Spiders in North Dakota

The state of North Dakota has a few species of spiders belonging to the orb-weaver, jumper, cellar and crab family. The deadliest of them is the western black widow, though another venomous spider, the brown recluse is rarely seen here. One of the popular species found here is the pirate spiders, having a brown coloration, often mistaken for the brown recluse.

Largest spider: Dark Fishing (Dolomedes tenebrosus)

Highly Venomous Spiders

Cobweb (Theridiidae)

• Western Black Widow (Latrodectus hesperus)

Less Venomous Spiders

Orb-weaver (Araneidae)

• Banded Garden (Argiope trifasciata)
• Cat-faced (Araneus gemmoides)

Jumping (Salticidae)

• Bold Jumper (Phidippus audax)

Cellar (Pholcidae)

• Long-bodied Cellar (Pholcus phalangioides)

Long-Jawed Orb-weaver

• Silver Long-Jawed Orb-weaver (Tetragnatha laboriosa)

Nursery Web (Pisauridae)

• Dark Fishing (Dolomedes tenebrosus)