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425   arachnid species in California

Species results

Noble False Widow
10,877 obs
🕸️ Ambush predator 🦀 Exoskeleton

Noble False Widow

Steatoda nobilis
Bold Jumping Spider
7,427 obs
🕸️ Ambush predator 🦀 Exoskeleton

Bold Jumping Spider

Phidippus audax
Western Black Widow
7,155 obs
🕸️ Ambush predator 🦀 Exoskeleton

Western Black Widow

Latrodectus hesperus
Brown Widow
6,201 obs
🕸️ Ambush predator 🦀 Exoskeleton

Brown Widow

Latrodectus geometricus
4,979 obs
🕸️ Ambush predator 🦀 Exoskeleton

Silver Garden Orbweaver

Argiope argentata
Johnson's Jumping Spider
4,104 obs
🕸️ Ambush predator 🦀 Exoskeleton

Johnson's Jumping Spider

Phidippus johnsoni
Western Spotted Orbweaver
4,057 obs
🕸️ Ambush predator 🦀 Exoskeleton

Western Spotted Orbweaver

Neoscona oaxacensis
False Black Widow
3,904 obs
🕸️ Ambush predator 🦀 Exoskeleton

False Black Widow

Steatoda grossa
Cross Orbweaver
3,794 obs
🕸️ Ambush predator 🦀 Exoskeleton

Cross Orbweaver

Araneus diadematus
Long-bodied Cellar Spider
3,545 obs
🕸️ Ambush predator 🦀 Exoskeleton

Long-bodied Cellar Spider

Pholcus phalangioides
Buttonhook Leafbeetle Jumping Spider
3,459 obs
🕸️ Ambush predator 🦀 Exoskeleton

Buttonhook Leafbeetle Jumping Spider

Sassacus vitis
Western Forest Scorpion
3,392 obs
🦀 Exoskeleton 🐍 Venomous

Western Forest Scorpion

Uroctonus mordax
Half-edged Wall Jumping Spider
3,209 obs
🕸️ Ambush predator 🦀 Exoskeleton

Half-edged Wall Jumping Spider

Menemerus semilimbatus
Woodlouse Spider
3,208 obs
🕸️ Ambush predator 🦀 Exoskeleton

Woodlouse Spider

Dysdera crocata
Spotted Orbweaver
3,187 obs
🕸️ Ambush predator 🦀 Exoskeleton

Spotted Orbweaver

Neoscona crucifera
Colonus hesperus
3,021 obs
🕸️ Ambush predator 🦀 Exoskeleton

Colonus hesperus

Marbled Cellar Spider
3,011 obs
🕸️ Ambush predator 🦀 Exoskeleton

Marbled Cellar Spider

Holocnemus pluchei
Banded Garden Spider
2,669 obs
🕸️ Ambush predator 🦀 Exoskeleton

Banded Garden Spider

Argiope trifasciata
2,636 obs
🕸️ Ambush predator 🦀 Exoskeleton

Habronattus pyrrithrix

2,084 obs
🕸️ Ambush predator 🦀 Exoskeleton

Desert Tarantula

Aphonopelma iodius
Pacific Coast Tick
2,080 obs
🦀 Exoskeleton

Pacific Coast Tick

Dermacentor occidentalis
California Turret Spider
1,930 obs
🕸️ Ambush predator 🦀 Exoskeleton

California Turret Spider

Atypoides riversi
1,887 obs
🕸️ Ambush predator 🦀 Exoskeleton

Phidippus adumbratus

Gray Wall Jumping Spider
1,809 obs
🕸️ Ambush predator 🦀 Exoskeleton

Gray Wall Jumping Spider

Menemerus bivittatus
1,807 obs
🦀 Exoskeleton 🐍 Venomous

California Swollenstinger Scorpion

Anuroctonus pococki