Children (31 direct children, 786 direct and indirect children):
Thysanodonta
(tree size 11)
Margarella
(tree size 33)
Calliostoma
(tree size 455)
Selastele
(tree size 5)
Carinastele
(tree size 5)
Alertalex
Astelena
Bathyfautor
(tree size 4)
Calliostomatinae
(tree size 139)
Carinator
(tree size 1)
Dactylastele
(tree size 5)
Dymares
(tree size 1)
Falsimargarita
(tree size 20)
Fluxina
(tree size 4)
Herbertina
(tree size 5)
Bruceina
Laetifautor
(tree size 5)
Sinutor
(tree size 1)
Tropidotrochus
Venustatrochus
(tree size 7)
Xeniostoma
(tree size 1)
Ziziphinus
(tree size 11)
Astele
(tree size 27)
Neocalliostoma
Photinastoma
(tree size 1)
Bruceina
(tree size 4)
Margarellinae
Fautricinae
(tree size 7)
Thysanodontinae
Xeniostomatinae
Callotrochinae
(tree size 1)
Coralastele
(tree size 2)