Arachnids of United States
2 species of arachnids on file have openly licensed sighting records from United States.
Which arachnids are recorded in United States?
Most looked-up first.

Black widow spider
Latrodectus mactans

Emperor scorpion
Pandinus imperator
Full list
| Common name | Scientific name | Family | Status | Records here |
|---|---|---|---|---|
| Black widow spider | Latrodectus mactans | Theridiidae | Not recorded | 1,114 |
| Emperor scorpion | Pandinus imperator | Scorpionidae | Not recorded | 1 |
Counted from CC0 and CC BY occurrence records on GBIF, which include captive and introduced animals. See the methodology.