Alfred L. Gardner. Curator of North American mammals and Chief of Mammal Section, National Biological Service, Smithsonian Institution, National Museum of Natural History, Washington, DC, USA
James L. Patton. Museum of Vertebrate Zoology, University of California, Berkeley, CA 94720
Wilson, Don E., and Sue Ruff, eds. 1999-01-01. The Smithsonian Book of North American Mammals. Smithsonian Institution Press. Washington, DC, USA. xxv + 750. 1-56098-845-2. .
Wilson, Don E., and DeeAnn M. Reeder, eds. 2005-10-01. Mammal Species of the World: A Taxonomic and Geographic Reference, 3rd ed., vols. 1 & 2. Johns Hopkins University Press. Baltimore, Maryland, USA. 2142. 0-8018-8221-4. .
Wilson, Don E., and DeeAnn M. Reeder, eds. 1992-01-01. Mammal Species of the World: A Taxonomic and Geographic Reference, 2nd ed., 3rd printing. Smithsonian Institution Press. Washington, DC, USA. xviii + 1207. 1-56098-217-9. Corrections were made to text at 3rd printing.
Wilson, Don E., and F. Russell Cole 2000-01-01. Common Names of Mammals of the World. Smithsonian Institution Press. Washington, DC, USA. xiv + 204. 1-56098-383-3. With contributions by Bernadette N. Graham, Adam P. Potter, and Mariana M. Upmeyer.
Wilson & Reeder, eds. (2005): Status: IUCN - Lower Risk (lc)
Wilson & Reeder, eds. (2005): Comments: Reviewed by Paulson (1988a, Mammalian Species No. 297). Species now restricted to populations and subspecies from east of the Colorado River in Arizona, SW New Mexico, Sonora, and N Sinaloa; those from west of the Colorado River in California and Baja California are now regarded as C. rudinoris (see account below and Riddle et al., 2000a)
