Perognathus inornatus Merriam, 1889 . N. Am. Fauna, 1:15.
TYPE LOCALITY: USA, California, Fresno Co., Fresno .
DISTRIBUTION: Central and Salinas valleys of California (USA).
STATUS: Listed as a Species of Special Concern by the State of California Dept, of Fish and Game.
SYNONYMS: neglectus Taylor, sillimani von Bloeker.
COMMENTS: Revised by Osgood (1918); subspecies listed by Hall (1981).