| Species | Name Used |
|---|---|
| Ulva clathrata (Roth) C. Agardh | Enteromorpha clathrata (p. 223 ) |
| Ulva intestinalis Linnaeus | Enteromorpha intestinalis (p. 223 ) |
| Ulva lactuca Linnaeus, 1753 | Ulva fenestrata (p. 223 ) |
| Ulva reticulata Forsskål | Ulva reticulata (p. 223 ) |
| Urocaridella antonbrunii (Bruce, 1967) | Urocaridella antonbrunii (p. 96 ) |
| Vasum turbinellus (Linnaéus, 1758) | Vasum turbinellus (p. 230 ) |
| Ziphius cavirostris Cuvier, 1823 | Ziphius cavirostris (p. 251 ) |
| Zosimus aeneus (Linnaeus, 1758) | Zozimus aeneus (p. 228 ) |