| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Prodotia iostoma | (Gray, 1834) | accepted name | Yes | senior synonym |
new combination |
| ! Prodotia iostomus | (Gray, 1834) | synonym | No | senior synonym |
new combination |
| Tritonidea difficilis | Smith, 1913 | synonym | No | junior synonym |
original combination |