| Authors(s) | Barros, R. M., M. Ayres, M. M. Sampaio, O. Cunha, and F. Assis. |
| Year | 1972 |
| Title | Karyotypes of two subspecies of turtles from the Amazon region of Brazil. Caryologia 25: 463-469. |
| Authors(s) | Barros, R. M., M. Ayres, M. M. Sampaio, O. Cunha, and F. Assis. |
| Year | 1972 |
| Title | Karyotypes of two subspecies of turtles from the Amazon region of Brazil. Caryologia 25: 463-469. |