Speckled Rattlesnake
- kingdom: Animalia
- phylum: Chordata
- class: Reptilia
- order: Squamata
- family: Viperidae
- genus: Crotalus
- species: Crotalus mitchellii
Cabo San Lucas- El Pescadero
- San José del Cabo
- Todos Santos
Baja California Sur
Mexico
Cave Creek- Congress
- Guadalupe
- Sun City
- Wickenburg
Arizona- Winter Beach
Florida- Goldfield
- Las Vegas
- Sandy Valley
Nevada
United States