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Bold Jumping Spider
Phidippus audax
4,147 observations
Orchard Orbweaver
Leucauge venusta
4,055 observations
Tan Jumping Spider
Platycryptus undatus
2,361 observations
Dark Fishing Spider
Dolomedes tenebrosus
2,275 observations
American Nursery Web Spider
Pisaurina mira
2,094 observations
Yellow Garden Spider
Argiope aurantia
1,992 observations
Wetland Giant Wolf Spider
Tigrosa helluo
1,761 observations
Golden Jumping Spider
Paraphidippus aurantius
1,658 observations
Spined Micrathena
Micrathena gracilis
1,598 observations
Zebra Jumping Spider
Salticus scenicus
1,443 observations
Bronze Jumping Spider
Eris militaris
1,294 observations
Eastern Black-legged Tick
Ixodes scapularis
1,263 observations
Marbled Orbweaver
Araneus marmoreus
1,256 observations
American Dog Tick
Dermacentor variabilis
1,232 observations
Spotted Orbweaver
Neoscona crucifera
1,127 observations
Woodlouse Spider
Dysdera crocata
1,048 observations
Furrow Orbweaver
Larinioides cornutus
1,010 observations
Triangulate Combfoot
Steatoda triangulosa
956 observations
Eastern Parson Spider
Herpyllus ecclesiasticus
884 observations
American Green Crab Spider
Misumessus oblongus
873 observations
Banded Harvestman
Leiobunum vittatum
715 observations
Banded Garden Spider
Argiope trifasciata
682 observations
Striped Fishing Spider
Dolomedes scriptus
640 observations
Six-spotted Orbweaver
Araniella displicata
561 observations
flea jumping spider
Naphrys pulex
554 observations
Cross Orbweaver
Araneus diadematus
526 observations
Basilica Orbweaver
Mecynogea lemniscata
517 observations
Black Cherry Leaf Gall Mite
Eriophyes cerasicrumena
491 observations
Invasive
Black Laceweaver
Amaurobius ferox
478 observations
Putnam's Jumping Spider
Phidippus putnami
464 observations
Arrowhead Orbweaver
Verrucosa arenata
463 observations
Banded Fishing Spider
Dolomedes vittatus
444 observations
Asiatic Wall Jumping Spider
Attulus fasciger
430 observations
Arrow-shaped Orbweaver
Micrathena sagittata
426 observations
Grayish Jumping Spider
Phidippus princeps
422 observations
Rabid Wolf Spider
Rabidosa rabida
420 observations
Broad-faced Sac Spider
Trachelas tranquillus
418 observations
Peppered Jumping Spider
Pelegrina galathea
401 observations
White-jawed Jumping Spider
Hentzia mitrata
401 observations
Bowl-and-doily Spider
Frontinella pyramitela
394 observations
Long-bodied Cellar Spider
Pholcus phalangioides
382 observations
Maple Bladdergall Mite
Vasates quadripedes
380 observations
White-banded Fishing Spider
Dolomedes albineus
378 observations
Six-spotted Fishing Spider
Dolomedes triton
374 observations
Dimorphic Jumping Spider
Maevia inclemens
337 observations
Arabesque Orbweaver
Neoscona arabesca
311 observations
Maple Spindle Gall Mite
Vasates aceriscrumena
296 observations
Northern Crab Spider
Mecaphesa asperata
296 observations
White-banded Crab Spider
Misumenoides formosipes
280 observations
European Harvestman
Phalangium opilio
276 observations
Frequently Asked Questions
- The 10 most common arachnids in Pennsylvania are:
- Bold Jumping Spider (Phidippus audax)
- Orchard Orbweaver (Leucauge venusta)
- Tan Jumping Spider (Platycryptus undatus)
- Dark Fishing Spider (Dolomedes tenebrosus)
- American Nursery Web Spider (Pisaurina mira)
- Yellow Garden Spider (Argiope aurantia)
- Wetland Giant Wolf Spider (Tigrosa helluo)
- Golden Jumping Spider (Paraphidippus aurantius)
- Spined Micrathena (Micrathena gracilis)
- Zebra Jumping Spider (Salticus scenicus)
- The most observed arachnid in Pennsylvania is Bold Jumping Spider (Phidippus audax), with 4,147 recorded observations.
- Some of the most commonly observed invasive arachnids in Pennsylvania include:
- Black Laceweaver (Amaurobius ferox)