The Jaliscan spiny pocket mouse is a rodent of a restricted area in southwestern Mexico. It has a reddish-brown back, an ochre flank stripe, and a white underside.
The back is reddish brown, with a bright ochre stripe along the flank. The underside is white, and stiff spines are mixed into the fur.
Records include scrub, grassland, cornfields, and places with trees. Habitat alteration has also been reported.
An extinction-risk assessment has not been added yet.