Family: Muridae, Mice and Rats view all from this family

Description Has unique broad, bright orange lateral line extending from the cheek to the hindquarters. The back is medium brown and the sides paler brown, grading to white or cream on underparts. Ankles are dusky gray. Ears and hind feet are similar in size. Tail is bicolored, longer than the head and body, well haired, and tufted at end.

Dimensions 175-210mm, 89-115mm, 22-36g

Similar Species Has smaller ears (16-20mm) than the Northern Rock Deermouse.

Habitat Scrub, shrub & brushlands, Meadows & fields, Grasslands & prairies, Forests & woodlands, Alpine & subalpine habitats, Canyons & caves, Deserts

Range Plains, Rocky Mountains, Southwest, Texas, California, Northwest

Discussion Uses rock outcroppings and brushy or forested areas in elevations more than 2000m. Rock ledges, boulders, brush piles, and fallen trees are typical of its habitat.