Children (7 direct children, 234 direct and indirect children):
Arcinella
(tree size 11)
Chama
(tree size 182)
Chama (bivalve)
Pseudochama
(tree size 26)
Amphichama
(tree size 3)
Carditochama
(tree size 1)
Eopseuma
(tree size 3)
Cipliacella
(tree size 1)