| Authors(s) | Williams, E. E. |
| Year | 1954a |
| Title | A key and description of the living species of the genus Podocnemis (sensu Boulenger) (Testudines, Pelomedusidae). Bull. Mus. Comp. Zool. Harvard 111: 279-295. |
| Authors(s) | Williams, E. E. |
| Year | 1954a |
| Title | A key and description of the living species of the genus Podocnemis (sensu Boulenger) (Testudines, Pelomedusidae). Bull. Mus. Comp. Zool. Harvard 111: 279-295. |