdera crocata (Woodlouse Hunter) - Female - Dorsal,Eyes Enlarge Picture
Picture of Dysdera crocata (Woodlouse Hunter) - Male - Dorsal,Eyes Enlarge Picture
Picture of Dysdera crocata (Woodlouse Hunter) - Male - Dorsal Enlarge Picture
Picture of Dysdera crocata (Woodlouse Hunter) - Male - Dorsal Enlarge Picture
Picture of Dysdera crocata (Woodlouse Hunter) - Male - Eyes Enlarge Picture
Picture of Dysdera crocata (Woodlouse Hunter) - Male - Dorsal Enlarge Picture
Picture of Argiope trifasciata (Banded Garden Spider) - Female - Ventral,Webs Enlarge Picture
Picture of Argiope trifasciata (Banded Garden Spider) - Female - Dorsal,Webs Enlarge Picture
Picture of Argiope trifasciata (Banded Garden Spider) - Female - Dorsal,Webs Enlarge Picture
Picture of Agelenopsis spp. (Grass Spiders) - Dorsal Enlarge Picture
Picture of Agelenopsis spp. (Grass Spiders) - Lateral Enlarge Picture