Family Hygromiidae Tryon 1866 (slug)
Gastropoda - Stylommatophora - Hygromiidae
Parent taxon: Helicoidea according to P. Bouchet et al. 2017
See also Bouchet et al. 2005
Sister taxa: Camaenidae, Elonidae, Geomitridae, Helicidae, Helicodontidae, Pleurodontidae, Polygyridae, Sphincterochilidae, Trissexodontidae
Subtaxa: Caracollina Helicopsis Leucochroopsis Monachainae Pseudoxerotricha Trochulus Urticicola
Ecology: epifaunal
Distribution: