| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Austrodrillia achatina | (Verco, 1909) | synonym | No | senior synonym |
new combination |
| Austrodrillia dimidiata | (Sowerby, 1896) | accepted name | Yes | senior synonym |
new combination |
| Drillia achatina | Verco, 1909 | synonym | No | senior synonym |
original combination |
| Drillia dimidiata | Sowerby, 1896 | synonym | No | senior synonym |
original combination |