Children (7 direct children, 4629 direct and indirect children):
Limacoidea
(tree size 544)
Parmacelloidea
(tree size 149)
Gastrodontoidea
(tree size 435)
Helicarionoidea
(tree size 1954)
Zonitoidea
(tree size 617)
Trochomorphoidea
(tree size 920)
Omphaloptyx
(tree size 3)