Spiders in Wyoming

Wyoming has about 6 to 10 species of spiders belonging to the wolf, funnel weaver, orb-weaver, and jumping family. The black widow is considered the state’s deadliest spider. The brown recluse and Carolina wolf dwelling here are also noted to cause potential harm to humans.

Largest spiders: Banded Garden Spider (Argiope trifasciata), Black Widow (Latrodectus hesperus)

Highly Venomous Spiders

Cobweb (Theridiidae)

• Black Widow (Latrodectus hesperus)

Sicariidae

• Brown Recluse (Loxosceles reclusa)

Less Venomous Spiders

Funnel Weaver (Agelenidae)

• Hobo (Eratigena agrestis)

Orb-weaver (Araneidae)

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

Jumping (Salticidae)

• Bold Jumper (Phidippus audax)

Cobweb (Theridiidae)

• Steatoda grandis

Wolf (Lycosidae)

• Schizocosa mccooki
• Carolina Wolf (‎Hogna carolinensis)