gastéropodes
| Nom | Type | Notoriété | Popularité |
|---|---|---|---|
| Éolidien À Papilles | Taxon | 14 | 0.8 |
| Zospeum Tholussum | Taxon | 16 | 1.9 |
| Zospeum | Taxon | 10 | 0.4 |
| Zophos Baudoni | Taxon | 4 | 0.2 |
| Zophos | Taxon | 3 | 0.1 |
| Zonitidae | Taxon | 16 | 0.4 |
| Zonites Algirus | Taxon | 6 | 5.6 |
| Zonites | Taxon | 5 | 0.3 |
| Zonaria | Taxon | 7 | 0.1 |
| Zoila Rosselli | Taxon | 7 | 0.2 |
| Zoila Friendii | Taxon | 8 | 0.9 |
| Zoila | Taxon | 10 | 0.2 |
| Zerotulidae | Taxon | 8 | 0.1 |
| Zerotula | Taxon | 5 | 0.1 |
| Zebrina Detrita | Taxon | 11 | 2.1 |
| Zebrina | Taxon | 9 | 1.1 |
| Zebina | Taxon | 8 | 0.1 |
| Zafra Parilis | Taxon | 3 | 0.0 |
| Zaclys | Taxon | 6 | 1.2 |
| Xerosecta Explanata | Taxon | 5 | 0.3 |
| Xeropicta Derbentina | Taxon | 5 | 0.0 |
| Xerocrassa Gharlapsi | Taxon | 8 | 0.4 |
| Xenophoroidea | Taxon | 5 | 0.0 |
| Xenophoridae | Taxon | 13 | 0.3 |
| Xenophora | Taxon | 12 | 0.4 |
| Xenocratena Suecica | Taxon | 3 | 0.1 |
| Xanthonychidae | Taxon | 7 | 0.0 |
| Volvatellidae | Taxon | 9 | 0.1 |
| Volvatella | Taxon | 5 | 0.1 |
| Volvarina Angustata | Taxon | 6 | 0.6 |
| Volvarina | Taxon | 7 | 0.3 |
| Volva | Taxon | 7 | 0.3 |
| Volutomitridae | Taxon | 9 | 0.5 |
| Volutoidea | Taxon | 8 | 0.8 |
| Volutidae | Taxon | 22 | 1.7 |
| Volute Trompe de Cochon | Taxon | 10 | 1.9 |
| Voluta Nobilis | Taxon | 2 | 0.3 |
| Voluta Musica | Taxon | 14 | 0.3 |
| Volema Pyrum | Taxon | 7 | 0.0 |
| Volema Paradisiaca | Taxon | 4 | 0.3 |
| Volema | Taxon | 8 | 0.2 |
| Vokesimurex | Taxon | 7 | 0.4 |
| Viviparus Viviparus | Taxon | 16 | 2.5 |
| Viviparus Contectus | Taxon | 13 | 2.3 |
| Viviparus | Taxon | 12 | 1.5 |
| Viviparidae | Taxon | 31 | 2.0 |
| Vitrinidae | Taxon | 10 | 1.5 |
| Vitreolina | Taxon | 7 | 0.1 |
| Vitreobalcis | Taxon | 4 | 0.3 |
| Vitrea Pieperiana | Taxon | 4 | 0.0 |