Gastropoda - Prosobranchia

Parent taxon: Caenogastropoda according to R. L. Squires and L. R. Saul 2004

Sister taxa: Acteoninoidea, Architaenioglossa, Bithynia, Bourguetia, Cerithimorpha, Cyclophoracea, Dendropupoidea, Dzikella, Goniasmatidae, Idahospira, Meekospiridae, Neogastropoda, Neontaenioglossa, Neotaenioglossa, Palaeostyloidea, Peruneloidea, Perunelomorpha, Pictavia, Polygyrinidae, Pragoscutulidae, Protorculidae, Provannidae, Pseudomelanoidea, Spanionematidae, Strobeidae, Subulitoidea, Trinema, Triphoroidea, Ventrosia, Zygopleuroidea

Subtaxa: Prisconatica hesperia, Prisconatica pedernalis

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Type: Lunatia pedernalis

Ecology: epifaunal