| Species | Name Used |
|---|---|
| Polyophthalmus pictus (Dujardin, 1839) | Polyophthalmus pictus (p. 479 ) |
| Pseudopolydora antennata (Claparède, 1870) | Polydora antennata (p. 479 ) |
| Scalibregma inflatum Rathke, 1843 | Scalibregma inflatum (p. 479 ) |
| Sipunculus nudus Linnaeus, 1766 | Sipunculus nudus (p. 479 ) |
| Styela plicata (Lesueur, 1823) | Styela plicata (p. 479 ) |
| Syllis cornuta Rathke, 1843 | Syllis cornuta (p. 479 ) |
| Tellinides striatus (Gmelin, 1791) | Tellinides ovalis (p. 479 ) |
| Temnopleurus reevesii (Gray, 1855) | Temnopleurus reevesii (p. 479 ) |
| Terebellides stroemii Sars, 1835 | Terebellides storemi (p. 479 ) |
| Terebralia sulcata (Born, 1778) | Terebralia sulcata (p. 479 ) |
| Thalamita sima Milne-Edwards, 1834 | Thalamita sima (p. 479 ) |
| Theora lata (Hinds, 1843) | Theora lata (p. 479 ) |