Sowerby I, 1833 Nucula exodonta Prashad, 1932 Nucula faba Xu, 1999 Nucula falklandica Preston, 1912 Nucula fernandensis Villarroel, 1971 Nucula fernandinae Dall, 1927 Nucula granulosa Nucula groenlandica Nucula hanleyi Winckworth, 1931 Nucula hawaiensis Pilsbry, 1921 Nucula inconspicua H. Adams, 1871 Nucula insignis (Hayami & Kase, 1993) Nucula iphigenia Dall, 1896 Nucula irregularis G. B. Sowerby III, 1904 Nucula izushotoensis (Okutani, 1966) Nucula kanaka Bergmans, 1991 Nucula kerguelensis Thiele, 1912 Nucula libera Bergmans, 1991 Nucula malabarica Hanley, 1860 Nucula mariae Nolf, 2005 Nucula marmorea Hinds, 1843 Nucula marshalli Schenck, 1939 Nucula mayi (Iredale, 1930) Nucula mesembrina (Hedley, 1916) Nucula mitralis Hinds, 1843 Nucula multidentata Prashad, 1933 Nucula nicklesi Cosel, 1995 Nucula nitidosa Winckworth, 1930 Nucula nitidula A. Adams, 1856 Nucula nitidulaformis Powell, 1971 Nucula notobenthalis Thiele, 1912 Nucula nucleus (Linnaeus, 1758) Nucula oppressa Bergmans, 1991 Nucula papillifera Thiele & Jaeckel, 1931 Nucula paulula A. Adams, 1856 Nucula pisum G. B. Sowerby I, 1833 Nucula planiculmen Kilburn, 1999 Nucula praetenta Iredale, 1924 Nucula profundorum E. A.