This pocket mouse occurs mainly in Durango, Mexico. The adult male holotype, collected in 2008, measured 20.3 cm from nose to tail tip.
The adult male holotype measured 20.3 cm in total length, with an 11.6 cm tail, 2.3 cm hind foot and 1 cm ear.
A population has been studied in semiarid parts of the upper San Pedro-Mezquital River basin in Mexico.
An extinction-risk assessment has not been added yet.