Species Cardium arcaeformis Chapman & Crespin, 1934 †
Species Cardium bayeri Haanstra & Spiker, 1932 †
Species Cardium bivirgatum Wanner & Hahn, 1935 †
Species Cardium bomasense K. Martin, 1916 †
Species Cardium costatum Linnaeus, 1758
Species Cardium deplanatum O. Boettger, 1875 †
Species Cardium eduliforme O. Boettger, 1875 †
Species Cardium heeri Mayer-Eymar, 1859 †
Species Cardium maxicostatum ter Poorten, 2007
Species Cardium parvulum K. Martin, 1879 † (accepted > unreplaced junior homonym)
Species Cardium perobliquum K. Martin, 1883 †
Species Cardium rewaense Ladd, 1934 †
Species Cardium subfragile O. Boettger, 1875 †
Species Cardium verbeeki K. Martin, 1879 †

Subgenus Cardium (Acanthocardia) Gray, 1851 accepted as Acanthocardia Gray, 1851
Subgenus Cardium (Acanthocardium) Römer, 1868 accepted as Acanthocardia Gray, 1851
Subgenus Cardium (Adacna) Eichwald, 1838 accepted as Adacna Eichwald, 1838
Subgenus Cardium (Amphicardium) E. von Martens, 1880 accepted as Lyrocardium Meek, 1876 (unaccepted > junior objective synonym)
Subgenus Cardium (Archicardium) F. Sandberger, 1863 accepted as Acanthocardia Gray, 1851 (unaccepted > junior subjective synonym)
Subgenus Cardium (Avicardium) V. P. Kolesnikov, 1950 † accepted as Avicardium V. P. Kolesnikov, 1950 † (unaccepted > superseded rank)
Subgenus Cardium (Bucardium) Gray, 1853 accepted as Bucardium Gray, 1853
Subgenus Cardium (Cerastoderma) Poli, 1795 accepted as Cerastoderma Poli, 1795 (unaccepted > superseded combination)
Subgenus Cardium (Ctenocardia) H. Adams & A. Adams, 1858 accepted as Ctenocardia H. Adams & A. Adams, 1857
Subgenus Cardium (Didacna) Eichwald, 1838 accepted as Didacna Eichwald, 1838
Subgenus Cardium (Discors) Deshayes, 1858 † accepted as Discors Deshayes, 1858
Subgenus Cardium (Divergicardium) Dunker, 1882 accepted as Lyrocardium Meek, 1876 (synonym)
Subgenus Cardium (Eoprosodacna) Davitashvili, 1934 † accepted as Eoprosodacna Davitashvili, 1934 † (unaccepted > superseded rank)
Subgenus Cardium (Eucardium) P. Fischer, 1887 accepted as Acanthocardia Gray, 1851
Subgenus Cardium (Fragum) Röding, 1798 accepted as Fragum Röding, 1798
Subgenus Cardium (Fulvia) Gray, 1853 accepted as Fulvia Gray, 1853
Subgenus Cardium (Glans) Megerle von Mühlfeld, 1811 accepted as Glans Megerle von Mühlfeld, 1811
Subgenus Cardium (Inaequicostata) Paramonova, 1971 † accepted as Replidacna Jekelius, 1944 † (unaccepted > junior subjective synonym)
Subgenus Cardium (Kubanocardium) Muskhelishvili, 1965 † accepted as Kubanocardium Muskhelishvili, 1965 † (unaccepted > superseded rank)
Subgenus Cardium (Laevicardium) Swainson, 1840 accepted as Laevicardium Swainson, 1840
Subgenus Cardium (Limnocardium) [sic] † accepted as Lymnocardium Stoliczka, 1870 † (unaccepted > misspelling)
Subgenus Cardium (Lophocardium) Fischer, 1887 accepted as Lophocardium P. Fischer, 1887
Subgenus Cardium (Loxocardium) Cossmann, 1886 † accepted as Loxocardium Cossmann, 1886 † (original rank)
Subgenus Cardium (Monodacna) Eichwald, 1838 accepted as Monodacna Eichwald, 1838
Subgenus Cardium (Nemocardium) Meek, 1876 accepted as Nemocardium Meek, 1876
Subgenus Cardium (Obsoletiforma) Paramonova, 1971 † accepted as Obsoletiformes Kojumdgieva, 1969 † (unaccepted > unjustified emendation)
Subgenus Cardium (Orthocardium) Tremlett, 1950 † accepted as Orthocardium Tremlett, 1950 †
Subgenus Cardium (Papyridea) Swainson, 1840 accepted as Papyridea Swainson, 1840
Subgenus Cardium (Paradacna) Andrusov, 1909 † accepted as Paradacna Andrusov, 1909 † (unaccepted > superseded rank)
Subgenus Cardium (Parvicardium) Monterosato, 1884 accepted as Parvicardium Monterosato, 1884 (original rank)
Subgenus Cardium (Plagiocardium) Cossmann, 1886 † accepted as Plagiocardium Cossmann, 1886 † (original rank)
Subgenus Cardium (Protocardia) Beyrich, 1845 † accepted as Protocardia Beyrich, 1845 † (unaccepted > superseded rank)
Subgenus Cardium (Protocardium) Geinitz, 1874 accepted as Protocardia Beyrich, 1845 † (unjustified emendation)
Subgenus Cardium (Pseudocardita) Oppenheim, 1919 † accepted as Didacna Eichwald, 1838 (unaccepted > junior subjective synonym)
Subgenus Cardium (Psilodon) Cobălcescu, 1883 † accepted as Prosodacna Tournouër, 1882 † (junior homonym of Psilodon Perty, 1830 [Coleoptera]; junior synonym)
Subgenus Cardium (Replidacna) Jekelius, 1944 † accepted as Replidacna Jekelius, 1944 † (unaccepted > superseded rank)
Subgenus Cardium (Ringicardium) P. Fischer, 1887 accepted as Bucardium Gray, 1853
Subgenus Cardium (Serripes) Gould, 1841 accepted as Serripes Gould, 1841
Subgenus Cardium (Trachycardium) Mörch, 1853 accepted as Trachycardium Mörch, 1853 (unaccepted > superseded combination)
Subgenus Cardium (Tropidocardium) Römer, 1868 accepted as Cardium Linnaeus, 1758 (synonym)
Subgenus Cardium (Tulongocardium) C.-Z. Chen, J.-H. Chen & Z.-M. Zhang, 1976 † accepted as Tulongocardium C.-Z. Chen, J.-H. Chen & Z.-M. Zhang, 1976 †
Species Cardium abichi R. Hoernes, 1874 † accepted as Paradacna abichi (R. Hoernes, 1874) † (unaccepted > superseded combination)
Species Cardium abramovici A. A. Ali-Zade & Baba-Zade, 1967 † accepted as Raricardium konjuschevski (K. A. Ali-Zade, 1932) † (unaccepted > junior subjective synonym)
Species Cardium abreki Uspenskaja, 1931 † accepted as Avicardium abreki (Uspenskaja, 1931) † (unaccepted > superseded combination)
Species Cardium acardo Deshayes, 1838 † accepted as Arcicardium acardo (Deshayes, 1838) † (unaccepted > superseded combination)
Species Cardium acerbum V. P. Kolesnikov, 1929 † accepted as Obsoletiformes acerbus (V. P. Kolesnikov, 1929) † (unaccepted > superseded combination)
Species Cardium aculcatum Aradas & Benoit, 1872 accepted as Acanthocardia aculeata (Linnaeus, 1758) (unaccepted > misspelling)
Species Cardium aculeatum Linnaeus, 1758 accepted as Acanthocardia aculeata (Linnaeus, 1758) (original combination)
Species Cardium adacnoides Cheltsov, 1965 † accepted as Acobaecardium akobae (Cheltsov, 1965) † (subjective synonym)
Species Cardium adamsii Reeve, 1850 accepted as Cardium fornicatum G. B. Sowerby II, 1840 accepted as Ctenocardia fornicata (G. B. Sowerby II, 1840) (unaccepted > junior subjective synonym)
Species Cardium adonisi A. A. Ali-Zade & Baba-Zade, 1967 † accepted as Miricardium caracutum (Uspenskaja, 1931) † (unaccepted > junior subjective synonym)
Species Cardium aeolicum Born, 1778 accepted as Lyrocardium aeolicum (Born, 1778) (original combination)
Species Cardium aeolicum Gmelin, 1791 accepted as Lyrocardium aeolicum (Born, 1778)
Species Cardium aequale Deshayes, 1855 accepted as Corculum aequale (Deshayes, 1855) (original combination)
Species Cardium agassizii Michelotti, 1839 † accepted as Cardiolucina agassizii (Michelotti, 1839) † (original combination)
Species Cardium akobae Cheltsov, 1965 † accepted as Acobaecardium akobae (Cheltsov, 1965) † (unaccepted > superseded combination)
Species Cardium aktamense A. A. Ali-Zade, 1967 † accepted as Cerastoderma dombra (Andrusov, 1902) † (tentative junior subjective synonym)
Species Cardium aktschagilicum K. A. Ali-Zade, 1941 † accepted as Aktschagylocardium uspenskaiae (V. P. Kolesnikov, 1950) †
Species Cardium alabastrum P. P. Carpenter, 1857 accepted as Trigoniocardia granifera (Broderip & G. B. Sowerby I, 1829) (synonym)
Species Cardium albanicum [sic] † accepted as Miricardium dahestanicum (Uspenskaja, 1931) † (incorrect subsequent spelling, tentative junior subjective synonym)
Species Cardium albanum A. A. Ali-Zade & Baba-Zade, 1967 † accepted as Miricardium dahestanicum (Uspenskaja, 1931) † (tentative junior subjective synonym)
Species Cardium aliforme J. de C. Sowerby, 1827 † accepted as Conocardium aliforme (J. de C. Sowerby, 1827) † (original combination)
Species Cardium alternatum G. B. Sowerby II, 1840 accepted as Vasticardium angulatum (Lamarck, 1819) (unaccepted > junior subjective synonym)
Species Cardium altum Cheltsov, 1965 † accepted as Cerastoderma altum (Cheltsov, 1965) † (unaccepted > superseded combination)
Species Cardium amandum A. A. Ali-Zade, 1967 † accepted as Cerastoderma siphonophorum (Andrusov, 1902) † (unaccepted > junior subjective synonym)
Species Cardium amboinense Gmelin, 1791 accepted as Tucetona pectunculus (Linnaeus, 1758)
Species Cardium ammoni Rzehak, 1893 † accepted as Limnopagetia ammoni (Rzehak, 1893) † (unaccepted > superseded combination)
Species Cardium anapi A. A. Ali-Zade, 1967 † accepted as Miricardium caracutum (Uspenskaja, 1931) † (unaccepted > junior subjective synonym)
Species Cardium andrusovi Sokolov, 1899 † accepted as Acanthocardia andrusovi (Sokolov, 1899) † (unaccepted > superseded combination)
Species Cardium angulatum A. A. Ali-Zade, 1967 † accepted as Miricardium caracutum (Uspenskaja, 1931) † (tentative junior subjective synonym)
Species Cardium angulatum Lamarck, 1819 accepted as Vasticardium angulatum (Lamarck, 1819) (original combination)
Species Cardium angulosum Deshayes, 1857 † accepted as Plagiodacna angulosa (Deshayes, 1857) † (unaccepted > superseded combination)
Species Cardium angusticostatum Rousseau, 1842 † accepted as Stenodacna angusticostata (Rousseau, 1842) † (unaccepted > superseded combination)
Species Cardium annae Pilsbry, 1904 accepted as Fulvia (Fulvia) mutica (Reeve, 1844) represented as Fulvia mutica (Reeve, 1844) (unaccepted > junior subjective synonym)
Species Cardium antillarum d'Orbigny, 1853 accepted as Trigoniocardia antillarum (d'Orbigny, 1853) (original combination)
Species Cardium antropovi A. A. Ali-Zade, 1967 † accepted as Miricardium dahestanicum (Uspenskaja, 1931) † (tentative junior subjective synonym)
Species Cardium anubis A. A. Ali-Zade, 1967 † accepted as Acobaecardium akobae (Cheltsov, 1965) † (unaccepted > junior subjective synonym)
Species Cardium apertum Münster, 1837 † accepted as Lymnocardium apertum (Münster, 1837) † (unaccepted > superseded combination)
Species Cardium apertum Chemnitz, 1782 accepted as Cardium apertum Bruguière, 1789 accepted as Fulvia aperta (Bruguière, 1789) (unavailable name: published in a work rejected by ICZN direction 1)
Species Cardium apertum Bruguière, 1789 accepted as Fulvia aperta (Bruguière, 1789) (original combination)
Species Cardium aperturatum Deshayes, 1853 † accepted as Bosphoricardium aperturatum (Deshayes, 1853) † (unaccepted > superseded combination)
Species Cardium apicinum (P. P. Carpenter, 1864) accepted as Laevicardium substriatum (Conrad, 1837) (synonym)
Species Cardium apporectum A. A. Ali-Zade & Baba-Zade, 1967 † accepted as Miricardium caracutum (Uspenskaja, 1931) † (tentative junior subjective synonym)
Species Cardium approbum A. A. Ali-Zade, 1967 † accepted as Miricardium dahestanicum (Uspenskaja, 1931) † (tentative junior subjective synonym)
Species Cardium aquilinum Mittre, 1842 accepted as Parvicardium exiguum (Gmelin, 1791) (synonym)
Species Cardium aquitanicum Mayer, 1858 † accepted as Lyrocardium aquitanicum (Mayer, 1858) † (original combination)
Species Cardium arabicus Issel, 1869 accepted as Afrocardium richardi (Audouin, 1826) (synonym)
Species Cardium aradasi Crema, 1903 † accepted as Papillicardium aradasi (Crema, 1903) † (original combination)
Species Cardium arbacti A. A. Ali-Zade & Baba-Zade, 1967 † accepted as Miricardium dahestanicum (Uspenskaja, 1931) † (tentative junior subjective synonym)
Species Cardium arcella Dujardin, 1837 † accepted as Cerastoderma arcellum (Dujardin, 1837) † (unaccepted > superseded combination)
Species Cardium arcticum G. B. Sowerby II, 1834 accepted as Ciliatocardium ciliatum ciliatum (O. Fabricius, 1780) (unaccepted > junior subjective synonym)
Species Cardium arcuatulum G. B. Sowerby III, 1874 accepted as Fragum mundum (Reeve, 1845) (unaccepted > junior subjective synonym)
Species Cardium arcuatum Montagu, 1803 accepted as Lucinella divaricata (Linnaeus, 1758) (synonym)
Species Cardium arenatum P. P. Carpenter, 1857 accepted as Cardium quadragenarium Conrad, 1837 accepted as Dallocardia quadragenaria (Conrad, 1837) (synonym)
Species Cardium arenicolum Reeve, 1845 accepted as Acrosterigma maculosum (W. Wood, 1815) represented as Acrosterigma maculosum maculosum (W. Wood, 1815) (unaccepted > junior subjective synonym)
Species Cardium argovianum Mayer, 1865 † accepted as Protocardia argoviana (Mayer, 1865) † (original combination)
Species Cardium arguni Uspenskaja, 1931 † accepted as Avicardium kamishense (Uspenskaja, 1931) † (subjective synonym)
Species Cardium argutum A. A. Ali-Zade, 1967 † accepted as Miricardium dahestanicum (Uspenskaja, 1931) † (tentative junior subjective synonym)
Species Cardium aristi A. A. Ali-Zade & Baba-Zade, 1967 † accepted as Cerastoderma altum (Cheltsov, 1965) † (tentative junior subjective synonym)
Species Cardium arpadense M. Hörnes, 1861 † (unaccepted > superseded combination)
Species Cardium asaphum A. F. Leanza, 1942 † (unaccepted > superseded combination)
Species Cardium asiaticum A. A. Ali-Zade, 1967 † (unaccepted > junior subjective synonym)
Species Cardium asiaticum Chemnitz, 1782 (unaccepted, unavailable name: published in a work rejected by ICZN direction 1)
Species Cardium asiaticum Bruguière, 1789 (unaccepted, original combination)
Species Cardium aspersum G. B. Sowerby I, 1833 (unaccepted, original combination)
Species Cardium asperulum Lamarck, 1805 † (unaccepted > superseded combination)
Species Cardium assimile Reeve, 1844 (unaccepted, original combination)
Species Cardium atrocis A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium attenuatum G. B. Sowerby II, 1841 (unaccepted, original combination)
Species Cardium auingeri T. Fuchs, 1870 † (unaccepted > superseded combination)
Species Cardium aurantiacum A. Adams & Reeve, 1850 (unaccepted, original combination)
Species Cardium auricula Niebuhr, 1775 (unaccepted, original combination)
Species Cardium australe G. B. Sowerby II, 1834 (unaccepted, original combination)
Species Cardium australiense Reeve, 1844 (unaccepted, original combination)
Species Cardium aventini A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium aviculare Deshayes, 1829 † (unaccepted, Unjustified emendation of Cardita avicularia Lamarck, 1805)
Species Cardium avisanense Fontannes, 1879 † (unaccepted, original combination)
Species Cardium azerbajdjanicum K. A. Ali-Zade, 1932 † (unaccepted > superseded combination)
Species Cardium baeri Grimm, 1877 (unaccepted, original combination)
Species Cardium baericrassum Pavlov, 1925 † (unaccepted > superseded combination)
Species Cardium bajarunasi V. P. Kolesnikov, 1929 † (unaccepted > superseded combination)
Species Cardium balatonicum T. Fuchs, 1870 † (unaccepted > superseded combination)
Species Cardium balchanicum A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium banaticum T. Fuchs, 1870 † (unaccepted > superseded combination)
Species Cardium barbotdemarnii Grimm, 1877 (unaccepted, original combination)
Species Cardium barboti R. Hoernes, 1874 † (unaccepted > superseded combination)
Species Cardium bavaricum Ammon, 1888 † (unaccepted > superseded combination)
Species Cardium bayerni R. Hoernes, 1874 † (unaccepted > superseded combination)
Species Cardium bazini Deshayes, 1858 † (unaccepted > superseded combination)
Species Cardium beaumonti "d'Orbigny, 1844" † (unaccepted > junior objective synonym)
Species Cardium beaumontianum "d'Orbigny, 1844" † (unaccepted > junior objective synonym)
Species Cardium bechei Reeve, 1847 (unaccepted, original combination)
Species Cardium belcheri Broderip & G. B. Sowerby I, 1829 (unaccepted, original combination)
Species Cardium belgicum De Malzine, 1867 (unaccepted > junior subjective synonym)
Species Cardium beli A. A. Ali-Zade & Petrova, 1969 † (unaccepted > junior subjective synonym)
Species Cardium bellulum A. A. Ali-Zade, 1967 † (unaccepted > junior subjective synonym)
Species Cardium belticum Reeve, 1845 (unaccepted, synonym)
Species Cardium belusi A. A. Ali-Zade, 1967 † (unaccepted > junior subjective synonym)
Species Cardium bengasiensis Kaltenbach, 1943 (unaccepted, synonym)
Species Cardium benoisti Cossmann, 1896 † (unaccepted, original combination)
Species Cardium bianconianum Cocconi, 1873 † (unaccepted)
Species Cardium biangulatum Broderip & G. B. Sowerby I, 1829 (unaccepted, original combination)
Species Cardium biradiatum Bruguière, 1789 (unaccepted, original combination)
Species Cardium blandum A. Gould, 1850 (unaccepted, original combination)
Species Cardium bogatchevi V. P. Kolesnikov, 1929 † (unaccepted, superseded rank and combination)
Species Cardium bollenense Mayer, 1871 † (unaccepted > superseded combination)
Species Cardium bollense [sic] † (unaccepted > misspelling)
Species Cardium boreale Reeve, 1845 (unaccepted > junior homonym, non Cardium boreale Broderip & G. B. Sowerby I, 1829)
Species Cardium boreale Broderip & G. B. Sowerby I, 1829 (unaccepted, possible synonym)
Species Cardium bouei Deshayes, 1858 † (unaccepted > superseded combination)
Species Cardium bourdoti Cossmann, 1882 † (unaccepted > superseded combination)
Species Cardium bouryi Cossmann, 1886 † (unaccepted > superseded combination)
Species Cardium bozdagiense K. A. Ali-Zade, 1941 † (unaccepted)
Species Cardium brachytonum Suter, 1917 † (unaccepted, superseded combination)
Species Cardium brasilianum Lamarck, 1819 (unaccepted, original combination)
Species Cardium bruguierei Deshayes, 1857 † (unaccepted)
Species Cardium brunneri Hector, 1886 † (unaccepted, original combination)
Species Cardium brusinai Rzehak, 1893 † (unaccepted > junior subjective synonym)
Species Cardium buelowi Rolle, 1896 (unaccepted, original combination)
Species Cardium bullatum (Linnaeus, 1758) sensu Lamarck, 1819 (unaccepted > misapplication)
Species Cardium bullatum Locard, 1891 (unaccepted > junior homonym, non Cardium bullatum (Linnaeus, 1758))
Species Cardium bülowi Rolle, 1896 (unaccepted, incorrect spelling)
Species Cardium burchardti Dunker, 1877 (unaccepted > incorrect original spelling)
Species Cardium burdigalinum Lamarck, 1819 † (unaccepted, original combination)
Species Cardium burnupi G. B. Sowerby III, 1897 (unaccepted, original combination)
Species Cardium calcitrapoides Lamarck, 1805 † (unaccepted, original combination)
Species Cardium californianum Conrad, 1837 (unaccepted, synonym)
Species Cardium californiense Deshayes, 1839 (unaccepted, original combination)
Species Cardium campechiense Röding, 1798 (unaccepted > junior subjective synonym)
Species Cardium cantuariense Laws, 1933 † (unaccepted, superseded combination)
Species Cardium caparti Nicklès, 1955 (unaccepted, original combination)
Species Cardium capsoides Bayan, 1873 † (unaccepted > superseded combination)
Species Cardium caracutum Uspenskaja, 1931 † (unaccepted > superseded combination)
Species Cardium cardissa Linnaeus, 1758 (unaccepted, original combination)
Species Cardium carditaeforme Reeve, 1845 (unaccepted, synonym)
Species Cardium carinatum Deshayes, 1838 † (unaccepted > junior homonym)
Species Cardium carneosum da Costa, 1779 (unaccepted)
Species Cardium carnuntinum M. Hörnes, 1861 † (unaccepted > superseded combination)
Species Cardium carpatinum (Jekelius, 1944) † (unaccepted > superseded combination)
Species Cardium casertanum Poli, 1791 (unaccepted)
Species Cardium caspium A. A. Ali-Zade, 1967 † (unaccepted > junior subjective synonym)
Species Cardium castellinense Capellini, 1873 † (unaccepted > superseded combination)
Species Cardium caudatum K. A. Ali-Zade, 1941 † (unaccepted)
Species Cardium cazecae Andrusov, 1890 † (unaccepted > superseded combination)
Species Cardium cekusi Gorjanović-Kramberger, 1890 † (unaccepted > superseded combination)
Species Cardium centopleurum Andrusov, 1902 † (unaccepted > superseded combination)
Species Cardium centumliratum Melvill, 1907 (unaccepted, original combination)
Species Cardium centumpleurum [sic] † (unaccepted > misspelling)
Species Cardium ceramidum Dall, 1886 (unaccepted, synonym)
Species Cardium chartaceum Brusina, 1874 † (unaccepted > superseded combination)
Species Cardium chazaricum A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium chiae Almera, 1894 † (unaccepted, superseded rank and combination)
Species Cardium chorasanicum A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium chorezmicum A. A. Ali-Zade, 1967 † (unaccepted > junior subjective synonym)
Species Cardium ciliatum O. Fabricius, 1780 (unaccepted, original combination)
Species Cardium citrinum W. Wood, 1815 (unaccepted > junior subjective synonym)
Species Cardium civicum Yokoyama, 1927 † (unaccepted, original combination)
Species Cardium clodiense Brocchi, 1814 (unaccepted, synonym)
Species Cardium cochleatum Quenstedt, 1852 † (unaccepted, original combination)
Species Cardium coefiensis Kaltenbach, 1943 (unaccepted, synonym)
Species Cardium collineum Buvignier, 1852 † (unaccepted, original combination)
Species Cardium complanatum T. Fuchs, 1870 † (unaccepted > superseded combination)
Species Cardium conjungens M. Hörnes, 1861 † (unaccepted > superseded combination)
Species Cardium consors G. B. Sowerby I, 1833 (unaccepted, original combination)
Species Cardium conspectum Cheltsov, 1965 † (unaccepted > superseded combination)
Species Cardium convexum Deshayes, 1858 † (unaccepted > superseded combination)
Species Cardium convexum A. A. Ali-Zade, 1967 † (unaccepted, junior homonym of Cardium convexum Deshayes, 1858, and tentative junior subjective synonym)
Species Cardium cooperii Gabb, 1864 † (unaccepted, original combination)
Species Cardium copiosum Cheltsov, 1965 † (unaccepted, tentative subjective synonym)
Species Cardium corallinum Leymerie, 1846 † (unaccepted)
Species Cardium corallinum Linnaeus, 1758 (unaccepted > superseded combination)
Species Cardium corbis Martyn, 1784 (unaccepted > unavailable name, non-binominal)
Species Cardium corbuloides Deshayes, 1838 † (unaccepted > superseded combination)
Species Cardium coronatum Schröter, 1786 (unaccepted, original combination)
Species Cardium coronatum Spengler, 1799 (unaccepted, invalid: junior homonym of Cardium coronatum Schröter, 1786 )
Species Cardium cosmetum Cossmann, 1886 † (unaccepted > superseded combination)
Species Cardium coxi Hector, 1886 † (unaccepted, original combination)
Species Cardium cracentis A. A. Ali-Zade & Baba-Zade, 1967 † (unaccepted, subjective synonym)
Species Cardium crassatellatum Deshayes, 1838 † (unaccepted > superseded combination)
Species Cardium crassispinosum G. B. Sowerby II, 1834 (unaccepted)
Species Cardium crassum Eichwald, 1829 (unaccepted > junior homonym, invalid: non Cardium crassum Gmelin, 1791)
Species Cardium crassum Gmelin, 1791 (unaccepted, original combination)
Species Cardium crenelloides Melvill, 1909 (unaccepted, synonym)
Species Cardium crenulatum Lamarck, 1819 (unaccepted > junior subjective synonym)
Species Cardium crenulatum Rousseau, 1842 † (unaccepted > junior homonym, non Cardium crenulatum Lamarck, 1819)
Species Cardium cristagalli L. Róth, 1878 † (unaccepted > superseded combination)
Species Cardium cruentatum A. Gould, 1855 (unaccepted)
Species Cardium cruentum Perry, 1811 (unaccepted, synonym)
Species Cardium cucullatum Goldfuss, 1837 † (unaccepted > superseded combination)
Species Cardium cuculloides Tate, 1886 † (unaccepted)
Species Cardium cucurtense Andrusov, 1902 † (unaccepted, subjective synonym)
Species Cardium cumingii Broderip, 1833 (unaccepted, original combination)
Species Cardium cygnorum Deshayes, 1855 (unaccepted, original combination)
Species Cardium cypricardioides Capellini, 1880 † (unaccepted > superseded combination)
Species Cardium cyreniforme Buvignier, 1852 † (unaccepted > superseded combination)
Species Cardium cyrense K. A. Ali-Zade, 1941 † (unaccepted)
Species Cardium dahestanicum Uspenskaja, 1931 † (unaccepted > superseded combination)
Species Cardium dalli Heilprin, 1886 † (unaccepted, original combination)
Species Cardium danatense A. A. Ali-Zade, 1967 † (unaccepted > junior subjective synonym)
Species Cardium danovi V. P. Kolesnikov, 1929 † (unaccepted > superseded combination)
Species Cardium danubianum Mayer, 1866 † (unaccepted)
Species Cardium darwini Mayer, 1866 (unaccepted, unnecessary replacement name)
Species Cardium davidaschvilii V. P. Kolesnikov, 1950 † (unaccepted > superseded combination)
Species Cardium decorum T. Fuchs, 1870 † (unaccepted > superseded combination)
Species Cardium decussatum Mantell, 1822 † (unaccepted, original combination)
Species Cardium deformis A. A. Ali-Zade & Petrova, 1969 † (unaccepted, tentative junior subjective synonym)
Species Cardium degrangei Cossmann, 1896 † (unaccepted, original combination)
Species Cardium delicatulum E. A. Smith, 1915 (unaccepted)
Species Cardium delpeutum McGill, 1964 (unaccepted, synonym)
Species Cardium denisevici A. A. Ali-Zade, 1967 † (unaccepted > junior subjective synonym)
Species Cardium depressum Deshayes, 1838 † (unaccepted > superseded combination)
Species Cardium descriptum Volkova, 1953 † (unaccepted > superseded combination)
Species Cardium desertum Stoliczka, 1862 † (unaccepted > superseded combination)
Species Cardium deshayesianum Bianconi, 1856 (unaccepted > junior subjective synonym)
Species Cardium deshayesii Payraudeau, 1826 (unaccepted, original combination)
Species Cardium desperatum V. P. Kolesnikov, 1929 † (unaccepted > superseded combination)
Species Cardium diluvianum Lamarck, 1819 † (unaccepted)
Species Cardium dionaeum Broderip & G. B. Sowerby I, 1829 (unaccepted)
Species Cardium discors Montagu, 1803 (unaccepted)
Species Cardium discors Lamarck, 1805 † (unaccepted, junior homonym of Cardium discors Montagu, 1803)
Species Cardium dissimile J. de C. Sowerby, 1827 † (unaccepted)
Species Cardium dolichum Suter, 1917 † (unaccepted, superseded combination)
Species Cardium dombra Andrusov, 1902 † (unaccepted > superseded combination)
Species Cardium donaciforme Bruguière, 1789 (unaccepted, original combination)
Species Cardium dongingii Sinzov, 1876 † (unaccepted > superseded combination)
Species Cardium duboisi Mayer, 1856 † (unaccepted > superseded combination)
Species Cardium dulce Deshayes, 1863 (unaccepted, original combination)
Species Cardium dulcinea Dall, 1916 (unaccepted, synonym)
Species Cardium dupinianum A. d'Orbigny, 1844 † (unaccepted)
Species Cardium dupuchense Reeve, 1845 (unaccepted)
Species Cardium duregnei Monterosato, 1891 (unaccepted, junior synonym)
Species Cardium dyoniseum Buvignier, 1852 † (unaccepted)
Species Cardium ebaranum Yokoyama, 1927 (unaccepted, Synonym)
Species Cardium ebersini V. P. Kolesnikov, 1950 † (unaccepted > junior subjective synonym)
Species Cardium eburniferum Guppy, 1869 (unaccepted > junior subjective synonym)
Species Cardium echinatum Linnaeus, 1758 (unaccepted, original combination)
Species Cardium echinatum Bruguière, 1789 (unaccepted > junior homonym, non Cardium echinatum Linnaeus, 1758)
Species Cardium edentula Montagu, 1808 (unaccepted > junior subjective synonym)
Species Cardium edentulum Montagu, 1808 (unaccepted, synonym)
Species Cardium edentulum Deshayes, 1838 † (unaccepted > junior homonym, junior homonym of Cardium edentulum Montagu, 1808; Cardium subedentulum is a replacement name)
Species Cardium edesma Almera & Bofill y Poch, 1894 † (unaccepted > superseded combination)
Species Cardium edule Linnaeus, 1758 (unaccepted > superseded combination, original combination)
Species Cardium edwardsi Deshayes, 1858 † (unaccepted > superseded combination)
Species Cardium egmontianum Shuttleworth, 1856 (unaccepted > superseded combination)
Species Cardium eichwaldi Krynicki, 1837 (unaccepted > superseded combination, original combination)
Species Cardium eichwaldi Reeve, 1845 (unaccepted, synonym)
Species Cardium eichwaldii Reeve, 1845 (unaccepted)
Species Cardium elatum G. B. Sowerby I, 1833 (unaccepted, original combination)
Species Cardium eldaricum V. P. Kolesnikov, 1950 † (unaccepted > junior subjective synonym)
Species Cardium elegantis Steklov, 1955 † (unaccepted > superseded combination)
Species Cardium elegantulum Uspenskaja, 1931 † (unaccepted > junior homonym, junior homonym of Cardium elegantulum Møller, 1842; Cardium uspenskaiae is a replacement name)
Species Cardium elegantulum Møller, 1842 (unaccepted, original combination)
Species Cardium elegantulum F. A. Roemer, 1849 † (unaccepted > junior homonym, junior homonym of Cardium elegantulum Møller, 1842; Liopistha elegantulata is a replacement name)
Species Cardium elenense G. B. Sowerby II, 1840 (unaccepted)
Species Cardium elongatum Bruguière, 1789 (unaccepted)
Species Cardium elongatum Montagu, 1803 (unaccepted, junior homonym of Cardium elongatum Bruguière, 1789)
Species Cardium elongatum J. Sowerby, 1815 † (unaccepted, original combination)
Species Cardium emarginatum Deshayes, 1829 † (unaccepted)
Species Cardium emarginatum Deshayes, 1838 † (unaccepted > junior homonym, junior homonym of Cardium emarginatum Deshayes, 1829; Cardium aperturatum is a replacement name)
Species Cardium enode G. B. Sowerby II, 1840 (unaccepted)
Species Cardium erinaceum Lamarck, 1819 (unaccepted > junior subjective synonym, junior synonym)
Species Cardium erinaceus (unaccepted > misspelling, lapsus calami)
Species Cardium erugatum Tate, 1889 (unaccepted)
Species Cardium euglyptum G. B. Sowerby III, 1914 (unaccepted, synonym)
Species Cardium euroum A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium euryti A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium exasperatum G. B. Sowerby II, 1839 (unaccepted, original combination)
Species Cardium exiguum Gmelin, 1791 (unaccepted, original combination)
Species Cardium exile Dunker, 1861 (unaccepted)
Species Cardium exstriatulum Sacco, 1899 (unaccepted, synonym)
Species Cardium fabricii Deshayes, 1855 (unaccepted, original combination)
Species Cardium facetum Suter, 1917 † (unaccepted, superseded combination)
Species Cardium fasciatum Montagu, 1808 (unaccepted > junior homonym, non Cardium fasciatum Gmelin, 1791)
Species Cardium fasciatum Gmelin, 1791 (unaccepted, synonym)
Species Cardium fasetum Zhizhchenko, 1936 † (unaccepted > junior subjective synonym)
Species Cardium fedrighinii Capellini, 1879 † (unaccepted > superseded combination)
Species Cardium ferrugineum Brusina, 1874 † (unaccepted > superseded combination)
Species Cardium ferruginosum Reeve, 1845 (unaccepted, Junior synonym)
Species Cardium festivum Deshayes, 1855 (unaccepted, original combination)
Species Cardium fimbriatum W. Wood, 1815 (unaccepted)
Species Cardium fimbriatum Lamarck, 1819 (unaccepted > junior homonym, non Cardium fimbriatum W. Wood, 1815)
Species Cardium finitima Grishkevich, 1961 † (unaccepted > superseded combination)
Species Cardium fischerianum Doenging, 1852 † (unaccepted > superseded combination)
Species Cardium fischeriformis A. Papp, 1954 † (unaccepted > superseded combination)
Species Cardium fittoni d'Orbigny, 1845 † (unaccepted > superseded combination)
Species Cardium flavum Linnaeus, 1758 (unaccepted)
Species Cardium flexuosum Gmelin, 1791 (unaccepted, junior synonym)
Species Cardium formidolosum A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium formosum Deshayes, 1858 † (unaccepted, original combination)
Species Cardium fornasinianum Bianconi, 1856 (unaccepted > junior subjective synonym)
Species Cardium fornicatum A. A. Ali-Zade, 1967 † (unaccepted > junior subjective synonym)
Species Cardium fornicatum G. B. Sowerby II, 1840 (unaccepted, original combination)
Species Cardium foveolatum G. B. Sowerby II, 1840 sensu Reeve, 1845 (unaccepted)
Species Cardium fragile Forsskål, 1775 (unaccepted > superseded combination)
Species Cardium fragile Reeve, 1845 (unaccepted, synonym)
Species Cardium fragosum A. A. Ali-Zade, 1967 † (unaccepted > junior subjective synonym)
Species Cardium fragum Linnaeus, 1758 (unaccepted)
Species Cardium fraterculus Deshayes, 1858 † (unaccepted > superseded combination)
Species Cardium fraternum Mayer, 1864 † (unaccepted, original combination)
Species Cardium friabile Krauss, 1852 † (unaccepted > superseded combination)
Species Cardium fucanum Dall, 1907 (unaccepted, junior synonym)
Species Cardium fucatum Spengler, 1799 (unaccepted > junior subjective synonym)
Species Cardium fuchsi Neumayr, 1875 † (unaccepted > superseded combination)
Species Cardium fuchsii [sic] † (unaccepted > misspelling)
Species Cardium fugax Cossmann, 1886 † (unaccepted > superseded combination)
Species Cardium fultoni G. B. Sowerby III, 1916 (unaccepted, original combination)
Species Cardium fusiformis Uspenskaja, 1931 † (unaccepted > junior subjective synonym)
Species Cardium gabbi Rémond, 1863 † (unaccepted)
Species Cardium gaditanum Gmelin, 1791 (unaccepted, dubious synonym)
Species Cardium gatuevi V. P. Kolesnikov, 1929 † (unaccepted > superseded combination)
Species Cardium geranicum K. A. Ali-Zade, 1954 † (unaccepted, tentative junior subjective synonym)
Species Cardium ghergutai Jekelius, 1944 † (unaccepted > superseded combination)
Species Cardium gigas Defrance, 1817 † (unaccepted > superseded combination)
Species Cardium gilchristi G. B. Sowerby III, 1904 (unaccepted)
Species Cardium girondicum Mayer, 1866 † (unaccepted)
Species Cardium glabratum Römer, 1869 (unaccepted, synonym)
Species Cardium glaucum Poiret, 1789 (unaccepted, junior homonym of Cardium glaucum Bruguière, 1789 )
Species Cardium glaucum Bruguière, 1789 (unaccepted, original combination)
Species Cardium gleichenbergense A. Papp, 1954 † (unaccepted > junior subjective synonym)
Species Cardium goriense Davitashvili, 1934 † (unaccepted > superseded combination)
Species Cardium gossei Deshayes, 1855 (unaccepted > junior subjective synonym)
Species Cardium gourieffi Deshayes, 1838 † (unaccepted > superseded combination)
Species Cardium gracile Pusch, 1836 † (unaccepted > junior subjective synonym)
Species Cardium gracile Rzehak, 1893 † (unaccepted > superseded combination)
Species Cardium gracilicostatum Jekelius, 1944 † (unaccepted > superseded combination)
Species Cardium graniferum Broderip & G. B. Sowerby I, 1829 (unaccepted, original combination)
Species Cardium granulosum Lamarck, 1805 † (unaccepted, original combination)
Species Cardium gratiosum Deshayes, 1855 (unaccepted > junior subjective synonym)
Species Cardium gratum A. A. Ali-Zade, 1967 † (unaccepted > junior homonym, junior homonym of Cardium gratum Defrance, 1829, and tentative junior subjective synonym)
Species Cardium gratum Defrance, 1829 † (unaccepted > superseded combination)
Species Cardium greyi F. W. Hutton, 1873 † (unaccepted, superseded combination)
Species Cardium groenlandicum Chemnitz, 1782 (unaccepted, unavailable name: published in a work rejected by ICZN direction 1)
Species Cardium groenlandicum Mohr, 1786 (unaccepted, original combination)
Species Cardium guanacastense Hertlein & A. M. Strong, 1947 (unaccepted, unnecessary replacement name; synonym)
Species Cardium gubkini K. A. Ali-Zade, 1932 † (unaccepted > junior subjective synonym)
Species Cardium gudexi Laws, 1933 † (unaccepted, original combination)
Species Cardium guichardi Bernardi, 1857 (unaccepted > junior subjective synonym)
Species Cardium guppyi Thiele, 1910 (unaccepted, original combination)
Species Cardium hantkeni T. Fuchs, 1870 † (unaccepted > superseded combination)
Species Cardium harpa Münster, 1837 † (unaccepted > superseded combination)
Species Cardium hastiloides K. A. Ali-Zade, 1941 † (unaccepted)
Species Cardium hatchetigbeense Aldrich, 1886 † (unaccepted > superseded combination)
Species Cardium haueri M. Hörnes, 1861 † (unaccepted > superseded combination)
Species Cardium hauniense Høpner Petersen & P. Russell, 1971 (unaccepted > superseded combination)
Species Cardium hayesii W. Stimpson, 1864 (unaccepted > junior subjective synonym)
Species Cardium helleri Brusina, 1865 (unaccepted > junior subjective synonym)
Species Cardium hemicardium Linnaeus, 1758 (unaccepted, original combination)
Species Cardium hemimeris Tate, 1887 † (unaccepted)
Species Cardium heteroclitum Lamarck, 1805 † (unaccepted > superseded combination)
Species Cardium hians Brocchi, 1814 † (unaccepted > junior homonym, non Cardium hians Spengler, 1799)
Species Cardium hians Spengler, 1799 (unaccepted, Objective synonym)
Species Cardium hiatus Meuschen, 1787 (unaccepted, rejected work: non-binominal)
Species Cardium hillanum J. Sowerby, 1813 † (unaccepted)
Species Cardium hispidum Eichwald, 1830 † (unaccepted > junior subjective synonym)
Species Cardium hiulcum Reeve, 1845 (unaccepted, original combination)
Species Cardium hornesi Deshayes, 1858 † (unaccepted > superseded combination)
Species Cardium hoshmensilicum Uspenskaja, 1931 † (unaccepted > junior subjective synonym)
Species Cardium hudsoniense Deshayes, 1855 (unaccepted > junior subjective synonym)
Species Cardium humanum Römer, 1869 (unaccepted)
Species Cardium humanum Linnaeus, 1758 (unaccepted)
Species Cardium hungaricum M. Hörnes, 1861 † (unaccepted > superseded combination)
Species Cardium hungerfordi G. B. Sowerby III, 1901 (unaccepted, original combination)
Species Cardium hybridum Deshayes, 1829 † (unaccepted > superseded combination)
Species Cardium hyrcanicum A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium hystrix Reeve, 1844 (unaccepted, invalid: junior homonym of Cardium hystrix Lightfoot, 1786; Fragum symbolicum Iredale, 1929, is a replacement name)
Species Cardium hystrix [Lightfoot], 1786 (unaccepted, Junior synonym)
Species Cardium icari A. A. Ali-Zade, 1967 † (unaccepted > junior subjective synonym)
Species Cardium ignotum A. A. Ali-Zade, 1967 † (unaccepted > junior subjective synonym)
Species Cardium imago A. A. Ali-Zade, 1967 † (unaccepted > junior subjective synonym)
Species Cardium imbricatum Born, 1778 (unaccepted, synonym)
Species Cardium imbricatum G. B. Sowerby II, 1840 (unaccepted, Invalid: junior homonym of Cardium imbricatum Born, 1778; Fragum perornatum Iredale, 1929, is a replacement name)
Species Cardium impeditum Deshayes, 1858 † (unaccepted > superseded combination)
Species Cardium impolitum G. B. Sowerby II, 1834 (unaccepted, original combination)
Species Cardium impressum [Lightfoot], 1786 (unaccepted, original combination)
Species Cardium inaspectum A. A. Ali-Zade, 1967 † (unaccepted > junior subjective synonym)
Species Cardium incarnatum Reeve, 1844 (unaccepted)
Species Cardium incertum Deshayes, 1838 † (unaccepted > superseded combination)
Species Cardium incurvatum V. P. Kolesnikov, 1929 † (unaccepted > superseded combination)
Species Cardium indicum Lamarck, 1819 (unaccepted)
Species Cardium infantule Nomura & Zinbo, 1934 † (unaccepted > junior subjective synonym)
Species Cardium ingratum V. P. Kolesnikov, 1929 † (unaccepted > superseded combination)
Species Cardium ingratum Deshayes, 1858 † (unaccepted > superseded combination)
Species Cardium ingustatum A. A. Ali-Zade & Kabakova, 1967 † (unaccepted > junior subjective synonym)
Species Cardium inopinatum Grishkevich, 1961 † (unaccepted > superseded combination)
Species Cardium insperatum A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium intermedium (Eichwald, 1841) † (unaccepted > superseded combination)
Species Cardium interruptum S. V. Wood, 1853 (unaccepted, invalid: junior homonym of Cardium interruptum d'Orbigny, 1850)
Species Cardium intextum Münster, 1837 † (unaccepted)
Species Cardium inversum Lamarck, 1819 (unaccepted)
Species Cardium invidiosum A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium iphiti A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium irregulare Eichwald, 1830 † (unaccepted > superseded combination)
Species Cardium irrepertum A. A. Ali-Zade, 1967 † (unaccepted > junior subjective synonym)
Species Cardium irrisor Uspenskaja, 1931 † (unaccepted > junior subjective synonym)
Species Cardium islandicum Chemnitz, 1782 (unaccepted, unavailable name: published in a work rejected by ICZN direction 1)
Species Cardium islandicum Bruguière, 1789 (unaccepted > junior subjective synonym, synonym)
Species Cardium isocardia Linnaeus, 1758 (unaccepted)
Species Cardium isthmicum Issel, 1869 (unaccepted > junior subjective synonym, synonym)
Species Cardium janoscheki A. Papp, 1954 † (unaccepted > superseded combination)
Species Cardium janusi A. A. Ali-Zade, 1967 † (unaccepted > junior subjective synonym)
Species Cardium japonicum Dunker, 1860 (unaccepted > junior subjective synonym)
Species Cardium jasoni A. A. Ali-Zade & Baba-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium jekechanensis A. A. Ali-Zade & Baba-Zade, 1969 † (unaccepted, tentative junior subjective synonym)
Species Cardium jucundum A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium jumudicum Uspenskaja, 1931 † (unaccepted, subjective synonym)
Species Cardium junoniae Lamarck, 1819 (unaccepted)
Species Cardium kaiparaensis P. Marshall, 1918 † (unaccepted, junior subjective synonym)
Species Cardium kalamantanum A. Adams & Reeve, 1850 (unaccepted > junior subjective synonym)
Species Cardium kambai A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium kamishense Uspenskaja, 1931 † (unaccepted > superseded combination)
Species Cardium karabugasicum Sidorova, 1961 † (unaccepted > superseded combination)
Species Cardium karagiense Sidorova, 1961 † (unaccepted > superseded combination)
Species Cardium karelini Andrusov, 1902 † (unaccepted > superseded combination)
Species Cardium karreri T. Fuchs, 1873 † (unaccepted > superseded combination)
Species Cardium kasinkense V. P. Kolesnikov, 1929 † (unaccepted > junior subjective synonym)
Species Cardium kaundense Sidorova, 1961 † (unaccepted > superseded combination)
Species Cardium kazanbulagense A. A. Ali-Zade & Kabakova, 1967 † (unaccepted > superseded combination)
Species Cardium kazancekense A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium kenyanum L. R. Cox, 1930 † (unaccepted > superseded combination)
Species Cardium kerkentchicum A. A. Ali-Zade & Petrova, 1969 † (unaccepted, tentative junior subjective synonym)
Species Cardium kishinevense V. P. Kolesnikov, 1929 † (unaccepted > superseded combination)
Species Cardium kobelti Maltzan, 1885 (unaccepted, synonym)
Species Cardium kolenatii Rzehak, 1893 † (unaccepted, subjective synonym)
Species Cardium kolesnikovi Davitashvili, 1932 † (unaccepted > junior subjective synonym)
Species Cardium konjuschevski K. A. Ali-Zade, 1932 † (unaccepted > superseded combination)
Species Cardium konjuschewskii [sic] † (unaccepted > misspelling)
Species Cardium konschini Andrusov, 1902 † (unaccepted > superseded combination)
Species Cardium kraussi Mayer, 1876 † (unaccepted > superseded combination)
Species Cardium kumli Uspenskaja, 1931 † (unaccepted, subjective synonym)
Species Cardium kumuchicum Andrusov, 1902 † (unaccepted, subjective synonym)
Species Cardium kurendagense A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium lacunosum Reeve, 1845 (unaccepted, original combination)
Species Cardium laevigatoloweni V. P. Kolesnikov, 1929 † (unaccepted > superseded combination)
Species Cardium laevigatum Linnaeus, 1758 (unaccepted, original combination)
Species Cardium laeviusculum Capellini, 1879 † (unaccepted > superseded combination)
Species Cardium lamarcki Reeve, 1845 (unaccepted)
Species Cardium lamarckii Reeve, 1845 (unaccepted, original combination)
Species Cardium lamellatum Spengler, 1799 (unaccepted > junior subjective synonym)
Species Cardium laperousii Deshayes, 1839 (unaccepted, original combination)
Species Cardium laticostatum Mayer-Eymar, 1898 (unaccepted, junior homonym of Cardium laticostatum G. B. Sowerby I in Broderip & G. B. Sowerby I, 1833)
Species Cardium laticostatum G. B. Sowerby I, 1833 (unaccepted, synonym)
Species Cardium laticostatum Cheltsov, 1965 † (unaccepted > junior subjective synonym)
Species Cardium latisulcum Münster, 1837 † (unaccepted > superseded combination)
Species Cardium latum A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium latum Born, 1778 (unaccepted, original combination)
Species Cardium lavrani Fischer-Piette, 1977 (unaccepted, synonym)
Species Cardium lawley Capellini, 1880 † (unaccepted > superseded combination)
Species Cardium laxum Dall, 1901 (unaccepted, synonym)
Species Cardium lecanoideum Andrusov, 1902 † (unaccepted > superseded combination)
Species Cardium lectotis Fontannes, 1882 † (unaccepted > superseded combination)
Species Cardium lenacoldium [sic] † (unaccepted > misspelling)
Species Cardium lengebisicum A. A. Ali-Zade & Baba-Zade, 1969 † (unaccepted > junior subjective synonym)
Species Cardium lenzi R. Hoernes, 1874 † (unaccepted > superseded combination)
Species Cardium leognanense Mayer, 1866 † (unaccepted, original combination)
Species Cardium lepidum Sauvage & Rigaux, 1872 † (unaccepted)
Species Cardium leucostomum Born, 1780 (unaccepted > junior subjective synonym)
Species Cardium leve Anton, 1838 (unaccepted > nomen oblitum, declared nomen oblitum by ter Poorten (2011))
Species Cardium levesquei d'Orbigny, 1850 † (unaccepted > superseded combination)
Species Cardium levisulcatum E. A. Smith, 1903 (unaccepted, synonym)
Species Cardium lima Reeve, 1845 (unaccepted > junior homonym, non Cardium lima Schröter, 1786)
Species Cardium lima Schröter, 1786 (unaccepted, synonym)
Species Cardium limosum Cheltsov, 1965 † (unaccepted, tentative subjective synonym)
Species Cardium lineatum Gmelin, 1791 (unaccepted > junior subjective synonym, synonym)
Species Cardium lini A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium linteum Conrad, 1855 † (unaccepted > superseded combination)
Species Cardium lithocardium Linnaeus, 1771 † (unaccepted)
Species Cardium lithopodolicum Du Bois de Montpéreux, 1831 † (unaccepted > superseded combination)
Species Cardium litorosum A. A. Ali-Zade & Kabakova, 1967 † (unaccepted > superseded combination)
Species Cardium littorale Eichwald, 1850 † (unaccepted)
Species Cardium lobulatum Deshayes, 1855 (unaccepted, original combination)
Species Cardium longipes Grimm, 1877 (unaccepted, original combination)
Species Cardium loveni W. Thompson, 1845 (unaccepted > junior subjective synonym)
Species Cardium loweni Sinzov, 1875 † (unaccepted > superseded combination)
Species Cardium lubricum A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium lucinoides P. P. Carpenter, 1857 (unaccepted)
Species Cardium lunulatum Seguenza, 1880 † (unaccepted, original combination)
Species Cardium luppovi A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium lutarium A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium luteolabrum Gould, 1851 (unaccepted, synonym)
Species Cardium lutraense A. A. Ali-Zade & Petrova, 1969 † (unaccepted, tentative junior subjective synonym)
Species Cardium lyratum G. B. Sowerby II, 1840 (unaccepted > superseded combination)
Species Cardium macrodon Deshayes, 1838 † (unaccepted > superseded combination)
Species Cardium maculatum Gmelin, 1791 (unaccepted > junior subjective synonym)
Species Cardium maculatum G. B. Sowerby II, 1840 (unaccepted > junior homonym, invalid: junior homonym of Cardium maculatum Gmelin, 1791; C. pristipleura and C. hornelli are both replacement names)
Species Cardium maculosum W. Wood, 1815 (unaccepted, original combination)
Species Cardium maculosum G. B. Sowerby I, 1833 (unaccepted, Invalid: junior homonym of Cardium maculosum W. Wood, 1815; C. maculatum is a replacement name)
Species Cardium madridi d'Archiac, 1843 † (unaccepted)
Species Cardium maeoticum Davitashvili, 1930 † (unaccepted > junior subjective synonym)
Species Cardium magnificum P. P. Carpenter, 1857 (unaccepted, synonym)
Species Cardium magnum Linnaeus, 1758 (unaccepted, original combination)
Species Cardium magnum Born, 1778 (unaccepted > junior homonym, non Cardium magnum Linnaeus, 1758)
Species Cardium mainacaricum Andrusov, 1905 † (unaccepted > superseded combination)
Species Cardium majeri M. Hörnes, 1861 † (unaccepted > superseded combination)
Species Cardium maorinum Suter, 1917 † (unaccepted, junior subjective synonym)
Species Cardium mareoticum Pallary, 1912 (unaccepted > junior subjective synonym)
Species Cardium marmoreum Lamarck, 1819 (unaccepted > junior subjective synonym)
Species Cardium maschrikovi A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium mauritianum Deshayes, 1855 (unaccepted, original combination)
Species Cardium mediosulcatum Tate & Basedow, 1902 † (unaccepted)
Species Cardium medium Linnaeus, 1758 (unaccepted, original combination)
Species Cardium mendanaense G. B. Sowerby III, 1897 (unaccepted > superseded combination)
Species Cardium messarianicum A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium michailowii Toula, 1892 † (unaccepted > superseded combination)
Species Cardium millelocum Sidorova, 1961 † (unaccepted, superseded rank and combination)
Species Cardium mindanense Reeve, 1844 (unaccepted, original combination)
Species Cardium mingetschauricum K. A. Ali-Zade, 1941 † (unaccepted)
Species Cardium minimum R. A. Philippi, 1836 (unaccepted > superseded combination)
Species Cardium mirabile Deshayes, 1855 (unaccepted > junior subjective synonym)
Species Cardium mirandum A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium mirum A. A. Ali-Zade, 1967 † (unaccepted > junior subjective synonym)
Species Cardium miserabile A. A. Ali-Zade, 1967 † (unaccepted > superseded combination)
Species Cardium mite A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium mithridatis Andrusov, 1890 † (unaccepted, superseded rank and combination)
Species Cardium modestum A. Adams & Reeve, 1850 (unaccepted > junior homonym, invalid: junior homonym of Cardium modestum Philippi, 1849)
Species Cardium modicum A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium modiolare Rousseau, 1842 † (unaccepted > superseded combination)
Species Cardium modiolopsis K. A. Ali-Zade, 1932 † (unaccepted > junior subjective synonym)
Species Cardium moloti Staadt, 1913 † (unaccepted > superseded combination)
Species Cardium moniletectum Tate, 1887 † (unaccepted)
Species Cardium monopteris A. A. Ali-Zade & Petrova, 1969 † (unaccepted, tentative junior subjective synonym)
Species Cardium monstrosum Chemnitz, 1782 (unaccepted, unavailable name: published in a work rejected by ICZN direction 1)
Species Cardium monstrosum Gmelin, 1791 (unaccepted, original combination)
Species Cardium moravicum Rzehak, 1883 † (unaccepted > superseded combination)
Species Cardium morleti de Raincourt, 1870 † (unaccepted > superseded combination)
Species Cardium mortoni Conrad, 1831 (unaccepted, original combination)
Species Cardium mucronatum Poli, 1791 (unaccepted, junior synonym)
Species Cardium multicostatum Brocchi, 1814 † (unaccepted)
Species Cardium multicostatum Phillips, 1829 † (unaccepted > junior homonym, invalid: junior homonym of Cardium multicostatum Brocchi, 1814; C. submulticostatum is a replacement name)
Species Cardium multipunctatum G. B. Sowerby I, 1833 (unaccepted > superseded combination)
Species Cardium multiradiatum G. B. Sowerby I, 1846 † (unaccepted)
Species Cardium multispinosum G. B. Sowerby II, 1839 (unaccepted, Declared nomen protectum by Ter Poorten (2011))
Species Cardium multisquamatum Deshayes, 1858 † (unaccepted > superseded combination)
Species Cardium multistriatum Rousseau, 1842 † (unaccepted > superseded combination)
Species Cardium multistriatum G. B. Sowerby I, 1833 (unaccepted > junior subjective synonym)
Species Cardium mundum Reeve, 1845 (unaccepted)
Species Cardium muricatum Linnaeus, 1758 (unaccepted, original combination)
Species Cardium muticum Reeve, 1844 (unaccepted, original combination)
Species Cardium naftalanicum K. A. Ali-Zade, 1932 † (unaccepted > superseded combination)
Species Cardium nalivkini V. P. Kolesnikov, 1929 † (unaccepted > superseded combination)
Species Cardium naphtalanicum [sic] † (unaccepted > misspelling)
Species Cardium nasimi A. A. Ali-Zade, 1967 † (unaccepted > junior subjective synonym)
Species Cardium natalense Krauss, 1848 (unaccepted, original combination)
Species Cardium natalensis [sic] (unaccepted, incorrect grammatical agreement of specific epithet)
Species Cardium nebulosum Reeve, 1845 (unaccepted, synonym)
Species Cardium nefandum V. P. Kolesnikov, 1935 † (unaccepted > superseded combination)
Species Cardium neozelandicum Deshayes, 1857 (unaccepted, junior subjective synonym)
Species Cardium neptuni Goldfuss, 1837 † (unaccepted > superseded combination)
Species Cardium neumayri T. Fuchs, 1873 † (unaccepted > superseded combination)
Species Cardium niger Zhizhchenko, 1934 † (unaccepted > superseded combination)
Species Cardium nikitini Andrusov, 1902 † (unaccepted > superseded combination)
Species Cardium nivale Reeve, 1845 (unaccepted)
Species Cardium nodosum Montagu, 1803 sensu W. Turton, 1822 (unaccepted)
Species Cardium nodulosum Spengler, 1799 (unaccepted > junior subjective synonym)
Species Cardium nomurai Kuroda & Habe, 1951 † (unaccepted, original combination)
Species Cardium norvegicum Spengler, 1799 (unaccepted > junior subjective synonym)
Species Cardium novakovskii Andrusov, 1902 † (unaccepted, subjective synonym)
Species Cardium novarossicum Barbot de Marny, 1869 † (unaccepted > superseded combination)
Species Cardium nuttallii Conrad, 1837 (unaccepted, original combination)
Species Cardium nux Da Costa, 1778 (unaccepted > junior subjective synonym)
Species Cardium obliquatum Aradas, 1847 † (unaccepted, invalid: junior homonym of Cardium obliquatum Michelotti, 1839; C. aradasi is a replacement name)
Species Cardium obliquoobsoletum V. P. Kolesnikov, 1929 † (unaccepted > superseded combination)
Species Cardium obliquum Spengler, 1799 (unaccepted > junior subjective synonym)
Species Cardium oblongum Gmelin, 1791 (unaccepted, original combination)
Species Cardium oblongum Chemnitz, 1782 (unaccepted, unavailable name: published in a work rejected by ICZN direction 1)
Species Cardium oblongum Aliyeva, 1967 † (unaccepted > junior subjective synonym)
Species Cardium obovale G. B. Sowerby I, 1833 (unaccepted, original combination)
Species Cardium obsoletiformis V. P. Kolesnikov, 1929 † (unaccepted > superseded combination)
Species Cardium obsoletum Eichwald, 1830 † (unaccepted > junior homonym, non Cardium obsoletum Spengler, 1799)
Species Cardium obsoletum Spengler, 1799 (unaccepted > junior subjective synonym)
Species Cardium obtritum Locard, 1886 (unaccepted > junior subjective synonym)
Species Cardium odessae Barbot de Marny, 1869 † (unaccepted > superseded combination)
Species Cardium olteniae Ionescu-Argetoaia, 1918 † (unaccepted > superseded combination)
Species Cardium oneroaensis Powell, 1938 † (unaccepted, original combination)
Species Cardium opiparum A. A. Ali-Zade, 1967 † (unaccepted > superseded combination)
Species Cardium orarium A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium orbita Broderip & G. B. Sowerby I, 1833 (unaccepted > superseded combination)
Species Cardium orbus Uspenskaja, 1931 † (unaccepted, tentative junior subjective synonym)
Species Cardium oriovacense Neumayr, 1875 † (unaccepted > junior subjective synonym)
Species Cardium ornatum G. B. Sowerby III, 1877 (unaccepted > junior homonym, non Cardium ornatum Eichwald, 1855; Acrosterigma sowerbyorum is a replacement name)
Species Cardium ornatum Eichwald, 1855 (unaccepted > junior subjective synonym)
Species Cardium orphei A. A. Ali-Zade, 1967 † (unaccepted > junior subjective synonym)
Species Cardium ovale G. B. Sowerby II, 1840 (unaccepted, Synonym)
Species Cardium ovalum Aliyeva, 1967 † (unaccepted > junior subjective synonym)
Species Cardium ovatum Deshayes, 1838 † (unaccepted > superseded combination)
Species Cardium oviputamen Reeve, 1844 (unaccepted > junior subjective synonym)
Species Cardium ovuloides Reeve, 1845 (unaccepted > junior subjective synonym)
Species Cardium oxi A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium oxygonum G. B. Sowerby II, 1834 (unaccepted, original combination)
Species Cardium pacatum A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium paleobrocchii Hylleberg, 2014 † (unaccepted, nomen novum for Cardium hians Brocchi, 1814)
Species Cardium palibini K. A. Ali-Zade, 1932 † (unaccepted > junior subjective synonym)
Species Cardium pallassianum Basterot, 1825 † (unaccepted, original combination)
Species Cardium pallidum Reeve, 1845 (unaccepted > junior subjective synonym)
Species Cardium panamense G. B. Sowerby I, 1833 (unaccepted)
Species Cardium panticapaeum R. Hoernes, 1874 † (unaccepted > superseded combination)
Species Cardium paoluccii Capellini, 1879 † (unaccepted > superseded combination)
Species Cardium papillosum Poli, 1791 (unaccepted)
Species Cardium papyraceum Bruguière, 1789 (unaccepted, synonym)
Species Cardium papyraceum Schröter, 1788 (unaccepted, not available)
Species Cardium papyraceum Chemnitz, 1782 (unaccepted)
Species Cardium parasitum O. G. Costa, 1839 (unaccepted > junior subjective synonym)
Species Cardium parile Deshayes, 1858 † (unaccepted > superseded combination)
Species Cardium parisiense d'Orbigny, 1850 † (unaccepted, original combination)
Species Cardium partschi Mayer, 1871 † (unaccepted > superseded combination)
Species Cardium parvulum T. Fuchs, 1870 † (unaccepted > superseded combination)
Species Cardium parvulum Li, 1930 (unaccepted, synonym)
Species Cardium parvum R. A. Philippi, 1844 (unaccepted > junior homonym, junior homonym of Cardium parvum Da Costa, 1778, C. parvum Mawe, 1823, and C. parvum G. B. Sowerby II, 1839)
Species Cardium parvum G. B. Sowerby II, 1839 (unaccepted > junior homonym, Junior homonym of Cardium parvum Da Costa, 1778)
Species Cardium patroclis A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium patruelinum Deshayes, 1858 † (unaccepted > superseded combination)
Species Cardium patulum F. W. Hutton, 1873 † (unaccepted > superseded combination)
Species Cardium paucicostatum G. B. Sowerby II, 1834 (unaccepted, original combination)
Species Cardium paucicostatum Deshayes, 1838 † (unaccepted > junior homonym, junior homonym of Cardium paucicostatum G. B. Sowerby II, 1834; Didacna (Pontalmyra) kamyshburunensis is a replacement name)
Species Cardium pectinatum Linnaeus, 1758 sensu Lamarck, 1819 (unaccepted, misapplication)
Species Cardium pectinatum G. Young & Bird, 1822 † (unaccepted, junior homonym of Cardium pectinatum Linnaeus, 1758)
Species Cardium pectinatum Linnaeus, 1758 (unaccepted, dubious synonym)
Species Cardium pectiniforme Born, 1780 (unaccepted > superseded combination)
Species Cardium pelopis A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium pennanti Reeve, 1844 (unaccepted, synonym)
Species Cardium pennantii Reeve, 1844 (unaccepted > junior subjective synonym)
Species Cardium penslii T. Fuchs, 1870 † (unaccepted > superseded combination)
Species Cardium peramabile Dall, 1881 (unaccepted, original combination)
Species Cardium peramabilis Dall, 1881 (unaccepted, incorrect gender ending)
Species Cardium peregrinum (Jousseaume, 1888) (unaccepted > superseded combination)
Species Cardium pereziformis Schauroth, 1865 † (unaccepted > junior subjective synonym)
Species Cardium perrieri Dautzenberg & Fischer, 1897 (unaccepted > junior subjective synonym)
Species Cardium persistans Shvets, 1912 † (unaccepted > superseded combination)
Species Cardium perstriatum Kuroda, 1928 (unaccepted > junior subjective synonym)
Species Cardium pervulgatus Steklov, 1955 † (unaccepted > junior subjective synonym)
Species Cardium pesolinum Contejean, 1860 † (unaccepted)
Species Cardium pestis Zhizhchenko, 1934 † (unaccepted, superseded rank and combination)
Species Cardium petersi M. Hörnes, 1861 † (unaccepted > superseded combination)
Species Cardium petitianum d'Orbigny, 1853 (unaccepted > junior subjective synonym)
Species Cardium philippinense Hedley, 1899 (unaccepted)
Species Cardium pilari R. Hoernes, 1874 † (unaccepted > superseded combination)
Species Cardium pinnulatum Conrad, 1831 (unaccepted, original combination)
Species Cardium pirsaatense A. A. Ali-Zade & Baba-Zade, 1969 † (unaccepted > junior subjective synonym)
Species Cardium pisolithicum d'Orbigny, 1850 † (unaccepted, original combination)
Species Cardium pium Zhizhchenko, 1934 † (unaccepted > superseded combination)
Species Cardium plagiomorphum Cossmann, 1886 † (unaccepted > superseded combination)
Species Cardium planatum Renier, 1804 (unaccepted > unavailable name)
Species Cardium planicostatum G. B. Sowerby I, 1833 (unaccepted, original combination)
Species Cardium planicostatum Deshayes, 1838 † (unaccepted > superseded combination)
Species Cardium planum Deshayes, 1838 † (unaccepted > superseded combination)
Species Cardium platense A. d'Orbigny, 1843 † (unaccepted > superseded combination)
Species Cardium pleistopleura Davitashvili, 1930 † (unaccepted > superseded combination)
Species Cardium plicataeformis Gorjanović-Kramberger, 1890 † (unaccepted > superseded combination)
Species Cardium plicaticostatum Cheltsov, 1965 † (unaccepted, tentative junior subjective synonym)
Species Cardium plicatofittoni Sinzov, 1897 † (unaccepted, superseded rank and combination)
Species Cardium plicatum Eichwald, 1830 † (unaccepted > superseded combination)
Species Cardium poladlinicum A. A. Ali-Zade & Baba-Zade, 1969 † (unaccepted, tentative junior subjective synonym)
Species Cardium polii Payraudeau, 1826 (unaccepted, unnecessary replacement name for Cardium papillosun Poli, 1791)
Species Cardium politioanei Jekelius, 1944 † (unaccepted > superseded combination)
Species Cardium politum A. A. Ali-Zade, 1967 † (unaccepted, subjective synonym)
Species Cardium politum Spengler, 1799 (unaccepted)
Species Cardium politum Risso, 1826 (unaccepted, dubious synonym)
Species Cardium ponteleviense Mayer, 1868 † (unaccepted)
Species Cardium ponticum Deshayes, 1857 † (unaccepted > junior subjective synonym)
Species Cardium pontocaspium Pavlov, 1925 † (unaccepted > superseded combination)
Species Cardium porulosum Solander, 1766 † (unaccepted)
Species Cardium praefischerianum V. P. Kolesnikov, 1929 † (unaccepted > superseded combination)
Species Cardium praehyrcania Cheltsov, 1965 † (unaccepted > junior subjective synonym)
Species Cardium praeplicatum Hilber, 1882 † (unaccepted > superseded combination)
Species Cardium praeponticum Gorjanović-Kramberger, 1890 † (unaccepted > superseded combination)
Species Cardium praepseudocatillus A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium praetenue Mayer, 1871 † (unaccepted > superseded combination)
Species Cardium priscum Suter, 1917 † (unaccepted, junior subjective synonym)
Species Cardium pristis Valenciennes: Bory de Saint-Vincent, 1827 (unaccepted, original combination)
Species Cardium probum A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium procerum G. B. Sowerby I, 1833 (unaccepted, original combination)
Species Cardium procrustae A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium productum Deshayes, 1855 (unaccepted, invalid: junior homonym of Cardium productum J. Sowerby in Sedgwick & Murchison, 1832)
Species Cardium propexum Monterosato, 1891 † (unaccepted, synonym)
Species Cardium proprium A. A. Ali-Zade, 1967 † (unaccepted > junior subjective synonym)
Species Cardium protractum Eichwald, 1829 † (unaccepted > superseded combination)
Species Cardium proximum T. Fuchs, 1870 † (unaccepted > superseded combination)
Species Cardium pseudocardium Deshayes, 1838 (unaccepted > junior subjective synonym)
Species Cardium pseudocatillus Abich, 1869 † (unaccepted > superseded combination)
Species Cardium pseudocrassum Pavlov, 1925 † (unaccepted > superseded combination)
Species Cardium pseudoedule Andrusov, 1902 † (unaccepted, superseded rank and combination)
Species Cardium pseudofischerianum Sinzov, 1875 † (unaccepted > superseded combination)
Species Cardium pseudofossile Reeve, 1844 (unaccepted, synonym)
Species Cardium pseudolima Lamarck, 1819 (unaccepted, original combination)
Species Cardium pseudomagnum McCoy, 1877 † (unaccepted)
Species Cardium pseudoobsoletum V. P. Kolesnikov, 1929 † (unaccepted > junior homonym)
Species Cardium pseudoobsoletum T. Fuchs, 1873 † (unaccepted > superseded combination)
Species Cardium pseudosemisulcatum Andrusov, 1902 † (unaccepted > superseded combination)
Species Cardium pseudosoceni Jekelius, 1944 † (unaccepted > superseded combination)
Species Cardium pubescens Couthouy, 1838 (unaccepted)
Species Cardium puelchum G. B. Sowerby I, 1846 † (unaccepted > superseded combination)
Species Cardium pulchellum J. E. Gray, 1843 (unaccepted > superseded combination)
Species Cardium pulchellum Reeve, 1844 (unaccepted > junior homonym, non Cardium pulchellum J. E. Gray in Dieffenbach, 1843)
Species Cardium pulchrum Reeve, 1845 (unaccepted, synonym)
Species Cardium pulicarium Reeve, 1845 (unaccepted > junior subjective synonym)
Species Cardium punctatum Brocchi, 1814 (unaccepted, synonym)
Species Cardium pygmaeum Donovan, 1800 (unaccepted, synonym)
Species Cardium pyramidatum Grimm, 1877 (unaccepted, original combination)
Species Cardium quadragenarium Conrad, 1837 (unaccepted, original combination)
Species Cardium quadrarium Reeve, 1845 (unaccepted > junior subjective synonym)
Species Cardium quadripartitum V. P. Kolesnikov, 1929 † (unaccepted > superseded combination)
Species Cardium rachitis Deshayes, 1829 † (unaccepted)
Species Cardium racketti Donovan, 1825 (unaccepted > junior subjective synonym, synonym)
Species Cardium radiatum Reeve, 1845 (unaccepted > junior homonym, non Cardium radiatum Dujardin, 1837; Fulvia fagea is a replacement name)
Species Cardium radiiferum Andrusov, 1902 † (unaccepted > superseded combination)
Species Cardium radula Thiele & Jaeckel, 1931 (unaccepted, Invalid: junior homonym of Cardium radula Broderip & G.B. Sowerby, 1829 and Cardium radula Deshayes, 1835; Laevicardium thielei is a replacement name)
Species Cardium radula Deshayes, 1835 (unaccepted > junior homonym, non Cardium radula Broderip & G. B. Sowerby I, 1829)
Species Cardium radula Broderip & G. B. Sowerby I, 1829 (unaccepted > nomen oblitum)
Species Cardium raricostatum Deshayes, 1857 (unaccepted)
Species Cardium raricostatum Sjögren, 1891 † (unaccepted > superseded combination)
Species Cardium rastrum Reeve, 1845 (unaccepted, synonym)
Species Cardium reconditum Mayer, 1876 † (unaccepted > superseded combination)
Species Cardium reductum A. A. Ali-Zade, 1967 † (unaccepted > junior subjective synonym)
Species Cardium reeveanum Dunker, 1852 (unaccepted, synonym)
Species Cardium regulare Bruguière, 1789 (unaccepted > junior subjective synonym)
Species Cardium replicatum Spengler, 1799 (unaccepted)
Species Cardium retunsum A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium retusum Linnaeus, 1767 (unaccepted, original combination)
Species Cardium rhaeticum Merian, 1853 † (unaccepted > superseded combination)
Species Cardium rhomboides Lamarck, 1819 † (unaccepted)
Species Cardium richardi Audouin, 1826 (unaccepted, original combination)
Species Cardium richardsoni Whiteaves, 1878 (unaccepted > junior subjective synonym)
Species Cardium riegeli M. Hörnes, 1861 † (unaccepted > superseded combination)
Species Cardium rigidum Reeve, 1845 (unaccepted > junior homonym, non Cardium rigidum W. Wood, 1815)
Species Cardium ringeiseni Jekelius, 1944 † (unaccepted > superseded combination)
Species Cardium ringens Bruguière, 1789 (unaccepted)
Species Cardium ringens Chemnitz, 1782 (unaccepted, unavailable name: published in a work rejected by ICZN direction 1)
Species Cardium ringiculum G. B. Sowerby II, 1834 (unaccepted > junior subjective synonym)
Species Cardium riparium A. A. Ali-Zade, 1967 † (unaccepted > junior subjective synonym)
Species Cardium robillardi G. B. Sowerby III, 1894 (unaccepted, original combination)
Species Cardium robustum [Lightfoot], 1786 (unaccepted)
Species Cardium roseum Lamarck, 1819 (unaccepted, invalid: junior homonym of Cardium roseum Gmelin, 1791)
Species Cardium roseum Gmelin, 1791 (unaccepted, original combination)
Species Cardium rostratum A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium rotundatum P. P. Carpenter, 1857 (unaccepted, synonym)
Species Cardium rubicundum Reeve, 1844 (unaccepted)
Species Cardium rubrum Montagu, 1803 (unaccepted)
Species Cardium rucali Uspenskaja, 1931 † (unaccepted > superseded combination)
Species Cardium rugatum Dillwyn, 1817 (unaccepted, synonym)
Species Cardium rugosum Lamarck, 1819 (unaccepted > junior subjective synonym)
Species Cardium rusticum Linnaeus, 1758 (unaccepted, synonym)
Species Cardium ruthenicum Hilber, 1882 † (unaccepted > superseded combination)
Species Cardium salvum A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium sanani A. A. Ali-Zade, 1967 † (unaccepted > superseded combination)
Species Cardium sandbergeri Rzehak, 1893 † (unaccepted, subjective synonym)
Species Cardium sarmaticum V. P. Kolesnikov, 1929 † (unaccepted > superseded combination)
Species Cardium sartasense Nevesskaja, 1955 † (unaccepted > superseded combination)
Species Cardium saucatsense Mayer, 1866 (unaccepted, original combination)
Species Cardium savii Capellini, 1880 † (unaccepted > superseded combination)
Species Cardium saxitilis McLearn, 1947 † (unaccepted > superseded combination)
Species Cardium scabriusculum T. Fuchs, 1870 † (unaccepted > superseded combination)
Species Cardium scabrum R. A. Philippi, 1844 (unaccepted > superseded combination)
Species Cardium scarabellii Capellini, 1879 † (unaccepted > superseded combination)
Species Cardium schamachanicum A. A. Ali-Zade & Baba-Zade, 1967 † (unaccepted > junior subjective synonym)
Species Cardium schedelianum T. Fuchs, 1870 † (unaccepted > superseded combination)
Species Cardium schirvanicum A. A. Ali-Zade & Baba-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium schmidti M. Hörnes, 1861 † (unaccepted > superseded combination)
Species Cardium scobinatum Lamarck, 1819 (unaccepted, dubious synonym)
Species Cardium scruposum Deshayes, 1855 (unaccepted)
Species Cardium scyloticum Sokolov, 1899 † (unaccepted > superseded combination)
Species Cardium secans T. Fuchs, 1870 † (unaccepted > superseded combination)
Species Cardium semiasperum Deshayes, 1858 † (unaccepted, original combination)
Species Cardium semipunctatum Münster, 1837 † (unaccepted)
Species Cardium semisulcatum J. E. Gray, 1825 (unaccepted, original combination)
Species Cardium semisulcatum Rousseau, 1842 † (unaccepted > superseded combination)
Species Cardium senticosum G. B. Sowerby I, 1833 (unaccepted, original combination)
Species Cardium septiferum Buvignier, 1843 † (unaccepted > superseded combination)
Species Cardium septuagenarium Tate, 1887 † (unaccepted)
Species Cardium serotinum A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium serratum Linnaeus, 1758 (unaccepted, original combination)
Species Cardium serricostatum Melvill & Standen, 1899 (unaccepted)
Species Cardium serrulatum Deshayes, 1855 (unaccepted, original combination)
Species Cardium setosum Redfield, 1846 (unaccepted, original combination)
Species Cardium siculum G. B. Sowerby II, 1834 (unaccepted, synonym)
Species Cardium silentum A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium simile Milaschewitsch, 1909 (unaccepted, original combination)
Species Cardium simkevici Andrusov, 1902 † (unaccepted > superseded combination)
Species Cardium simplex T. Fuchs, 1870 † (unaccepted > superseded combination)
Species Cardium simplex Spengler, 1799 (unaccepted, original combination)
Species Cardium simulans Partsch, 1836 † (unaccepted > nomen nudum, no description)
Species Cardium sinense G. B. Sowerby II, 1839 (unaccepted, original combination)
Species Cardium siphonophorum Andrusov, 1902 † (unaccepted > superseded combination)
Species Cardium skeeti Hedley, 1906 (unaccepted, synonym)
Species Cardium slavonicum Neumayr, 1875 † (unaccepted > superseded combination)
Species Cardium smolkoi A. A. Ali-Zade, 1967 † (unaccepted > junior subjective synonym)
Species Cardium sociale Krauss, 1852 † (unaccepted > superseded combination)
Species Cardium soleniforme Bruguière, 1792 sensu W. Wood, 1815 (unaccepted, misapplication)
Species Cardium soleniforme Bruguière, 1789 (unaccepted, original combination)
Species Cardium solidum Linnaeus, 1758 (unaccepted, original combination)
Species Cardium solitarium A. A. Ali-Zade, 1967 † (unaccepted, tentative junior subjective synonym)
Species Cardium solitarium Krauss, 1852 † (unaccepted > superseded combination)
Species Cardium solitaroideum Ammon, 1888 † (unaccepted > junior subjective synonym)
Species Cardium solutum Uspenskaja, 1931 † (unaccepted > superseded combination)
Species Cardium sonense Cossmann, 1896 † (unaccepted, original combination)
Species Cardium spatiosum F. W. Hutton, 1873 † (unaccepted, superseded combination)
Species Cardium speciosum A. Adams & Reeve, 1850 (unaccepted > superseded combination)
Species Cardium speluncarium Neumayr, 1875 † (unaccepted > junior subjective synonym)
Species Cardium spinosa (Swainson, 1840) (unaccepted)
Species Cardium spinosum J. Sowerby, 1804 (unaccepted > junior homonym, non Cardium spinosum Lightfoot, 1786)
Species Cardium spinosum Meuschen, 1787 (unaccepted, rejected work: non-binominal)
Species Cardium spinosum [Lightfoot], 1786 (unaccepted, original combination)
Species Cardium spondylopsis Almera & Bofill y Poch, 1894 † (unaccepted > superseded combination)
Species Cardium spratti T. Fuchs, 1877 † (unaccepted, tentative junior subjective synonym)
Species Cardium squammulosum Pilar, 1873 † (unaccepted > junior homonym, junior homonym of Cardium squamulosum Deshayes, 1838; Cardium pilari is a replacement name)
Species Cardium squamulosum Deshayes, 1838 † (unaccepted > superseded combination)
Species Cardium stantoni Wade, 1926 † (unaccepted)

marine, brackish, fresh, terrestrial

recent + fossil

neuter

Linnaeus, C. (1758). Systema Naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. <em>Editio decima, reformata [10th revised edition], vol. 1: 824 pp. Laurentius Salvius: Holmiae.</em> , available online at https://biodiversitylibrary.org/page/726886 [details]  Available for editors   [request] 

MolluscaBase eds. (2021). MolluscaBase. Cardium Linnaeus, 1758. Accessed at: https://molluscabase.org/aphia.php?p=taxdetails&id=137734 on 2023-09-23

 The webpage text is licensed under a Creative Commons Attribution 4.0 License

[taxonomic tree]