| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Glossaulax didyma | (Röding, 1798) | synonym | No | junior synonym |
new combination |
| Neverita didyma | (Röding, 1798) | accepted name | Yes | senior synonym |
new combination |
| Polinices bicolor | (Philippi, 1848) | synonym | No | junior synonym |
new combination |
| Polinices chemnitzii | (Reeve, 1855) | synonym | No | junior synonym |
new combination |
| Polinices didyma | (Röding, 1798) | synonym | No | senior synonym |
new combination |
| Polinices lamarckiana | (Reeve, 1855) | synonym | No | junior synonym |
new combination |