Truncatelloidea [superfamilie]
(21 soorten in totaal / 12 gevestigd)

Hydrobiidae [familie] (10/5)

Avenionia [genus] (1/1)

Bythinella [genus] (1/0)

Bythiospeum [genus] (1/0)

Ecrobia [genus] (1/1)

Hydrobia [genus] (1/0)

Mercuria [genus] (3/1)

Peringia [genus] (1/1)

Potamopyrgus [genus] (1/1)