Neritoida

Cladus: Eukaryota
Supergroup: Opisthokonta
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Spiralia
Cladus: Lophotrochozoa
Phylum: Mollusca
Classis: Gastropoda
Subclassis: Orthogastropoda
Superordo: Neritopsina
Ordo: Neritoida
Superfamiliae: Helicinoidea - Hydrocenoidea - Neritoidea - Neritopsoidea - Symmetrocapuloidea