| Nominal Species (n = 8) | Present allocation (n = 8) | Ref. |
|---|---|---|
| Cymodocea angustata Ostenfeld, 1916 | Cymodocea angustata | 3477 |
| Ruppia antarctica Labillardière, 1807 | Amphibolis antarctica | 80701 |
| Halodule beaudettei (den Hartog) den Hartog, 1964 | Halodule beaudettei | 80701 |
| Thalassodendron ciliatum (Forsskayl) den Hartog | Thalassodendron ciliatum | 84290 |
| Syringodium filiforme Kützing, 1860 | Syringodium filiforme | 3477 |
| Cymodocea rotundata Asch. & Schweinf. | Cymodocea rotundata | 84290 |
| Cymodocea serrulata (R.Br.) Asch. & Magnus | Cymodocea serrulata | 84290 |
| Halodule wrightii Ascherson, 1868 | Halodule wrightii | 80701 |