Children (25 direct children, 31830 direct and indirect children):
Pteriomorphia
(tree size 6972)
Heterodonta
(tree size 15479)
Pholadomyoida
(tree size 1359)
Protobranchia
(tree size 1761)
Cryptodonta
Autolamellibranchiata
(tree size 5216)
Eulamellibranchiata
Eulamellibranchia
Palaeotaxodonta
Eupteriomorphia
Praecardioida
Praecardiida
Gastrochaenoidea
Autobranchia
(tree size 818)
Eubivalvia
Lamellibranchia
(tree size 1)
Nuculiformii
(tree size 115)
Fordillida
(tree size 7)
Ceratomyidae
(tree size 12)
Nippononaiidae
(tree size 4)
Modiomorphoida
Anomalosdesmata
Taxodonta
Avicula
(tree size 58)
Posidonomya
(tree size 1)
Delia loriol, 1891
(tree size 1)
Girardotia
(tree size 1)