Nudibranchs and Sea Slugs Genus
| Genus | Family | Sample species | # Species |
|---|---|---|---|
| Hermissenda | Facelinidae | 1 | |
| Hermosita | Facelinidae | 1 | |
| Hexabranchus | Hexabranchidae | 1 | |
| Hoplodoris | Dorididae | 3 | |
| Hydatina | Hydatinidae | 1 | |
| Hypselodoris | Chromodorididae | 30 | |
| Janolus | Zephyrinidae | 6 | |
| Jorunna | Dorididae | 5 | |
| Kaloplocamus | Triophinae | 3 | |
| Lecithophorus | Gymnodorididae | 1 | |
| Leminda | Charcotiidae | 1 | |
| Limacia | Triophinae | 2 |
