Order: Archeogastropoda

Systematics :

KingdomAnimals (Animalia)
Phylum Molluscs (Mollusca)
Class  Snails (Gastropoda)
Subclass   Prosobranchia
Order    Archeogastropoda
Family     Patellidae
Genus      Ansates
Species       Ansates pellucida
Genus      Helcion
Species       Helcion pellucidum
Genus      Patella
Species       Patella vulgata
Family     Trochidae
Subfamily      Trochinae
Genus       Gibbula
Family     Acmaeidae
Genus      Tectura
Species       Tectura tessulata