Acanthocardia J. E. Gray, 1851 (basis of record)
Acanthocardia aculeata (Linnaeus, 1758) (basis of record)
Acanthocardia deshayesii (Payraudeau, 1826) (basis of record)
Acanthocardia echinata (Linnaeus, 1758) (basis of record)
Acanthocardia mucronata (Poli, 1791) accepted as Acanthocardia echinata (Linnaeus, 1758) (basis of record)
Acanthocardia paucicostata (G. B. Sowerby II, 1834) (basis of record)
Acanthocardia spinosa ([Lightfoot], 1786) (basis of record)
Acanthocardia tuberculata (Linnaeus, 1758) (basis of record)
Adacna Eichwald, 1838 (basis of record)
Adacna laeviuscula (Eichwald, 1829) (basis of record)
Adacna vitrea (Eichwald, 1829) (basis of record)
Afrocardium Tomlin, 1931 (basis of record)
Afrocardium richardi (Audouin, 1826) (basis of record)
Bucardium J. E. Gray, 1853 (basis of record)
Cardiidae Lamarck, 1809 (basis of record)
Cardiinae Lamarck, 1809 (basis of record)
Cardium Linnaeus, 1758 (basis of record)
Cardium belgicum De Malzine, 1867 accepted as Cerastoderma edule (Linnaeus, 1758) (basis of record)
Cardium belticum Reeve, 1845 accepted as Cerastoderma glaucum (Bruguière, 1789) (basis of record)
Cardium boreale Reeve, 1845 accepted as Cardium groenlandicum Mohr, 1786 accepted as Serripes (Serripes) groenlandicus (Mohr, 1786) (basis of record)
Cardium ciliare Linnaeus, 1758 (status source)
Cardium clodiense Brocchi, 1814 accepted as Cerastoderma glaucum (Bruguière, 1789) (basis of record)
Cardium crenulatum Lamarck, 1819 accepted as Cerastoderma edule (Linnaeus, 1758) (basis of record)
Cardium deshayesii Payraudeau, 1826 accepted as Acanthocardia deshayesii (Payraudeau, 1826) (basis of record)
Cardium duregnei Monterosato, 1891 accepted as Acanthocardia echinata (Linnaeus, 1758) (basis of record)
Cardium echinatum Linnaeus, 1758 accepted as Acanthocardia echinata (Linnaeus, 1758) (basis of record)
Cardium elongatum Montagu, 1803 accepted as Cerastoderma glaucum (Bruguière, 1789) (source of synonymy)
Cardium erinaceum Lamarck, 1819 accepted as Acanthocardia spinosa ([Lightfoot], 1786) (basis of record)
Cardium exiguum Gmelin, 1791 accepted as Parvicardium exiguum (Gmelin, 1791) (basis of record)
Cardium exiguum var. subquadrata Jeffreys, 1864 accepted as Parvicardium exiguum (Gmelin, 1791) (basis of record)
Cardium fabricii Deshayes, 1855 accepted as Cardium groenlandicum Mohr, 1786 accepted as Serripes (Serripes) groenlandicus (Mohr, 1786) (status source)
Cardium fasciatum Gmelin, 1791 accepted as Acanthocardia tuberculata (Linnaeus, 1758) (basis of record)
Cardium fragile Forsskål, 1775 accepted as Fulvia fragilis (Forsskål, 1775) (basis of record)
Cardium fragile Reeve, 1845 accepted as Cerastoderma glaucum (Bruguière, 1789) (source of synonymy)
Cardium glaucum marsi F. Nordsieck, 1969 accepted as Cardium glaucum Bruguière, 1789 accepted as Cerastoderma glaucum (Bruguière, 1789) (basis of record)
Cardium groenlandicum Mohr, 1786 accepted as Serripes (Serripes) groenlandicus (Mohr, 1786) (basis of record)
Cardium islandicum Bruguière, 1789 accepted as Cardium ciliatum O. Fabricius, 1780 accepted as Ciliatocardium ciliatum (O. Fabricius, 1780) (basis of record)
Cardium lamarckii Reeve, 1845 accepted as Cerastoderma lamarcki (Reeve, 1845) accepted as Cerastoderma glaucum (Bruguière, 1789) (basis of record)
Cardium norvegicum var. gibba Jeffreys, 1864 accepted as Laevicardium oblongum gibbum (Jeffreys, 1864) accepted as Laevicardium johnjeffreysi ter Poorten, 2024 (basis of record)
Cardium ovale G. B. Sowerby II, 1840 accepted as Cerastoderma glaucum (Bruguière, 1789) (status source)
Cardium parasitum O. G. Costa, 1839 accepted as Parvicardium subangulatum (Scacchi, 1833) (source of synonymy)
Cardium parvum R. A. Philippi, 1844 accepted as Parvicardium exiguum (Gmelin, 1791) (basis of record)
Cardium paucicostatum G. B. Sowerby II, 1834 accepted as Acanthocardia paucicostata (G. B. Sowerby II, 1834) (basis of record)
Cardium paucicostatum var. alba Bucquoy, Dautzenberg & Dollfus, 1892 accepted as Acanthocardia paucicostata (G. B. Sowerby II, 1834) (basis of record)
Cardium paucicostatum var. producta Bucquoy, Dautzenberg & Dollfus, 1892 accepted as Acanthocardia paucicostata (G. B. Sowerby II, 1834) (basis of record)
Cardium polii Payraudeau, 1826 accepted as Papillicardium papillosum (Poli, 1791) (basis of record)
Cardium punctatum Brocchi, 1814 † accepted as Papillicardium papillosum (Poli, 1791) (basis of record)
Cardium rusticum Linnaeus, 1758 accepted as Cardium tuberculatum Linnaeus, 1758 accepted as Acanthocardia tuberculata (Linnaeus, 1758) (basis of record)
Cardium siculum G. B. Sowerby II, 1834 accepted as Parvicardium subangulatum (Scacchi, 1833) (source of synonymy)
Cardium simile Milaschewitsch, 1909 accepted as Papillicardium simile (Milaschewitsch, 1909) (basis of record)
Cardium spinosum [Lightfoot], 1786 accepted as Acanthocardia spinosa ([Lightfoot], 1786) (basis of record)
Cardium stellatum Reeve, 1845 accepted as Parvicardium subangulatum (Scacchi, 1833) (source of synonymy)
Cardium striatum Spengler, 1799 accepted as Cardium australe G. B. Sowerby II, 1834 accepted as Fulvia australis (G. B. Sowerby II, 1834) (status source)
Cardium subangulatum Scacchi, 1833 accepted as Parvicardium subangulatum (Scacchi, 1833) (basis of record)
Cardium tuberculare G. B. Sowerby I, 1831 accepted as Acanthocardia tuberculata (Linnaeus, 1758) (basis of record)
Cardium tuberculatum var. mutica Bucquoy, Dautzenberg & Dollfus, 1892 accepted as Acanthocardia tuberculata (Linnaeus, 1758) (basis of record)
Cardium vulgare da Costa, 1778 accepted as Cerastoderma edule (Linnaeus, 1758) (basis of record)
Cerastoderma Poli, 1795 (basis of record)
Cerastoderma edule (Linnaeus, 1758) (basis of record)
Cerastoderma glaucum (Bruguière, 1789) (basis of record)
Ciliatocardium Kafanov, 1974 (basis of record)
Ciliatocardium ciliatum (O. Fabricius, 1780) (basis of record)
Ciliatocardium ciliatum ciliatum (O. Fabricius, 1780) represented as Ciliatocardium ciliatum (O. Fabricius, 1780) (basis of record)
Clinocardiinae Kafanov, 1975 (basis of record)
Clinocardium Keen, 1936 (basis of record)
Didacna Eichwald, 1838 (basis of record)
Didacna baeri (Grimm, 1877) (basis of record)
Didacna parallella Bogachev, 1932 (basis of record)
Didacna trigonoides (Pallas, 1771) (basis of record)
Fraginae R. B. Stewart, 1930 (basis of record)
Fulvia australis (G. B. Sowerby II, 1834) (basis of record)
Fulvia fragilis (Forsskål, 1775) (basis of record)
Goethemia Lambiotte, 1979 (basis of record)
Goethemia elegantula (Møller, 1842) (basis of record)
Laevicardiinae Keen, 1951 (basis of record)
Laevicardium castanea J. Vidal, 2005 (basis of record)
Laevicardium crassum (Gmelin, 1791) (basis of record)
Laevicardium johnjeffreysi ter Poorten, 2024 (original description)
Laevicardium oblongum (Gmelin, 1791) (basis of record)
Monodacna Eichwald, 1838 (basis of record)
Monodacna albida (Logvinenko & Starobogatov, 1967) (basis of record)
Monodacna caspia (Eichwald, 1829) (basis of record)
Monodacna colorata (Eichwald, 1829) (basis of record)
Orthocardiinae J. A. Schneider, 2002 (basis of record)
Papillicardium Sacco, 1899 (basis of record)
Papillicardium minimum (R. A. Philippi, 1836) (basis of record)
Papillicardium papillosum (Poli, 1791) (basis of record)
Papillicardium simile (Milaschewitsch, 1909) (basis of record)
Papillicardium turtoni (G. B. Sowerby III, 1894) (basis of record)
Parvicardium Monterosato, 1884 (basis of record)
Parvicardium carrozzai van Aartsen & Goud, 2001 (basis of record)
Parvicardium exiguum (Gmelin, 1791) (basis of record)
Parvicardium hauniense (Høpner Petersen & P. Russell, 1971) (basis of record)
Parvicardium pinnulatum (Conrad, 1831) (basis of record)
Parvicardium scabrum (R. A. Philippi, 1844) (basis of record)
Parvicardium scriptum (Bucquoy, Dautzenberg & Dollfus, 1892) (basis of record)
Parvicardium subangulatum (Scacchi, 1833) (status source)
Parvicardium trapezium Cecalupo & Quadri, 1996 (basis of record)
Parvicardium vroomi van Aartsen, Menkhorst & E. Gittenberger, 1984 (basis of record)
Procardium ter Poorten & La Perna, 2017 (basis of record)

 Taxonomic remark

 for Laevicardium castaneum J. Vidal, 2005

Contrary to the subspecies concept of Vidal (2005), herein assigned species rank as intermediates with Laevicardium ... [details]