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Bold Jumping Spider
Phidippus audax
3,994 observations
Orchard Orbweaver
Leucauge venusta
3,946 observations
Tan Jumping Spider
Platycryptus undatus
2,201 observations
Dark Fishing Spider
Dolomedes tenebrosus
2,201 observations
American Nursery Web Spider
Pisaurina mira
2,029 observations
Yellow Garden Spider
Argiope aurantia
1,830 observations
Wetland Giant Wolf Spider
Tigrosa helluo
1,750 observations
Golden Jumping Spider
Paraphidippus aurantius
1,583 observations
Zebra Jumping Spider
Salticus scenicus
1,408 observations
Spined Micrathena
Micrathena gracilis
1,399 observations
Eastern Black-legged Tick
Ixodes scapularis
1,255 observations
Bronze Jumping Spider
Eris militaris
1,253 observations
American Dog Tick
Dermacentor variabilis
1,209 observations
Marbled Orbweaver
Araneus marmoreus
1,204 observations
Spotted Orbweaver
Neoscona crucifera
1,055 observations
Woodlouse Spider
Dysdera crocata
976 observations
Furrow Orbweaver
Larinioides cornutus
933 observations
Triangulate Combfoot
Steatoda triangulosa
901 observations
American Green Crab Spider
Misumessus oblongus
860 observations
Eastern Parson Spider
Herpyllus ecclesiasticus
831 observations
Eastern Harvestman
Leiobunum vittatum
697 observations
Banded Garden Spider
Argiope trifasciata
629 observations
Striped Fishing Spider
Dolomedes scriptus
619 observations
Six-spotted Orbweaver
Araniella displicata
550 observations
flea jumping spider
Naphrys pulex
512 observations
Cross Orbweaver
Araneus diadematus
503 observations
Basilica Orbweaver
Mecynogea lemniscata
503 observations
Black Cherry Leaf Gall Mite
Eriophyes cerasicrumena
491 observations
Invasive
Black Laceweaver
Amaurobius ferox
454 observations
Putnam's Jumping Spider
Phidippus putnami
453 observations
Banded Fishing Spider
Dolomedes vittatus
409 observations
Broad-faced Sac Spider
Trachelas tranquillus
409 observations
Arrowhead Orbweaver
Verrucosa arenata
404 observations
Arrow-shaped Orbweaver
Micrathena sagittata
401 observations
Rabid Wolf Spider
Rabidosa rabida
396 observations
White-jawed Jumping Spider
Hentzia mitrata
388 observations
Long-bodied Cellar Spider
Pholcus phalangioides
381 observations
Grayish Jumping Spider
Phidippus princeps
376 observations
Asiatic Wall Jumping Spider
Attulus fasciger
366 observations
Six-spotted Fishing Spider
Dolomedes triton
362 observations
White-banded Fishing Spider
Dolomedes albineus
357 observations
Maple Bladdergall Mite
Vasates quadripedes
342 observations
Bowl-and-doily Spider
Frontinella pyramitela
339 observations
Dimorphic Jumping Spider
Maevia inclemens
320 observations
Peppered Jumping Spider
Pelegrina galathea
305 observations
Arabesque Orbweaver
Neoscona arabesca
296 observations
Northern Crab Spider
Mecaphesa asperata
292 observations
Maple Spindle Gall Mite
Vasates aceriscrumena
282 observations
European Harvestman
Phalangium opilio
264 observations
White-banded Crab Spider
Misumenoides formosipes
255 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)
- Zebra Jumping Spider (Salticus scenicus)
- Spined Micrathena (Micrathena gracilis)
- The most observed arachnid in Pennsylvania is Bold Jumping Spider (Phidippus audax), with 3,994 recorded observations.
- Some of the most commonly observed invasive arachnids in Pennsylvania include:
- Black Laceweaver (Amaurobius ferox)