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IRMNG name details

Mollusca (awaiting allocation)

103222  (urn:lsid:irmng.org:taxname:103222)

temporary name
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  1. Genus Arytene Oken, 1815
  2. Genus Phrygula Yang, Steiner, Li & Keupp, 2014 †
  3. Genus Tergipes Risso, 1818
  4. Genus Abranchus Boïé, 1824 (Misspelling)
  5. Genus Abretia Rafinesque, 1814 (unaccepted > nomen nudum)
  6. Genus Abtychus Waagen, 1870 † (Misspelling)
  7. Genus Acame Reichenbach, 1828 (Misspelling)
  8. Genus Acanthina Siebold, 1845 (unaccepted > nomen nudum)
  9. Genus Acanthopus Münster, 1839
  10. Genus Acarda Rafinesque, 1815 (Misspelling)
  11. Genus Acardia Berthold, 1827 (unaccepted > nomen nudum)
  12. Genus Acardo Bruguière, 1789 (Misspelling)
  13. Genus Achanomphalus Dybowski & Groch-malicki, 1925 (Misspelling)
  14. Genus Achatinellodes Ancey, 1885 (Unjustified (?) emendation)
  15. Genus Achatinigenus Renier, 1804 (Published in a rejected work (ICZN))
  16. Genus Acheloites Schinz in Cuvier, 1822 (Misspelling)
  17. Genus Acheolis Paetel, 1875 (Misspelling)
  18. Genus Acidochilus Cossmann, 1909 † (Misspelling)
  19. Genus Acinophorus Tryon, 1884 (Misspelling)
  20. Genus Acmetrigonostoma Paetel, 1875 (unaccepted > nomen nudum)
  21. Genus Actelois Strand, 1928 (Misspelling)
  22. Genus Actinota Hartmann, 1840 (unaccepted > nomen nudum)
  23. Genus Actomphalus † accepted as Arctomphalus Tolmachoff, 1926 †
  24. Genus Acutianus Caziot, 1910 (Misspelling)
  25. Genus Acylus Goldfuss, 1895 (Misspelling)
  26. Genus Adalfina Caziot, 1910 (Misspelling)
  27. Genus Adontophoria Benson, 1928 (unaccepted > nomen nudum)
  28. Genus Adriatica Westerlund, 1901 (Misspelling)
  29. Genus Aegaea Oppenheim, 1890 † (unaccepted > nomen nudum)
  30. Genus Aegle Oken, 1815 (suppressed publication)
  31. Genus Aeolica Scudder, 1882 (unaccepted > nomen nudum)
  32. Genus Aethalion Herrmannsen, 1846 accepted as Ethalion Risso, 1826
  33. Genus Aethoceras † accepted as Aethocera Teichert & Glenister, 1954 †
  34. Genus Agamus Oken, 1815 (unaccepted > nomen nudum)
  35. Genus Aganis Link, 1830 (Misspelling)
  36. Genus Agatina Rafinesque, 1831 (Misspelling)
  37. Genus Agenor Rafinesque, 1815 (unaccepted > nomen nudum)
  38. Genus Aglacostoma Schaufuss, 1869 (Misspelling)
  39. Genus Aglaia Renier, 1804 (Published in a rejected work (ICZN))
  40. Genus Aglaya Schaufuss, 1869 (Misspelling)
  41. Genus Aglia Gray, 1847 (Misspelling)
  42. Genus Alae Swainson, 1840 (Misspelling)
  43. Genus Alasmodon Sowerby, 1824 (Unjustified (?) emendation)
  44. Genus Alatites Gesner, 1758 † (unavailable name (suppressed work))
  45. Genus Alcyonaria Renier, 1807 (Published in a rejected work (ICZN))
  46. Genus Aldena Paetel, 1875 (Misspelling)
  47. Genus Algoa Gray, 1840 (unaccepted > nomen nudum)
  48. Genus Alima Carus & Gerstaecker, 1868-1875 (Misspelling)
  49. Genus Aloea Sacco, 1886 (Misspelling)
  50. Genus Alsacia Cossmann, 1922 † (Misspelling)
  51. Genus Alyrus Simroth in Bronn, 1907 (Misspelling)
  52. Genus Amathonta Rafinesque, 1815 (unaccepted > nomen nudum)
  53. Genus Amethystina Schaufuss, 1869 (Misspelling)
  54. Genus Amia Gistl, 1848 † (Unjustified (?) emendation)
  55. Genus Amithaon Rafinesque, 1815 (unaccepted > nomen nudum)
  56. Genus Ammimone Reichenbach, 1828 (Misspelling)
  57. Genus Ammoceratita Fischer de Waldheim, 1834 † (Misspelling)
  58. Genus Ammonceratites Morton, 1841 (Misspelling)
  59. Genus Ammonita Gray, 1821 (Misspelling)
  60. Genus Ammonoceratita de Blainville, 1824 (Misspelling)
  61. Genus Ammonocerus King, 1844 (Misspelling)
  62. Genus Ammouites Mathéron, 1878 † (Misspelling)
  63. Genus Amphibinea Pallary, 1904 (Misspelling)
  64. Genus Amphibulimigenus Renier, 1804 (Published in a rejected work (ICZN))
  65. Genus Amphicoela Scudder, 1882 (unaccepted > nomen nudum)
  66. Genus Amphipomorphites Paetel, 1875 (Misspelling)
  67. Genus Amphirea Rafinesque, 1815 (unaccepted > nomen nudum)
  68. Genus Amphitridea Paetel, 1875 (Misspelling)
  69. Genus Amphitridia Paetel, 1875 (Misspelling)
  70. Genus Amphitritidia Anon., 1847 (Misspelling)
  71. Genus Amphrisus Rafinesque, 1815 (unaccepted > nomen nudum)
  72. Genus Ampullarigenus Renier, 1804 (Published in a rejected work (ICZN))
  73. Genus Ampullaroides Gray, 1847 (Misspelling)
  74. Genus Ampulloides d'Orbigny in Sagra, 1842 (Misspelling)
  75. Genus Amymone Agassiz, 1846 (Unjustified (?) emendation)
  76. Genus Amymonus Herrmannsen, 1846 (Misspelling)
  77. Genus Anacosmoceras Stoll, 1934 † (Unjustified (?) emendation)
  78. Genus Anadarca Finlay, 1926 † (Misspelling)
  79. Genus Anadura Paetel, 1890 † (Misspelling)
  80. Genus Anatinigenus Renier, 1804 (Published in a rejected work (ICZN))
  81. Genus Anaulox Hörnes & Auinger, 1880 † (Misspelling)
  82. Genus Ancilligenus Renier, 1804 (Published in a rejected work (ICZN))
  83. Genus Anclustoma Hall, 1867 (Misspelling)
  84. Genus Ancolorhynchus Cossmann, 1902 † (Misspelling)
  85. Genus Aneityopsisis Grimpe & Hoffmann, 1924 (Misspelling)
  86. Genus Angaricus Suter, 1913 (Misspelling)
  87. Genus Angiostoma Agassiz, 1846 (Misspelling)
  88. Genus Angulomitrella Suter, 1913 (Misspelling)
  89. Genus Anneastrum Bourguignat, 1883 (Misspelling)
  90. Genus Anodea Scudder, 1882 (unaccepted > nomen nudum)
  91. Genus Anodontigenus Renier, 1804 (Published in a rejected work (ICZN))
  92. Genus Anolax Brongniart, 1823 † (Unjustified (?) emendation)
  93. Genus Anomia Deshayes, 1830 (Misspelling)
  94. Genus Anomigenus Renier, 1804 (Published in a rejected work (ICZN))
  95. Genus Anoplomya Krauss, 1850 (Misspelling)
  96. Genus Anphibina Picaglia, 1893 (Misspelling)
  97. Genus Anthiope Rafinesque, 1815 (unaccepted > nomen nudum)
  98. Genus Anthracoptera Salter, 1862 † (unaccepted > nomen nudum)
  99. Genus Anthracosia King, 1844 (unaccepted > nomen nudum)
  100. Genus Anthronacus Rafinesque, 1815 (unaccepted > nomen nudum)
  101. Genus Aphrodita Leach in Sowerby, 1839 (Misspelling)
  102. Genus Aphroditha Paetel, 1875 (Misspelling)
  103. Genus Aphrodithe Paetel, 1875 (Misspelling)
  104. Genus Aplodon Rafinesque, 1818 (unaccepted > nomen nudum)
  105. Genus Aplodona Rafinesque, 1815 (unaccepted > nomen nudum)
  106. Genus Apocerotus Scudder, 1882 (unaccepted > nomen nudum)
  107. Genus Apoëcus Möllendorff in Martini & Chemnitz, 1902 accepted as Apoecus Möllendorff in Martini & Chemnitz, 1902
  108. Genus Apogogus Gistl, 1848 (Unjustified (?) emendation)
  109. Genus Appias Paetel, 1875 (Misspelling)
  110. Genus Aptichus Crosse, 1867 † (Misspelling)
  111. Genus Aptycoteuthis Reynès, 1879 (Misspelling)
  112. Genus Aradana Suter, 1913 (Misspelling)
  113. Genus Archigenus Renier, 1804 (Published in a rejected work (ICZN))
  114. Genus Architaea Monterosato, 1875 (Unjustified (?) emendation)
  115. Genus Archytaea Monterosato, 1875 (Misspelling)
  116. Genus Archytea Kobelt, 1887 (Misspelling)
  117. Genus Arcinellina Bronn, 1849 † (Misspelling)
  118. Genus Arcomyopsis Zittel, 1895 † (Misspelling)
  119. Genus Arcuatula Mazzo, 1939 (unaccepted > nomen nudum)
  120. Genus Argivora Lesueur in de Blainville, 1825 (unaccepted > nomen nudum)
  121. Genus Argyrectenites Paetel, 1875 (Misspelling)
  122. Genus Arhaeozonites Suklje, 1930 (Misspelling)
  123. Genus Arieticeras Quenstedt, 1882 (Not validly published)
  124. Genus Artaeon Crosse, 1884 (Misspelling)
  125. Genus Artemon Megerle (unaccepted > nomen nudum)
  126. Genus Arthronotus Rafinesque, 1815 (Unjustified (?) emendation)
  127. Genus Arytaena Oken, 1817 (Misspelling)
  128. Genus Arytaene Oken, 1815 (Misspelling)
  129. Genus Arythaena Deshayes, 1830 (Misspelling)
  130. Genus Aspergilligenus Renier, 1804 (Published in a rejected work (ICZN))
  131. Genus Aspergillum Agassiz, 1846 (Unjustified (?) emendation)
  132. Genus Asphalium Rafinesque, 1815 (unaccepted > nomen nudum)
  133. Genus Astortopis Diener, 1909 † (Misspelling)
  134. Genus Astraea Hartman, 1881
  135. Genus Astrodonta Hartmann, 1840 (unaccepted > nomen nudum)
  136. Genus Ataxas Pilsbry in Tryon & Pilsbry, 1902 (Misspelling)
  137. Genus Aulacotrochrus Cossmann, 1918 † (Misspelling)
  138. Genus Aulisa Rafinesque, 1815 (unaccepted > nomen nudum)
  139. Genus Auriculigenus Renier, 1804 (Published in a rejected work (ICZN))
  140. Genus Avenacea Caziot, 1910 (Misspelling)
  141. Genus Avenionensis Caziot, 1910 (Misspelling)
  142. Genus Averna Gistl, 1848 (Unjustified (?) emendation)
  143. Genus Aviculina Dubois de Montpéreux, 1837 † (unaccepted > nomen nudum)
  144. Genus Axinoderma Herrmannsen, 1845 (Misspelling)
  145. Genus Azar Gray, 1840 (unaccepted > nomen nudum)
  146. Genus Azaria Tryon, 1872 accepted as Agaria Gray, 1840 (unaccepted > misspelling - incorrect subsequent spelling, Misspelling)
  147. Genus Azeka Oppenheim, 1890 (Misspelling)
  148. Genus Babinula Haber, 1932 † (unaccepted > nomen nudum)
  149. Genus Bacchidium Scudder, 1882 (unaccepted > nomen nudum)
  150. Genus Bactricoptis Pilsbry in Tryon & Pilsbry, 1903 (Misspelling)
  151. Genus Baicaliella Dybowski & Grochmalicki, 1923 (Misspelling)
  152. Genus Baicalinopsis Lindholm, 1927 (Misspelling)
  153. Genus Balea Agassiz, 1846 (Unjustified (?) emendation)
  154. Genus Balinsus Hasselt, 1823 (Misspelling)
  155. Genus Bambaganites Hyatt in Eastman-Zittel, 1900 † (Misspelling)
  156. Genus Bambanagites Mojsisovics, 1896 † (unaccepted > nomen nudum)
  157. Genus Barbata Sowerby, 1839 (Misspelling)
  158. Genus Barboria Lindholm, 1924 (Misspelling)
  159. Genus Belemno-Sepia Buckland, 1835 † accepted as Belemnosepia Buckland, 1835 †
  160. Genus Belemnus Fischer, 1817 (Misspelling)
  161. Genus Berenguiereana Caziot, 1910 (Misspelling)
  162. Genus Berenguieriane Caziot, 1910 (Misspelling)
  163. Genus Besairiei Heinz, 1932 † (Misspelling)
  164. Genus Bidleya Möllendorff, 1901 (Misspelling)
  165. Genus Billingsia Walcott, 1886 † (unaccepted > nomen nudum)
  166. Genus Binotata Roemer, 1891 † (Misspelling)
  167. Genus Binovoluta Schaufuss, 1869 (Misspelling)
  168. Genus Birostrites Lamarck, 1819 (Suppressed name (ICZN))
  169. Genus Birostrum Bronn, 1837 (Misspelling)
  170. Genus Bisiphites Oken, 1815 (Misspelling)
  171. Genus Boloea Dyson, 1850 (Misspelling)
  172. Genus Bombix Paetel, 1875 (Misspelling)
  173. Genus Bonannius Dautzenberg, 1900 (Unjustified (?) emendation)
  174. Genus Boscovicia Crosse, 1885 † (Misspelling)
  175. Genus Boskavicia Dautzenberg, 1903 † (Misspelling)
  176. Genus Boskoviciae Lorenthey, 1895 † (Misspelling)
  177. Genus Bostrychopteron Paetel, 1875 (Misspelling)
  178. Genus Bostrychopterum Agassiz, 1846 (Unjustified (?) emendation)
  179. Genus Botellus Spix & Martius, 1823 (unaccepted > nomen nudum)
  180. Genus Bourya Raspail, 1909 (Misspelling)
  181. Genus Brachichlanis Carpenter, 1861 (Misspelling)
  182. Genus Brachychlamis Bronn, 1863 (Misspelling)
  183. Genus Brachychlamys Gray, 1840 (Misspelling)
  184. Genus Brachychlanys Pruvot-Fol, 1933 (Misspelling)
  185. Genus Brachydonta Schlüter, 1838 (unaccepted > nomen nudum)
  186. Genus Brachylanis O'Donoghue, 1929 (Misspelling)
  187. Genus Brachypus Guilding, 1828
  188. Genus Brandaris Rafinesque, 1815 (unaccepted > nomen nudum)
  189. Genus Braziera Brazier, 1883 (unaccepted > nomen nudum)
  190. Genus Brazzea Germain, 1909 (Misspelling)
  191. Genus Brephyllium Agassiz, 1846 (Unjustified (?) emendation)
  192. Genus Brephyllum Paetel, 1875 (Misspelling)
  193. Genus Briartia Fischer, 1885 (Unjustified (?) emendation)
  194. Genus Brusinaella Andrussov, 1912 † (Misspelling)
  195. Genus Brusinofuchsia Dybowski & Grochmalicki, 1917 (unaccepted > nomen nudum)
  196. Genus Bruzzaea Paetel, 1890 (Misspelling)
  197. Genus Buccinigenus Renier, 1804 (Published in a rejected work (ICZN))
  198. Genus Buccinites Gesner, 1758 † (unavailable name (suppressed work))
  199. Genus Buccinomitra Cossmann, 1901 † (Unjustified (?) emendation)
  200. Genus Bulimigenus Renier, 1804 (Published in a rejected work (ICZN))
  201. Genus Bulligenus Renier, 1804 (Published in a rejected work (ICZN))
  202. Genus Bullula Agassiz, 1846 (Unjustified (?) emendation)
  203. Genus Burgersteinia Bourguignat, 1882 † (Misspelling)
  204. Genus Bursiris Gray, 1842 (Misspelling)
  205. Genus Bursirus Paetel, 1875 (Misspelling)
  206. Genus Businis Paetel, 1875 (Misspelling)
  207. Genus Caelatiana Caziot, 1910 (Misspelling)
  208. Genus Caelopoma Paetel, 1875 (Misspelling)
  209. Genus Caenatoria Pilsbry in Tryon & Pilsbry, 1895 (Misspelling)
  210. Genus Calana Gray, 1847 (Misspelling)
  211. Genus Calcara Tryon, 1884 (Misspelling)
  212. Genus Caldivitrina Connolly, 1930 (Misspelling)
  213. Genus Calipeopsis d'Orbigny, 1842 † (Misspelling)
  214. Genus Calirrhoa Paetel, 1875 accepted as Callirhoe Montfort, 1808
  215. Genus Calirrhoe Reichenbach, 1828 accepted as Callirhoe Montfort, 1808
  216. Genus Calliconites Schwetzoff, 1913 † (unaccepted > nomen nudum)
  217. Genus Calliostoma-Photinula Strebel, 1908 accepted as Calliostomaphotinula Strebel, 1908
  218. Genus Callipeopsis Paetel, 1875 † (Misspelling)
  219. Genus Callirhoë Montfort, 1808 accepted as Callirhoe Montfort, 1808
  220. Genus Calliroe Herrmannsen, 1846 accepted as Callirhoe Montfort, 1808
  221. Genus Callirrhoa Herrmannsen, 1846 accepted as Callirhoe Montfort, 1808
  222. Genus Callistrichoderma Meek, 1865 (Misspelling)
  223. Genus Callitrichoderma Oken, 1818 (Misspelling)
  224. Genus Callunea Scudder, 1882 (unaccepted > nomen nudum)
  225. Genus Calodonia Pallary, 1916 † (Misspelling)
  226. Genus Calypaeopsis Carpenter, 1864 † (Misspelling)
  227. Genus Calyptraeactaeon Kobelt, 1889 (Misspelling)
  228. Genus Calyptraeigenus Renier, 1804 (Published in a rejected work (ICZN))
  229. Genus Camelaea Herrmannsen, 1852 (Misspelling)
  230. Genus Campilostylus Collot, 1891 † (Misspelling)
  231. Genus Camptocephalites Cossmann, 1924 † (Unjustified (?) emendation)
  232. Genus Campytus Rafinesque, 1815 (unaccepted > nomen nudum)
  233. Genus Canabina Paetel, 1875 (Misspelling)
  234. Genus Canaria Scudder, 1882 (unaccepted > nomen nudum)
  235. Genus Cancellarigenus Renier, 1804 (Published in a rejected work (ICZN))
  236. Genus Caniogerus Bronn, 1866 (Misspelling)
  237. Genus Cannabina Gray, 1840 (unaccepted > nomen nudum)
  238. Genus Canoceras Fischer de Waldheim, 1844 (Misspelling)
  239. Genus Cantharus Scudder, 1882 (unaccepted > nomen nudum)
  240. Genus Canthiopsis Paetel, 1875 (Misspelling)
  241. Genus Canthisdomus Cossmann, 1889 † (Misspelling)
  242. Genus Capisterium Herrmannsen, 1852 (Misspelling)
  243. Genus Capsigenus Renier, 1804 (Published in a rejected work (ICZN))
  244. Genus Carassa Gistl, 1848 (Unjustified (?) emendation)
  245. Genus Cardigenus Renier, 1804 (Published in a rejected work (ICZN))
  246. Genus Carditigenus Renier, 1804 (Published in a rejected work (ICZN))
  247. Genus Carinaroides Deshayes, ? 1864 (Misspelling)
  248. Genus Carinoidea Paetel, 1875 (Misspelling)
  249. Genus Carolluta Iredale, 1937 (unaccepted > nomen nudum)
  250. Genus Carybditeuthis Vivanti, 1914 (Misspelling)
  251. Genus Casida Agassiz, 1846 (Misspelling)
  252. Genus Cassidoma Cossmann, 1899 † (Misspelling)
  253. Genus Cassigenus Renier, 1804 (Published in a rejected work (ICZN))
  254. Genus Cassiope Paetel, 1875 (unaccepted > nomen nudum)
  255. Genus Castroianana Caziot, 1910 (Misspelling)
  256. Genus Cemeneliana Caziot, 1910 (Misspelling)
  257. Genus Cemori Beddome, 1883 (Misspelling)
  258. Genus Ceramus Rafinesque, 1815 (unaccepted > nomen nudum)
  259. Genus Ceratoides Catlow, 1845 (Misspelling)
  260. Genus Ceratophora Gistl, 1848 (Misspelling)
  261. Genus Ceratopilus Cossmann, 1906 † (Misspelling)
  262. Genus Cerithes Paetel, 1875 (Misspelling)
  263. Genus Cerithiigenus Renier, 1804 (Published in a rejected work (ICZN))
  264. Genus Ceropleura Cossmann, 1895 † (Misspelling)
  265. Genus Cespitana Fagot, 1884 (unaccepted > nomen nudum)
  266. Genus Cetocine Reichenbach, 1828 (Misspelling)
  267. Genus Chama Oken, 1815 (Published in a rejected work (ICZN))
  268. Genus Chama Mörch, 1853
  269. Genus Chama da Costa, 1778
  270. Genus Chamaeleon Scudder, 1882 (unaccepted > nomen nudum)
  271. Genus Chambardia Bourguignat, 1881 (unaccepted > nomen nudum)
  272. Genus Chamigenus Renier, 1804 (Published in a rejected work (ICZN))
  273. Genus Chamites Gesner, 1758 † (unavailable name (suppressed work))
  274. Genus Charactrobia Retowski, 1882 (Misspelling)
  275. Genus Charhydrobia Cossmann, 1921 † (Misspelling)
  276. Genus Charmassiceras Dacqué, 1934 † (Misspelling)
  277. Genus Charubditeuthis Vivanti, 1914 (Misspelling)
  278. Genus Charyibiteuthis Vivanti, 1914 (Misspelling)
  279. Genus Chelekenia Andrusov, 1903 (Misspelling)
  280. Genus Chelidoneura Simpson, 1900 (Misspelling)
  281. Genus Chermites Paetel, 1875 (Misspelling)
  282. Genus Chiapasia Müllerried, 1933 † (unaccepted > nomen nudum)
  283. Genus Chilodon Ehrenberg, 1831 (unaccepted > nomen nudum)
  284. Genus Chilogimnus Jousseaume, 1894 (Misspelling)
  285. Genus Chistolia Sayn, 1928 † (Misspelling)
  286. Genus Chitonigenus Renier, 1804 (Published in a rejected work (ICZN))
  287. Genus Chitoniscus Dall, 1878 (unaccepted > nomen nudum)
  288. Genus Chittya Pfeiffer, 1865 (Unjustified (?) emendation)
  289. Genus Chlamydoconcha Pilsbry & Tryon, 1893 (Misspelling)
  290. Genus Choaniceras Lindström, 1888 † (unaccepted > nomen nudum)
  291. Genus Chrysammites Paetel, 1875 (Misspelling)
  292. Genus Chrysaore Reichenbach, 1828 (Misspelling)
  293. Genus Chrysoar Sowerby, 1839 (Misspelling)
  294. Genus Cichoracea Oken, 1817 (Misspelling)
  295. Genus Cichoreum Paetel, 1875 (Misspelling)
  296. Genus Cichorium Voigt in Cuvier, 1834 (Misspelling)
  297. Genus Cicinna Picaglia, 1892 † (Misspelling)
  298. Genus Ciclostrema Paetel, 1875 (Misspelling)
  299. Genus Cimbium Montfort, 1810 (Misspelling)
  300. Genus Cinciana Oppenheim, 1891 † (Misspelling)
  301. Genus Cincinnaa Schlesch, 1925 † (Misspelling)
  302. Genus Cinctodonta Paetel, 1875 (Misspelling)
  303. Genus Cincuma Schlesch, 1925 † (Misspelling)
  304. Genus Cinetodonta Herrmannsen, 1847 (Unjustified (?) emendation)
  305. Genus Cirrhopteron Paetel, 1875 (Misspelling)
  306. Genus Citharella Thiele, 1929 (Misspelling)
  307. Genus Cladoceramus Heinz, 1932 †
  308. Genus Cladophora Gray, 1840 (unaccepted > nomen nudum)
  309. Genus Clancophila Cossmann, 1925 † (Misspelling)
  310. Genus Clanculellus Monterosato, 1923 (Misspelling)
  311. Genus Claudena Iredale, 1941 (unaccepted > nomen nudum)
  312. Genus Claudettea Iredale, 1941 (unaccepted > nomen nudum)
  313. Genus Clausilistra Clessin, 1886 (Misspelling)
  314. Genus Clavatuligenus Renier, 1804 (Published in a rejected work (ICZN))
  315. Genus Clavifurus Cossmann, 1893 † (Misspelling)
  316. Genus Cleanchus Paetel, 1875 (Misspelling)
  317. Genus Cleantus Leach, 1852 (Misspelling)
  318. Genus Clepticolimax Westerlund, 1897 (Misspelling)
  319. Genus Clipeus Scacchi, 1836 (Misspelling)
  320. Genus Cloisonnaria Adams, 1858 (Misspelling)
  321. Genus Clossonaria Paetel, 1875 (Misspelling)
  322. Genus Closterita Rafinesque, 1815 (unaccepted > nomen nudum)
  323. Genus Clypeicella Schaufuss, 1869 (Misspelling)
  324. Genus Clypidiella Cockerell, 1893 (Misspelling)
  325. Genus Cochleogena Desmarest in Chenu, 1859 (Misspelling)
  326. Genus Cochlidium Scudder, 1882 (Misspelling)
  327. Genus Cochlites Gesner, 1758 † (unavailable name (suppressed work))
  328. Genus Cochlodon Sowerby, 1825 (Misspelling)
  329. Genus Cochloolepas Fischer, 1862 (Misspelling)
  330. Genus Cochlotoma Agassiz, 1846 (Unjustified (?) emendation)
  331. Genus Coclytoma Desmarest in Chenu, 1859 (Misspelling)
  332. Genus Coelacanthis Cossmann, 1921 † (Misspelling)
  333. Genus Coelopleura Cossmann, 1923 † (Unjustified (?) emendation)
  334. Genus Coleoceras Agassiz, 1846 † (Unjustified (?) emendation)
  335. Genus Colobus Albers, 1850
  336. Genus Columbellarius Froriep, 1806 (Misspelling)
  337. Genus Columbelligenus Renier, 1804 (Published in a rejected work (ICZN))
  338. Genus Columplicata Paetel, 1875 (Misspelling)
  339. Genus Colyma Rafinesque, 1815 (Misspelling)
  340. Genus Colymbites Paetel, 1875 (Misspelling)
  341. Genus Colymbus Paetel, 1875
  342. Genus Conalex Paetel, 1875 (Misspelling)
  343. Genus Conalix Jay, 1836 (Misspelling)
  344. Genus Conchilium Oken, 1817 (Misspelling)
  345. Genus Concho-Lepas Solander, 1786 accepted as Concholepas Solander, 1786
  346. Genus Concinna Adams, 1854 † (Misspelling)
  347. Genus Concola Dybowski, 1902 (Misspelling)
  348. Genus Concolepadigenus Renier, 1804 (Published in a rejected work (ICZN))
  349. Genus Condiloceras Uhlig, 1903 † (Unjustified (?) emendation)
  350. Genus Condrulus Picaglia, 1894 (Misspelling)
  351. Genus Conicus Paetel, 1875 (Misspelling)
  352. Genus Conigenus Renier, 1804 (Published in a rejected work (ICZN))
  353. Genus Conilites Agassiz, 1846 (Unjustified (?) emendation)
  354. Genus Coniolus Paetel, 1890 (Misspelling)
  355. Genus Conispira Rafinesque, 1815 (unaccepted > nomen nudum)
  356. Genus Conoehelix Swainson, 1840 (Misspelling)
  357. Genus Conohelix Agassiz, 1846 (Unjustified (?) emendation)
  358. Genus Conolix Paetel, 1875 (Misspelling)
  359. Genus Conolus Pallary, 1901 † (Misspelling)
  360. Genus Conophera Tryon, 1884 (Misspelling)
  361. Genus Conophora Suter, 1909 (Misspelling)
  362. Genus Conospira Cossmann, 1896 † (Unjustified (?) emendation)
  363. Genus Conovolus Gistl, 1848 (Misspelling)
  364. Genus Conularites Bowdich, 1822 (Misspelling)
  365. Genus Conulus Fitzinger, 1833 †
  366. Genus Cophinoceras Hyatt in Eastman-Zittel, 1900 † (Misspelling)
  367. Genus Coracias Herrmannsen, 1847
  368. Genus Corbuligenus Renier, 1804 (Published in a rejected work (ICZN))
  369. Genus Corneola Westerlund, 1873 (Misspelling)
  370. Genus Corneoxesta Iredale, 1941 (unaccepted > nomen nudum)
  371. Genus Cornetia Munier-Chalmas, 1884 (unaccepted > nomen nudum)
  372. Genus Cornetus Oppenheim, 1890 (Misspelling)
  373. Genus Cornulus Cockerell, 1885 † (Misspelling)
  374. Genus Costacylmenia Schmidt, 1921 † (unaccepted > nomen nudum)
  375. Genus Costella Meek, 1876 † (Misspelling)
  376. Genus Costularia Scudder, 1882 (unaccepted > nomen nudum)
  377. Genus Costulelithus Paetel, 1875 (Misspelling)
  378. Genus Couphiana Bourguignat, 1884 (Misspelling)
  379. Genus Crassatelligenus Renier, 1804 (Published in a rejected work (ICZN))
  380. Genus Crassilabrum Scudder, 1882 (unaccepted > nomen nudum)
  381. Genus Crena Wenz, 1923 † (Misspelling)
  382. Genus Crenatuligenus Renier, 1807 (Published in a rejected work (ICZN))
  383. Genus Crenellodon Newton, 1891 (unaccepted > nomen nudum)
  384. Genus Crepiduligenus Renier, 1804 (Published in a rejected work (ICZN))
  385. Genus Crisia Menke, 1844 (Misspelling)
  386. Genus Cristallina Caziot, 1910 (Misspelling)
  387. Genus Cruentata Scudder, 1882 (unaccepted > nomen nudum)
  388. Genus Crystallina Caziot, 1910 (Misspelling)
  389. Genus Cteniurus Rafinesque, 1815 (unaccepted > nomen nudum)
  390. Genus Cuculella Sandberger, 1889 † (Misspelling)
  391. Genus Cucullaeigenus Renier, 1804 (Published in a rejected work (ICZN))
  392. Genus Cucullela Tromelin & Lebesconte, 1875 † (Misspelling)
  393. Genus Cucurbita Scudder, 1882 (unaccepted > nomen nudum)
  394. Genus Cufaea Leach, 1847 (unaccepted > nomen nudum)
  395. Genus Culana Gray, 1840 (unaccepted > nomen nudum)
  396. Genus Cumbieria Martens, 1891 (Misspelling)
  397. Genus Curricula Gray, 1847 (Misspelling)
  398. Genus Cuveriana Hoeninghaus, 1830 † (unaccepted > nomen nudum)
  399. Genus Cuvierana Bronn, 1848 † (Unjustified (?) emendation)
  400. Genus Cycladigenus Renier, 1804 (Published in a rejected work (ICZN))
  401. Genus Cyclensis Paetel, 1890 (Misspelling)
  402. Genus Cyclodama Paetel, 1875 (Misspelling)
  403. Genus Cyclostomigenus Renier, 1804 (Published in a rejected work (ICZN))
  404. Genus Cyclostrea Gentil, 1902 † (unaccepted > nomen nudum)
  405. Genus Cydippa Rafinesque, 1815 (unaccepted > nomen nudum)
  406. Genus Cylindrellina Munier-Chalmas, 1884 (unaccepted > nomen nudum)
  407. Genus Cylindrites Gesner, 1758 † (unavailable name (suppressed work))
  408. Genus Cylindritis Skeat & Madsen, 1898 † (Misspelling)
  409. Genus Cylindulus Rafinesque, 1815 (unaccepted > nomen nudum)
  410. Genus Cymbium Rafinesque, 1815 (unaccepted > nomen nudum)
  411. Genus Cynodonta Gray, 1840 (unaccepted > nomen nudum)
  412. Genus Cyphidaeana Caziot, 1910 (Misspelling)
  413. Genus Cyphideana Caziot, 1910 (Misspelling)
  414. Genus Cyphona Scudder, 1882 (unaccepted > nomen nudum)
  415. Genus Cyphoxus Paetel, 1875 (Misspelling)
  416. Genus Cyphoxys Agassiz, 1846 (Unjustified (?) emendation)
  417. Genus Cypraearius Froriep in Duméril, 1806 (Misspelling)
  418. Genus Cypraecites Paetel, 1875 (Misspelling)
  419. Genus Cypraeigenus Renier, 1804 (Published in a rejected work (ICZN))
  420. Genus Cypricea Gray, 1853 (Misspelling)
  421. Genus Cyreno-cyclas Agassiz, 1846 accepted as Cyrenocyclas Agassiz, 1846
  422. Genus Cyrthoceras Nalivkin, 1930 † (Misspelling)
  423. Genus Cyrtodaria Cuvier, 1800 (unaccepted > nomen nudum)
  424. Genus Cyrtodera de Blainville, 1825 (Misspelling)
  425. Genus Cyrtodoria Férussac, 1821 (Misspelling)
  426. Genus Cyrtolites Gray, 1840 (unaccepted > nomen nudum)
  427. Genus Cystia Renier, 1804 (Published in a rejected work (ICZN))
  428. Genus Cystigenus Renier, 1804 (Published in a rejected work (ICZN))
  429. Genus Cytherigenus Renier, 1804 (Published in a rejected work (ICZN))
  430. Genus Cytonotus Rafinesque, 1815 (unaccepted > nomen nudum)
  431. Genus Dacromya Loriol, 1899 † (Misspelling)
  432. Genus Dactyliomorpha Wenz, 1923 † (Misspelling)
  433. Genus Dactylium Scudder, 1882 (unaccepted > nomen nudum)
  434. Genus Dactylophora Scudder, 1882 (unaccepted > nomen nudum)
  435. Genus Dactylus Meuschen, 1766 (unaccepted > nomen nudum)
  436. Genus Danalis Mörch, 1853 (Misspelling)
  437. Genus Dasanus Rafinesque, 1815 (unaccepted > nomen nudum)
  438. Genus Dascinus Gray, 1850 (Misspelling)
  439. Genus Dawsonia Dall, 1879 (unaccepted > nomen nudum)
  440. Genus Defrancia Möller, 1842
  441. Genus Delogyra Agassiz, 1845 (unaccepted > nomen nudum)
  442. Genus Deloplecta Agassiz, 1845 (unaccepted > nomen nudum)
  443. Genus Delphinuligenus Renier, 1807 (Published in a rejected work (ICZN))
  444. Genus Dentellocaracollus Oppenheim, 1890 (Misspelling)
  445. Genus Dentostoma Paetel, 1875 (Misspelling)
  446. Genus Deridobranchia Paetel, 1875 (Misspelling)
  447. Genus Deriobranchus Gray, 1840 (Misspelling)
  448. Genus Desmarestea Paetel, 1875 (Misspelling)
  449. Genus Desmarestia Herrmannsen, 1847 (Misspelling)
  450. Genus Dexiogira de Betta, 1870 (Misspelling)
  451. Genus Diachora Desmarest in Chenu, 1859 (Misspelling)
  452. Genus Diaphana Caziot, 1910 (Misspelling)
  453. Genus Diatropha Gray in Turton, 1840 (Misspelling)
  454. Genus Diceratigenus Renier, 1804 (Published in a rejected work (ICZN))
  455. Genus Diceratis Paetel, 1875 (Misspelling)
  456. Genus Dicrasna Paetel, 1889 (Misspelling)
  457. Genus Dicthyetis Paetel, 1875 (Misspelling)
  458. Genus Diggreidum Paetel, 1887 (Misspelling)
  459. Genus Digyreidum Westerlund, 1902 (Misspelling)
  460. Genus Digyridum Cossmann, 1921 † (Misspelling)
  461. Genus Dimorpha Gray, 1840 (unaccepted > nomen nudum)
  462. Genus Diomphala Rafinesque, 1815 (unaccepted > nomen nudum)
  463. Genus Dionositis Férussac, 1835 (Misspelling)
  464. Genus Dipilidia Matheron, 1843 † (Suppressed name (ICZN))
  465. Genus Dipillidia Paetel, 1875 † (Misspelling)
  466. Genus Diplomoptychia Dacqué, 1933 † (Misspelling)
  467. Genus Diplopelecya Locard, 1886 (Unjustified (?) emendation)
  468. Genus Dipsada Griffith in Cuvier, 1834 (Misspelling)
  469. Genus Dipsax Voigt in Cuvier, 1834 (Unjustified (?) emendation)
  470. Genus Dipsus Gray, 1835 (Misspelling)
  471. Genus Diretrostoma Dollfus, 1912 (Misspelling)
  472. Genus Discoehelix Pavlovic, 1926 † (Misspelling)
  473. Genus Discoides Renier, 1804 (Published in a rejected work (ICZN))
  474. Genus Discosoma Paetel, 1875 (Misspelling)
  475. Genus Discovermetus Cossmann, 1905 † (Misspelling)
  476. Genus Ditomus Agassiz, 1846 (Unjustified (?) emendation)
  477. Genus Dolialiana Caziot, 1910 (Misspelling)
  478. Genus Doliigenus Renier, 1804 (Published in a rejected work (ICZN))
  479. Genus Doliocephalites Cossmann, 1924 † (Unjustified (?) emendation)
  480. Genus Donacigenus Renier, 1804 (Published in a rejected work (ICZN))
  481. Genus Dontostoma Hartmann, 1840 (unaccepted > nomen nudum)
  482. Genus d'Orbignya Tate in Tate-Woodward, 1868 accepted as Dorbignya Tate in Tate-Woodward, 1868
  483. Genus Doridobranchus Paetel, 1875 (Misspelling)
  484. Genus Dorimorpha Herrmannsen, 1852 (Misspelling)
  485. Genus Doringina Ihering, 1929 accepted as Doeringina Ihering, 1929
  486. Genus Döringina Ihering, 1929 accepted as Doeringina Ihering, 1929
  487. Genus Dracryomia Gressly, 1838 † (Misspelling)
  488. Genus Drapanocaulis Germain, 1920 (Misspelling)
  489. Genus Drilliocerithium Cossmann, 1910 † (Misspelling)
  490. Genus Dybowskiella Kobelt, 1913 (Misspelling)
  491. Genus Dyctiethis Rafinesque, 1815 (unaccepted > nomen nudum)
  492. Genus Dymya Rouault, 1850 † (unaccepted > nomen nudum)
  493. Genus Dypsas Kobelt, 1880 (Misspelling)
  494. Genus Eburnea Renier, 1804 (unaccepted > nomen nudum)
  495. Genus Eburnigenus Renier, 1804 (Published in a rejected work (ICZN))
  496. Genus Echidius Paetel, 1875 (Misspelling)
  497. Genus Echinoderma Deshayes, 1830 (Misspelling)
  498. Genus Echioderma Gray, 1825 (Misspelling)
  499. Genus Eglaea Deshayes, 1830 (Misspelling)
  500. Genus Eglea Paetel, 1875 (Misspelling)
  501. Genus Elatia Megerle (unaccepted > nomen nudum)
  502. Genus Elea Scudder, 1882 (unaccepted > nomen nudum)
  503. Genus Eledon Oken, 1817 (unaccepted > nomen nudum)
  504. Genus Elenodon Porro, 1840 (Misspelling)
  505. Genus Eligmope Dennant, 1889 (unaccepted > nomen nudum)
  506. Genus Elismia Leach, 1847 (Misspelling)
  507. Genus Ellipsolites Sowerby, 1813 (Misspelling)
  508. Genus Ellipsolithes Montfort, 1808 (Suppressed name (ICZN))
  509. Genus Ellipsolithus Herrmannsen, 1847 (Misspelling)
  510. Genus Ellistoma Menke, 1830 (Misspelling)
  511. Genus Elongatiana Locard, 1890 (unaccepted > nomen nudum)
  512. Genus Eltrostoma Rafinesque, 1815 (unaccepted > nomen nudum)
  513. Genus Emarginuligenus Renier, 1807 (Published in a rejected work (ICZN))
  514. Genus Endocostea-Haenleinia Toula, 1912 † accepted as Endocosteahaenleinia Toula, 1912 †
  515. Genus Endostropha Agassiz, 1845 (unaccepted > nomen nudum)
  516. Genus Endotoma Rafinesque, 1818 (unaccepted > nomen nudum)
  517. Genus Engina Preston, 1909 (Misspelling)
  518. Genus Englesia Paetel, 1875 (Misspelling)
  519. Genus Enipeus Rafinesque, 1815 (unaccepted > nomen nudum)
  520. Genus Entragus Paetel, 1875 (Misspelling)
  521. Genus Enydra Dall, 1905 (Misspelling)
  522. Genus Eocantharus Clark, 1938 † (unaccepted > nomen nudum)
  523. Genus Eolimax Caziot, 1910 (Misspelling)
  524. Genus Epalscites Douvillé, 1910 † (Misspelling)
  525. Genus Eparnioceras Spath, 1922 † (unaccepted > nomen nudum)
  526. Genus Eparnioceras Spath, 1923 † (unaccepted > nomen nudum)
  527. Genus Epidromis (unaccepted > nomen nudum)
  528. Genus Episphylla Paetel, 1890 (Misspelling)
  529. Genus Epistilia Pilsbry in Tryon & Pilsbry, 1893 (Misspelling)
  530. Genus Epistyla Swainson, 1840 (Misspelling)
  531. Genus Epitonium Scudder, 1882 (unaccepted > nomen nudum)
  532. Genus Ermoea Cossmann, 1925 † (Misspelling)
  533. Genus Ernestia Kennard & Woodward, 1926 (Misspelling)
  534. Genus Erpetrometra Pfeiffer, 1857 (Misspelling)
  535. Genus Erycinigenus Renier, 1804 (Published in a rejected work (ICZN))
  536. Genus Esmia Leach, 1847 (unaccepted > nomen nudum)
  537. Genus Ethalion Risso, 1826 (Suppressed name (ICZN))
  538. Genus Etheriigenus Renier, 1804 (Published in a rejected work (ICZN))
  539. Genus Ettemona Iredale, 1941 (unaccepted > nomen nudum)
  540. Genus Eubaikalia Starostin, 1926 (Misspelling)
  541. Genus Eucampyloea Caziot, 1903 (Misspelling)
  542. Genus Euchylus Dollfus, 1912 (Misspelling)
  543. Genus Euclasta Lindholm, 1924 (Misspelling)
  544. Genus Eudoxas Paetel, 1889 (Misspelling)
  545. Genus Euglesa Gray in Turton, 1840 (Misspelling)
  546. Genus Euhalina Clessin, 1877 (Misspelling)
  547. Genus Euhyalinia Taylor, 1907 (Unjustified (?) emendation)
  548. Genus Eulimax Cockerell, 1893 (Misspelling)
  549. Genus Eumele Gray, 1847 (Misspelling)
  550. Genus Eumeles Scudder, 1882 (unaccepted > nomen nudum)
  551. Genus Euphira Paetel, 1875 (Misspelling)
  552. Genus Eupomatia Caziot, 1910 (Misspelling)
  553. Genus Euprocerites Wetzel, 1950 † accepted as Procerites Siemiradzki, 1898 †
  554. Genus Eupyphantoceras Shimizu, 1935 (Misspelling)
  555. Genus Euritus Jousseaume, 1900 (Misspelling)
  556. Genus Euromphala Lowe, 1852 (Misspelling)
  557. Genus Eurotella Ikeda, 1930 (Misspelling)
  558. Genus Eurybia Menke, 1830 (Misspelling)
  559. Genus Euryomphala Agassiz, 1846 (Unjustified (?) emendation)
  560. Genus Eurystoma Rafinesque, 1818 (unaccepted > nomen nudum)
  561. Genus Eurystophe Cossmann, 1912 † (Misspelling)
  562. Genus Euyalina Pini, 1885 (Misspelling)
  563. Genus Exiliberus Iredale, 1942 (unaccepted > nomen nudum)
  564. Genus Exogyceras Simroth in Bronn, 1907 † (Misspelling)
  565. Genus Eyromphala Gray, 1847 (Misspelling)
  566. Genus Fågotiana Bourguignat, 1884 accepted as Fagotiana Bourguignat, 1884
  567. Genus Fannetia Fischer, 1885 (Misspelling)
  568. Genus Fannia Dall, 1882 (Misspelling)
  569. Genus Fascelis Agassiz, 1845 (unaccepted > nomen nudum)
  570. Genus Fasciolarigenus Renier, 1804 (Published in a rejected work (ICZN))
  571. Genus Faurotus Jousseaume, 1892 (Misspelling)
  572. Genus Fectaria Philippi, 1846 (Misspelling)
  573. Genus Femorale Scudder, 1882 (unaccepted > nomen nudum)
  574. Genus Ferricolaria Scudder, 1882 (unaccepted > nomen nudum)
  575. Genus Fidela Risso, 1826 (Suppressed name (ICZN))
  576. Genus Fimbriola Scudder, 1882 (unaccepted > nomen nudum)
  577. Genus Finlaria Paetel, 1890 (Misspelling)
  578. Genus Fissurelligenus Renier, 1804 (Published in a rejected work (ICZN))
  579. Genus Fistulanigenus Renier, 1804 (Published in a rejected work (ICZN))
  580. Genus Flagellocaulis Simroth in Voeltzkow, 1913 (Misspelling)
  581. Genus Flumina Picaglia, 1892 (Misspelling)
  582. Genus Flumininea Clessin, 1877 (Misspelling)
  583. Genus Fluminium Müller, 1921 (Misspelling)
  584. Genus Foibalia Stache, 1880 † (unaccepted > nomen nudum)
  585. Genus Follicullus Cossmann, 1889 † (Misspelling)
  586. Genus Follmamella Williams, 1913 (Misspelling)
  587. Genus Forsar Gray, 1847 (Misspelling)
  588. Genus Forscalia Paetel, 1888 accepted as Forskalia H. Adams & A. Adams, 1854 accepted as Gibbula Risso, 1826
  589. Genus Forskahlia Smith, 1879 accepted as Forskalia H. Adams & A. Adams, 1854 accepted as Gibbula Risso, 1826
  590. Genus Forskåhlia Smith, 1879 accepted as Forskalia H. Adams & A. Adams, 1854 accepted as Gibbula Risso, 1826
  591. Genus Forskälia Adams, 1854 accepted as Forskalia H. Adams & A. Adams, 1854 accepted as Gibbula Risso, 1826
  592. Genus Fosarulus Milovanovic, 1935 † (Misspelling)
  593. Genus Fossaria Clessin, 1910 (Misspelling)
  594. Genus Fossarullus Brusina, 1882 † (Misspelling)
  595. Genus Fossiculorbis Haas, 1934 (Misspelling)
  596. Genus Frechiceras Krafft, 1902 † (unaccepted > nomen nudum)
  597. Genus Fucicola Menke, 1844 (Unjustified (?) emendation)
  598. Genus Fumecostylus Paetel, 1875 (Misspelling)
  599. Genus Fusarium Link, 1830 (Misspelling)
  600. Genus Fusigenus Renier, 1804 (Published in a rejected work (ICZN))
  601. Genus Fusula Scudder, 1882 (unaccepted > nomen nudum)
  602. Genus Gadus Rang, 1829
  603. Genus Gaffraria Scudder, 1882 (unaccepted > nomen nudum)
  604. Genus Galactochillus Suklje, 1930 (Misspelling)
  605. Genus Galateigenus Renier, 1804 (Published in a rejected work (ICZN))
  606. Genus Galaxis Paetel, 1875 (Misspelling)
  607. Genus Galerita Rafinesque, 1815 (unaccepted > nomen nudum)
  608. Genus Gallodema Iredale, 1941 (unaccepted > nomen nudum)
  609. Genus Gallus Scudder, 1882 (unaccepted > nomen nudum)
  610. Genus Ganomidus Böttger, 1905 (Misspelling)
  611. Genus Garantiana Hyatt in Eastman-Zittel, 1900 † (unaccepted > nomen nudum)
  612. Genus Gastridia Gray, 1847 (Misspelling)
  613. Genus Gastroptera Agassiz, 1846 (Unjustified (?) emendation)
  614. Genus Gastrosiphone Gray, 1842 (Misspelling)
  615. Genus Gauga Cossmann, 1909 † (Misspelling)
  616. Genus Gemmelaria Paetel, 1875 (Misspelling)
  617. Genus Geoscalaria Martens in Albers, 1860 (Unjustified (?) emendation)
  618. Genus Geothentis Blanckenhorn, 1890 † (Misspelling)
  619. Genus Germanties Gillet, 1924 † (Misspelling)
  620. Genus Gerstfeldia Westerlund, 1902 (Misspelling)
  621. Genus Gervissia Desmarest in Chenu, 1858 (Misspelling)
  622. Genus Gibaulina Mabille, 1897 (Misspelling)
  623. Genus Gibbium Gray, 1840 (unaccepted > nomen nudum)
  624. Genus Gibbolino Martens in Moebius, 1880 (Misspelling)
  625. Genus Gigantoceras Hyatt in Eastman-Zittel, 1900 † accepted as Heracloceras Teichert, 1940 † (unaccepted > junior homonym, unassessed)
  626. Genus Ginorga Gray, 1840 (unaccepted > nomen nudum)
  627. Genus Gioena Bruguière, 1791 (Misspelling)
  628. Genus Girorbis Bourguignat, 1876 (Misspelling)
  629. Genus Givenia Draparnaud in Millin, 1799 (Misspelling)
  630. Genus Glabrella Scudder, 1882 (unaccepted > nomen nudum)
  631. Genus Gladophora Bronn, 1863 (Misspelling)
  632. Genus Glandula Scudder, 1882 (unaccepted > nomen nudum)
  633. Genus Glaucium Agassiz, 1846 (Unjustified (?) emendation)
  634. Genus Globites de Haan, 1825 (Suppressed name (ICZN))
  635. Genus Globosites Gesner, 1758 † (unavailable name (suppressed work))
  636. Genus Glochidium Rathke, 1797 (Suppressed name (ICZN))
  637. Genus Glossiderma Paetel, 1875 (Misspelling)
  638. Genus Glossoceras Douvillé, 1907 (Unjustified (?) emendation)
  639. Genus Glycimerigenus Renier, 1804 (Published in a rejected work (ICZN))
  640. Genus Gomphoceratites d'Archiac & de Verneuil, 1842 † (unaccepted > nomen nudum)
  641. Genus Gomphodelis Rafinesque, 1815 (unaccepted > nomen nudum)
  642. Genus Gonatochilus Cossmann, 1909 † (Misspelling)
  643. Genus Gonatorhyphe Thiele, 1929 (Misspelling)
  644. Genus Goniatochilus Cossmann, 1909 † (Misspelling)
  645. Genus Goniogyra Agassiz, 1845 (unaccepted > nomen nudum)
  646. Genus Goniomerys Dacqué, 1933 † (Misspelling)
  647. Genus Gonodon Schafhäutl, 1863 † accepted as Schafthautlia Cossmann, 1897 †
  648. Genus Gonodus Mušketov, 1913 † accepted as Schafthautlia Cossmann, 1897 †
  649. Genus Gonoidon Herrick, 1888 (Misspelling)
  650. Genus Gonomya Agassiz, 1838 (unaccepted > nomen nudum)
  651. Genus Goria Gamble, 1891 (Misspelling)
  652. Genus Gostoma Ancey, 1883 (Misspelling)
  653. Genus Goumierium Monterosato, 1910 † (Unjustified (?) emendation)
  654. Genus Graniana Caziot, 1910 (Misspelling)
  655. Genus Gryphaeigenus Renier, 1804 (Published in a rejected work (ICZN))
  656. Genus Guetera Gray, 1840 (unaccepted > nomen nudum)
  657. Genus Guettera Adams, 1856 (Misspelling)
  658. Genus Guildingia Dall, 1882 (unaccepted > nomen nudum)
  659. Genus Gwyn-Jeffreysia Crosse, 1885 accepted as Gwynjeffreysia Crosse, 1885
  660. Genus Gypsus Paetel, 1875 (unaccepted > nomen nudum)
  661. Genus Gyrobis Paetel, 1875 (Misspelling)
  662. Genus Gyrorbis Moquin-Tandon, 1856 accepted as Wuestia Honigmann, 1909
  663. Genus Hadrochilus Cossmann, 1909 † (Unjustified (?) emendation)
  664. Genus Haeratula Herrmannsen, 1847 (Misspelling)
  665. Genus Haliotidigenus Renier, 1804 (Published in a rejected work (ICZN))
  666. Genus Hapalomia Röder, 1882 (Misspelling)
  667. Genus Haphohelix Ihering, 1929 (Misspelling)
  668. Genus Haplodon Agassiz, 1846 (Unjustified (?) emendation)
  669. Genus Harpalites Paetel, 1875 (Misspelling)
  670. Genus Harparia Rafinesque, 1815 (Unjustified (?) emendation)
  671. Genus Harpigenus Renier, 1804 (Published in a rejected work (ICZN))
  672. Genus Haselbudgites Cossmann, 1921 † (Misspelling)
  673. Genus Haselburgites Buckman, 1920 † (Unjustified (?) emendation)
  674. Genus Haselbutgites Cossmann, 1921 † (Misspelling)
  675. Genus Haustorium Scudder, 1882 (unaccepted > nomen nudum)
  676. Genus Hautkenia Eastman, 1900 † (Misspelling)
  677. Genus Hautlecoeuria Paetel, 1888 (Misspelling)
  678. Genus Heinemannia Sacco, 1887 (Misspelling)
  679. Genus Helcopoma Caziot, 1910 (Misspelling)
  680. Genus Helenchus Gray, 1847 accepted as Heleuchus Herrmannsen, 1847
  681. Genus Helëuchus Herrmannsen, 1847 accepted as Heleuchus Herrmannsen, 1847
  682. Genus Heliceras Fischer, 1882 (Unjustified (?) emendation)
  683. Genus Helicigenus Renier, 1804 (Published in a rejected work (ICZN))
  684. Genus Helicinigenus Renier, 1804 (Published in a rejected work (ICZN))
  685. Genus Helicocerus Herrmannsen, 1852 † (Misspelling)
  686. Genus Helicoides Gray, 1855 (Misspelling)
  687. Genus Helicomarpha Möllendorff, 1898 (Misspelling)
  688. Genus Helicophora Gray, 1840 (unaccepted > nomen nudum)
  689. Genus Helictopsis Paetel, 1888 (Misspelling)
  690. Genus Heliocerus King, 1844 † (Misspelling)
  691. Genus Heliomanes Kobelt, 1871 (Unjustified (?) emendation)
  692. Genus Hemiceras Eichwald, 1856 (Unjustified (?) emendation)
  693. Genus Hemicrypta Agassiz, 1845 (unaccepted > nomen nudum)
  694. Genus Hemilonia Paetel, 1875 (Misspelling)
  695. Genus Hemitaxa Wenz, 1923 † (Misspelling)
  696. Genus Hemithalasmus Paetel, 1889 (Misspelling)
  697. Genus Hepata Paetel, 1875 (Misspelling)
  698. Genus Hercodonta Agassiz, 1845 (unaccepted > nomen nudum)
  699. Genus Hercynia Rafinesque, 1815 (unaccepted > nomen nudum)
  700. Genus Heretula Herrmannsen, 1847 (Misspelling)
  701. Genus Hermiceratites Paetel, 1875 (Misspelling)
  702. Genus Heterodon Gray, 1840 (unaccepted > nomen nudum)
  703. Genus Heteroptychia Kennard & Woodward, 1923 (Misspelling)
  704. Genus Hierifalchia Fucini, 1906 † (Misspelling)
  705. Genus Hilobites Stolley, 1929 † (Misspelling)
  706. Genus Hipponea Rafinesque, 1815 (unaccepted > nomen nudum)
  707. Genus Hippopigenus Renier, 1804 (Published in a rejected work (ICZN))
  708. Genus Hippothoe Rafinesque, 1815 (unaccepted > nomen nudum)
  709. Genus Hipterus Herrmannsen, 1847 (Misspelling)
  710. Genus Hirundigenus Renier, 1804 (Published in a rejected work (ICZN))
  711. Genus Hispidiana Fagot, 1883 (Misspelling)
  712. Genus Hispidula Tapparoni-Canefri, 1879 (Misspelling)
  713. Genus Holeopoma Westerlund, 1903 (Misspelling)
  714. Genus Holicella Petrbok, 1930 † (Misspelling)
  715. Genus Hololubus Cossmann, 1905 † (Misspelling)
  716. Genus Homalaxon Bronn, 1848 † (Misspelling)
  717. Genus Homogyra Agassiz, 1845 (unaccepted > nomen nudum)
  718. Genus Hoploancyloceras Nowak, 1913 † (unaccepted > nomen nudum)
  719. Genus Horiadacna Dollfus, 1905 † (Unjustified (?) emendation)
  720. Genus Huanghoceras Wang, 1922 † (unaccepted > nomen nudum)
  721. Genus Hyalaeus Montfort, 1810 (Misspelling)
  722. Genus Hybocistis Crosse, 1866 (Misspelling)
  723. Genus Hybogyra Agassiz, 1845 (unaccepted > nomen nudum)
  724. Genus Hybopleura Agassiz, 1845 (unaccepted > nomen nudum)
  725. Genus Hydatinus Böttger, 1911 † (Misspelling)
  726. Genus Hydraena Dupuy, 1886 (Misspelling)
  727. Genus Hydrocaena Shuttleworth, 1852 (Misspelling)
  728. Genus Hydrocera Troschel, 1845 (Misspelling)
  729. Genus Hydrotaena Ryckholt, 1860 (Misspelling)
  730. Genus Hylostoma Paetel, 1875 (Misspelling)
  731. Genus Hymenaelis O'Donoghue, 1929 (Misspelling)
  732. Genus Hypacria Agassiz, 1845 (unaccepted > nomen nudum)
  733. Genus Hyphantra Cossmann, 1889 † (Misspelling)
  734. Genus Hyplaxus Rafinesque, 1815 (unaccepted > nomen nudum)
  735. Genus Hypnaxis Gray, 1847 (Misspelling)
  736. Genus Hypoma Pfeiffer, 1879 (Misspelling)
  737. Genus Hypopterus Paetel, 1875 (Misspelling)
  738. Genus Hypostrema Pfeiffer, 1879 (Misspelling)
  739. Genus Hypselostylus Bartsch, 1932 (Misspelling)
  740. Genus Hystrionica Scudder, 1882 (unaccepted > nomen nudum)
  741. Genus Ibicornu Wenz, 1928 † (Misspelling)
  742. Genus Ida Jay, 1836 (unaccepted > nomen nudum)
  743. Genus Idalla Örsted, 1844 (Suppressed name (ICZN))
  744. Genus Idoleum Paetel, 1889 (Misspelling)
  745. Genus Ilia Hartman, 1881
  746. Genus Ilyda Clessin, 1879 (Misspelling)
  747. Genus Imisigenus Renier, 1804 (Published in a rejected work (ICZN))
  748. Genus Inflatulum Carpenter, 1857 (unaccepted > nomen nudum)
  749. Genus Inoculia Fischer, 1887 † (Misspelling)
  750. Genus Intermedia Caziot, 1910 (Misspelling)
  751. Genus Iodes Leach, 1847 (unaccepted > nomen nudum)
  752. Genus Iothmia Geyer, 1912 (Misspelling)
  753. Genus Iphinöe Adams, 1854 (Misspelling)
  754. Genus Ipsidula Mörch, 1857 (Misspelling)
  755. Genus Isaba Chenu, 1859 † (Misspelling)
  756. Genus Isocardigenus Renier, 1804 (Published in a rejected work (ICZN))
  757. Genus Isodon Douvillé, 1912 † (Unjustified (?) emendation)
  758. Genus Isognostoma Hartmann, 1840 (unaccepted > nomen nudum)
  759. Genus Isoperia Scudder, 1882 (unaccepted > nomen nudum)
  760. Genus Isopleura Meek, 1864 (Misspelling)
  761. Genus Istmia Pini, 1876 (Misspelling)
  762. Genus Jacosta Gray, 1821 (Suppressed name (ICZN))
  763. Genus Janefla Paetel, 1875 (Misspelling)
  764. Genus Joanisiella Cossmann, 1900 † (Misspelling)
  765. Genus Jodamia Defrance, 1822 (Suppressed name (ICZN))
  766. Genus Johnstonia Jay, 1850 (unaccepted > nomen nudum)
  767. Genus Jusianana Caziot, 1910 (Misspelling)
  768. Genus Juturna Rafinesque, 1815 (unaccepted > nomen nudum)
  769. Genus Kanilla Sowerby in Silvertop, 1833 (unaccepted > nomen nudum)
  770. Genus Klikaia Böttger, 1909 (Misspelling)
  771. Genus Koinodactylites Buckman, 1927 † accepted as Dactylioceras Hyatt, 1867 †
  772. Genus Koninckoceras Hyatt in Eastman-Zittel, 1900 † (Misspelling)
  773. Genus Krinickia Folin & Bérillon, 1877 (Misspelling)
  774. Genus Krynichia Hazay, 1885 (Misspelling)
  775. Genus Krynickia Kaleniczenko, 1839 (unaccepted > nomen nudum)
  776. Genus Kubanoceras Kakhadze & Zesashvili, 1955 † (unaccepted > nomen nudum)
  777. Genus Labialia Scudder, 1882 (unaccepted > nomen nudum)
  778. Genus Labroëna Lindholm, 1927 accepted as Labroena Lindholm, 1927
  779. Genus Laconsilla Paetel, 1875 (Misspelling)
  780. Genus Laeonica Paetel, 1883 (Misspelling)
  781. Genus Laeorthalicus Strebel, 1909 (Misspelling)
  782. Genus Lagurius Paetel, 1875 (Misspelling)
  783. Genus Lallemannia Tryon, 1884 (Misspelling)
  784. Genus Lamarkia Paetel, 1875 (Misspelling)
  785. Genus Lamberticeras Kilian, 1910 (unaccepted > nomen nudum)
  786. Genus Lancinula Scudder, 1882 (unaccepted > nomen nudum)
  787. Genus Laniger Herrmannsen, 1847 (Unjustified (?) emendation)
  788. Genus Laniocerus Desmarest in Chenu, 1859 (Misspelling)
  789. Genus Laphyra Rafinesque, 1815 (unaccepted > nomen nudum)
  790. Genus Laplyzia Radermacher, 1779 (Misspelling)
  791. Genus Lateribranchaeia O'Donoghue, 1926 (Misspelling)
  792. Genus Lathyra Agassiz, 1845 (Unjustified (?) emendation)
  793. Genus Lathyra Oken, 1817 (Misspelling)
  794. Genus Lazarus Cuvier, 1800 (unaccepted > nomen nudum)
  795. Genus Lecanomphalus Agassiz, 1845 (unaccepted > nomen nudum)
  796. Genus Lecithoconcha Haas & Wenz, 1925 (Misspelling)
  797. Genus Legea Westerlund, 1886 † (Misspelling)
  798. Genus Legrandia Hanley, 1872 (unaccepted > nomen nudum)
  799. Genus Lejocheila Paetel, 1875 (Misspelling)
  800. Genus Lenia Martin, 1828 † (unaccepted > nomen nudum)
  801. Genus Lephrobolus Paetel, 1875 (Misspelling)
  802. Genus Leptochilus Cossmann, 1909 † (Unjustified (?) emendation)
  803. Genus Leroyia Bourguignat, 1887 (Misspelling)
  804. Genus Leucochilus Böttger in Martens, 1880 (Suppressed name (ICZN))
  805. Genus Leucochroopis Pfeffer, 1929 † (Misspelling)
  806. Genus Leucochylus Wenz, 1921 (Misspelling)
  807. Genus Leucotus Sowerby, 1842 accepted as Leucotis Swainson, 1840 accepted as Vanikoro Quoy & Gaimard, 1832
  808. Genus Leveilleia Cossmann, 1892 † (Unjustified (?) emendation)
  809. Genus Lia Mörch, 1852 (Unjustified (?) emendation)
  810. Genus Libratuta Cossmann, 1912 (Misspelling)
  811. Genus Licarca Paetel, 1875 (Misspelling)
  812. Genus Licarea Gray, 1840 (unaccepted > nomen nudum)
  813. Genus Lichas Gray, 1840 (unaccepted > nomen nudum)
  814. Genus Lignaria Rafinesque, 1815 (unaccepted > nomen nudum)
  815. Genus Limacias Binney, 1879 (Misspelling)
  816. Genus Limicias Rafinesque, 1815 (unaccepted > nomen nudum)
  817. Genus Limigenus Renier, 1804 (Published in a rejected work (ICZN))
  818. Genus Limnaea Agassiz, 1846 [2] (unaccepted > nomen nudum, Unjustified (?) emendation of a nomen nudum)
  819. Genus Limnaeodorma Schaufuss, 1869 (Misspelling)
  820. Genus Limnium Oken, 1815 (Published in a rejected work (ICZN))
  821. Genus Limnoarca Paetel, 1875 (Misspelling)
  822. Genus Limnoderma Herrmannsen, 1847 (Misspelling)
  823. Genus Limnostriata Paetel, 1875 (Misspelling)
  824. Genus Lincurius Paetel, 1875 (Misspelling)
  825. Genus Liochila Martens in Albers, 1860 (Misspelling)
  826. Genus Liogryphaea Fischer, 1886 †
  827. Genus Liogryphea Douvillé, 1904 † accepted as Liogryphaea Fischer, 1886 † (Misspelling)
  828. Genus Liotiaxis Iredale, 1936 (unaccepted > nomen nudum)
  829. Genus Lira Paetel, 1875 (Misspelling)
  830. Genus Liriodon Bronn, 1837-38 † (Misspelling)
  831. Genus Lirofusus Cossmann, 1901 † (Misspelling)
  832. Genus Liroscaphe Paetel, 1875 (Misspelling)
  833. Genus Lithocarda Rafinesque, 1815 (unaccepted > nomen nudum)
  834. Genus Lithocardiopsis Munier-Chalmas, 1891 † (unaccepted > nomen nudum)
  835. Genus Lithocardita Paetel, 1875 (Misspelling)
  836. Genus Lithochlypus Porro, 1841 (Misspelling)
  837. Genus Lithoclyphus Paetel, 1875 (Misspelling)
  838. Genus Lithoclyptus Schmidt, 1847 (Misspelling)
  839. Genus Lithoclypus Cristofori & Jan, 1832 (Misspelling)
  840. Genus Lithocystis Godwin-Austen, 1882 (Misspelling)
  841. Genus Lithodaphus Paetel, 1875 (Misspelling)
  842. Genus Lithogliphus Loerenthey, 1894 (Misspelling)
  843. Genus Lithoglyptus Paetel, 1875 (Misspelling)
  844. Genus Litholepas Gray, 1847 (Misspelling)
  845. Genus Lithoplyphus Paetel, 1875 (Misspelling)
  846. Genus Litoglyphus Stefani, 1880 (Misspelling)
  847. Genus Littea Forbes & McAndrew, 1846 (Misspelling)
  848. Genus Livanhacia Pilsbry, 1902 (Misspelling)
  849. Genus Livia Paetel, 1875 (Misspelling)
  850. Genus Loccardia Paetel, 1888 (Misspelling)
  851. Genus Logigo Robson, 1926 (Misspelling)
  852. Genus Loligo Schneider, 1784 (Not validly published)
  853. Genus Lomastoma Hartmann, 1840 (unaccepted > nomen nudum)
  854. Genus Lomatostoma Agassiz, 1846 (Unjustified (?) emendation)
  855. Genus Lonosilla Paetel, 1875 (Misspelling)
  856. Genus Lopedusaria Westerlund, 1901 (Misspelling)
  857. Genus Lophirus Paetel, 1875 (Misspelling)
  858. Genus Lophurus Gray, 1847 (Misspelling)
  859. Genus Lorentheya Loerenthey, 1902 † accepted as Loerentheya Lörenthey, 1902 †
  860. Genus Lörentheya Lörenthey, 1902 † accepted as Loerentheya Lörenthey, 1902 †
  861. Genus Lowea Folin & Bérillon, 1878 (Unjustified (?) emendation)
  862. Genus Loxota Agassiz, 1845 (unaccepted > nomen nudum)
  863. Genus Lucinigenus Renier, 1804 (Published in a rejected work (ICZN))
  864. Genus Lucitites Paetel, 1875 (Misspelling)
  865. Genus Luhuana Scudder, 1882 (unaccepted > nomen nudum)
  866. Genus Lunatica Scudder, 1882 (unaccepted > nomen nudum)
  867. Genus Lurama Caziot, 1903 accepted as Zurama Gray in Turton, 1840 (Incorrect subsequent spelling)
  868. Genus Lutrarigenus Renier, 1804 (Published in a rejected work (ICZN))
  869. Genus Lychas Paetel, 1875 † (Misspelling)
  870. Genus Lycodes Eastman in Eastman-Zittel, 1900 † (Misspelling)
  871. Genus Lymnaea Oken, 1815 (Published in a rejected work (ICZN))
  872. Genus Lymneigenus Renier, 1804 (Published in a rejected work (ICZN))
  873. Genus Lymneum Gray, 1847 (Misspelling)
  874. Genus Lymnia Agassiz, 1845 (unaccepted > nomen nudum)
  875. Genus Lymnium Oken, 1815 (Published in a rejected work (ICZN))
  876. Genus Lymnoderma Gray, 1847 (Misspelling)
  877. Genus Lyogryphaea Couffon, 1918 † (Misspelling)
  878. Genus Lyriodon Dunker, 1851 † (Unjustified (?) emendation)
  879. Genus Lyriostoma Swainson, 1840 (Misspelling)
  880. Genus Lyrodon Agassiz, 1846 † (Unjustified (?) emendation)
  881. Genus Lyroscapha Tryon, 1883 (Unjustified (?) emendation)
  882. Genus Lysinoë Adams, 1855 accepted as Lysinoe Adams, 1855
  883. Genus Lythoclypus Parran, 1849 (Misspelling)
  884. Genus Lythoglypter Paetel, 1875 (Misspelling)
  885. Genus Macgillivraye Jousseaume, 1882 (Misspelling)
  886. Genus Macilentina Locard, 1890 (Misspelling)
  887. Genus Macroarion Hesse, 1926 (Unjustified (?) emendation)
  888. Genus Macroön Pilsbry in Tryon & Pilsbry, 1891 accepted as Macroon Pilsbry in Tryon & Pilsbry, 1891
  889. Genus Macrophyllum Paetel, 1875 (Misspelling)
  890. Genus Macrota Agassiz, 1845 (unaccepted > nomen nudum)
  891. Genus Macrotyhlacus Wagner, 1930 (Misspelling)
  892. Genus Mactrigenus Renier, 1807 (Published in a rejected work (ICZN))
  893. Genus Madagascaria Morelet, 1882 (Unjustified (?) emendation)
  894. Genus Maerialla Keferstein, 1866 (Misspelling)
  895. Genus Magachatina Bequaert & Clench, 1936 (Misspelling)
  896. Genus Magillivraya Schaufuss, 1869 (Misspelling)
  897. Genus Magula Scudder, 1882 (unaccepted > nomen nudum)
  898. Genus Malania Preston, 1913 (Misspelling)
  899. Genus Malleigenus Renier, 1807 (Published in a rejected work (ICZN))
  900. Genus Maoria Pilsbry, 1892 (Unjustified (?) emendation)
  901. Genus Maorina Pilsbry, 1892 (Unjustified (?) emendation)
  902. Genus Margaritites Agassiz, 1845 (unaccepted > nomen nudum)
  903. Genus Margoran Kennard & Woodward, 1926 (Misspelling)
  904. Genus Marianna Pilsbry in Tryon & Pilsbry, 1909 (Misspelling)
  905. Genus Mariella Mörch, 1865 (Misspelling)
  906. Genus Marisca Gray, 1840 (unaccepted > nomen nudum)
  907. Genus Maritianana Caziot, 1910 (Misspelling)
  908. Genus Maritiniana Caziot, 1910 (Misspelling)
  909. Genus Martiniana Pallary, 1920 (Misspelling)
  910. Genus Mascarenia Morelet, 1882 (Unjustified (?) emendation)
  911. Genus Masticeulota Blume, 1925 (Misspelling)
  912. Genus Mauretanica Kennard & Woodward, 1923 (Misspelling)
  913. Genus Mazzania Wenz, 1923 † (Misspelling)
  914. Genus Medistoma Iredale, 1941 (unaccepted > nomen nudum)
  915. Genus Megachatinops Bequaert & Clench, 1936 (Misspelling)
  916. Genus Megaptygma Conrad, 1862 (Unjustified (?) emendation)
  917. Genus Megaspia Paetel, 1890 (Misspelling)
  918. Genus Megasystropha Lea, 1864 (Suppressed name (ICZN))
  919. Genus Megateuthis Carus, 1880 (Unjustified (?) emendation)
  920. Genus Meglomastoma Klebs, 1886 † (Misspelling)
  921. Genus Melabrina Stache, 1880 † (unaccepted > nomen nudum)
  922. Genus Melanamara Cossmann, 1909 † (Misspelling)
  923. Genus Melaniella Paetel, 1888 (Misspelling)
  924. Genus Melanigenus Renier, 1807 (Published in a rejected work (ICZN))
  925. Genus Melanites Agassiz, 1846 (Unjustified (?) emendation)
  926. Genus Melanites Rafinesque, 1818 (unaccepted > nomen nudum)
  927. Genus Melanophasia Cossmann, 1909 † (Unjustified (?) emendation)
  928. Genus Melanoptichya Pavlovic, 1926 † (Misspelling)
  929. Genus Melanoptycha Tryon, 1883 † (Misspelling)
  930. Genus Melanoptychia Pavlovic, 1926 † (Misspelling)
  931. Genus Melarhaphis Agassiz, 1845 (Unjustified (?) emendation)
  932. Genus Melatrina Cossmann, 1909 † (Misspelling)
  933. Genus Mellea Paetel, 1875 (Misspelling)
  934. Genus Mendaña Baker, 1938 accepted as Mendana Baker, 1938
  935. Genus Mendranoiana Caziot, 1910 (unaccepted > nomen nudum)
  936. Genus Mentula Paetel, 1875 (unaccepted > nomen nudum)
  937. Genus Meretriciana Locard, 1890 (Misspelling)
  938. Genus Merionassa Simroth in Bronn, 1907 (Misspelling)
  939. Genus Mesasystropha Crosse, 1868 (Misspelling)
  940. Genus Mesembrionis Hall, 1867 (Misspelling)
  941. Genus Mesochilus Cossmann, 1909 † (Unjustified (?) emendation)
  942. Genus Mesonotus Rafinesque, 1815 (unaccepted > nomen nudum)
  943. Genus Mesypea Rafinesque, 1815 (unaccepted > nomen nudum)
  944. Genus Metacalycoceras Spath, 1926 † accepted as Calycoceras Hyatt in Eastman-Zittel, 1900 †
  945. Genus Metafusus Paetel, 1875 (Misspelling)
  946. Genus Metharena Crosse, 1872 (Misspelling)
  947. Genus Metodonta Pilsbry, 1895 (Misspelling)
  948. Genus Micans Cossmann, 1899 † (Misspelling)
  949. Genus Migonitis Rafinesque, 1815 (Misspelling)
  950. Genus Milne-Edwardsia Bourguignat, 1877 accepted as Milneedwardsia Bourguignat, 1877
  951. Genus Milneedwardsiana Bourguignat, 1877 accepted as Milneedwardsia Bourguignat, 1877
  952. Genus Milne-Edwardsiana Bourguignat, 1877 accepted as Milneedwardsia Bourguignat, 1877
  953. Genus Milneedwarsia Sacco, 1897 accepted as Milneedwardsia Bourguignat, 1877
  954. Genus Milne-Edwarsia Sacco, 1897 accepted as Milneedwardsia Bourguignat, 1877
  955. Genus Minacispira Iredale, 1941 (unaccepted > nomen nudum)
  956. Genus Minaretus Scudder, 1882 (unaccepted > nomen nudum)
  957. Genus Mingeria Gray, 1847 (unaccepted > nomen nudum)
  958. Genus Minutissima Caziot, 1910 (Misspelling)
  959. Genus Minyongia Godwin-Austen, 1916 (Misspelling)
  960. Genus Miraclis Cossmann, 1912 † (Misspelling)
  961. Genus Mirana Scudder, 1882 (unaccepted > nomen nudum)
  962. Genus Misile Scudder, 1882 (unaccepted > nomen nudum)
  963. Genus Missioclivus Iredale, 1941 (unaccepted > nomen nudum)
  964. Genus Mitrellina Paetel, 1875 (Misspelling)
  965. Genus Mitrigenus Renier, 1807 (Published in a rejected work (ICZN))
  966. Genus Modioligenus Renier, 1807 (Published in a rejected work (ICZN))
  967. Genus Modulus Scudder, 1882 (unaccepted > nomen nudum)
  968. Genus Mojsissovicsia Gerhardt, 1897 † (Misspelling)
  969. Genus Molengraafites Diener, 1915 † (Misspelling)
  970. Genus Monetaria Jousseaume, 1884 (Misspelling)
  971. Genus Monocanthus Scudder, 1882 (unaccepted > nomen nudum)
  972. Genus Monodontigenus Renier, 1807 (Published in a rejected work (ICZN))
  973. Genus Monoetia Paetel, 1890 (Misspelling)
  974. Genus Montaguia Costa, 1866 (Misspelling)
  975. Genus Moolengraaffites Diener, 1923 † (Misspelling)
  976. Genus Morelitia Coates, 1925 (Misspelling)
  977. Genus Morum Scudder, 1882 (unaccepted > nomen nudum)
  978. Genus Muelleria Philippi, 1853 accepted as Mulleria Férussac, 1824
  979. Genus Muelleria Férussac, 1824 accepted as Mulleria Férussac, 1824
  980. Genus Mülleria Férussac, 1824 accepted as Mulleria Férussac, 1824
  981. Genus Muricarius Cossmann, 1918 † (Misspelling)
  982. Genus Muricigenus Renier, 1807 (Published in a rejected work (ICZN))
  983. Genus Murleyceras Patrini, 1930 † (Misspelling)
  984. Genus Musculites Gesner, 1758 † (unavailable name (suppressed work))
  985. Genus Mweruëlla Haas, 1936 accepted as Mweruella Haas, 1936
  986. Genus Myalinadonta Tryon, 1884 † (Misspelling)
  987. Genus Myesota Suter, 1913 (Misspelling)
  988. Genus Mygastoma Cossmann, 1918 † (Misspelling)
  989. Genus Myisca Agassiz, 1846 (Unjustified (?) emendation)
  990. Genus Mysia Gray, 1847 (Misspelling)
  991. Genus Mytiligenus Renier, 1807 (Published in a rejected work (ICZN))
  992. Genus Mytilites Agassiz, 1846 (Unjustified (?) emendation)
  993. Genus Mytolimax Schaufuss, 1869 (Misspelling)
  994. Genus Mytolomia Paetel, 1875 (Misspelling)
  995. Genus Mytulites Gesner, 1758 † (unavailable name (suppressed work))
  996. Genus Naegelia Gude, 1921 (Misspelling)
  997. Genus Näia Swainson, 1840 accepted as Naia Swainson, 1840 accepted as Parreysia Conrad, 1853
  998. Genus Namnia Children, 1840 (unaccepted > nomen nudum)
  999. Genus Nasopsis Moore, 1898 (Misspelling)
  1000. Genus Nassigenus Renier, 1807 (Published in a rejected work (ICZN))
marine
recent + fossil
Not documented
IRMNG (2024). Mollusca (awaiting allocation). Accessed at: https://www.irmng.org/aphia.php?p=taxdetails&id=103222 on 2025-09-11
Date
action
by
2007-02-05 23:00:00Z
created
Rees, Tony
2011-12-31 23:00:00Z
changed
Rees, Tony

basis of record Brands, S. J. (compiler). (1989-2005). Systema Naturae 2000. Amsterdam, The Netherlands (2006 version). Originally available online at http://sn2000.taxonomy.nl/; for current information, refer http://taxonomicon.taxonomy.nl/ProjectDescription.aspx . [details] 

extant flag source Systema Naturae 2000 (2006 version) [details] 
Unreviewed
Classification Eukaryota (Superkingdom) > Animalia (Kingdom) > Eumetazoa (Subkingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family) [details]

Habitat Marine and nonmarine [details]
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