Nuculidae Gray, 1824
Leionucula albensis
Leionucula astricta
Leionucula laevigata
Leionucula punjabensis
Leionucula rakhiensis
Leionucula superba
Nucula aegeensis Jeffreys, 1879
Nucula alcocki
Nucula amygdaloides (J de C. Sowerby, 1827)
Nucula annulata Hampson, 1971
Nucula arcaeformis Chapman, 1908
Nucula assiniboiensis
Nucula atacellana Schenck, 1939
Nucula athabaskensis
Nucula austrobenthalis Dell, 1990
Nucula (Leionucula) barrosi
Nucula beachportensis Verco, 1907
Nucula benguelana (A. H. Clarke, 1961)
Nucula bollonsi (Powell, 1955)
Nucula bowerbankii J de C. Sowerby, 1837
Nucula brasiliana Esteves, 1984
Nucula brewsterensis
Nucula (Nucula) cahuitensis
Nucula calcicola Moore, 1977
Nucula callicredemna Dall, 1890
Nucula cancellata Meek & Hayden, 1856
Nucula cardara Dall, 1916
Nucula carlottensis Dall, 1897
Nucula catalina
Nucula certisinus Finlay, 1930
Nucula chastelii Nyst
Nucula chatsfieldensis
Nucula chrysocome
Nucula cobboldiae
Nucula compressa Philippi
Nucula compta Goldfuss
Nucula comta Goldfuss, 1837
Nucula consentanea Melvill & Standen, 1907
Nucula cossmanni
Nucula (Lamellinucula) costacallistiformis
Nucula costaeimbricatis
Nucula covra Bergmans, 1978
Nucula crassicostata E.A. Smith, 1872
Nucula crassidens Nicklès, 1955
Nucula crenulata A. Adams, 1856
Nucula crepida
Nucula culebrensis E.A. Smith, 1885
Nucula cunifrons
Nucula cymella Dall, 1886
Nucula darella Dall, 1916
Nucula declivis Hinds, 1843
Nucula decorosa (Hedley, 1902)
Nucula delphinodonta Mighels & C. B. Adams, 1842
Nucula (Lamellinucula) depressilunulata
Nucula distincta Turton, 1932
Nucula domandaensis
Nucula donaciformis E.A. Smith, 1895
Nucula dorsocrenata (Habe, 1977)
Nucula dunedinensis Finlay, 1928
Nucula exigua G. B. Sowerby I, 1833
Nucula exiqua Sowerby
Nucula exodonta Prashad, 1932
Nucula faba Xu, 1999
Nucula falklandica Preston, 1912
Nucula fernandensis Villarroel, 1971
Nucula fernandinae Dall, 1927
Nucula gabbiana
Nucula gallinacea Finlay, 1930
Nucula georgiana Semper in Ravn, 1907
Nucula gigantea Etheridge
Nucula (Leionucula) grandis
Nucula granulosa Verrill, 1884
Nucula gregaria Muenster
Nucula greppini Deshayes, 1858
Nucula groenlandica Posselt, 1898
Nucula hanleyi Winckworth, 1931
Nucula hartvigiana Pfeiffer in Dohrn, 1864
Nucula hawaiensis Pilsbry, 1921
Nucula (Lissanucula) hilli
Nucula (Leionucula) hunickeni
Nucula inconspicua H. Adams, 1871
Nucula insignis (Hayami & Kase, 1993)
Nucula interflucta Marincovich, 1973
Nucula iphigenia Dall, 1896
Nucula irregularis G.B. Sowerby Iii, 1904
Nucula izushotoensis (Okutani, 1966)
Nucula (Lamellinucula) jeffreysi
Nucula jobata
Nucula kalimnae Singleton, 1932
Nucula kanaka Bergmans, 1991
Nucula kerguelensis Thiele, 1912
Nucula kermadecensis (Oliver, 1915)
Nucula laevata Hall
Nucula lamellata Hall, 1885
Nucula libera Bergmans, 1991
Nucula lunulata (Nyst, 1836)
Nucula (Nucula) magnifica
Nucula major
Nucula malabarica Hanley, 1860
Nucula mancorensis
Nucula maoria (Powell, 1937)
Nucula margaritacea Lamarck, 1805
Nucula marginata
Nucula mariae Nolf, 2005
Nucula marmorea Hinds, 1843
Nucula marshalli Schenck, 1939
Nucula marthae McCoy, 1874
Nucula martini
Nucula (Nucula) mauricensis
Nucula mayi (Iredale, 1930)
Nucula (Nucula) mediavia
Nucula melbournensis Chapman, 1908
Nucula mesembrina (Hedley, 1916)
Nucula micheleae
Nucula minima Deshayes
Nucula (Lamellinucula) minor
Nucula mitralis Hinds, 1843
Nucula mixta Deshayes, 1858
Nucula morundiana
Nucula multidentata Prashad, 1933
Nucula narica
Nucula nejdensis
Nucula nicklesi Cosel, 1995
Nucula nitidosa Winckworth, 1930
Nucula nitidula A. Adams, 1856
Nucula nitidulaformis Powell, 1971
Nucula njalindungensis
Nucula notobenthalis Thiele, 1912
Nucula (Leionucula) nova
Nucula nucleus Linnaeus, 1758
Nucula nuculatus Lamarck
Nucula observatoria
Nucula opima
Nucula oppressa Bergmans, 1991
Nucula (Nucula) ovula
Nucula paboensis
Nucula (Lamellinucula) pakistanica
Nucula (Leionucula) palmeri
Nucula papillifera Thiele & Jaeckel, 1931
Nucula parisiensis Deshayes, 1860
Nucula (Leionucula) patagonica
Nucula paulula A. Adams, 1856
Nucula pernula (Muller)
Nucula pilkeyi
Nucula pisum G.B. Sowerby I, 1833
Nucula placentina Lamarck, 1819
Nucula planiculmen Kilburn, 1999
Nucula planimarginata
Nucula praemissa Semper
Nucula praetenta Iredale, 1924
Nucula pratasensis Lan T.C. & Lee Y.C., 2001
Nucula profundorum E.A. Smith, 1885
Nucula proxima Say, 1822
Nucula prunicola
Nucula pseudoexigua Villarroel & Stuardo, 1998
Nucula pusilla Angas, 1877
Nucula recens (Dell, 1956)
Nucula rembangensis
Nucula reticularis
Nucula revei Bergmans, 1978
Nucula rhytidopleura Kilburn, 1999
Nucula rossiana Finlay, 1930
Nucula rugulosa G.B. Sowerby I, 1833
Nucula sagittata Suter
Nucula saltator (Iredale, 1939)
Nucula schencki Hertlein & Strong, 1940
Nucula sculpturata G.B. Sowerby Iii, 1904
Nucula sedanensis
Nucula semen Thiele & Jaeckel, 1931
Nucula semiornata d'Orbigny, 1842
Nucula semistriata
Nucula sericea Thiele & Jaeckel, 1931
Nucula similis J. Sowerby, 1818
Nucula sinaria
Nucula (Lamellinucula) soriensis
Nucula (Nucula) sphenopsis
Nucula stantoni
Nucula striolata A. Adams, 1856
Nucula studeri
Nucula suahelica (Thiele & Jaeckel, 1931)
Nucula (Leionucula) subaraucana
Nucula subglobosa Romer
Nucula subluxa Kilburn, 1999
Nucula (Leionucula) suboblonga
Nucula subovata Verrill & Bush, 1898
Nucula subrotundata
Nucula subtransversa
Nucula sulcata Bronn, 1831
Nucula sultana Thiele & Jaeckel, 1931
Nucula surinamensis Van Regteren Altena, 1968
Nucula tallahalaensis
Nucula tamatavica Odhner, 1943
Nucula taphria
Nucula tatei Finlay
Nucula taylori Chapman, 1908
Nucula (Nucula) tenuisculpta
Nucula tersior Marwick
Nucula thielei Schenck, 1939
Nucula tokyoensis Yokoyama, 1920
Nucula torresi E.A. Smith, 1885
Nucula trigonica Lan & Lee, 2001
Nucula (Nucula) trigonula
Nucula truncata Etheridge
Nucula tumidula (Malm, 1860)
Nucula turgens
Nucula turgida Gould, 1846
Nucula (Linucula) tutamoensis
Nucula variabilis
Nucula venezuelana Weisbord, 1964
Nucula vestigia
Nucula vicksburgensis
Nucula vincentiana (Cotton & Godfrey, 1938)
Nucula (Leionucula) vokesi
Nucula waikuraensis
Nucula (Linucula) waipaoa
Nucula zophos A. H. Clark, 1960
Nucula (Nucula) zwierzyckii