Order Rodentia - Family Heteromyidae Author James L. Patton text 1993 Smithsonian Institution Press Washington and London Editor Don E. Wilson Editor DeeAnn M. Reeder Mammal Species of the World (2 nd Edition) 477 486 book chapter 193477 10.5281/zenodo.7353079 d7982ff8-9a4d-4a58-be28-fc3ee922e379 1-56098-217-9 7353079 Dipodomys nitratoides Merriam, 1894 . Proc. Biol. Soc. Washington , 9:112 . TYPE LOCALITY: USA , California , Tulare Co., San Joaquin Valley, Tipton . DISTRIBUTION: S San Joaquin Valley, WC California ( USA ). STATUS: U.S. ESA and IUCN - Endangered as D. n. nitratoides and D. n. exilis. California Dept, of Fish and Game - Endangered as D. n. exilis; D. n. nitratoides is of Special Concern; and D. n. brevinasus is California Fully Protected. SYNONYMS: brevinasus Grinnell, exilis Merriam. COMMENTS: Very similar to merriami except in bacular morphology ( Best and Schnell, 1974 ). Revised by Grinnell (1922) and reviewed by Best (1991, Mammalian Species, 381).