| Nominal Species (n = 5) | Present allocation (n = 1) | Ref. |
|---|---|---|
| Malaclemys centrata concentrica Cochran, 1932 | Malaclemys terrapin | 81807 |
| Emys concentrica Duméril, 1854 | Malaclemys terrapin | 81807 |
| Malaclemys concentrica Gray, 1863 | Malaclemys terrapin | 81807 |
| Emys macrocephalus Gray, 1844 | Malaclemys terrapin | 81807 |
| Testudo terrapin Schoepff, 1793 | Malaclemys terrapin | 538 |