Eukaryota  >  Metazoa  >  Mollusca  >  Bivalvia  >  Cardiida

Family	Genus	Species
Cardiidae	44	212
Donacidae	4	48
Hemidonacidae	1	1
Psammobiidae	8	34
Scrobiculariidae	1	1
Semelidae	5	31
Solecurtidae	4	15
Tellinidae	39	91