| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Cymatium gemmatum | (Reeve, 1844) | synonym | No | senior synonym |
new combination |
| Monoplex gemmatum | (Reeve, 1844) | synonym | No | senior synonym |
new combination |
| Monoplex gemmatus | (Reeve, 1844) | accepted name | Yes | senior synonym |
new combination |
| Septa gemmata | (Reeve, 1844) | synonym | No | senior synonym |
new combination |