Abyssochrysoidea SF161 Tomlin, 1927 Abyssochrysoidea Tomlin, 1927 Gastropoda
Acanthoceratoidea SF392 @ @ @
Acavoidea SF021 Pilsbry, 1895  Acavoidea Pilsbry, 1895 Gastropoda
Achatinelloidea SF244 Gulick, 1873 Achatinelloidea Gulick, 1873 Gastropoda
Achatinoidea SF022 Swainson, 1840  Achatinoidea Swainson, 1840 Gastropoda
Acmaeoidea SF444 @ @ @
Acochlidioidea SF023 Küthe, 1935  Acochlidioidea Küthe, 1935 Gastropoda
Acroloxoidea SF024 Thiele, 1931  Acroloxoidea Thiele, 1931 Gastropoda
Acteoninoidea SF245 Cossmann, 1895 Acteoninoidea Cossmann, 1895 Gastropoda
Acteonoidea SF246 d'Orbigny, 1843 Acteonoidea d'Orbigny, 1843 Gastropoda
Actinodontoidea SF443 @ @ @
Actinodontophoroidea SF319 @ @ @
Adrianitoidea SF422 @ @ @
Aeolidioidea SF025 Gray, 1827  Aeolidioidea Gray, 1827 Gastropoda
Afghanodesmatoidea SF232 Scarlato & Starobogatov, 1979 Afghanodesmatoidea Scarlato & Starobogatov, 1979 Bivalvia
Agathiceratoidea SF416 @ @ @
Aipoceratoidea SF438 @ @ @
Akeroidea SF247 Mazzarelli, 1891 Akeroidea Mazzarelli, 1891 Gastropoda
Alatoconchoidea SF162 Termier, Termier & Lapparent, 1974 Alatoconchoidea Termier, Termier & Lapparent, 1974 Bivalvia
Amberleyoidea SF026 Wenz, 1938  Amberleyoidea Wenz, 1938 Gastropoda
Ambonychioidea SF001 S. A. Miller, 1877  Ambonychioidea S. A. Miller, 1877 Bivalvia
Amnigenioidea SF163 Khalfin, 1948 Amnigenioidea Khalfin, 1948 Bivalvia
Amphiboloidea SF248 Gray, 1840 Amphiboloidea Gray, 1840 Gastropoda
Ampullarioidea SF027 Gray, 1824  Ampullarioidea Gray, 1824 Gastropoda
Ampullinoidea SF333 @ @ @
Anadoridoidea SF450 @ @ @
Ancyloceratoidea SF395 @ @ @
Ancyloidea SF452 @ @ @
Angarioidea SF164 Gray, 1857 Angarioidea Gray, 1857 Gastropoda
Anodontopsoidea SF002 S. A. Miller, 1889  Anodontopsoidea S. A. Miller, 1889 Bivalvia
Anomioidea SF165 Rafinesque, 1815 Anomioidea Rafinesque, 1815 Bivalvia
Anomphaloidea SF361 @ @ @
Anthracosioidea SF166 Amalitzky, 1892 Anthracosioidea Amalitzky, 1892 Gastropoda
Antipleuroidea SF353 @ @ @
Aplysioidea SF249 Lamarck, 1809 Aplysioidea Lamarck, 1809 Gastropoda
Archaracoidea SF321 @ @ @
Archinacelloidea SF003 Knight, 1952  Archinacelloidea Knight, 1952 Gastropoda
Architectonicoidea SF250 Gray, 1850 Architectonicoidea Gray, 1850 Gastropoda
Arcoidea SF028 Lamarck, 1809  Arcoidea Lamarck, 1809 Bivalvia
Arcticoidea SF029 Newton, 1891 -1844  Arcticoidea Newton, 1891 (1844) Bivalvia
Argonautoidea SF030 Cantraine, 1841  Argonautoidea Cantraine, 1841 Gastropoda
Arionoidea SF031 Gray, 1840  Arionoidea Gray, 1840 Gastropoda
Arminoidea SF032 Iredale & O'Donoghue, 1923 -1841  Arminoidea Iredale & O'Donoghue, 1923 (1841) Gastropoda
Astartoidea SF291 @ @ @
Athoracophoroidea SF033 P. Fischer, 1883 -1860  Athoracophoroidea P. Fischer, 1883 (1860) Gastropoda
Aviculopectinoidea SF004 Meek & Hayden, 1865  Aviculopectinoidea Meek & Hayden, 1865 Bivalvia
Babinkoidea SF233 Horný, 1960 Babinkoidea Horný, 1960 Bivalvia
Basommatophora SF340 @ @ @
Bathydoridoidea SF034 Bergh, 1891  Bathydoridoidea Bergh, 1891 Gastropoda
Bathyteuthoidea SF035 Vecchione, Young & Sweeney, 2004  Bathyteuthoidea Vecchione, Young & Sweeney, 2004 Gastropoda
Bellerophontoidea SF036 McCoy, 1852  Bellerophontoidea McCoy, 1852 Gastropoda
Bochianitoidea SF436 @ @ @
Buccinoidea SF167 Rafinesque, 1815 Buccinoidea Rafinesque, 1815 Gastropoda
Buchioidea SF005 Cox, 1953  Buchioidea Cox, 1953 Bivalvia
Bulloidea SF251 Gray, 1827 Bulloidea Gray, 1827 Gastropoda
Calyptraeoidea SF037 Lamarck, 1809  Calyptraeoidea Lamarck, 1809 Gastropoda
Campaniloidea SF038     Gastropoda
Cancellarioidea SF168 Forbes & Hanley, 1851 Cancellarioidea Forbes & Hanley, 1851 Gastropoda
Caprinoidea SF039 d'Orbigny, 1847  Caprinoidea d'Orbigny, 1847 Bivalvia
Caprotinoidea SF303 @ @ @
Capuloidea SF040 Fleming, 1822  Capuloidea Fleming, 1822 Gastropoda
Cardioidea SF169 Lamarck, 1809 Cardioidea Lamarck, 1809 Bivalvia
Cardioloidea SF170 R. Hoernes, 1884 Cardioloidea R. Hoernes, 1884 Bivalvia
Carditoidea SF041 Férussac, 1822  Carditoidea Férussac, 1822 Bivalvia
Carinarioidea SF284 @ @ @
Carydioidea SF317 @ @ @
Cavolinioidea SF252 Gray, 1850 (1815) Cavolinioidea Gray, 1850 (1815) Gastropoda
Ceratitoidea SF405 @ @ @
Cercomyoidea SF357 @ @ @
Cerithioidea SF042 Fleming, 1822  Cerithioidea Fleming, 1822 Gastropoda
Chaenocardioidea SF171 S. A. Miller, 1889 Chaenocardioidea S. A. Miller, 1889 Bivalvia
Chamoidea SF172 Lamarck, 1809 Chamoidea Lamarck, 1809 Bivalvia
Chilinoidea SF043 Dall, 1870  Chilinoidea Dall, 1870 Gastropoda
Chitonoidea SF044 Rafinesque, 1815  Chitonoidea Rafinesque, 1815 Polyplacophora
Cingulopsoidea SF045 Fretter & Patil, 1958  Cingulopsoidea Fretter & Patil, 1958 Gastropoda
Cirroidea SF374 @ @ @
Clausilioidea SF046 Gray, 1855  Clausilioidea Gray, 1855 Gastropoda
Clausiloidea SF370 @ @ @
Clavagelloidea SF173 d'Orbigny, 1844 Clavagelloidea d'Orbigny, 1844 Bivalvia
Clionoidea SF047 Rafinesque, 1815  Clionoidea Rafinesque, 1815 Gastropoda
Clisospiroidea SF006 S. A. Miller, 1889  Clisospiroidea S. A. Miller, 1889 Gastropoda
Clydonautiloidea SF437 @ @ @
Cocculinoidea SF174 Dall, 1882 Cocculinoidea Dall, 1882 Gastropoda
Cochlicopoidea SF338 @ @ @
Codonocheiloidea SF445 @ @ @
Colpomyoidea SF175 Pojeta & Gilbert-Tomlinson, 1977 Colpomyoidea Pojeta & Gilbert-Tomlinson, 1977 Bivalvia
Columbelloidea SF368 @ @ @
Condylocardioidea SF302 @ @ @
Conocardioidea SF350 @ @ @
Conoidea SF176 Fleming, 1822 Conoidea Fleming, 1822 Gastropoda
Corbiculoidea SF307 @ @ @
Corbuloidea SF306 @ @ @
Craspedostomatoidea SF362 @ @ @
Crassatelloidea SF048   @ Gastropoda
Cryptoplacoidea SF049 H. Adams & A. Adams, 1858  Cryptoplacoidea H. Adams & A. Adams, 1858 Polyplacophora
Ctenodontoidea SF360 @ @ @
Cuspidarioidea SF050 Dall, 1886  Cuspidarioidea Dall, 1886 Bivalvia
Cyamioidea SF051 Sars, 1878  Cyamioidea Sars, 1878 Bivalvia
Cycloconchoidea SF358 @ @ @
Cycloloboidea SF426 @ @ @
Cyclophoroidea SF052 Gray, 1847  Cyclophoroidea Gray, 1847 Gastropoda
Cylichnoidea SF053 H. Adams & A. Adams, 1854  Cylichnoidea H. Adams & A. Adams, 1854 Gastropoda
Cylindrobullinoidea SF447 @ @ @
Cylindrobulloidea SF253 Thiele, 1931 Cylindrobulloidea Thiele, 1931 Gastropoda
Cymbulioidea SF254 Gray, 1840 Cymbulioidea Gray, 1840 Gastropoda
Cypraeoidea SF054 Rafinesque, 1815  Cypraeoidea Rafinesque, 1815 Gastropoda
Cyrenoidea SF177 Gray, 1840 Cyrenoidea Gray, 1840 Bivalvia
Cyrenoidoidea SF055 H. Adams & A. Adams, 1857 -1853 Cyrenoidoidea H. Adams & A. Adams, 1857 (1853) Gastropoda
Cyrtodontoidea SF056 Ulrich, 1894  Cyrtodontoidea Ulrich, 1894 Bivalvia
Cyrtonelloidea SF375 @ @ @
Dendropupoidea SF178 Wenz, 1938 Dendropupoidea Wenz, 1938 Gastropoda
Deshayesitoidea SF384 @ @ @
Desmoceratoidea SF380 @ @ @
Diaphanoidea SF332 @ @ @
Dimeroceratoidea SF408 @ @ @
Dimorphoceratoidea SF417 @ @ @
Dimyoidea SF179 P. Fischer, 1886 Dimyoidea P. Fischer, 1886 Bivalvia
Dinaritoidea SF404 @ @ @
Donacoidea SF314 @ @ @
Doridoidea SF057 Rafinesque, 1815  Doridoidea Rafinesque, 1815 Gastropoda
Doridoxoidea SF058 Bergh, 1899  Doridoxoidea Bergh, 1899 Gastropoda
Douvilleiceratoidea SF394 @ @ @
Dreissenoidea SF180 Gray, 1840 Dreissenoidea Gray, 1840 Bivalvia
Dualinoidea SF181 Conrath, 1887 Dualinoidea Conrath, 1887 Bivalvia
Dyakioidea SF255 Gude & B. B. Woodward, 1921 Dyakioidea Gude & B. B. Woodward, 1921 Gastropoda
Edmondioidea SF007 King, 1850  Edmondioidea King, 1850 Gastropoda
Ellobioidea SF059 L. Pfeiffer, 1854 -1822  Ellobioidea L. Pfeiffer, 1854 (1822) Gastropoda
Elysioidea SF446 @ @ @
Engonoceratoidea SF390 @ @ @
Enoidea SF256 B. B. Woodward, 1903 (1880) Enoidea B. B. Woodward, 1903 (1880) Gastropoda
Entolioidea SF182 Teppner, 1922 Entolioidea Teppner, 1922 Bivalvia
Eoacmaeoidea SF183 Nakano & Ozawa, 2007 Eoacmaeoidea Nakano & Ozawa, 2007 Gastropoda
Eoderoceratoidea SF385 @ @ @
Eopterioidea SF349 @ @ @
Eotomarioidea SF060 Wenz, 1938  Eotomarioidea Wenz, 1938 Gastropoda
Epitonioidea SF184 Berry, 1910 (1812) Epitonioidea Berry, 1910 (1812) Gastropoda
Etherioidea SF061 Deshayes, 1832  Etherioidea Deshayes, 1832 Gastropoda
Euchondrioidea SF185 Newell, 1938 Euchondrioidea Newell, 1938 Bivalvia
Eucycloidea SF286 @ @ @
Eudoridoidea SF449 @ @ @
Eulimoidea SF337 @ @ @
Euomphaloidea SF062 White, 1877  Euomphaloidea White, 1877 Gastropoda
Eurydesmatoidea SF186 Reed, 1932 Eurydesmatoidea Reed, 1932 Bivalvia
Falcatodontoidea SF187 Cope, 1996 Falcatodontoidea Cope, 1996 Bivalvia
Ficoidea SF188 Meek, 1864 (1840) Ficoidea Meek, 1864 (1840) Gastropoda
Fionoidea SF063 Gray, 1857  Fionoidea Gray, 1857 Gastropoda
Fissurelloidea SF189 Fleming, 1822 Fissurelloidea Fleming, 1822 Gastropoda
Flabellinoidea SF064 Bergh, 1889  Flabellinoidea Bergh, 1889 Gastropoda
Fordilloidea SF234 Pojeta, 1975 Fordilloidea Pojeta, 1975 Bivalvia
Gaimardioidea SF065 Hedley, 1916  Gaimardioidea Hedley, 1916 Bivalvia
Galeommatoidea SF066 J.E. Gray, 1840  Galeommatoidea J.E. Gray, 1840 Bivalvia
Gastrioceratoidea SF421 @ @ @
Gastrochaenoidea SF190 Gray, 1840 Gastrochaenoidea Gray, 1840 Bivalvia
Gastrodontoidea SF067 Tryon, 1866  Gastrodontoidea Tryon, 1866 Gastropoda
Glacidorboidea SF068 Ponder, 1986  Glacidorboidea Ponder, 1986 Gastropoda
Glossoidea SF191 J.E. Gray, 1847 (1840) Glossoidea J.E. Gray, 1847 (1840) Bivalvia
Glycymeridoidea SF293 @ @ @
Glycymeroidea SF295 @ @ @
Glyptarcoidea SF192 Cope, 1996 Glyptarcoidea Cope, 1996 Bivalvia
Goniatitoidea SF413 @ @ @
Gonioloboceratoidea SF415 @ @ @
Grammysioidea SF069 S. A. Miller, 1877  Grammysioidea S. A. Miller, 1877 Bivalvia
Haliotoidea SF070 Rafinesque, 1815  Haliotoidea Rafinesque, 1815 Gastropoda
Halkierioidea SF347 @ @ @
Haminoeoidea SF071 Pilsbry, 1895  Haminoeoidea Pilsbry, 1895 Gastropoda
Hammatoceratoidea SF283 @ @ @
Haploceratoidea SF386 @ @ @
Haplotrematoidea SF257 H.B. Baker, 1925 Haplotrematoidea H.B. Baker, 1925 Gastropoda
Helcionelloidea SF344 @ @ @
Helicarionoidea SF072 Bourguignat, 1877  Helicarionoidea Bourguignat, 1877 Gastropoda
Helicinoidea SF073 Férussac, 1822  Helicinoidea Férussac, 1822 Gastropoda
Helicoidea SF074 Rafinesque, 1815  Helicoidea Rafinesque, 1815 Gastropoda
Hemidonacoidea SF008 Scarlato & Starobogatov, 1971  Hemidonacoidea Scarlato & Starobogatov, 1971 Bivalvia
Heteropectinoidea SF193 Beurlen, 1954 Heteropectinoidea Beurlen, 1954 Bivalvia
Hiatelloidea SF194 J.E. Gray, 1824 Hiatelloidea J.E. Gray, 1824 Bivalvia
Hildoceratoidea SF379 @ @ @
Hippocardioidea SF348 @ @ @
Hipponicoidea SF369 @ @ @
Hippuritoidea SF290 @ @ @
Hoplitoidea SF381 @ @ @
Hydrocenoidea SF075 Troschel, 1857  Hydrocenoidea Troschel, 1857 Gastropoda
Hydromyloidea SF076 Pruvot-Fol, 1942 (1862)  Hydromyloidea Pruvot-Fol, 1942 (1862) Gastropoda
Hypseloconoidea SF377 @ @ @
Hyrioidea SF077 Swainson, 1840  Hyrioidea Swainson, 1840 Bivalvia
Inoceramoidea SF078 Giebel, 1852  Inoceramoidea Giebel, 1852 Bivalvia
Ischyrinioidea SF351 @ @ @
Isognomoidea SF301 @ @ @
Janthinoidea SF282 @ @ @
Kalenteroidea SF195 Marwick, 1953 Kalenteroidea Marwick, 1953 Bivalvia
Karagandoceratoidea SF409 @ @ @
Kellielloidea SF311 @ @ @
Kellioidea SF315 @ @ @
Kiringelloidea SF376 @ @ @
Lamellarioidea SF289 @ @ @
Lapeirousioidea SF304 @ @ @
Laubierinoidea SF287 @ @ @
Leiopectinoidea SF354 @ @ @
Lepetelloidea SF079 Dall, 1882  Lepetelloidea Dall, 1882 Gastropoda
Lepetodriloidea SF080 McLean, 1988  Lepetodriloidea McLean, 1988 Gastropoda
Leptonoidea SF309 @ @ @
Limacinoidea SF258 Gray, 1840 Limacinoidea Gray, 1840 Gastropoda
Limacoidea SF081 Lamarck, 1801  Limacoidea Lamarck, 1801 Gastropoda
Limapontioidea SF082 Gray, 1847  Limapontioidea Gray, 1847 Gastropoda
Limoidea SF196 Rafinesque, 1815 Limoidea Rafinesque, 1815 Bivalvia
Limopsoidea SF197 Dall, 1895 Limopsoidea Dall, 1895 Bivalvia
Littorinoidea SF083 Children, 1834  Littorinoidea Children, 1834 Gastropoda
Lophospiroidea SF288 @ @ @
Lottioidea SF198 Gray, 1840 Lottioidea Gray, 1840 Gastropoda
Loxonematoidea SF009 Koken, 1889  Loxonematoidea Koken, 1889 Gastropoda
Lucinoidea SF084 J. Fleming, 1828  Lucinoidea J. Fleming, 1828 Bivalvia
Lunulacardioidea SF298 @ @ @
Lymnaeoidea SF085 Rafinesque, 1815  Lymnaeoidea Rafinesque, 1815 Gastropoda
Lyrodesmatoidea SF359 @ @ @
Lytoceratoidea SF388 @ @ @
Macluritoidea SF010 Carpenter, 1861  Macluritoidea Carpenter, 1861 Gastropoda
Mactroidea SF199 Lamarck, 1809 Mactroidea Lamarck, 1809 Bivalvia
Mactromyoidea SF313 @ @ @
Malleoidea SF300 @ @ @
Malletioidea SF324 @ @ @
Manzanelloidea SF086 Chronic, 1952  Manzanelloidea Chronic, 1952 Gastropoda
Marathonitoidea SF419 @ @ @
Mathildoidea SF259 Dall, 1889 Mathildoidea Dall, 1889 Gastropoda
Mecynodontoidea SF011 Haffer, 1959  Mecynodontoidea Haffer, 1959 Bivalvia
Medlicottioidea SF433 @ @ @
Meekoceratoidea SF400 @ @ @
Megalodontoidea SF087 Morris & Lycett, 1853  Megalodontoidea Morris & Lycett, 1853 Bivalvia
Megaphyllitoidea SF402 @ @ @
Megatrigonioidea SF235 van Hoepen, 1929 Megatrigonioidea van Hoepen, 1929 Bivalvia
Melampoidea SF281 @ @ @
Mesoteuthoidea SF440 @ @ @
Microdomatoidea SF372 @ @ @
Microhedyloidea SF448 @ @ @
Modiolopsoidea SF200 P. Fischer, 1886 Modiolopsoidea P. Fischer, 1886 Bivalvia
Modiomorphoidea SF088 S. A. Miller, 1877  Modiomorphoidea S. A. Miller, 1877 Bivalvia
Monopleuroidea SF305 @ @ @
Monotoidea SF355 @ @ @
Mopalioidea SF089 Dall, 1889  Mopalioidea Dall, 1889 Polyplacophora
Mullerioidea SF318 @ @ @
Murchisonelloidea SF090 Casey, 1904  Murchisonelloidea Casey, 1904 Gastropoda
Murchisonioidea SF091 Koken, 1896  Murchisonioidea Koken, 1896 Gastropoda
Muricoidea SF092 Rafinesque, 1815  Muricoidea Rafinesque, 1815 Gastropoda
Muricoideaunsorted SF201 #N/A #N/A Gastropoda
Myochamoidea SF093 Carpenter, 1861  Myochamoidea Carpenter, 1861 Bivalvia
Myoidea SF094 Lamarck, 1809  Myoidea Lamarck, 1809 Bivalvia
Myophorelloidea SF236 Kobayashi, 1954 Myophorelloidea Kobayashi, 1954 Bivalvia
Mysidielloidea SF299 @ @ @
Mytiloidea SF202 Rafinesque, 1815 Mytiloidea Rafinesque, 1815 Bivalvia
Nacelloidea SF330 @ @ @
Naticoidea SF203 Guilding, 1834 Naticoidea Guilding, 1834 Gastropoda
Naticopsoidea SF204 Waagen, 1880 Naticopsoidea Waagen, 1880 Gastropoda
Nautiloidea SF343 @ @ @
Neodimorphoceratoidea SF425 @ @ @
Neoglyphioceratoidea SF420 @ @ @
Neoicoceratoidea SF424 @ @ @
Neolepetopsoidea SF329 @ @ @
Neomphaloidea SF095 McLean, 1981  Neomphaloidea McLean, 1981 Gastropoda
Neopilinoidea SF342 @ @ @
Nerineoidea SF260 Zittel, 1873 Nerineoidea Zittel, 1873 Gastropoda
Neritoidea SF205 Rafinesque, 1815 Neritoidea Rafinesque, 1815 Gastropoda
Neritopsoidea SF096 Gray, 1847  Neritopsoidea Gray, 1847 Gastropoda
Nerrhenoidea SF261 Bandel & Heidelberger, 2001 Nerrhenoidea Bandel & Heidelberger, 2001 Gastropoda
Newnesioidea SF262 Moles, Wägele, Schrödl & Avila, 2017 Newnesioidea Moles, Wägele, Schrödl & Avila, 2017 Gastropoda
Nomismoceratoidea SF423 @ @ @
Nucinelloidea SF320 @ @ @
Nuculanoidea SF097 H. Adams & A. Adams, 1858 (1854) Nuculanoidea H. Adams & A. Adams, 1858 (1854) Bivalvia
Nuculoidea SF098 Gray, 1824  Nuculoidea Gray, 1824 Bivalvia
Nyassoidea SF237 S. A. Miller, 1877 Nyassoidea S. A. Miller, 1877 Bivalvia
Octopodoidea SF099 d'Orbigny, 1840  Octopodoidea d'Orbigny, 1840 Gastropoda
Oleacinoidea SF263 H. Adams & A. Adams, 1855 Oleacinoidea H. Adams & A. Adams, 1855 Gastropoda
Olivoidea SF206 Latreille, 1825 Olivoidea Latreille, 1825 Gastropoda
Omalogyroidea SF264 G.O. Sars, 1878 Omalogyroidea G.O. Sars, 1878 Gastropoda
Omphalotrochoidea SF364 @ @ @
Onchidioidea SF265 Rafinesque, 1815 Onchidioidea Rafinesque, 1815 Gastropoda
Onchidoridoidea SF100 Gray, 1827  Onchidoridoidea Gray, 1827 Gastropoda
Onychochiloidea SF442 @ @ @
Ophiletoidea SF207 Koken, 1907 Ophiletoidea Koken, 1907 Gastropoda
Oriocrassatelloidea SF208 Boyd & Newell, 1968 Oriocrassatelloidea Boyd & Newell, 1968 Bivalvia
Oriostomatoidea SF012 Koken, 1896  Oriostomatoidea Koken, 1896 Gastropoda
Orthalicoidea SF101 Martens, 1860  Orthalicoidea Martens, 1860 Gastropoda
Orthonematoidea SF209 Nützel & Bandel, 2000 Orthonematoidea Nützel & Bandel, 2000 Gastropoda
Orthonotoidea SF102 S. A. Miller, 1877  Orthonotoidea S. A. Miller, 1877 Gastropoda
Ostreoidea SF210 Rafinesque, 1815 Ostreoidea Rafinesque, 1815 Bivalvia
Otinoidea SF339 @ @ @
Otoceratoidea SF399 @ @ @
Oxynooidea SF266 Stoliczka, 1868 (1847) Oxynooidea Stoliczka, 1868 (1847) Gastropoda
Oxytomoidea SF103 Ichikawa, 1958  Oxytomoidea Ichikawa, 1958 Bivalvia
Palaeanodontoidea SF211 Modell, 1964 Palaeanodontoidea Modell, 1964 Bivalvia
Palaeomuteloidea SF104 Lahusen, 1897  Palaeomuteloidea Lahusen, 1897 Bivalvia
Palaeostyloidea SF212 Wenz, 1938 Palaeostyloidea Wenz, 1938 Gastropoda
Palaeotrochoidea SF013 Knight, 1956  Palaeotrochoidea Knight, 1956 Gastropoda
Pandoroidea SF213 Rafinesque, 1815 Pandoroidea Rafinesque, 1815 Bivalvia
Papillodermatoidea SF267 Wiktor, Martin & Castillejo, 1990 Papillodermatoidea Wiktor, Martin & Castillejo, 1990 Gastropoda
Paraturbinoidea SF366 @ @ @
parentGastrodontoidea SF105 Tryon, 1866  parentGastrodontoidea Tryon, 1866 Gastropoda
Parhedyloidea SF106 Thiele, 1931  Parhedyloidea Thiele, 1931 Gastropoda
Parilimyoidea SF312 @ @ @
Parmacelloidea SF107 P. Fischer, 1856 (1855)  Parmacelloidea P. Fischer, 1856 (1855) Gastropoda
Partuloidea SF108 Pilsbry, 1900  Partuloidea Pilsbry, 1900 Gastropoda
Patelloidea SF214 Rafinesque, 1815 Patelloidea Rafinesque, 1815 Gastropoda
Pectinoidea SF109 Rafinesque, 1815  Pectinoidea Rafinesque, 1815 Bivalvia
Pelagielloidea SF110 Knight, 1956  Pelagielloidea Knight, 1956 Gastropoda
Pericycloidea SF412 @ @ @
Perisphinctoidea SF393 @ @ @
Pernopectinoidea SF297 @ @ @
Peruneloidea SF215 Frýda & Bandel, 1997 Peruneloidea Frýda & Bandel, 1997 Gastropoda
Phaseoloidea SF322 @ @ @
Phasianelloidea SF111 Swainson, 1840  Phasianelloidea Swainson, 1840 Gastropoda
Philinoidea SF112 Gray, 1850 (1815)  Philinoidea Gray, 1850 (1815) Gastropoda
Philobryoidea SF294 @ @ @
Pholadoidea SF216 Lamarck, 1809 Pholadoidea Lamarck, 1809 Bivalvia
Pholadomyoidea SF113 King, 1844  Pholadomyoidea King, 1844 Bivalvia
Phyllidioidea SF268 Rafinesque, 1814 Phyllidioidea Rafinesque, 1814 Gastropoda
Phylloceratoidea SF431 @ @ @
Pichlerioidea SF238 Scarlato & Starobogatov, 1979 Pichlerioidea Scarlato & Starobogatov, 1979 Bivalvia
Pinnoidea SF217 Leach, 1819 Pinnoidea Leach, 1819 Bivalvia
Pisidioidea SF316 @ @ @
Plakobranchoidea SF114 Gray, 1840  Plakobranchoidea Gray, 1840 Gastropoda
Planorboidea SF115 Rafinesque, 1815  Planorboidea Rafinesque, 1815 Gastropoda
Platyceratoidea SF014 Hall, 1879  Platyceratoidea Hall, 1879 Gastropoda
Plectopyloidea SF116 Möllendorff, 1898  Plectopyloidea Möllendorff, 1898 Gastropoda
Pleurobranchoidea SF269 Gray, 1827 Pleurobranchoidea Gray, 1827 Gastropoda
Pleuromyoidea SF015 Zittel, 1895  Pleuromyoidea Zittel, 1895 Bivalvia
Pleurotomarioidea SF117 Swainson, 1840  Pleurotomarioidea Swainson, 1840 Gastropoda
Plicatuloidea SF218 Gray, 1854 Plicatuloidea Gray, 1854 Bivalvia
Polyceroidea SF118 Alder & Hancock, 1845  Polyceroidea Alder & Hancock, 1845 Gastropoda
Popanoceratoidea SF427 @ @ @
Porcellioidea SF119 Koken, 1895  Porcellioidea Koken, 1895 Gastropoda
Poromyoidea SF219 Dall, 1886 Poromyoidea Dall, 1886 Bivalvia
Posidonioidea SF016 Neumayr, 1891  Posidonioidea Neumayr, 1891 Bivalvia
Praecardioidea SF017 R. Hoernes, 1884  Praecardioidea R. Hoernes, 1884 Bivalvia
Praeglyphioceratoidea SF410 @ @ @
Prilukielloidea SF220 Starobogatov, 1970 Prilukielloidea Starobogatov, 1970 Bivalvia
Prionoceratoidea SF406 @ @ @
Pristiglomoidea SF323 @ @ @
Prokopievskioidea SF221 Vokes, 1967 Prokopievskioidea Vokes, 1967 Bivalvia
Prolecanitoidea SF434 @ @ @
Prospondyloidea SF239 Pchelintseva, 1960 Prospondyloidea Pchelintseva, 1960 Bivalvia
Protancyloceratoidea SF432 @ @ @
Pseudocardinioidea SF120 Martinson, 1961  Pseudocardinioidea Martinson, 1961 Bivalvia
Pseudohaloritoidea SF411 @ @ @
Pseudolivoidea SF335 @ @ @
Pseudomelanioidea SF270 R. Hoernes, 1884 Pseudomelanioidea R. Hoernes, 1884 Gastropoda
Pseudomelanoidea SF334 @ @ @
Pseudomonotoidea SF356 @ @ @
Pseudophoroidea SF363 @ @ @
Psiloceratoidea SF387 @ @ @
Pterinopectinoidea SF121 Newell, 1938  Pterinopectinoidea Newell, 1938 Bivalvia
Pterioidea SF122 Gray, 1847 (1820)  Pterioidea Gray, 1847 (1820)  Bivalvia
Pterotracheoidea SF123 Rafinesque, 1814  Pterotracheoidea Rafinesque, 1814 Gastropoda
Ptychoceratoidea SF435 @ @ @
Ptychomphaloidea SF371 @ @ @
Punctoidea SF124 Morse, 1864  Punctoidea Morse, 1864 Gastropoda
Pupilloidea SF125 Turton, 1831  Pupilloidea Turton, 1831 Gastropoda
Pyramidellacaea SF285 @ @ @
Pyramidelloidea SF271 Gray, 1840 Pyramidelloidea Gray, 1840 Gastropoda
Radiolitoidea SF126 d'Orbigny, 1847  Radiolitoidea d'Orbigny, 1847 Bivalvia
Raphistomatoidea SF365 @ @ @
Requienioidea SF127 Kutassy, 1934  Requienioidea Kutassy, 1934 Bivalvia
Rhachiglossa SF328 @ @ @
Rhipidoglossa SF326 @ @ @
Rhombopterioidea SF240 Korobkov, 1960 Rhombopterioidea Korobkov, 1960 Bivalvia
Rhytidoidea SF128 Pilsbry, 1893  Rhytidoidea Pilsbry, 1893 Gastropoda
Ribeirioidea SF352 @ @ @
Ringiculoidea SF272 Philippi, 1853 Ringiculoidea Philippi, 1853 Gastropoda
Rissoelloidea SF273 Gray, 1850 Rissoelloidea Gray, 1850 Gastropoda
Rissooidea SF129 Gray, 1847  Rissooidea Gray, 1847 Gastropoda
Runcinoidea SF274 H. Adams & A. Adams, 1854 Runcinoidea H. Adams & A. Adams, 1854 Gastropoda
Rutoceratoidea SF441 @ @ @
Sagdoidea SF130 Pilsbry, 1895  Sagdoidea Pilsbry, 1895 Gastropoda
Sageceratoidea SF401 @ @ @
Sareptoidea SF222 Stoliczka, 1870 Sareptoidea Stoliczka, 1870 Bivalvia
Sarganoidea SF223 Stephenson, 1923 Sarganoidea Stephenson, 1923 Gastropoda
Scaphitoidea SF396 @ @ @
Scenelloidea SF018 S. A. Miller, 1889  Scenelloidea S. A. Miller, 1889 Gastropoda
Schistoceratoidea SF414 @ @ @
Schizochitonoidea SF131 Dall, 1889  Schizochitonoidea Dall, 1889 Polyplacophora
Schizogonioidea SF373 @ @ @
Scissurelloidea SF132 Gray, 1847  Scissurelloidea Gray, 1847 Gastropoda
Scolodontoidea SF275 H.B. Baker, 1925 Scolodontoidea H.B. Baker, 1925 Gastropoda
Scrobicularioidea SF310 @ @ @
Seguenzioidea SF133 Verrill, 1884  Seguenzioidea Verrill, 1884 Gastropoda
Shumarditoidea SF418 @ @ @
Silesunionoidea SF241 Skawina & Dzik, 2011 Silesunionoidea Skawina & Dzik, 2011 Bivalvia
Siphogonuchitoidea SF346 @ @ @
Siphonarioidea SF276 Gray, 1827 Siphonarioidea Gray, 1827 Gastropoda
Solemyoidea SF134 Gray, 1840  Solemyoidea Gray, 1840 Bivalvia
Soleniscoidea SF135 Knight, 1931  Soleniscoidea Knight, 1931 Gastropoda
Solenoidea SF136 Lamarck, 1809  Solenoidea Lamarck, 1809 Bivalvia
Somoholitoidea SF429 @ @ @
Sphaerioidea SF137 Deshayes, 1855 (1820)  Sphaerioidea Deshayes, 1855 (1820) Bivalvia
Sphaeroceratoidea SF382 @ @ @
Spiroceratoidea SF391 @ @ @
Spondyloidea SF296 @ @ @
Stephanoceratoidea SF389 @ @ @
Straparollinoidea SF224 P. J. Wagner, 2002 Straparollinoidea P. J. Wagner, 2002 Gastropoda
Streptacidoidea SF138 Knight, 1931  Streptacidoidea Knight, 1931 Gastropoda
Streptaxoidea SF139 Gray, 1860  Streptaxoidea Gray, 1860 Gastropoda
Stromboidea SF140 Rafinesque, 1815  Stromboidea Rafinesque, 1815 Gastropoda
Subulitoidea SF141 Lindström, 1884  Subulitoidea Lindström, 1884 Gastropoda
Succineoidea SF142 Beck, 1837  Succineoidea Beck, 1837 Gastropoda
Symmetrocapuloidea SF019 Wenz, 1938  Symmetrocapuloidea Wenz, 1938 Gastropoda
Tellinoidea SF143 Blainville, 1814  Tellinoidea Blainville, 1814 Bivalvia
Testacelloidea SF144 Gray, 1840  Testacelloidea Gray, 1840 Gastropoda
Tetragonitoidea SF383 @ @ @
Thalassoceratoidea SF428 @ @ @
Thracioidea SF225 Stoliczka, 1870 (1839) Thracioidea Stoliczka, 1870 (1839) Bivalvia
Thyasiroidea SF226 Dall, 1900 (1895) Thyasiroidea Dall, 1900 (1895) Bivalvia
Tironuculoidea SF242 Babin in Babin et al., 1982 Tironuculoidea Babin in Babin et al., 1982 Bivalvia
Tonnoidea SF227 Suter, 1913 (1825) Tonnoidea Suter, 1913 (1825) Gastropoda
Tornoceratoidea SF407 @ @ @
Trachyceratoidea SF403 @ @ @
Tridacnoidea SF308 @ @ @
Trigonioidea SF145 Lamarck, 1819  Trigonioidea Lamarck, 1819 Bivalvia
Trigonioidoidea SF243 Cox, 1952 Trigonioidoidea Cox, 1952 Bivalvia
Trigonoceratoidea SF439 @ @ @
Trigonodoidea SF146 Modell, 1942  Trigonodoidea Modell, 1942 Bivalvia
Trimusculoidea SF277 J. Q. Burch, 1945 (1840) Trimusculoidea J. Q. Burch, 1945 (1840) Gastropoda
Triphoroidea SF147 Gray, 1847  Triphoroidea Gray, 1847 Gastropoda
Tritonioidea SF148 Lamarck, 1809  Tritonioidea Lamarck, 1809 Gastropoda
Trochoidea SF149 Rafinesque, 1815  Trochoidea Rafinesque, 1815 Gastropoda
Trochomorphoidea SF278 Mörch, 1864 Trochomorphoidea Mörch, 1864 Gastropoda
Trochonematoidea SF020 Zittel, 1895  Trochonematoidea Zittel, 1895 Gastropoda
Tropidodiscoidea SF367 @ @ @
Tropitoidea SF378 @ @ @
Truncatelloidea SF150 Gray, 1840  Truncatelloidea Gray, 1840 Gastropoda
Tryblidioidea SF453 @ @ @
Tuarangoidea SF292 @ @ @
Turbinelloidea SF151 Rafinesque, 1815  Turbinelloidea Rafinesque, 1815 Gastropoda
Turbinoidea SF341 @ @ @
Turrilitoidea SF397 @ @ @
Tylodinoidea SF331 @ @ @
Umbraculoidea SF279 Dall, 1889 (1827) Umbraculoidea Dall, 1889 (1827) Gastropoda
Ungulinoidea SF228 Gray, 1854 Ungulinoidea Gray, 1854 Bivalvia
Unionoidea SF152 Rafinesque, 1820  Unionoidea Rafinesque, 1820 Bivalvia
Urocoptoidea SF153 Pilsbry, 1898 (1868)  Urocoptoidea Pilsbry, 1898 (1868) Gastropoda
Ussuritoidea SF430 @ @ @
Valvatoidea SF280 Gray, 1840 Valvatoidea Gray, 1840 Gastropoda
Vanikoroidea SF154 Gray, 1840  Vanikoroidea Gray, 1840 Gastropoda
Velutinoidea SF155 Gray, 1840  Velutinoidea Gray, 1840 Gastropoda
Veneroidea SF156 Rafinesque, 1815  Veneroidea Rafinesque, 1815 Bivalvia
Vermetoidea SF229 Rafinesque, 1815 Vermetoidea Rafinesque, 1815 Gastropoda
Veronicelloidea SF157 Gray, 1840  Veronicelloidea Gray, 1840 Gastropoda
Verticordioidea SF230 Stoliczka, 1870 Verticordioidea Stoliczka, 1870 Bivalvia
Viviparoidea SF158 Gray, 1847  Viviparoidea Gray, 1847 Gastropoda
Volutoidea SF336 @ @ @
Xenodiscoidea SF398 @ @ @
Xenophoroidea SF231 Troschel, 1852 (1840) Xenophoroidea Troschel, 1852 (1840) Gastropoda
Yochelcionelloidea SF345 @ @ @
Zygobranchia SF325 @ @ @
Zygopleuroidea SF160 Wenz, 1938  Zygopleuroidea Wenz, 1938 Gastropoda