Lacuna vincta
Originator: Stein Mortensen
Systematics :
Kingdom: Animals (Animalia)
Phylum: Molluscs (Mollusca)
Class: Snails (Gastropoda)
Subclass: Prosobranchia
Order: Mesogastropoda
Family: Littorinidae
Subfamily: Lacuninae
Genus: Lacuna
Species: Lacuna vincta
Norwegian name: Tarestilksnegl