| Authors(s) | Bertl, J., and F. C. Killebrew. |
| Year | 1983 |
| Title | An osteological comparison of Graptemys caglei Haynes and McKown and Graptemys versa Stejneger (Testudines: Emydidae). Herpetologica 39: 375-382. |
| Authors(s) | Bertl, J., and F. C. Killebrew. |
| Year | 1983 |
| Title | An osteological comparison of Graptemys caglei Haynes and McKown and Graptemys versa Stejneger (Testudines: Emydidae). Herpetologica 39: 375-382. |