Children (18 direct children, 392 direct and indirect children):
Gastrocoptinae
(tree size 125)
Truncatellina
(tree size 62)
Campolaemus
(tree size 1)
Columella
(tree size 15)
Columella (genus)
Cylindrovertilla
(tree size 4)
Nesopupa
(tree size 54)
Hypselostoma
(tree size 58)
Staurodon
(tree size 1)
Spelaeoconcha
(tree size 4)
Bensonella
(tree size 11)
Nesopupinae
(tree size 20)
Vertigininae
(tree size 14)
Costigo
(tree size 3)
Immersidens
(tree size 2)
Truncatellininae
Acmopupa
Pseudelix
Tetoripupa