| Authors(s) | Perea, D. M. Ubilla, and G. Pineiro. |
| Year | 1996 |
| Title | First fossil record (Late Miocene) of Phrynops (P. geoffroanus complex: Chelidae) from Uruguay: biostratigraphical and paleoenvironmental context. Copeia |
| Authors(s) | Perea, D. M. Ubilla, and G. Pineiro. |
| Year | 1996 |
| Title | First fossil record (Late Miocene) of Phrynops (P. geoffroanus complex: Chelidae) from Uruguay: biostratigraphical and paleoenvironmental context. Copeia |