Family: Pristilomatidae

Norwegian name: Krystallsnegler

Systematics :

KingdomAnimals (Animalia)
Phylum Molluscs (Mollusca)
Class  Snails (Gastropoda)
Order   Pulmonata
Suborder    Stylommatophora
Family     Pristilomatidae
Genus      Vitrea
Species       Vitrea contracta
Species       Vitrea crystallina