| Species | Name Used |
|---|---|
| Sclerocrangon boreas (Phipps, 1774) | Sclerocrangon boreas (p. 95;tab.1 ) |
| Spirorbis spirillum (Linnaeus, 1767) | Spirorbis spirillum (p. 94;tab.1 ) |
| Stegophiura nodosa unspecified | Stegophiura nodosa (p. 95;tab.1 ) |
| Strongylocentrotus pallidus (Sars, 1871) | Strongylocentrotus pallidus (p. 95;tab.1 ) |
| Suberites domuncula (Olivi, 1792) | Suberites domuncula (p. 93;tab.1 ) |
| Tonicella marmorea (Fabricius, 1780) | Tonicella marmorea (p. 94;tab.1 ) |
| Travisia forbesii Johnston, 1840 | Travisia forbesii (p. 94;tab.1 ) |
| Tubificoides benedii (d'Udekem, 1855) | Tubificoides benedeni (p. 94;tab.1 ) |
| Unciola planipes Norman, 1867 | Unciola planipes (p. 95;tab.1 ) |
| Urasterias lincki (Müller & Troschel, 1842) | Urasterias lincki (p. 95;tab.1 ) |
| Velutina velutina (Müller, 1776) | Velutina velutina (p. 94;tab.1 ) |