gastéropodes
| Nom | Type | Notoriété | Popularité |
|---|---|---|---|
| Naria Ocellata | Taxon | 1 | 0.1 |
| Nassa | Taxon | 4 | 0.7 |
| Nassariidae | Taxon | 13 | 0.8 |
| Nassarius | Taxon | 14 | 2.4 |
| Nassarius Mutabilis | Taxon | 4 | 0.0 |
| Natica | Taxon | 13 | 0.8 |
| Natica Fulminea | Taxon | 6 | 0.2 |
| Natica Stercusmuscarum | Taxon | 9 | 0.0 |
| Naticarius | Taxon | 11 | 0.1 |
| Naticidae | Taxon | 23 | 1.7 |
| Navanax | Taxon | 8 | 0.1 |
| Naviculavolva | Taxon | 6 | 0.1 |
| Nebularia | Taxon | 6 | 0.6 |
| Nembrotha | Taxon | 11 | 0.6 |
| Nembrotha Aurea | Taxon | 9 | 0.4 |
| Nembrotha Cristata | Taxon | 12 | 0.4 |
| Nembrotha Kubaryana | Taxon | 15 | 0.6 |
| Nembrotha Lineolata | Taxon | 14 | 0.3 |
| Nembrotha Purpureolineata | Taxon | 7 | 0.0 |
| Neocancilla | Taxon | 6 | 0.3 |
| Neocancilla Clathrus | Taxon | 7 | 0.8 |
| Neogastropoda | Taxon | 30 | 3.2 |
| Neoiphinoe | Taxon | 5 | 0.1 |
| Neomphaloidea | Taxon | 11 | 0.4 |
| Neotaenioglossa | Taxon | 12 | 0.2 |
| Neothauma | Taxon | 3 | 0.7 |
| Neothauma Tanganyicense | Taxon | 8 | 0.2 |
| Neptunea Lyrata | Taxon | 11 | 0.1 |
| Nerita | Taxon | 14 | 3.0 |
| Neritidae | Taxon | 22 | 1.1 |
| Neritoidea | Taxon | 11 | 0.4 |
| Neritopsidae | Taxon | 9 | 0.1 |
| Neritopsina | Taxon | 7 | 0.3 |
| Nesiocypraea | Taxon | 8 | 0.1 |
| Nesophila | Taxon | 5 | 0.1 |
| Neverita | Taxon | 11 | 0.0 |
| Neverita Josephinia | Taxon | 8 | 0.0 |
| Newtoniellidae | Taxon | 6 | 0.1 |
| Niso | Taxon | 9 | 0.1 |
| Niveria Quadripunctata | Taxon | 8 | 0.1 |
| Notadusta | Taxon | 7 | 0.2 |
| Notaeolidia | Taxon | 7 | 0.2 |
| Notobryon | Taxon | 6 | 0.4 |
| Notocochlis | Taxon | 5 | 0.0 |
| Notocypraea | Taxon | 6 | 0.2 |
| Notodiscus Hookeri | Taxon | 4 | 0.7 |
| Notodoris | Taxon | 8 | 0.0 |
| Notodoris Serenae | Taxon | 5 | 0.0 |
| Noumea | Taxon | 5 | 0.1 |
| Noumeaella | Taxon | 6 | 0.2 |