| Species | Name Used |
|---|---|
| Streblospio gynobranchiata Rice & Levin, 1998 | Streblospio gynobranchiata (p. ) |
| Tricellaria inopinata d'Hondt & Occhipinti Ambrogi, 1985 | Tricellaria inopinata (p. ) |
| Undaria pinnatifida (Harvey) Suringar, 1872 | Undaria pinnatifida (p. ) |
| Xenostrobus securis (Lamarck, 1819) | Xenostrobus securis (p. ) |