Literature
- Cope, E. D. 1865. Third contribution to the herpetology of tropical America. Proc. Acad. Natur. Sci. Philadelphia 17: 185-198.
- Gray, J. E. 1831b. Synopsis Reptilium or short descriptions of the species of reptiles. Part 1. Cataphracta, tortoises, crocodiles, and enaliosaurians. London. 85 pp.
- Iverson, J. B. 1980b. Kinosternon acutum. Catalog. Amer. Amphib. Rept. 261: 1-2.
- Smith, H. M., and R. B. Smith. 1979. Synopsis of the herpetofauna of Mexico. Vol. 6. Guide to Mexican turtles. John Johnson, North Bennington, Vermont. 1044 pp.