• Cardium (Nemocardium) Meek, 1876 accepted as Nemocardium Meek, 1876
• Cardium (Nemocardium) jogjacartense K. Martin, 1917 † accepted as Pseudofulvia jogjacartense (K. Martin, 1917) †
• Cardium (Nemocardium) samarangae Makiyama, 1934 accepted as Keenaea samarangae (Makiyama, 1934)
• Cardium (Nemocardium) toriii Nomura, 1933 † accepted as Nemocardium toriii (Nomura, 1933) †
• Nemocardium Meek, 1876
• Nemocardium (Arctopratulum) Keen, 1954 † accepted as Arctopratulum Keen, 1954 †
• Nemocardium (Arctopratulum) griphus Keen, 1954 † accepted as Arctopratulum griphus Keen, 1954 †
• Nemocardium (Discors) Deshayes, 1858 † accepted as Discors Deshayes, 1858
• Nemocardium (Discors) mirabile (Staadt, 1913) † accepted as Discors mirabile Staadt, 1913 †
• Nemocardium (Discors) parisiense (A. d'Orbigny, 1850) † accepted as Discors parisiense (A. d'Orbigny, 1850) †
• Nemocardium (Discors) subdiscors (A. d'Orbigny, 1850) † accepted as Discors subdiscors (A. d'Orbigny, 1850) †
• Nemocardium (Divaricardium) Dollfus & Dautzenberg, 1886 † accepted as Divaricardium Dollfus & Dautzenberg, 1886 †
• Nemocardium (Habecardium) Glibert & van de Poel, 1970 † accepted as Habecardium Glibert & van de Poel, 1970 †
• Nemocardium (Habecardium) cingulatum (Goldfuss, 1837) † accepted as Habecardium cingulatum (Goldfuss, 1837) †
• Nemocardium (Habecardium) gigas (Defrance, 1817) † accepted as Habecardium gigas (Defrance, 1817) †
• Nemocardium (Habecardium) subturgidum (d'Orbigny, 1852) † accepted as Habecardium subturgidum (A. d'Orbigny, 1852) †
• Nemocardium (Keenaea) T. Habe, 1951 accepted as Keenaea T. Habe, 1951
• Nemocardium (Keenaea) centifilosum (P. P. Carpenter, 1864) accepted as Keenaea centifilosa (P. P. Carpenter, 1864)
• Nemocardium (Keenaea) samarangae (Makiyama, 1934) accepted as Keenaea samarangae (Makiyama, 1934)
• Nemocardium (Microcardium) Keen, 1937 accepted as Microcardium Keen, 1937
• Nemocardium (Microcardium) doelense Marquet & van Nieulande, 2005 † accepted as Nemocardium (Nemocardium) doelense Marquet & van Nieulande, 2005 † represented as Nemocardium doelense Marquet & van Nieulande, 2005 †
• Nemocardium (Microcardium) sakuraii T. Habe, 1961 accepted as Microcardium sakuraii (T. Habe, 1961)
• Nemocardium (Nemocardium) Meek, 1876 accepted as Nemocardium Meek, 1876
• Nemocardium (Nemocardium) bechei (Reeve, 1847) accepted as Nemocardium bechei (Reeve, 1847)
• Nemocardium (Nemocardium) bifidocostum Berezovsky, 1998 † represented as Nemocardium bifidocostum Berezovsky, 1998 †
• Nemocardium (Nemocardium) carteri P. A. Maxwell, 1992 † represented as Nemocardium carteri P. A. Maxwell, 1992 †
• Nemocardium (Nemocardium) doelense Marquet & van Nieulande, 2005 † represented as Nemocardium doelense Marquet & van Nieulande, 2005 †
• Nemocardium (Pratulum) Iredale, 1924 accepted as Pratulum Iredale, 1924
• Nemocardium (Pratulum) catinus P. A. Maxwell, 1992 † accepted as Pratulum catinus (P. A. Maxwell, 1992) †
• Nemocardium (Pratulum) marwicki Beu & P. A. Maxwell, 1990 † accepted as Pratulum marwicki (Beu & P. A. Maxwell, 1990) †
• Nemocardium (Pratulum) minutum Stilwell, 2000 † accepted as Pratulum minutum (Stilwell, 2000) †
• Nemocardium (Pratulum) modicum Marwick, 1944 † accepted as Pratulum modicum (Marwick, 1944) †
• Nemocardium (Pratulum) proterothetidis Ludbrook, 1955 † accepted as Pratulum proterothetidis (Ludbrook, 1955) †
• Nemocardium (Pratulum) pulchellum (J. E. Gray, 1843) accepted as Pratulum pulchellum (J. E. Gray, 1843)
• Nemocardium (Pratulum) quinarium Marwick, 1944 † accepted as Pratulum quinarium (Marwick, 1944) †
• Nemocardium (Pratulum) thetidis (Hedley, 1902) accepted as Pratulum thetidis (Hedley, 1902)
• Nemocardium (Varicardium) Marwick, 1944 † accepted as Nemocardium Meek, 1876
• Nemocardium (Varicardium) patulum (F. W. Hutton, 1873) † accepted as Nemocardium patulum (F. W. Hutton, 1873) †
• Nemocardium actium (J. A. Gardner, 1935) †
• Nemocardium angelinae Garvie, 2013 †
• Nemocardium antisemigranulatum (McCoy, 1877) †
• Nemocardium auberti (Abrard, 1947) †
• Nemocardium australojaponicum ter Poorten, 2013
• Nemocardium bechei (Reeve, 1847)
• Nemocardium bifidocostum Berezovsky, 1998 †
• Nemocardium brabanticum Glibert, 1933 †
• Nemocardium carteri P. A. Maxwell, 1992 †
• Nemocardium centifilosum (P. P. Carpenter, 1864) accepted as Keenaea centifilosa (P. P. Carpenter, 1864)
• Nemocardium ciplyense É. Vincent, 1930 †
• Nemocardium cooperii (Gabb, 1864) †
• Nemocardium corbaricum Doncieux, 1911 †
• Nemocardium cyprium (Brocchi, 1814) †
• Nemocardium diversum (Conrad, 1847) †
• Nemocardium diversum Marwick, 1928 † accepted as Pratulum marwicki (Beu & P. A. Maxwell, 1990) †
• Nemocardium doelense Marquet & van Nieulande, 2005 †
• Nemocardium doncieuxi Cossmann, 1921 †
• Nemocardium edwardsi (Deshayes, 1858) †
• Nemocardium enigmaticum ter Poorten, 2013
• Nemocardium exasperatum (G. B. Sowerby II, 1839) accepted as Cardium exasperatum G. B. Sowerby II, 1839 accepted as Frigidocardium exasperatum (G. B. Sowerby II, 1839)
• Nemocardium ezoense Takeda, 1953 †
• Nemocardium finlayi Bartrum & A. W. B. Powell, 1928 † accepted as Pratulum finlayi (Bartrum & A. W. B. Powell, 1928) †
• Nemocardium fraterculus (Deshayes, 1858) †
• Nemocardium fulvum ter Poorten, 2013
• Nemocardium gambrinum (Gabb, 1861) †
• Nemocardium hadraterum Woodring, 1982 †
• Nemocardium hantoniense (Koenen, 1867) †
• Nemocardium hoernesi (Deshayes, 1858) † accepted as Nemocardium hornesi (Deshayes, 1858) †
• Nemocardium honi (Nyst & Le Hon, 1862) †
• Nemocardium hornesi (Deshayes, 1858) †
• Nemocardium italicum La Perna & D'Abramo, 2011 † accepted as Nemocardium textum (Bronn, 1831) †
• Nemocardium jogjacartense (K. Martin, 1917) † accepted as Pseudofulvia jogjacartense (K. Martin, 1917) †
• Nemocardium keenae Le Renard, 1994 †
• Nemocardium linteum (Conrad, 1855) †
• Nemocardium lyratum (G. B. Sowerby II, 1840) accepted as Lyrocardium lyratum (G. B. Sowerby II, 1840)
• Nemocardium marinum H. E. Vokes, 1948 †
• Nemocardium nicolletti (Conrad, 1841) †
• Nemocardium nitens J. Sowerby, 1813 †
• Nemocardium nitidulum Tremlett, 1950 †
• Nemocardium parile (Deshayes, 1858) †
• Nemocardium patulum (F. W. Hutton, 1873) †
• Nemocardium pazianum (Dall, 1916) accepted as Microcardium pazianum (Dall, 1916)
• Nemocardium peramabile (Dall, 1881) accepted as Microcardium peramabile (Dall, 1881)
• Nemocardium plumsteadianum (J. Sowerby, 1813) †
• Nemocardium probatum (Iredale, 1927)
• Nemocardium quihi (J. A. Gardner, 1935) †
• Nemocardium quinarium Marwick, 1944 † accepted as Pratulum quinarium (Marwick, 1944) †
• Nemocardium richardsoni (Whiteaves, 1878) accepted as Nemocardium (Keenaea) centifilosum (P. P. Carpenter, 1864) accepted as Keenaea centifilosa (P. P. Carpenter, 1864)
• Nemocardium semiasperum (Deshayes, 1858) †
• Nemocardium semidecussatum (Koenen, 1885) †
• Nemocardium semigranulatum (J. Sowerby, 1816) †
• Nemocardium semitectum Marwick, 1926 † accepted as Pratulum semitectum (Marwick, 1926) †
• Nemocardium serum (F. W. Hutton, 1873) †
• Nemocardium subfraterculus (Dufour, 1881) †
• Nemocardium superbum Tremlett, 1950 †
• Nemocardium textum (Bronn, 1831) †
• Nemocardium thaanumi (Pilsbry, 1921) accepted as Frigidocardium thaanumi (Pilsbry, 1921)
• Nemocardium tinctum (Dall, 1881) accepted as Microcardium tinctum (Dall, 1881)
• Nemocardium toriii (Nomura, 1933) †
• Nemocardium torresi (E. A. Smith, 1885) accepted as Frigidocardium torresi (E. A. Smith, 1885)
• Nemocardium transversum (Rehder & Abbott, 1951) accepted as Microcardium tinctum (Dall, 1881)