| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Actinia amethystina | Quoy & Gaimard, 1833 | synonym | No | junior synonym |
original combination |
| Actinia brevitentacula | Quoy & Gaimard | synonym | No | junior synonym |
original combination |
| Actinia gigantea | (non Ehrenberg) | misapplied name | No | misidentification |
misapplied |
| Actinia gigantea | (non Forsskål, 1775) | misapplied name | No | misidentification |
misapplied |
| Actinia gigas | (Forsskål, 1775) | synonym | No | junior synonym |
new combination |
| Actinia parvitentaculata | Quoy & Gaimard, 1833 | synonym | No | junior synonym |
original combination |
| Cereus amethystinus | (non Quoy & Gaimard, 1833) | misapplied name | No | misidentification |
misapplied |
| Discosoma gigantea | (Forsskål, 1775) | synonym | No | junior synonym |
new combination |
| Discosoma giganteum | (non Forsskål, 1775) | misapplied name | No | misidentification |
misapplied |
| Discosoma kenti | Haddon & Shackleton, 1893 | synonym | No | junior synonym |
original combination |
| Isacmaea gigantea | (Forsskål, 1775) | synonym | No | senior synonym |
new combination |
| Priapus giganteus | Forsskål, 1775 | synonym | No | senior synonym |
original combination |
| Radianthus parvitentaculata | (Quoy & Gaimard, 1833) | synonym | No | junior synonym |
new combination |
| Stichodactyla gigantea | (Forsskål, 1775) | accepted name | Yes | senior synonym |
new combination |
| Stoichactis gigantea | (Forsskål, 1775) | synonym | No | senior synonym |
new combination |
| Stoichactis giganteum | (non Forsskål, 1775) | misapplied name | No | misidentification |
misapplied |
| Stoichactis intermedia | Lager, 1911 | synonym | No | junior synonym |
original combination |
| Stoichactis kenti | (Haddon & Shackleton, 1893) | synonym | No | junior synonym |
new combination |