Alestiidae Nelson, 2006 accepted as Alestidae Cockerell, 1910 (source of synonymy)
Algaroda Dall, 1918 accepted as Littorina Férussac, 1822 (source of synonymy)
Antigomonas incomitata Nebelsick, 1990 accepted as Antygomonas incomitata Nebelsick, 1990 (source of synonymy)
Arabellidae Hartman, 1944 accepted as Oenonidae Kinberg, 1865 (source of synonymy)
Aulacoctena Mortensen, 1932 (current name source)
Aulacoctena Mortensen, 1932 (verified source for family)
Avicenniaceae Miquel, 1845 accepted as Acanthaceae de Jussieu, 1789 (source of synonymy)
Borsoniidae Bellardi, 1875 (basis of record)
Ceratokalummidae Balogh, 1970 (basis of record)
Cerylidae Reichenbach, 1851 accepted as Alcedinidae Rafinesque, 1815 (source of synonymy)
Clathurellidae H. Adams & A. Adams, 1858 (basis of record)
Cobanocytheridae Schornikov, 1975 (basis of record)
Cochlespiridae Powell, 1942 (basis of record)
Conchoserpula Blainville, 1818 accepted as Spirobranchus Blainville, 1818 (source of synonymy)
Conorbidae de Gregorio, 1880 (basis of record)
Diomedea cauta Gould, 1841 accepted as Thalassarche cauta (Gould, 1841) (source of synonymy)
Diomedea chlororhynchos Gmelin, 1789 accepted as Thalassarche chlororhynchos (Gmelin, 1789) (source of synonymy)
Diomedea chrysostoma Forster, 1785 accepted as Thalassarche chrysostoma (Forster, 1785) (source of synonymy)
Diomedea melanophris Temminck, 1828 accepted as Thalassarche melanophris (Temminck, 1828) (source of synonymy)
Endeididae accepted as Endeidae Norman, 1908 (source of synonymy)
Erycinidae Deshayes, 1850 accepted as Lasaeidae Gray, 1842 (source of synonymy)
Eusamythella Hartman, 1971 (verified source for family)
Ezolittorina Habe, 1958 accepted as Littorina Férussac, 1822 (source of synonymy)
Halosydnopsis Uschakov & Wu, 1959 (verified source for family)
Horaiclavidae Bouchet, Kantor, Sysoev & Puillandre, 2011 (basis of record)
Iophonidae Burton, 1929 accepted as Acarnidae Dendy, 1922 (source of synonymy)
Jerrybuccinum Kantor & Pastorino, 2009 (verified source for family)
Lamellibrachiidae accepted as Siboglinidae Caullery, 1914 (source of synonymy)
Lamellisabellidae accepted as Siboglinidae Caullery, 1914 (source of synonymy)
Lathophthalmus Pruvot-Fol, 1932 accepted as Phanerophthalmus A. Adams, 1850 (source of synonymy)
Luscinia Forster, 1817 (current name source)
Mangeliidae P. Fischer, 1883 (basis of record)
Mercierella Fauvel, 1923 accepted as Ficopomatus Southern, 1921 (source of synonymy)
Mercierellopsis Rioja, 1945 accepted as Ficopomatus Southern, 1921 (source of synonymy)
Nemotelus Geoffroy, 1762 (verified source for family)
Neritrema Récluz, 1869 accepted as Littorina Férussac, 1822 (verified source for family)
Neritrema Récluz, 1869 accepted as Littorina Férussac, 1822 (source of synonymy)
Notodorididae Eliot, 1910 accepted as Aegiridae P. Fischer, 1883 (source of synonymy)
Oligobrachiidae accepted as Siboglinidae Caullery, 1914 (source of synonymy)
Paracereis accepted as Paracerceis Hansen, 1905 (source of synonymy)
Polybrachiidae accepted as Siboglinidae Caullery, 1914 (source of synonymy)
Polyodontidae Buchanan, 1894 accepted as Acoetidae Kinberg, 1856 (source of synonymy)
Pyropelta McLean & Haszprunar, 1987 (verified source for family)
Pyropeltidae McLean & Haszprunar, 1987 (basis of record)
Raphitomidae Bellardi, 1875 (basis of record)
Sclerolinidae accepted as Siboglinidae Caullery, 1914 (source of synonymy)
Setosellinidae Hayward & Cook, 1979 accepted as Heliodomidae Vigneaux, 1949 (source of synonymy)
Sonneratiaceae Engler, 1897 accepted as Lythraceae J. Saint-Hilaire, 1805 (source of synonymy)
Spirobrachiidae accepted as Siboglinidae Caullery, 1914 (source of synonymy)
Sylonidae Boschma, 1928 accepted as Clistosaccidae Boschma, 1928 (source of synonymy)
Tetracondylidae Aoki, 1961 (basis of record)
Uharella Taylor, Casadío & Gordon, 2008 † (current name source)
Uharella Taylor, Casadío & Gordon, 2008 † (verified source for family)