Family: Sciuridae, Squirrels view all from this family

Description Has nine rows of squarish white spots on its brown back. Larger than I. tridecemlineatus with no solid white stripes. Belly is whitish or buff. Tail is moderately bushy. Head is brown, tip of nose is often cinnamon or yellowish. Has a white eye ring. Males are larger.

Dimensions 280-380mm, 110-166mm, 137-330g

Habitat Grasslands & prairies, Deserts, Scrub, shrub & brushlands

Range Southwest, Texas

Discussion Northern populations hibernate. Previously known as Spermophilus mexicanus. Lives alone or in colonies in grassy habitats or arid areas with brushy vegetation.