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Bold Jumping Spider
Phidippus audax
3,499 observations
Spotted Orbweaver
Neoscona crucifera
1,784 observations
Yellow Garden Spider
Argiope aurantia
1,645 observations
Tan Jumping Spider
Platycryptus undatus
1,549 observations
Zebra Jumping Spider
Salticus scenicus
1,544 observations
American Dog Tick
Dermacentor variabilis
1,290 observations
Orchard Orbweaver
Leucauge venusta
1,099 observations
American Nursery Web Spider
Pisaurina mira
1,047 observations
Banded Garden Spider
Argiope trifasciata
956 observations
Wetland Giant Wolf Spider
Tigrosa helluo
902 observations
Spined Micrathena
Micrathena gracilis
870 observations
Dark Fishing Spider
Dolomedes tenebrosus
861 observations
Cross Orbweaver
Araneus diadematus
808 observations
Eastern Parson Spider
Herpyllus ecclesiasticus
757 observations
White-banded Crab Spider
Misumenoides formosipes
705 observations
Triangulate Combfoot
Steatoda triangulosa
705 observations
Woodlouse Spider
Dysdera crocata
683 observations
Golden Jumping Spider
Paraphidippus aurantius
519 observations
American Green Crab Spider
Misumessus oblongus
488 observations
Marbled Orbweaver
Araneus marmoreus
454 observations
Furrow Orbweaver
Larinioides cornutus
435 observations
Brilliant Jumping Spider
Phidippus clarus
433 observations
Putnam's Jumping Spider
Phidippus putnami
391 observations
Lone Star Tick
Amblyomma americanum
356 observations
European Harvestman
Phalangium opilio
351 observations
Asiatic Wall Jumping Spider
Attulus fasciger
351 observations
Poison Ivy Leaf Mite
Aculops rhois
331 observations
Arrowhead Orbweaver
Verrucosa arenata
328 observations
Eastern Black-legged Tick
Ixodes scapularis
321 observations
Eastern Harvestman
Leiobunum vittatum
306 observations
Grey Cross Spider
Larinioides sclopetarius
298 observations
Rabid Wolf Spider
Rabidosa rabida
284 observations
Six-spotted Fishing Spider
Dolomedes triton
276 observations
Brown Recluse
Loxosceles reclusa
253 observations
Arabesque Orbweaver
Neoscona arabesca
250 observations
Bronze Jumping Spider
Eris militaris
241 observations
flea jumping spider
Naphrys pulex
238 observations
Broad-faced Sac Spider
Trachelas tranquillus
236 observations
Maple Bladdergall Mite
Vasates quadripedes
228 observations
Barn Funnel Weaver
Tegenaria domestica
220 observations
Thin-spined Jumping Spider
Tutelina elegans
201 observations
White-jawed Jumping Spider
Hentzia mitrata
194 observations
Dimorphic Jumping Spider
Maevia inclemens
176 observations
Red Nail Gall Mite
Eriophyes tiliae
175 observations
Grayish Jumping Spider
Phidippus princeps
156 observations
Peppered Jumping Spider
Pelegrina galathea
155 observations
Northern Black Widow
Latrodectus variolus
144 observations
Maple Spindle Gall Mite
Vasates aceriscrumena
131 observations
Georgia Wolf Spider
Tigrosa georgicola
131 observations
Warty Harvestman
Leiobunum verrucosum
130 observations
Frequently Asked Questions
- The 10 most common arachnids in Illinois are:
- Bold Jumping Spider (Phidippus audax)
- Spotted Orbweaver (Neoscona crucifera)
- Yellow Garden Spider (Argiope aurantia)
- Tan Jumping Spider (Platycryptus undatus)
- Zebra Jumping Spider (Salticus scenicus)
- American Dog Tick (Dermacentor variabilis)
- Orchard Orbweaver (Leucauge venusta)
- American Nursery Web Spider (Pisaurina mira)
- Banded Garden Spider (Argiope trifasciata)
- Wetland Giant Wolf Spider (Tigrosa helluo)
- The most observed arachnid in Illinois is Bold Jumping Spider (Phidippus audax), with 3,499 recorded observations.