Arizona cotton rat
| Arizona cotton rat | |
|---|---|
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Mammalia |
| Order: | Rodentia |
| Family: | Cricetidae |
| Subfamily: | Sigmodontinae |
| Genus: | Sigmodon |
| Species: | S. arizonae |
| Binomial name | |
| Sigmodon arizonae Mearns, 1890 | |
The Arizona cotton rat or Colorado River cotton rat (Sigmodon arizonae) is a rat in the family Cricetidae. It is found in the southwestern United States and northwestern Mexico.