Children (8 direct children, 71 direct and indirect children):
Glycimeris
(tree size 4)
Hiatella
(tree size 12)
Panopea
(tree size 26)
Panopea (bivalve)
Cyrtodaria
(tree size 4)
Panomya
(tree size 10)
Saxicavella
(tree size 6)
Hiatellinae
Panope
(tree size 1)