| Authors(s) | Gray, J. E. |
| Year | 1831b |
| Title | Synopsis Reptilium or short descriptions of the species of reptiles. Part 1. Cataphracta, tortoises, crocodiles, and enaliosaurians. London. 85 pp. |
- Aspideretes hurum
- Chelidae
- Chelydridae
- Chinemys reevesii
- Chitra indica
- Chrysemys picta
- Chrysemys picta bellii
- Cyclemys
- Cyclemys dentata
- Emydura macquarrii
- Geochelone gigantea
- Geoclemys hamiltonii
- Graptemys pseudogeographica
- Graptemys pseudogeographica pseudogeographica
- Hardella thurjii
- Hardella thurjii thurjii
- Heosemys spinosa
- Kachuga tecta
- Kinixys belliana
- Kinixys belliana belliana
- Kinosternon acutum
- Sacalia bealei
- Siebenrockiella crassicollis
- Trachemys decussata
- Trachemys decussata decussata
- Trachemys scripta
- Trachemys scripta ornata