Cardiidae Lamarck, 1809 (status source)
Cardiinae Lamarck, 1809 (basis of record)
Cardium Linnaeus, 1758 (basis of record)
Cerastoderma Poli, 1795 (additional source)
Ciliatocardium ciliatum ciliatum (Fabricius, 1780) (basis of record)
Clinocardiinae Kafanov, 1975 (basis of record)
Clinocardium Keen, 1936 (basis of record)
Dinocardium robustum ([Lightfoot], 1786) (additional source)
Fulvia Gray, 1853 (basis of record)
Goethemia Lambiotte, 1979 (status source)
Goethemia elegantula (Møller, 1842) (additional source)
Laevicardium Swainson, 1840 (basis of record)
Laevicardium mortoni (Conrad, 1831) (basis of record)
Lymnocardiinae Stoliczka, 1870 (basis of record)
Microcardium Keen, 1937 (basis of record)
Microcardium peramabile (Dall, 1881) (basis of record)
Parvicardium Monterosato, 1884 (additional source)
Parvicardium pinnulatum (Conrad, 1831) (basis of record)

 Length

 for Acrosterigma sorenseni (Powell, 1958)

25-45 mm [details]

 Length

 for Parvicardium carrozzai van Aartsen & Goud, 2001

L 6-9 mm [details]

 Length

 for Parvicardium exiguum (Gmelin, 1791)

10-20 mm [details]

 Length

 for Tridacna (Chametrachea) costata Roa-Quiaoit, Kochzius, Jantzen, Zibdah & Richter, 2008

L 320 mm [details]

 Nomenclature

 for Goethemia Lambiotte, 1979

No subfamilial designation [details]

 Nomenclature

 for Hemicardium Schweigger, 1820

No subfamilial designation [details]

 Nomenclature

 for Laevicardium gaillardi Fischer-Piette, 1977

Described as Laevicardium (Trachycardium) gaillardi Fischer-Piette,1977 [details]

 Nomenclature

 for Maoricardium Marwick, 1944

No subfamilial designation [details]

 Subgenus

 for Corculum auri Fischer-Piette, 1977

(Trigonocardia) [details]

 Taxonomy

 for Clinocardium Keen, 1936

Clinocardium nuttallii (Conrad, 1837), is the single Recent representant of the genus [details]