Chaetodipus fallax Merriam, 1889 . N. Am. Fauna, 1:19.
TYPE LOCALITY: USA, California, San Bernardino Co., Reche Canyon (3 mi [5 km] SE Colton), 1,250 ft. (381 m) .
DISTRIBUTION: SW California (USA) to W Baja California Norte (Mexico).
SYNONYMS: anthonyi Osgood, inopinus Nelson and Goldman, majusculus Huey, pallidus Mearns, xerotrophicus Huey.
COMMENTS: Reviewed by Huey (1964). Includes anthonyi, considered as a full species by Hall (1981).