Sacoglossa Ihering, 1876 - sacoglossans Suborder Plakobranchacea Jensen, 1996 - non-shelled sacoglossans Superfamily Plakobranchoidea Gray, 1840 Family Platyhedylidae Salvini-Plawen, 1973 1 Genus Platyhedyle Salvini-Plawen, 1973 2 Genus Gascoignella Jensen, 1985