Subclass
Neritimorpha Golikov and Starobogatov, 1975
List of species
1. Naticopsis irregularis (Eichwald, 1840) | Kunda Stage
Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Mollusca |
| Class | Gastropoda |
| Subclass | Archaeobranchia |
| Archaeogastropoda | |
| Eogastropoda | |
| Neritimorpha | |
| Order | Cycloneritimorpha |
| Subclass | Orthogastropoda |
| Prosobranchia | |
| Streptoneura | |
| Order | Bellerophontida |
| Heterostropha | |
| Superfamily | Patelloidea |
| Genus | Semizona |
See also