Ranges throughout southern California, western Arizona, and slightly across the border into adjacent northwestern Mexico.
This species is most often found in dry, rocky environments. It is common in riparian habitats, but also found in canyons, rocky deserts, and semi-arid shrublands.
This thick-bodied snake has smooth scales, a short, blunt tail, and a narrow, elongated head. Color and pattern is variable, but this snake generally has a pale tan background with 3 longitudinal stripes that are typically burnt orange. These stripes can be straight-edged and well-defined, or they can be jagged-edged, broken, or blotchy. Its ventrum is usually pale grey with dark speckles. Average adult body length is 17-44 inches.
Learn more with Schechter Natural History's Guide to Reptiles and Amphibians