| Species | Name Used |
|---|---|
| Spiophanes bombyx (Claparède, 1870) | Spiophanes bombyx (p. ) |
| Spisula elliptica (Brown, 1827) | Spisula elliptica (p. ) |
| Sthenelais boa (Johnston, 1839) | Sthenelais boa (p. ) |
| Sthenelais limicola (Ehlers, 1864) | Sthenelais limicola (p. ) |
| Streblosoma bairdi (Malmgren, 1866) | Streblosoma bairdi (p. ) |
| Terebellides stroemii Sars, 1835 | Terebellides stroemii (p. ) |
| Thracia phaseolina (Lamarck, 1822) | Thracia phaseolina (p. ) |
| Thyasira flexuosa (Montagu, 1803) | Thyasira flexuosa (p. ) |
| Thyone roscovita Herouard, 1889 | Thyone roscovita (p. ) |
| Tryphosites longipes Bate, 1862 | Tryphosites longipes (p. ) |
| Upogebia deltaura (Leach, 1815) | Upogebia deltaura (p. ) |
| Urothoe pulchella (Costa, 1853) | Urothoe pulchella (p. ) |
| Varicorbula gibba (Olivi, 1792) | Corbula gibba (p. ) |
| Venus casina Linnaeus, 1758 | Venus casina (p. ) |
| Venus ovata unspecified | Venus ovata (p. ) |