Acmaeidae Forbes, 1850 (basis of record)
Acteonoidea A. d'Orbigny, 1842 (basis of record)
Aeolidida accepted as Aeolidioidea Gray, 1827 (basis of record)
Aeolidiidae Gray, 1827 (basis of record)
Amphibolidae Gray, 1840 (basis of record)
Amphiboloidea Gray, 1840 (basis of record)
Anculinae Pruvot-Fol, 1954 (basis of record)
Aplustridae Gray, 1847 (basis of record)
Aplysiidae Lamarck, 1809 (additional source)
Arminidae Iredale & O'Donoghue, 1923 (1841) (basis of record)
Assimineidae H. Adams & A. Adams, 1856 (basis of record)
Austrocypraeini Iredale, 1935 (basis of record)
Bistolidini C. P. Meyer, 2003 (basis of record)
Bornellidae Bergh, 1874 (basis of record)
Bullidae Gray, 1827 (source of synonymy)
Caecinae J. E. Gray, 1850 (basis of record)
Caenogastropoda (basis of record)
Calliostomatinae Thiele, 1924 (1847) (basis of record)
Calyptraeidae Lamarck, 1809 (basis of record)
Calyptraeoidea Lamarck, 1809 (basis of record)
Cancellariinae Forbes & Hanley, 1851 (basis of record)
Cancellarioidea Forbes & Hanley, 1851 accepted as Volutoidea Rafinesque, 1815 (additional source)
Cassidae Latreille, 1825 (basis of record)
Cavolinioidea J. E. Gray, 1850 (1815) (basis of record)
Cephalaspidea (basis of record)
Cerithiidae J. Fleming, 1822 (basis of record)
Cerithiinae J. Fleming, 1822 (basis of record)
Cerithioidea J. Fleming, 1822 (additional source)
Chilodontidae Wenz, 1938 accepted as Chilodontaidae Wenz, 1938 (additional source)
Clavatulidae Gray, 1853 (basis of record)
Clionidae Rafinesque, 1815 (basis of record)
Clionoidea Rafinesque, 1815 (basis of record)
Cochlespiridae A. W. B. Powell, 1942 (basis of record)
Conidae J. Fleming, 1822 (basis of record)
Conoidea J. Fleming, 1822 (basis of record)
Coralliophilinae Chenu, 1859 (basis of record)
Cuthonidae Odhner, 1934 (basis of record)
Cylichnidae H. Adams & A. Adams, 1854 (basis of record)
Cylindromitrinae Cossmann, 1899 (basis of record)
Cymatiinae Iredale, 1913 (1854) accepted as Cymatiidae Iredale, 1913 (additional source)
Cymbulioidea Gray, 1840 (basis of record)
Cypraeidae Rafinesque, 1815 (basis of record)
Cypraeinae Rafinesque, 1815 (basis of record)
Cypraeini Rafinesque, 1815 (basis of record)
Dendrodorididae O'Donoghue, 1924 (1864) (basis of record)
Desmopteridae Chun, 1889 (basis of record)
Dialidae Kay, 1979 (basis of record)
Diaphanoidea Odhner, 1914 (1857) accepted as Cylichnoidea H. Adams & A. Adams, 1854 (basis of record)
Discodorididae Bergh, 1891 (basis of record)
Dorididae Rafinesque, 1815 (additional source)
Doridoidea Rafinesque, 1815 (basis of record)
Doridoidei (basis of record)
Drilliidae Olsson, 1964 (basis of record)
Ekadantinae Thiele, 1929 (basis of record)
Ellobiinae L. Pfeiffer, 1854 (1822) (basis of record)
Embletoniidae Pruvot-Fol, 1954 (basis of record)
Epitoniidae S. S. Berry, 1910 (1812) (additional source)
Epitonioidea S. S. Berry, 1910 (1812) (basis of record)
Erroneini Schilder, 1927 (basis of record)
Euctenidiacea accepted as Doridina (basis of record)
Eulimidae R. A. Philippi, 1853 (basis of record)
Eupulmonata (basis of record)
Facelinidae Bergh, 1889 (additional source)
Ficidae Meek, 1864 (1840) (basis of record)
Ficoidea Meek, 1864 (1840) (basis of record)
Fionidae Gray, 1857 (additional source)
Fionoidea Gray, 1857 (basis of record)
Flabellinidae Bergh, 1889 (basis of record)
Flabellinoidea Bergh, 1889 accepted as Fionoidea Gray, 1857 (basis of record)
Gastropoda (basis of record)
Goniodorididae H. Adams & A. Adams, 1854 (basis of record)
Haliotidae Rafinesque, 1815 (basis of record)
Haliotoidea Rafinesque, 1815 (basis of record)
Haminoeoidea Pilsbry, 1895 (basis of record)
Hygrophila (basis of record)
Iravadiidae Thiele, 1928 (basis of record)
Janthinidae Lamarck, 1822 accepted as Epitoniidae S. S. Berry, 1910 (1812) (additional source)
Kalinginae Pruvot-Fol, 1956 (basis of record)
Limapontioidea Gray, 1847 accepted as Plakobranchoidea Gray, 1840 (basis of record)
Littorinidae Children, 1834 (basis of record)
Littorinimorpha (basis of record)
Littorinoidea Children, 1834 (basis of record)
Lottiidae Gray, 1840 (additional source)
Lottiinae Gray, 1840 (basis of record)
Lottiini Gray, 1840 (basis of record)
Lottioidea Gray, 1840 (basis of record)
Luriini Schilder, 1932 (basis of record)
Marginellinae J. Fleming, 1828 (basis of record)
Mauritiini Steadman & Cotton, 1946 (basis of record)
Melampinae W. Stimpson, 1851 (1850) accepted as Melampodinae W. Stimpson, 1851 (1850) (basis of record)
Muricoidea Rafinesque, 1815 (basis of record)
Myrrhinidae Bergh, 1905 (basis of record)
Naticidae Guilding, 1834 (basis of record)
Naticinae Guilding, 1834 (basis of record)
Naticoidea Guilding, 1834 (additional source)
Neritinae Rafinesque, 1815 (basis of record)
Neritininae Poey, 1852 (basis of record)
Nudipleura (basis of record)
Onchidiidae Rafinesque, 1815 (basis of record)
Onchidoridoidea Gray, 1827 (basis of record)