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Bold Jumping Spider
Phidippus audax
4,800 observations
Western Black Widow
Latrodectus hesperus
1,745 observations
Apache Jumping Spider
Phidippus apacheanus
1,389 observations
Invasive
European Harvestman
Phalangium opilio
1,097 observations
Zebra Jumping Spider
Salticus scenicus
1,076 observations
Woodlouse Spider
Dysdera crocata
994 observations
Texas Brown Tarantula
Aphonopelma hentzi
709 observations
Asiatic Wall Jumping Spider
Attulus fasciger
687 observations
Goldenrod Crab Spider
Misumena vatia
552 observations
Habronattus festus
Habronattus festus
552 observations
California Flattened Jumping Spider
Platycryptus californicus
527 observations
Pelegrina aeneola
Pelegrina aeneola
505 observations
Banded Garden Spider
Argiope trifasciata
474 observations
Triangulate Combfoot
Steatoda triangulosa
457 observations
Barn Funnel Weaver
Tegenaria domestica
405 observations
Habronattus altanus
Habronattus altanus
384 observations
Cat-faced Orbweaver
Araneus gemmoides
344 observations
Habronattus cuspidatus
Habronattus cuspidatus
301 observations
Striped Bark Scorpion
Centruroides vittatus
294 observations
Spotted Orbweaver
Neoscona crucifera
287 observations
Habronattus arcalorus
Habronattus arcalorus
283 observations
Proszynski's Jumping Spider
Evarcha proszynskii
274 observations
Invasive
Hobo Spider
Eratigena agrestis
262 observations
Carolina Wolf Spider
Hogna carolinensis
252 observations
Rocky Mountain Maple Felt Mite
Aceria calaceris
248 observations
Pelegrina furcata
Pelegrina furcata
227 observations
Habronattus cognatus
Habronattus cognatus
221 observations
Desert Red Jumping Spider
Phidippus ardens
200 observations
Habronattus clypeatus
Habronattus clypeatus
200 observations
Grand Canyon Black Tarantula
Aphonopelma marxi
178 observations
Striped Fishing Spider
Dolomedes scriptus
176 observations
Phidippus asotus
Phidippus asotus
169 observations
Hirsute Paradise Spider
Habronattus hirsutus
169 observations
Minute Jumping Spider
Talavera minuta
166 observations
Peppered Jumping Spider
Pelegrina galathea
164 observations
Phidippus olympus
Phidippus olympus
164 observations
Phidippus arizonensis
Phidippus arizonensis
152 observations
Eastern Parson Spider
Herpyllus ecclesiasticus
147 observations
Johnson's Jumping Spider
Phidippus johnsoni
135 observations
Western Spotted Orbweaver
Neoscona oaxacensis
127 observations
Tigrosa grandis
Tigrosa grandis
123 observations
Plum Finger Gall Mite
Eriophyes emarginatae
122 observations
Invasive
Common candy-striped spider
Enoplognatha ovata
117 observations
Bronze Jumping Spider
Eris militaris
116 observations
Habronattus venatoris
Habronattus venatoris
113 observations
Thin-spined Jumping Spider
Tutelina elegans
112 observations
Sassacus papenhoei
Sassacus papenhoei
111 observations
Attinella dorsata
Attinella dorsata
110 observations
Six-spotted Orbweaver
Araniella displicata
107 observations
Northern Scorpion
Paruroctonus boreus
107 observations
Frequently Asked Questions
- The 10 most common arachnids in Colorado are:
- Bold Jumping Spider (Phidippus audax)
- Western Black Widow (Latrodectus hesperus)
- Apache Jumping Spider (Phidippus apacheanus)
- European Harvestman (Phalangium opilio)
- Zebra Jumping Spider (Salticus scenicus)
- Woodlouse Spider (Dysdera crocata)
- Texas Brown Tarantula (Aphonopelma hentzi)
- Asiatic Wall Jumping Spider (Attulus fasciger)
- Goldenrod Crab Spider (Misumena vatia)
- Habronattus festus
- The most observed arachnid in Colorado is Bold Jumping Spider (Phidippus audax), with 4,800 recorded observations.
- Some of the most commonly observed invasive arachnids in Colorado include:
- European Harvestman (Phalangium opilio)
- Hobo Spider (Eratigena agrestis)
- Common candy-striped spider (Enoplognatha ovata)