| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Asteractis concinnata | Drayton | synonym | No | senior synonym |
original combination |
| Metridium concinnatum | Drayton, 1846 | synonym | No | senior synonym |
original combination |
| Phyllactis concinnata | (Dana, 1849) | synonym | No | senior synonym |
new combination |
| Phyllactis concinnata | (Drayton, 1846) | accepted name | Yes | senior synonym |
new combination |
| Phyllactis concinnata | Dana, 1846 | synonym | No | senior synonym |
original combination |
| Phyllactis concinnata | Delle Chiaje | synonym | No | junior synonym |
original combination |