| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Ischnochiton trifidus | Carpenter, 1864 | synonym | No | senior synonym |
original combination |
| Lepidozona trifida | (Carpenter, 1864) | accepted name | Yes | senior synonym |
new combination |
| Tripoplax trifidus | (Carpenter, 1864) | synonym | No | senior synonym |
new combination |