| Spermophilus macrourus Bennett, 1833 |
| Spermophilus madrensis (Merriam, 1901) |
| Spermophilus mexicanus (Erxleben, 1777) |
| Spermophilus mexicanus J. A. Allen, 1881 |
| Spermophilus mexicanus subsp. mexicanus (Erxleben, 1777) |
| Spermophilus mexicanus subsp. parvidens Mearns, 1896 |
| Spermophilus neglectus Merriam, 1889 |
| Spermophilus perotensis Merriam, 1893 |
| Spermophilus sonoriensis Ward, 1891 |
| Spermophilus spilosoma Bennett, 1833 |
| Spermophilus spilosoma subsp. altiplanensis S. Anderson, 1972 |
| Spermophilus spilosoma subsp. ammophilus Hoffmeister, 1959 |
| Spermophilus spilosoma subsp. annectens Merriam, 1893 |
| Spermophilus spilosoma subsp. arens Bailey, 1902 |
| Spermophilus spilosoma subsp. bavicorensis S. Anderson, 1972 |
| Spermophilus spilosoma subsp. cabrerai (Dalquest, 1951) |
| Spermophilus spilosoma subsp. canescens Merriam, 1890 |
| Spermophilus spilosoma subsp. macrospilotus Merriam, 1890 |
| Spermophilus spilosoma subsp. major Merriam, 1890 |
| Spermophilus spilosoma subsp. marginatus V. Bailey, 1902 |