Cynomys mexicanus Merriam, 1892 . Proc. Biol. Soc. Wash., 7:157.
TYPE LOCALITY: Mexico, Coahuila, La Ventura .
DISTRIBUTION: Coahuila, and San Luis Potosi; perhaps Nuevo Leon, and Zacatecas (N.C. Mexico).
COMMENT: Subgenus Cynomys; see Hall, 1981:412.
PROTECTED STATUS: CITES - Appendix I and U.S. ESA - Endangered.
ISIS NUMBER: 5301410002004004001.