Checklist for SIPHONARIOIDEA
Class GASTROPODA
Higher Taxon ORTHOGASTROPODA
Subclass HETEROBRANCHIA
Higher Taxon EUTHYNEURA
Superorder PULMONATA
Slugs, Snails
Order BASOMMATOPHORA
Superfamily AMPHIBOLOIDEA
Superfamily GLACIDORBOIDEA
Superfamily SIPHONARIOIDEA
Family SIPHONARIIDAE
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