Literature
- Cagle, F. R. 1954a. Two new species of the genus Graptemys. Tulane Stud. Zool. 1: 167-186.
- Folkerts, G. W., and R. H. Mount. 1969. A new subspecies of the turtle Graptemys nigrinoda Cagle. Copeia.
- Lahanas, P. N. 1982. Aspects of the life history of the southern black-knobbed sawback, Graptemys nigrinoda delticola Folkerts and Mount. Master's thesis, Auburn University, Auburn, Alabama.
- Lahanas, P. N. 1986. Graptemys nigrinoda. Catalog. Amer. Amphib. Rept. 396: 1-2.
- Shoop, C. R. 1967. Graptemys nigrinoda in Mississippi. Herpetologica 23: 56.