Children (51 direct children, 909 direct and indirect children):
Cerastoderma
(tree size 8)
Pratulum
(tree size 9)
Tridacna
(tree size 16)
Cardium
(tree size 186)
Acanthocardia
(tree size 13)
Clinocardium
(tree size 5)
Serripes
(tree size 5)
Laevicardium
(tree size 36)
Papyridea
(tree size 14)
Trachycardium
(tree size 37)
Acrosterigma
(tree size 56)
Parvicardium
(tree size 17)
Corculum
(tree size 11)
Dinocardium
(tree size 2)
Fragum
(tree size 14)
Fulvia
(tree size 24)
Fulvia (bivalve)
Protocardia
(tree size 21)
Adacna
(tree size 9)
Monodacna
(tree size 14)
Lunulicardia
(tree size 8)
Lophocardium
(tree size 2)
Ctenocardia
(tree size 14)
Vepricardium
(tree size 10)
Bucardium
(tree size 3)
Maoricardium
(tree size 10)
Apiocardia
(tree size 1)
Didacna
(tree size 12)
Dallocardia
(tree size 6)
Keenocardium
(tree size 6)
Pseudofulvia
(tree size 2)
Ciliatocardium
(tree size 8)
Microcardium
(tree size 13)
Goethemia
(tree size 2)
Lyrocardium
(tree size 7)
Papillicardium
(tree size 4)
Frigidocardium
(tree size 10)
Freneixicardia
(tree size 2)
Trifaricardium
(tree size 2)
Plagiocardium
(tree size 8)
Trachycardiinae
(tree size 64)
Protocardiinae
(tree size 7)
Laevicardiinae
(tree size 30)
Lahilliinae
Fraginae
(tree size 26)
Neocardiids
(tree size 41)
Cardiinae
(tree size 20)
Orthocardiinae
(tree size 14)
Tridacninae
(tree size 22)
Discors
(tree size 3)
Keenaea
(tree size 2)
Lahillia cossman, 1899
(tree size 2)