Checklist for TRIMUSCULOIDEA
Class GASTROPODA
Higher Taxon ORTHOGASTROPODA
Subclass HETEROBRANCHIA
Higher Taxon EUTHYNEURA
Superorder PULMONATA
Slugs, Snails
Order EUPULMONATA
Superfamily ELLOBIOIDEA
Superfamily TRIMUSCULOIDEA
Family TRIMUSCULIDAE
Superfamily OTINOIDEA
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