Order Systellommatophora Pilsbry 1948
Parent taxon: Geophila according to P. Bouchet et al. 2017
See also Bouchet et al. 2005
Sister taxon: Stylommatophora
Subtaxa: Onchidioidea Veronicelloidea
Parent taxon: Geophila according to P. Bouchet et al. 2017
See also Bouchet et al. 2005
Sister taxon: Stylommatophora
Subtaxa: Onchidioidea Veronicelloidea