Children (11 direct children, 51 direct and indirect children):
Brasilennea
(tree size 3)
Cerion
(tree size 35)
Cerion (gastropod)
Mexistrophia
(tree size 1)
Protocerion
(tree size 1)
Cochlodonta
Cyclocerion
Microcerion
Paracerion
Pinguitia
Tridentistrophia
Umbonis