• Nucula Lamarck, 1799
• Nucula (Acila) H. Adams & A. Adams, 1858 accepted as Acila H. Adams & A. Adams, 1858
• Nucula (Acila) bruneiana Beets, 1942 † accepted as Acila bruneiana (Beets, 1942) †
• Nucula (Acila) divaricata Hinds, 1843 accepted as Acila divaricata (Hinds, 1843)
• Nucula (Acila) fultoni E. A. Smith, 1892 accepted as Acila fultoni (E. A. Smith, 1892)
• Nucula (Acila) gettysburgensis Reagan, 1909 † accepted as Acila gettysburgensis (Reagan, 1909) †
• Nucula (Acila) gettysburgensis alaskensis B. L. Clark, 1932 † accepted as Acila gettysburgensis alaskensis (B. L. Clark, 1932) †
• Nucula (Acila) gottschei Böhm, 1916 † accepted as Lacia gottschei (Böhm, 1916) †
• Nucula (Acila) granulata E. A. Smith, 1906 accepted as Acila granulata (E. A. Smith, 1906)
• Nucula (Acila) insignis A. Gould, 1861 represented as Acila insignis (A. Gould, 1861)
• Nucula (Acila) japonica Dall, 1898 accepted as Acila insignis (A. Gould, 1861)
• Nucula (Acila) jucunda Thiele, 1931 accepted as Acila jucunda (Thiele, 1931)
• Nucula (Acila) mirabilis A. Adams & Reeve, 1850 accepted as Acila mirabilis (A. Adams & Reeve, 1850)
• Nucula (Acila) prestoni H. C. Ray, 1952 accepted as Acila jucunda (Thiele, 1931)
• Nucula (Acila) schomburgki [sic] † accepted as Nucula schomburgkii Forbes, 1848 †
• Nucula (Acila) schomburgkii Forbes, 1848 † represented as Nucula schomburgkii Forbes, 1848 †
• Nucula (Acila) shumardi Dall, 1909 † accepted as Lacia shumardi (Dall, 1909) †
• Nucula (Acila) stillwaterensis C. E. Weaver & K. van W. Palmer, 1922 † (uncertain > unassessed)
• Nucula (Acila) tuberculata Gabb, 1873 † (uncertain > unassessed)
• Nucula (Cucullella) McCoy, 1851 † accepted as Cucullella McCoy, 1851 †
• Nucula (Cucullella) palaestina Hamlin, 1884 † (uncertain > unassessed)
• Nucula (Deminucula) Iredale, 1931 represented as Nucula Lamarck, 1799
• Nucula (Deminucula) atacellana Schenck, 1939 represented as Nucula atacellana Schenck, 1939
• Nucula (Deminucula) fernandinae Dall, 1927 represented as Nucula fernandinae Dall, 1927
• Nucula (Deminucula) praetenta Iredale, 1924 represented as Nucula praetenta Iredale, 1924
• Nucula (Deminucula) profundorum E. A. Smith, 1885 represented as Nucula profundorum E. A. Smith, 1885
• Nucula (Deminucula) thielei Schenck, 1939 represented as Nucula thielei Schenck, 1939
• Nucula (Ennucula) Iredale, 1931 accepted as Ennucula Iredale, 1931
• Nucula (Ennucula) balboana Hertlein & U. S. Grant, 1972 accepted as Ennucula tenuis (Montagu, 1808)
• Nucula (Ennucula) gricei Singleton, 1941 † accepted as Ennucula gricei (Singleton, 1941) †
• Nucula (Ennucula) mareana Weisbord, 1964 † accepted as Ennucula dalmasi (Dautzenberg, 1900)
• Nucula (Ennucula) microsperma S. S. Berry, 1947 accepted as Ennucula tenuis (Montagu, 1808)
• Nucula (Lamellinucula) Schenck, 1944 accepted as Nucula Lamarck, 1799
• Nucula (Lamellinucula) amitrovi Voronina, 1993 † accepted as Nucula amitrovi Voronina, 1993 †
• Nucula (Lamellinucula) carlottensis Dall, 1897 accepted as Nucula carlottensis Dall, 1897
• Nucula (Lamellinucula) certisinus Finlay, 1930 accepted as Nucula certisinus H. J. Finlay, 1930
• Nucula (Lamellinucula) comta Goldfuss, 1837 † accepted as Nucula comta Goldfuss, 1837 †
• Nucula (Lamellinucula) consentanea Melvill & Standen, 1907 represented as Nucula consentanea Melvill, 1907
• Nucula (Lamellinucula) crenulata A. Adams, 1856 represented as Nucula crenulata A. Adams, 1856
• Nucula (Lamellinucula) culebrensis E. A. Smith, 1885 represented as Nucula culebrensis E. A. Smith, 1885
• Nucula (Lamellinucula) dorsocrenata (Habe, 1977) represented as Nucula dorsocrenata (Habe, 1977)
• Nucula (Lamellinucula) dunedinensis Finlay, 1928 represented as Nucula dunedinensis H. J. Finlay, 1928
• Nucula (Lamellinucula) exigua G. B. Sowerby I, 1833 represented as Nucula exigua G. B. Sowerby I, 1833
• Nucula (Lamellinucula) gemmulata Habe, 1953 accepted as Nucula tokyoensis Yokoyama, 1920
• Nucula (Lamellinucula) hartvigiana Dohrn, 1864 accepted as Linucula hartvigiana (Dohrn, 1864)
• Nucula (Lamellinucula) iphigenia Dall, 1896 represented as Nucula iphigenia Dall, 1896
• Nucula (Lamellinucula) irregularis G. B. Sowerby III, 1904 represented as Nucula irregularis G. B. Sowerby III, 1904
• Nucula (Lamellinucula) izushotoensis (Okutani, 1966) represented as Nucula izushotoensis (Okutani, 1966)
• Nucula (Lamellinucula) jeffreysi Bellardi, 1875 † accepted as Nucula jeffreysi Bellardi, 1875 †
• Nucula (Lamellinucula) kanekoi Mimoto, 2011 represented as Nucula kanekoi Mimoto, 2011
• Nucula (Lamellinucula) keenae F. R. Bernard, 1983 accepted as Nucula carlottensis Dall, 1897
• Nucula (Lamellinucula) marmorea Hinds, 1843 represented as Nucula marmorea Hinds, 1843
• Nucula (Lamellinucula) minor Deshayes, 1858 † accepted as Nucula minor Deshayes, 1858 †
• Nucula (Lamellinucula) papillifera Thiele, 1931 represented as Nucula papillifera Thiele, 1931
• Nucula (Lamellinucula) pseudoexigua Villarroel & Stuardo, 1998 represented as Nucula pseudoexigua Villarroel & Stuardo, 1998
• Nucula (Lamellinucula) rhytidopleura Kilburn, 1999 represented as Nucula rhytidopleura Kilburn, 1999
• Nucula (Lamellinucula) rossiana H. J. Finlay, 1930 accepted as Nucula rossiana H. J. Finlay, 1930
• Nucula (Lamellinucula) rugulosa G. B. Sowerby I, 1833 represented as Nucula rugulosa G. B. Sowerby I, 1833
• Nucula (Lamellinucula) schencki Hertlein & A. M. Strong, 1940 represented as Nucula schencki Hertlein & A. M. Strong, 1940
• Nucula (Lamellinucula) sculpturata G. B. Sowerby III, 1904 represented as Nucula sculpturata G. B. Sowerby III, 1904
• Nucula (Lamellinucula) semiornata A. d'Orbigny, 1846 represented as Nucula semiornata A. d'Orbigny, 1846
• Nucula (Lamellinucula) sultana Thiele, 1931 represented as Nucula sultana Thiele, 1931
• Nucula (Lamellinucula) takashii F. R. Bernard, 1983 accepted as Nucula carlottensis Dall, 1897
• Nucula (Lamellinucula) tamatavica Odhner, 1943 represented as Nucula tamatavica Odhner, 1943
• Nucula (Lamellinucula) tokyoensis Yokoyama, 1920 represented as Nucula tokyoensis Yokoyama, 1920
• Nucula (Lamellinucula) torresi E. A. Smith, 1885 represented as Nucula torresi E. A. Smith, 1885
• Nucula (Lamellinucula) trigonica T. C. Lan & Y.-C. Lee, 2001 represented as Nucula trigonica T. C. Lan & Y.-C. Lee, 2001
• Nucula (Leda) Schumacher, 1817 accepted as Nuculana Link, 1807
• Nucula (Leda) packeri Forbes, 1848 † represented as Leda packeri (Forbes, 1848) †
• Nucula (Leionucula) Quenstedt, 1930 accepted as Leionucula Quenstedt, 1930 †
• Nucula (Leionucula) cecileana (A. d'Orbigny, 1843 † accepted as Leionucula cecileana (A. d'Orbigny, 1843) †
• Nucula (Leionucula) ceciliana † accepted as Nucula (Leionucula) cecileana (A. d'Orbigny, 1843 † accepted as Leionucula cecileana (A. d'Orbigny, 1843) †
• Nucula (Leionucula) devjatilovae Kafanov, Ogasawara & Marincovich, 2001 † accepted as Leionucula devjatilovae (Kafanov, Ogasawara & Marincovich, 2001) †
• Nucula (Leionucula) faba F.-S. Xu, 1999 accepted as Ennucula faba (F.-S. Xu, 1999)
• Nucula (Leionucula) hunickeni Zinsmeister & Macellari, 1988 † accepted as Leionucula hunickeni (Zinsmeister & Macellari, 1988) †
• Nucula (Leionucula) leptodonta F. R. Bernard, 1983 accepted as Ennucula tenuis (Montagu, 1808)
• Nucula (Leionucula) nova Wilckens, 1910 † accepted as Leionucula nova (Wilckens, 1910) †
• Nucula (Leionucula) palmeri Zinsmeister, 1984 † accepted as Leionucula palmeri (Zinsmeister, 1984) †
• Nucula (Leionucula) parvula Devjatilova, 1981 † accepted as Nucula (Leionucula) devjatilovae Kafanov, Ogasawara & Marincovich, 2001 † accepted as Leionucula devjatilovae (Kafanov, Ogasawara & Marincovich, 2001) †
• Nucula (Leionucula) subaraucana Frassinetti, 1997 † accepted as Leionucula subaraucana Frassinetti, 1997 †
• Nucula (Leionucula) suboblonga (Wilckens, 1907) † accepted as Leionucula suboblonga (Wilckens, 1907) †
• Nucula (Leionucula) yaquinae F. R. Bernard, 1983 accepted as Ennucula cardara (Dall, 1916)
• Nucula (Linucula) Marwick, 1931 accepted as Linucula Marwick, 1931
• Nucula (Linucula) aptera Laws, 1940 † accepted as Linucula aptera (Laws, 1940) †
• Nucula (Linucula) declivis Hinds, 1843 accepted as Linucula declivis (Hinds, 1843)
• Nucula (Linucula) fernandensis Villarroel, 1971 accepted as Nucula fernandensis Villarroel, 1971
• Nucula (Linucula) oppressa Bergmans, 1991 accepted as Linucula oppressa (Bergmans, 1991)
• Nucula (Linucula) pisum G. B. Sowerby I, 1833 accepted as Nucula pisum G. B. Sowerby I, 1833
• Nucula (Linucula) recens (Dell, 1956) accepted as Linucula recens Dell, 1956
• Nucula (Linucula) tutamoensis Marwick, 1931 † accepted as Linucula tutamoensis (Marwick, 1931) †
• Nucula (Linucula) waiaotea Laws, 1941 † accepted as Linucula waiaotea (Laws, 1941) †
• Nucula (Linucula) waipaoa Marwick, 1931 † accepted as Linucula waipaoa (Marwick, 1931) †
• Nucula (Linucula) wanganuica Laws, 1940 † accepted as Linucula wanganuica (Laws, 1940) †
• Nucula (Lionucula) accepted as Leionucula Quenstedt, 1930 †
• Nucula (Lionucula) albensis A. d'Orbigny, 1844 † accepted as Leionucula albensis (A. d'Orbigny, 1844) †
• Nucula (Nucolopsis) [sic] accepted as Nucula (Nuculopsis) Woodring, 1925 accepted as Nucula Lamarck, 1799
• Nucula (Nucolopsis) schencki Hertlein & A. M. Strong, 1940 accepted as Nucula schencki Hertlein & A. M. Strong, 1940
• Nucula (Nucula) Lamarck, 1799 represented as Nucula Lamarck, 1799
• Nucula (Nucula) atacellana Schenck, 1939 accepted as Nucula atacellana Schenck, 1939
• Nucula (Nucula) aureliae Métivier, 1982 accepted as Nucula callicredemna Dall, 1890