Arizona Cotton Rat
- kingdom: Animalia
- phylum: Chordata
- class: Mammalia
- order: Rodentia
- family: Cricetidae
- genus: Sigmodon
- species: Sigmodon arizonae
Cuauhtémoc
Colima- El Capomal
Nayarit- Choix
- Concordia
- Mazatlán
- Palmito del Verde
Sinaloa- Altar
- Hermosillo
- Ures
Sonora
Mexico
Avra Valley