| Name | Acetabularia ryukyuensis Okamura & Yamada |
| Authorship | Okamura & Yamada |
| Rank | Species |
| Placed in | Acetabularia J. V. Lamouroux |
| Contains | Acetabularia ryukyuensis var. philippinensis (Gilbert) Valet |
| GUID | urn:lsid:marinespecies.org:taxname:494838 |
| Citation | 1932 Icon. Jap. Algae 6: 71 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Acetabularia ryukyuensis Okamura & Yamada |
| Identification made in | [no date] (1) |