| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Cliona quadrata | Hancock, 1849 | synonym | No | senior synonym |
original combination |
| Cliona warreni | Carter, 1881 | synonym | No | junior synonym |
original combination |
| Cliothosa quadrata | (Hancock, 1849) | accepted name | Yes | senior synonym |
new combination |