Gastropoda Cuvier, 1795
see Class Gastropoda Cuvier, 1795
Orthogastropoda Ponder & Lindberg, 1995
see Subclass Orthogastropoda Ponder & Lindberg, 1995
Apogastropoda Salvini-Plawen & Haszprunar, 1987
Heterobranchia Burmeister, 1837
see Superorder Heterobranchia Burmeister, 1837
Euthyneura Spengel, 1881
Pleurocoela
see Clade Euopisthobranchia Jörger, Stöger, Kano, Fukuda, Knebelsberger & Schrödl, 2010
Anaspidea Fischer, 1883
see [unranked] Aplysiomorpha Pelseneer, 1906
Akera bullata O.F. Müller, 1776 - bubble akera