Hydrobia ulvae

Classification

Animalia [kingdom]
Mollusca [phylum]
Gastropoda [class]
Prosobranchia [subclass]
Caenogastropoda [superorder]
Neotaenioglossa [order]
Ptenoglossa [suborder]
Hydrobiidae [family]
Hydrobia [genus]
Hydrobia ulvae [species]