[Heterobranchia] Burmeister, 1837 see Superorder Heterobranchia Burmeister, 1837
   Euthyneura Spengel, 1881
     Panpulmonata Jörger, Stöger, Kano, Fukuda, Knebelsberger & Schrödl, 2010
       1.1 Siphonarioidea Gray, 1827
       1.2 Sacoglossa Ihering, 1876 see Order Sacoglossa Ihering, 1876
       2.1.1 Glacidorboidea Ponder, 1986
       2.1.2.1 Amphiboloidea Gray, 1840
       2.1.2.2 Pyramidelloidea Gray, 1840
       2.2.1 Hygrophila Férussac, 1822 see Order Hygrophila Férussac, 1822
       2.2.2.1 Acochlidia Odhner, 1937 see Order Acochlidia Odhner, 1937
       2.2.2.2 Eupulmonata Haszprunar & Huber, 1990 see Order Eupulmonata Haszprunar & Huber, 1990