| Synonym | Auteur | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Galaxaura collabens | Agardh, 1885 | synonym | No | junior synonym |
original combination |
| Galaxaura lapidescens | (J.Ellis & Solander) J.V.Lamouroux, 1816 | synonym | No | junior synonym |
new combination |
| Galaxaura rugosa | (J. Ellis & Solander) J.V. Lamouroux | accepted name | Yes | senior synonym |
new combination |