| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Bulla obtusa | Montagu, 1803 | synonym | No | senior synonym |
original combination |
| Retusa obtusa | (Montagu, 1803) | accepted name | Yes | senior synonym |
new combination |
| Retusa pertenius | Mighels, 1843 | synonym | No | junior synonym |
original combination |
| Retusa pertenuis | (Mighels, 1843) | synonym | No | junior synonym |
new combination |
| Retusa turrita | Møller, 1842 | synonym | No | junior synonym |
original combination |