Hafner, D. J. 1998. Geomys arenarius. Pages 60-61, Hafner, D. J., E. Yensen, and G. L. Kirkland, Jr. (compilers and editors). 1998. North American rodents. Status survey and conservation action plan. IUCN/SSC Rodent Specialist Group. IUCN, Gland, Switzerl