| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Actiniogeton rapanuiensis | (Carlgren, 1920) | synonym | No | junior synonym |
new combination |
| Actiniogeton sesere | (Haddon & Shackleton, 1893) | synonym | No | junior synonym |
new combination |
| Actiniogeton sultana | (Carlgren, 1900) | synonym | No | junior synonym |
new combination |
| Actinioides rapanuiensis | Carlgren, 1922 | synonym | No | junior synonym |
original combination |
| Actinioides sesere | Haddon & Shackleton, 1893 | synonym | No | junior synonym |
original combination |
| Actinogeton rapanuiensis | (Carlgren, 1920) | synonym | No | junior synonym |
new combination |
| ! Actinoides sultana | Carlgren, 1900 | synonym | No | junior synonym |
original combination |
| Anthopleura excavata | (Boveri, 1893) | synonym | No | senior synonym |
new combination |
| Anthopleura pallida | (non Duchassaing & Michelotti, 1864) | misapplied name | No | misidentification |
misapplied |
| Gyractis excavata | Boveri, 1893 | synonym | No | junior synonym |
original combination |
| Gyractis pallida | Boveri, 1893 | synonym | No | junior synonym |
original combination |
| Gyractis sesere | (Haddon & Shackleton, 1893) | accepted name | Yes | senior synonym |
new combination |