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IRMNG name details

Plantae (awaiting allocation)

105460  (urn:lsid:irmng.org:taxname:105460)

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  1. Genus Acanthopteris H.C. Sze, 1931 †
  2. Genus Ahmadia D.D. Pant & P.C. Srivastava, 1991 †
  3. Genus Ampelitocystis J. Deunff, 1957 †
  4. Genus Arthroon B. Renault, 1894 †
  5. Genus Bretonia C.E. Bertrand & Hovalacque in Bertrand & Renault, 1892 †
  6. Genus Cyathotheca T.N. Taylor, 1972 †
  7. Genus Cycadeoidispermum J.-N. Zhu, Y.-F. Hu & X.-M. Du, 1982 †
  8. Genus Dactylophycus S.A. Miller & C.B. Dyer, 1878 †
  9. Genus Dioonocarpus J.-N. Zhu, Y.-F. Hu & X.-M. Du, 1982 †
  10. Genus Ecpagloxylon M. Philippe, G. Cuny & A. Bashforth, 2010 †
  11. Genus Eolirion Schenk, 1869 †
  12. Genus Eopteridangium H.N. Andrews & S.N. Agashe, 1963 †
  13. Genus Farghera G.J. Retallack, 2009 †
  14. Genus Glossifungites A.M. Lomnicki, 1886 †
  15. Genus Guazia D.-M. Wang, L. Liu, Y. Zhou, M. Qin, M.-C. Meng, Y. Guo & J.-Z. Xue, 2022 †
  16. Genus Haliserites Sternberg, 1833 †
  17. Genus Hapsidoxylon H.A. McManus, L.D. Boucher, E.L. Taylor & T.N. Taylor, 2002 †
  18. Genus Hexagonocaulon W.S. Lacey & R.C. Lucas, 1981 †
  19. Genus Hueberia N. Yang, C.-S. Li & D. Edwards, 2010 †
  20. Genus Istchenkophyton A.V. Broushkin & N.V. Gordenko, 2009 †
  21. Genus Kofoidopsis Tasch, 1963 †
  22. Genus Kongshania Y. Wang, 2000 †
  23. Genus Kulmites J.A. Nieuwland, 1917 †
  24. Genus Lockeia U.P. James, 1879 †
  25. Genus Nechalea Debey, 1848 †
  26. Genus Nereograpsus H.B. Geinitz, 1852 †
  27. Genus Oidospora W.C. Williamson, 1878 †
  28. Genus Pachytheca Hooker in Salter, 1861 †
  29. Genus Paleohillia F.H. Knowlton, 1895 †
  30. Genus Pankuangia T. Kimura, T. Ohana, L.M. Zhao & B.Y. Geng, 1994 †
  31. Genus Polythecophyton S.-G. Hao, P.G. Gensel & D.-M. Wang, 2001 †
  32. Genus Propalmophyllum Lignier, 1895 †
  33. Genus Rostrumaspermum S.C. Srivastava & S.R. Manik, 1990 †
  34. Genus Sclerocelyphus S.H. Mamay, 1954 †
  35. Genus Spherites S.J. Dijkstra, 1949 †
  36. Genus Stromatocerium Seely, 1904 †
  37. Genus Tenuisa D.-M. Wang, 2007 †
  38. Genus Tetrapterites H.J. Sullivan & A.F. Hibbert, 1963 †
  39. Genus Urpicalis P. Gerrienne, 1992 †
  40. Genus Vinaykumaria D.D. Pant & P.C. Srivastava, 1991 †
  41. Genus Walkomiopteris W.B.K. Holmes & H.M. Anderson, 2005 †
  42. Genus Wutubulaka Y. Wang, Q. Fu, H. Xu & S.-G. Hao, 2007 †
  43. Genus Zonarides W.P. Schimper, 1869 †
  44. Genus Archaeolithoporella R. Endô, 1959 † (uncertain > nomen dubium)
  45. Genus Discophorites Heer, 1877 † (uncertain > nomen dubium)
  46. Genus Zygellipsis J.L. Stone, 1972 † (unaccepted > nomen nudum)
  47. Genus Palmoïdopteris E. Boureau, 1954 † represented as Palmoidopteris E. Boureau, 1954 † (version of name with diaeresis (permitted in ICN as indicator of pronunciation), non-diaeresis version is used as preferred form in IRMNG)
  48. Genus Phaëthusa C. König, 1825 † represented as Phaethusa C. König, 1825 † (version of name with diaeresis (permitted in ICN as indicator of pronunciation), non-diaeresis version is used as preferred form in IRMNG)
  49. Genus Acanthocarpus Göppert, 1864 †
  50. Genus Acanthophyton J.W. Dawson, 1862 †
  51. Genus Aciphylla J. Hector, 1886 †
  52. Genus Alectoturus Saporta in d'Orbigny, 1873 † (Misspelling)
  53. Genus Aphyllum Unger in R. Richter & Unger, 1856 †
  54. Genus Apludophyton A. Massalongo, 1859 † (Not validly published)
  55. Genus Aroides Kutorga, 1838 †
  56. Genus Aulacophycos A. Massalongo, 1859 † (Not validly published)
  57. Genus Berrya Knowlton, 1930 †
  58. Genus Betuloxylon E. Hofmann, 1944 † (Not validly published)
  59. Genus Bredaea Göppert, 1854 †
  60. Genus Brongniartites Zalessky, 1927 † (Not validly published)
  61. Genus Caenopterites Göppert, 1836 † (Not validly published)
  62. Genus Caesalpinium Schleiden, 1855 † (Not validly published)
  63. Genus Calamitina C.E. Weiss, 1876 † (Not validly published)
  64. Genus Calligonopsis A. Massalongo, 1859 † (Not validly published)
  65. Genus Carpinoxylon E. Hofmann, 1944 † (Not validly published)
  66. Genus Carradorites A. Massalongo, 1859 † (Not validly published)
  67. Genus Ceratocarpus J. Velenovský & L. Viniklár, 1931 †
  68. Genus Chalevria † accepted as Chaleuria H.N. Andrews, P.G. Gensel & W.H. Forbes, 1974 †
  69. Genus Cladocedroxylon J. Felix, 1882 † (Not validly published)
  70. Genus Cladocupressoxylon J. Felix, 1882 † (Not validly published)
  71. Genus Clevea L. Crié, 1889 †
  72. Genus Clonites V.A. Chachlov, 1948 † (Not validly published)
  73. Genus Compsoxylon Zalessky, 1927 † (Not validly published)
  74. Genus Cormocedroxylon J. Felix, 1882 † (Not validly published)
  75. Genus Cormocupressoxylon J. Felix, 1882 † (Not validly published)
  76. Genus Cycadophycos A. Massalongo, 1859 † (Not validly published)
  77. Genus Cyclocarpus C.E. Bertrand, 1908 †
  78. Genus Cyclospermum A.C. Seward, 1917 †
  79. Genus Cystorrhiza A. Massalongo, 1859 † (Not validly published)
  80. Genus Dactylophyllum C.B. Read, 1934 †
  81. Genus Dasyphyllum A.G. Nathorst, 1886 †
  82. Genus Desmia C.E.I. von Eichwald, 1852 †
  83. Genus Didymotheca Göppert, 1864 †
  84. Genus Echinocarpus Emmons, 1857 †
  85. Genus Elasmophycos A. Massalongo, 1859 † (Not validly published)
  86. Genus Embolianthemum Corda ex O. Feistmantel, 1874 † (Not validly published)
  87. Genus Eohepatica A. Heard & J.F. Jones, 1931 † (Not validly published)
  88. Genus Exogenites G. Fischer de Waldheim, 1826 †
  89. Genus Fraxinoxylon G. Andreánszky, 1952 † (Not validly published)
  90. Genus Gangamopteriopsis Zalessky, 1927 † (Not validly published)
  91. Genus Grammites P.F. Reinsch, 1881 †
  92. Genus Guizhoua X.H. Zhao in X.H. Zhao et al., 1980 † (Not validly published)
  93. Genus Harrisia Lundblad, 1950 †
  94. Genus Hydatica Artis, 1825 †
  95. Genus Juglandiphyllum Koch, 1963 † (Not validly published)
  96. Genus Lagenella E.M. Reid & M.E.J. Chandler, 1933 †
  97. Genus Lanceolatus E.P. Plumstead, 1952 † (Not validly published)
  98. Genus Legrandia F. Stockmans, 1968 †
  99. Genus Leguminocarpa S. Miki ex S. Kokawa, 1955 † (Not validly published)
  100. Genus Lemanidium A. Massalongo, 1859 † (Not validly published)
  101. Genus Lennea R. Kräusel & H. Weyland, 1932 †
  102. Genus Mesonevron Unger in R. Richter & Unger, 1856 †
  103. Genus Nematophora J. Grüss, 1928 †
  104. Genus Nephropsis M.D. Zalessky, 1933 † (Not validly published)
  105. Genus Nereograptus Hall, 1865 † (Unjustified (?) emendation)
  106. Genus Neurosphenopteris M.D. Zalessky, 1907 † (Not validly published)
  107. Genus Octhodocaryon † accepted as Ochthodocaryon F. von Mueller, 1877 †
  108. Genus Otopteris J.J.D. Sauveur, 1848 †
  109. Genus Palaeochara A.B. Massalongo, 1851 † (Not validly published)
  110. Genus Palamophyllum M.D. Zalessky, 1912 † (Not validly published)
  111. Genus Palmoidopteris E. Boureau, 1954 † (Misspelling)
  112. Genus Pericordaites Zalessky, 1927 † (Not validly published)
  113. Genus Phaethusa C. König, 1825 † (Misspelling)
  114. Genus Phoenicocarpus A. Massalongo, 1859 † (Not validly published)
  115. Genus Platanoxylon E. Hofmann, 1952 † (Not validly published)
  116. Genus Platyspermum E.A.N. Arber, 1914 †
  117. Genus Polycarpella E.M. Reid & M.E.J. Chandler, 1933 †
  118. Genus Polytaenia G. Saporta in G. Saporta & A.F. Marion, 1885 †
  119. Genus Pomoxylon E. Hofmann, 1944 † (Not validly published)
  120. Genus Prionotes P.F. Reinsch, 1881 †
  121. Genus Pritchardia Unger ex Endlicher, 1842 † accepted as Pritchardioxylon Drude in Engler & Prantl, 1897 † (nomen rejiciendum)
  122. Genus Pterospermum E.A.N. Arber, 1914 †
  123. Genus Ptilotites A. Massalongo, 1859 † (Not validly published)
  124. Genus Radiculites Zalessky, 1937 †
  125. Genus Rhizocedroxylon J. Felix, 1882 † (Not validly published)
  126. Genus Roemeria F.J.A.N. Unger in F. Roemer, 1852 †
  127. Genus Saliciphyllum Fontaine, 1889 †
  128. Genus Scolopendrites Lesquereux, 1854 †
  129. Genus Sorocladus Lesquereux, 1880 † (Not validly published)
  130. Genus Sparthophycos A. Massalongo, 1859 † (Not validly published)
  131. Genus Spiroramma A. Massalongo, 1859 † (Not validly published)
  132. Genus Stephanostoma D.D. Pant & D.D. Nautiyal, 1960 †
  133. Genus Stereocarpus K.R. Surange, 1958 †
  134. Genus Strobilanthus Velenovský & Viniklár, 1929 †
  135. Genus Strzeleckia R.M. Johnston, 1896 †
  136. Genus Taeniophyllum Lesquereux, 1878 †
  137. Genus Taenioxylon L. Crié, 1889 †
  138. Genus Tetrameristoxylon E. Hofmann, 1952 † (Not validly published)
  139. Genus Tilioxylon E. Hofmann, 1952 † (Not validly published)
  140. Genus Trichoblastes P.F. Reinsch, 1881 † (Misspelling)
  141. Genus Tripterospermum A.T. Brongniart, 1874 †
  142. Genus Ulospermum A. Pomel, 1849 †
  143. Genus Vesicamassulathus M.V. Stepanova, 1972 † (Not validly published)
  144. Genus Vitiphyllum Fontaine, 1889 †
  145. Genus Xanthoxylum H. Yabe & S. Endô, 1930 †
  146. Genus Zanichelliopsis A.B. Massalongo, 1851 † (Not validly published)
  147. Genus Zosterites A.T. Brongniart, 1823 †
  148. Genus Zosterophyllum Pomel, 1847 † (Not validly published)
  149. Genus Acanthodesmia V.D. Prynada, 1962 † (uncertain, unassessed)
  150. Genus Acoxylon Velenovský & Viniklár, 1929 † (uncertain, unassessed)
  151. Genus Adiantides W.P. Schimper, 1869 † (uncertain, unassessed)
  152. Genus Aenigmatophyllum W. Hartung & W. Gothan, 1939 † (uncertain, unassessed)
  153. Genus Aerorhizos S.D. Chitaley, 1968 † (uncertain, unassessed)
  154. Genus Aesculophyllum J.W. Dawson, 1895 † (uncertain, unassessed)
  155. Genus Aetheotesta A.T. Brongniart, 1874 † (uncertain, unassessed)
  156. Genus Aggericutis W.L. Kovach & D.L. Dilcher, 1984 † (uncertain, unassessed)
  157. Genus Agnotocaulon P. Fliche, 1910 † (uncertain, unassessed)
  158. Genus Ailanthophyllum J.W. Dawson, 1891 † (uncertain, unassessed)
  159. Genus Alasites P.H. Fritel ex Gothan, 1942 † (uncertain, unassessed)
  160. Genus Alatampulla Miner, 1935 † (uncertain, unassessed)
  161. Genus Alatispermum N.D. Vasilevskaja, 1977 † (uncertain, unassessed)
  162. Genus Alatocarpus K.M. Lele, 1969 † (uncertain, unassessed)
  163. Genus Albertia W.P. Schimper in Voltz, 1837(?) † (uncertain, unassessed)
  164. Genus Alcyonium W. Hisinger, 1823 † (uncertain, unassessed)
  165. Genus Aldanophyton Kryshtofovich, 1953 † (uncertain, unassessed)
  166. Genus Alectorurus W.P. Schimper, 1869 † (uncertain, unassessed)
  167. Genus Amadococarpus E.O. Novik, 1968 † (uncertain, unassessed)
  168. Genus Amadocopteris M.D. Zalessky, 1944 † (uncertain, unassessed)
  169. Genus Amberites Lomax, 1911 † (uncertain, unassessed)
  170. Genus Ammatophyllum Zalessky, 1936 † (uncertain, unassessed)
  171. Genus Ampelophyllites Knowlton, 1919 † (uncertain, unassessed)
  172. Genus Amphitoites A.G. Desmarest in Cuvier & A.T. Brongniart, 1822 † (uncertain, unassessed)
  173. Genus Anabacaulus Emmons, 1857 † (uncertain, unassessed)
  174. Genus Anastachys W. Remy, 1955 † (uncertain, unassessed)
  175. Genus Androphyllum M.D. Zalessky, 1937 † (uncertain, unassessed)
  176. Genus Angiodendron C.E.I. von Eichwald, 1854 † (uncertain, unassessed)
  177. Genus Angiopteridium W.P. Schimper, 1869 † (uncertain, unassessed)
  178. Genus Angiospermophyton Hoskins, 1923 † (uncertain, unassessed)
  179. Genus Annonoxylon Boureau, 1950 † (uncertain, unassessed)
  180. Genus Anthites W.P. Schimper, 1874 † (uncertain, unassessed)
  181. Genus Anthocephale Bayer in Fric, 1893 † (uncertain, unassessed)
  182. Genus Anthophycus Piedboeuf, 1887 † (uncertain, unassessed)
  183. Genus Aphyllopteris (Nathorst) C.A. Arnold, 1939 † (uncertain, unassessed)
  184. Genus Araliaephyllum Fontaine, 1889 † (uncertain, unassessed)
  185. Genus Arberiella D.D. Pant & D.D. Nautiyal, 1960 † (uncertain, unassessed)
  186. Genus Archaeorrhiza Torell, 1869 † (uncertain, unassessed)
  187. Genus Archihicoria Barbour, 1898 † (uncertain, unassessed)
  188. Genus Arctodendron A.G. Nathorst, 1919 † (uncertain, unassessed)
  189. Genus Arganatjiella G.A. Stukalina & M.A. Senkevitsch in V.N. Dubatolov & G.A. Stukalina, 1991 † (uncertain, unassessed)
  190. Genus Arisada S.V. Meyen in A.V. Gomankov & S.V. Meyen, 1986 † (uncertain, unassessed)
  191. Genus Aristolochiaephyllum Fontaine, 1889 † (uncertain, unassessed)
  192. Genus Arthrostigma Dawson, 1871 † (uncertain, unassessed)
  193. Genus Artocarpophyllum J.W. Dawson, 1894 † (uncertain, unassessed)
  194. Genus Arundinites E. Otto, 1854 † (uncertain, unassessed)
  195. Genus Aschemonia F. Dettmer, 1915 † (uncertain, unassessed)
  196. Genus Askisiella V.A. Chachlov, 1939 † (uncertain, unassessed)
  197. Genus Aspidiophyllum Lesquereux, 1876 † (uncertain, unassessed)
  198. Genus Aspidiopsis H. Potonié, 1893 † (uncertain, unassessed)
  199. Genus Asterocelastrus Velenovský & Viniklár, 1926 † (uncertain, unassessed)
  200. Genus Asterocyclites Romanovskii, 1890 † (uncertain, unassessed)
  201. Genus Asterophragmium Reinsch, 1880 † (uncertain, unassessed)
  202. Genus Asterophycus Lesquereux, 1876 † (uncertain, unassessed)
  203. Genus Asterosoma E. Otto, 1854 † (uncertain, unassessed)
  204. Genus Astrocupulites T.G. Halle, 1927 † (uncertain, unassessed)
  205. Genus Auerbachia Trautschold, 1870 † (uncertain, unassessed)
  206. Genus Aulacophycus C.E.I. von Eichwald, 1852 † (uncertain, unassessed)
  207. Genus Austrella Dana in Wilkes, 1849 † (uncertain, unassessed)
  208. Genus Axotrix I. Nagy, 1971 † (uncertain, unassessed)
  209. Genus Bachasupteris M.D. Zalessky, 1938 † (uncertain, unassessed)
  210. Genus Bacillarites K. Feistmantel, 1867 † (uncertain, unassessed)
  211. Genus Baieridium Gothan & Gimm-Elgersburg, 1930 † (uncertain, unassessed)
  212. Genus Bambusites C.F.P. Martius, 1822 † (uncertain, unassessed)
  213. Genus Baptisiaecarpum Nötzold, 1956 † (uncertain, unassessed)
  214. Genus Becklesia Seward, 1895 † (uncertain, unassessed)
  215. Genus Bellarinea Florin, 1952 † (uncertain, unassessed)
  216. Genus Belovskoxylon M.D. Parfenova, 1965 † (uncertain, unassessed)
  217. Genus Bembergia R. Caspary, 1880 † (uncertain, unassessed)
  218. Genus Betulinium Unger in Endlicher, 1842 † (uncertain, unassessed)
  219. Genus Bicarpellites Perkins, 1904 † (uncertain, unassessed)
  220. Genus Bicoloria U. Horst, 1957 † (uncertain, unassessed)
  221. Genus Bicorium V.P. Maslov, 1956 † (uncertain, unassessed)
  222. Genus Blastophragmium Reinsch, 1880 † (uncertain, unassessed)
  223. Genus Boegendorfia W. Gothan & F. Zimmermann, 1932 † (uncertain, unassessed)
  224. Genus Boliviana Salter, 1861 † (uncertain, unassessed)
  225. Genus Bolonia S. Meunier, 1886 † (uncertain, unassessed)
  226. Genus Boroviczia M.D. Zalessky, 1905 † (uncertain, unassessed)
  227. Genus Botrychiopsis Kurtz, 1894 † (uncertain, unassessed)
  228. Genus Bottgeria L. Crié, 1889 † (uncertain, unassessed)
  229. Genus Brandonia Perkins, 1904 † (uncertain, unassessed)
  230. Genus Brightonia T.M. Harris, 1932 † (uncertain, unassessed)
  231. Genus Broggeriella A.T. Istchenko & T.A. Istchenko, 1986 † (uncertain, unassessed)
  232. Genus Brongniartites Unger, 1845 † (uncertain, unassessed)
  233. Genus Bronnites Unger in Endlicher, 1842 † (uncertain, unassessed)
  234. Genus Brunswickia Wherry, 1916 † (uncertain, unassessed)
  235. Genus Bryasterites P.F. Reinsch, 1881 † (uncertain, unassessed)
  236. Genus Burdekinia W.B.K. Holmes, 1996 † (uncertain, unassessed)
  237. Genus Cactites Martius, 1822 † (uncertain, unassessed)
  238. Genus Calamocladus W.P. Schimper, 1869 † (uncertain, unassessed)
  239. Genus Calamophycus Lesquereux, 1877 † (uncertain, unassessed)
  240. Genus Calleophyllum Zalessky, 1939 † (uncertain, unassessed)
  241. Genus Calycites Massalongo, 1850 † (uncertain, unassessed)
  242. Genus Calycithes Massalongo, 1850 † (uncertain, unassessed)
  243. Genus Calycophysoides Berry, 1924 † (uncertain, unassessed)
  244. Genus Campanulospermum F. Stockmans & Y. Willière, 1961 † (uncertain, unassessed)
  245. Genus Camptophyllum Nathorst, 1875 † (uncertain, unassessed)
  246. Genus Cancellus P.H. Derville, 1951 † (uncertain, unassessed)
  247. Genus Carnoconites B.P. Srivastava, 1944 † (uncertain, unassessed)
  248. Genus Carpannularia M.K. Elias, 1931 † (uncertain, unassessed)
  249. Genus Carpites W.P. Schimper, 1874 † (uncertain, unassessed)
  250. Genus Carpodium M.D. Zalessky, 1934 † (uncertain, unassessed)
  251. Genus Casea Newberry, 1853 † (uncertain, unassessed)
  252. Genus Catangophyton N.S. Malic, 1966 † (uncertain, unassessed)
  253. Genus Catenalis H. Shougang & C.B. Beck, 1991 † (uncertain, unassessed)
  254. Genus Caudaephyllum L. Achepohl, 1883 † (uncertain, unassessed)
  255. Genus Caudex Lesquereux, 1883 † (uncertain, unassessed)
  256. Genus Caudophyton S.A. Stepanov, 1967 † (uncertain, unassessed)
  257. Genus Caulomorpha Saporta, 1886-1891 † (uncertain, unassessed)
  258. Genus Caulopsis W. Gothan & W. Hartung in W. Gothan, 1949 † (uncertain, unassessed)
  259. Genus Cedrites R.W. Brown, 1935 † (uncertain, unassessed)
  260. Genus Celatheca S. Hao & P.G. Gensel, 1995 † (uncertain, unassessed)
  261. Genus Celyphina F. von Mueller, 1871 † (uncertain, unassessed)
  262. Genus Chakassiophyton A.R. Anan'ev in A.R. Anan'ev & V.I. Krasnov, 1962 † (uncertain, unassessed)
  263. Genus Chakrea S.C. Srivastava, 1976 † (uncertain, unassessed)
  264. Genus Chaleuria H.N. Andrews, P.G. Gensel & W.H. Forbes, 1974 † (uncertain, unassessed)
  265. Genus Chamaecaulon † (uncertain, unassessed)
  266. Genus Changarniera G. de Saporta, 1885 † (uncertain, unassessed)
  267. Genus Charaussaia A.G. Vologdin, 1940 † (uncertain, unassessed)
  268. Genus Charnelia J. Frenguelli, 1954 † (uncertain, unassessed)
  269. Genus Charpentieria Unger, 1845 † (uncertain, unassessed)
  270. Genus Chlamydocarpus H.R. Göppert, 1864-1865 † (uncertain, unassessed)
  271. Genus Chlupacia J. Obrhel, 1969 † (uncertain, unassessed)
  272. Genus Chondrides W.P. Schimper, 1869 † (uncertain, unassessed)
  273. Genus Chondrophyton G. Saporta & A.F. Marion, 1885 † (uncertain, unassessed)
  274. Genus Chordophyllites R. Tate in R. Tate & J.F. Blake, 1876 † (uncertain, unassessed)
  275. Genus Chotecella J. Obrhel, 1964 † (uncertain, unassessed)
  276. Genus Chroococcites P.F. Reinsch, 1881 † (uncertain, unassessed)
  277. Genus Chulakia K.Z. Salmenova, 1979 † (uncertain, unassessed)
  278. Genus Cinnamomoides Seward, 1925 † (uncertain, unassessed)
  279. Genus Cladostrobus M.D. Zalessky ex M.F. Neuburg, 1948 † (uncertain, unassessed)
  280. Genus Claibornicutis W.L. Kovach & D.L. Dilcher, 1984 † (uncertain, unassessed)
  281. Genus Clasteria Dana in Wilkes, 1849 † (uncertain, unassessed)
  282. Genus Clementsiella Elias, 1942 † (uncertain, unassessed)
  283. Genus Coccoplasmium P.F. Reinsch, 1881 † (uncertain, unassessed)
  284. Genus Codonophyton Nathorst, 1902 † (uncertain, unassessed)
  285. Genus Coenosophyton Y. Wang & H. Xu, 2003 † (uncertain, unassessed)
  286. Genus Colacites P.F. Reinsch, 1881 † (uncertain, unassessed)
  287. Genus Columnaria Sternberg, 1825 † (uncertain, unassessed)
  288. Genus Comates P.F. Reinsch, 1881 † (uncertain, unassessed)
  289. Genus Comephyllum Emmons, 1857 † (uncertain, unassessed)
  290. Genus Comipteridium M.D. Zalessky, 1934 † (uncertain, unassessed)
  291. Genus Conchopteris H.W. Bristow, 1862 † (uncertain, unassessed)
  292. Genus Conchotheca F. von Mueller, 1873 † (uncertain, unassessed)
  293. Genus Condomaephyton G.P. Radczenko & N.M. Petrosjan, 1960 † (uncertain, unassessed)
  294. Genus Condomajella G.P. Radczenko in S.V. Suchov, 1969 † (uncertain, unassessed)
  295. Genus Condrusia F. Stockmans, 1948 † (uncertain, unassessed)
  296. Genus Coniferites F.J.A.N. Unger, 1839 † (uncertain, unassessed)
  297. Genus Conophoroides König, 1825 † (uncertain, unassessed)
  298. Genus Conostichus Lesquereux, 1876 † (uncertain, unassessed)
  299. Genus Coprosmites J. Hector, 1880 † (uncertain, unassessed)
  300. Genus Cordaistrobus Lesquereux, 1878 † (uncertain, unassessed)
  301. Genus Corticites Rossmassler, 1840 † (uncertain, unassessed)
  302. Genus Cottaea Göppert, 1836 † (uncertain, unassessed)
  303. Genus Coumiasperma J. Galtier & N. Rowe, 1991 † (uncertain, unassessed)
  304. Genus Craspedosperma Zalessky, 1937 † (uncertain, unassessed)
  305. Genus Crassofilicites W. Bock, 1969 † (uncertain, unassessed)
  306. Genus Crinites G. Tate in G. Johnston, 1853 † (uncertain, unassessed)
  307. Genus Crinophyllum L. Achepohl, 1882 † (uncertain, unassessed)
  308. Genus Cristophyton S.A. Stepanov, 1965 † (uncertain, unassessed)
  309. Genus Crocalophyton H.N. Andrews & K.S. Alt, 1956 † (uncertain, unassessed)
  310. Genus Cromyodendron K.B. Presl in Sternberg, 1838 † (uncertain, unassessed)
  311. Genus Cryptophyllites R.M. Johnston, 1888 † (uncertain, unassessed)
  312. Genus Cryptoplasmium P.F. Reinsch, 1881 † (uncertain, unassessed)
  313. Genus Cryptoxylon Kidston, 1897 † (uncertain, unassessed)
  314. Genus Cupulicarpus Velenovský & Viniklár, 1929 † (uncertain, unassessed)
  315. Genus Cycadofilix Kuntze in Post & Kuntze, 1903 † (uncertain, unassessed)
  316. Genus Cycadopsis Debey, 1848 † (uncertain, unassessed)
  317. Genus Cyclocarpon Göppert & Fiedler in Fiedler, 1857 † (uncertain, unassessed)
  318. Genus Cylindroplasmium P.F. Reinsch, 1881 † (uncertain, unassessed)
  319. Genus Cyrrhites Heer, 1859 † (uncertain, unassessed)
  320. Genus Cystiphycus Herzer, 1901 † (uncertain, unassessed)
  321. Genus Daedalus Rouault, 1850 † (uncertain, unassessed)
  322. Genus Damudoxylon H.K. Maheshwari, 1967 † (uncertain, unassessed)
  323. Genus Danaeides W.P. Schimper, 1869 † (uncertain, unassessed)
  324. Genus Decagonocarpus B. Renault in B. Renault & R. Zeiller, 1890 † (uncertain, unassessed)
  325. Genus Deccananthus S.D. Chitaley & U.R. Kate, 1974 † (uncertain, unassessed)
  326. Genus Dechenia Göppert, 1842 † (uncertain, unassessed)
  327. Genus Deltenrea F. Stockmans & Y. Willière in B.M. Aderca, 1958 † (uncertain, unassessed)
  328. Genus Dendroplasmium P.F. Reinsch, 1881 † (uncertain, unassessed)
  329. Genus Desmodites Unger, 1839 † (uncertain, unassessed)
  330. Genus Desmophlebis A.T. Brongniart in A.C.V.D. d'Orbigny, 1849 † (uncertain, unassessed)
  331. Genus Dewalquea Saporta & Marion, 1873 † (uncertain, unassessed)
  332. Genus Diceratosperma H.N. Andrews, 1941 † (uncertain, unassessed)
  333. Genus Dichophlebis J.J. Bigsby, 1878 † (uncertain, unassessed)
  334. Genus Dichotozamites E.W. Berry, 1911 † (uncertain, unassessed)
  335. Genus Dictiophragmium P.F. Reinsch, 1881 † (uncertain, unassessed)
  336. Genus Dictyodora C.E. Weiss, 1884 † (uncertain, unassessed)
  337. Genus Dictyoplasmium P.F. Reinsch, 1881 † (uncertain, unassessed)
  338. Genus Dictyothalamus Göppert, 1864 † (uncertain, unassessed)
  339. Genus Digitolithus A. Fritsch, 1908 † (uncertain, unassessed)
  340. Genus Digonospermum Renault in C.E. Bertrand, 1907 † (uncertain, unassessed)
  341. Genus Dimorphostroma Reis, 1921 † (uncertain, unassessed)
  342. Genus Dioonopteris Göppert, 1864 † (uncertain, unassessed)
  343. Genus Diphyllopteris A.K. Srivastava, 1978 † (uncertain, unassessed)
  344. Genus Diplocarpus G.C. Berendt, 1836 † (uncertain, unassessed)
  345. Genus Diplocyma G. Steinmann in G. Steinmann & W. Elberskirch, 1929 † (uncertain, unassessed)
  346. Genus Diplophragmium P.F. Reinsch, 1881 † (uncertain, unassessed)
  347. Genus Diplopterotesta Nathorst, 1914 † (uncertain, unassessed)
  348. Genus Dipterites Kuntze in Post & O. Kuntze, 1903 † (uncertain, unassessed)
  349. Genus Discophycus Walcott, 1883 † (uncertain, unassessed)
  350. Genus Distichopteris H. Yabe & M. Shimakura, 1940 † (uncertain, unassessed)
  351. Genus Distichostrobus Velenovský & Viniklár, 1929 † (uncertain, unassessed)
  352. Genus Dixopodoxylon M. Fairon-Demaret, 1969 † (uncertain, unassessed)
  353. Genus Drepanozamites T.M. Harris, 1932 † (uncertain, unassessed)
  354. Genus Dreshocarpus T.A. Sixtel in T.A. Sixtel et al., 1981 † (uncertain, unassessed)
  355. Genus Drupa Lesquereux in Hitchcock et al., 1861 † (uncertain, unassessed)
  356. Genus Dyctuocaulus Emmons, 1856 † (uncertain, unassessed)
  357. Genus Dzungariella K.Z. Salmenova, 1979 † (uncertain, unassessed)
  358. Genus Echitonium F.J.A.N. Unger, 1839 † (uncertain, unassessed)
  359. Genus Encephalartopsis Fontaine, 1889 † (uncertain, unassessed)
  360. Genus Endolepis M.J. Schleiden in E.E. Schmid & M.J. Schleiden, 1846 † (uncertain, unassessed)
  361. Genus Entostromium P.F. Reinsch, 1881 † (uncertain, unassessed)
  362. Genus Eopteris Saporta in Crié, 1878 † (uncertain, unassessed)
  363. Genus Eorhachis C.A. Arnold, 1945 † (uncertain, unassessed)
  364. Genus Eorhiza C.R. Robison & C.P. Person, 1973 † (uncertain, unassessed)
  365. Genus Epacridiphyllum Velenovský & Viniklár, 1931 † (uncertain, unassessed)
  366. Genus Equihenia S. Meunier, 1886 † (uncertain, unassessed)
  367. Genus Equitatilepis D.D. Pant & N. Basu, 1977 † (uncertain, unassessed)
  368. Genus Eriotesta A.T. Brongniart, 1874 † (uncertain, unassessed)
  369. Genus Eryopsis Wolfe, 1962 † (uncertain, unassessed)
  370. Genus Erythrinoxylon G. Falqui, 1907 † (uncertain, unassessed)
  371. Genus Escallonites Kuntze in Post & O. Kuntze, 1903 † (uncertain, unassessed)
  372. Genus Esterella M. Boersma & H. Visscher, 1969 † (uncertain, unassessed)
  373. Genus Estomia S.V. Mejen, 1965 † (uncertain, unassessed)
  374. Genus Eucalyptophyllum Fontaine, 1889 † (uncertain, unassessed)
  375. Genus Eusarcophyllum M.D. Zalessky, 1933 † (uncertain, unassessed)
  376. Genus Exechinocarpus Dayal, 1965 † (uncertain, unassessed)
  377. Genus Fagoxylon M. Stopes & Fujii, 1910 † (uncertain, unassessed)
  378. Genus Fascites P.F. Reinsch, 1881 † (uncertain, unassessed)
  379. Genus Feildeniopsis Fontaine, 1889 † (uncertain, unassessed)
  380. Genus Feistmantelia L. Crié, 1889 † (uncertain, unassessed)
  381. Genus Firmianites Cockerell, 1909 † (uncertain, unassessed)
  382. Genus Fistulella V.P. Shuysky, 1970 † (uncertain, unassessed)
  383. Genus Flabellites Cuvier & Brongniart, 1822 † (uncertain, unassessed)
  384. Genus Foralites Rouault, 1850 † (uncertain, unassessed)
  385. Genus Forbesia T. Johnson, 1912 † (uncertain, unassessed)
  386. Genus Fructus H. Engelhardt, 1877 † (uncertain, unassessed)
  387. Genus Furqueia J. Frenguelli, 1954 † (uncertain, unassessed)
  388. Genus Galla L. Lesquereux, 1891 † (uncertain, unassessed)
  389. Genus Gaudrya Grand'Eury, 1890 † (uncertain, unassessed)
  390. Genus Germanophyton O.A. Høeg, 1942 † (uncertain, unassessed)
  391. Genus Ginkgocladus Ettingshausen, 1887 † (uncertain, unassessed)
  392. Genus Ginkgodium M. Yokoyama, 1890 † (uncertain, unassessed)
  393. Genus Ginkgophyton Matthew, 1910 † (uncertain, unassessed)
  394. Genus Ginkgopsis M.D. Zalessky ex A.C. Seward, 1919 † (uncertain, unassessed)
  395. Genus Globocarpon Velenovský & Viniklár, 1931 † (uncertain, unassessed)
  396. Genus Glossocarpellites G.H. Perkins, 1905 † (uncertain, unassessed)
  397. Genus Glottolepis M.N. Bose & S.C. Srivastava, 1970 † (uncertain, unassessed)
  398. Genus Glottophyllum M.D. Zalessky ex M.F. Neuburg, 1948 † (uncertain, unassessed)
  399. Genus Glyphostromium P.F. Reinsch, 1881 † (uncertain, unassessed)
  400. Genus Glyptophyton A.N. Kristofovic in M.A. Rzonsnickaja & V.S. Melescenko, 1955 † (uncertain, unassessed)
  401. Genus Gonatosorus M. Raciborski, 1889 † (uncertain, unassessed)
  402. Genus Gongrostromium P.F. Reinsch, 1881 † (uncertain, unassessed)
  403. Genus Gopadia S.C. Srivastava, 1976 † (uncertain, unassessed)
  404. Genus Gulpenia W. Gothan & W.J. Jongmans in W.J. Jongmans, 1927 † (uncertain, unassessed)
  405. Genus Guycampbellia Hoskins & Cross, 1951 † (uncertain, unassessed)
  406. Genus Halochloris Unger, 1843 † (uncertain, unassessed)
  407. Genus Halopoa Torell, 1869 † (uncertain, unassessed)
  408. Genus Haplophragmium P.F. Reinsch, 1881 † (uncertain, unassessed)
  409. Genus Haploplectites P.F. Reinsch, 1881 † (uncertain, unassessed)
  410. Genus Harrisiothecium B. Lundblad, 1961 † (uncertain, unassessed)
  411. Genus Haspia R. Kräusel & H. Weyland, 1929 † (uncertain, unassessed)
  412. Genus Hastimima D. White in I.C. White, 1908 † (uncertain, unassessed)
  413. Genus Hastomia S.V. Mejen, 1965 † (uncertain, unassessed)
  414. Genus Hederaephyllum W.M. Fontaine, 1889 † (uncertain, unassessed)
  415. Genus Helicophyton Y. Wang & H. Xu, 2002 † (uncertain, unassessed)
  416. Genus Heliophycus S.A. Miller & C.B. Dyer, 1878 † (uncertain, unassessed)
  417. Genus Helophyton W.C. Williamson, 1881 † (uncertain, unassessed)
  418. Genus Helviensia W. de Lima, 1895 † (uncertain, unassessed)
  419. Genus Heninia F. Stockmans & Y. Willière, 1962 † (uncertain, unassessed)
  420. Genus Heraeocarpum Lakowitz, 1895 † (uncertain, unassessed)
  421. Genus Hexapterocarpus A. Carpentier, 1920 † (uncertain, unassessed)
  422. Genus Hicoroides G.H. Perkins, 1904 † (uncertain, unassessed)
  423. Genus Himanthaliopsis M.D. Zalessky, 1915 † (uncertain, unassessed)
  424. Genus Hippodophycus Hall & Whitfield, 1872 † (uncertain, unassessed)
  425. Genus Holcodendron F.A. Quenstedt, 1867 † (uncertain, unassessed)
  426. Genus Holcospermum Nathorst, 1914 † (uncertain, unassessed)
  427. Genus Howisonia J.M. Anderson & H.M. Anderson, 1985 † (uncertain, unassessed)
  428. Genus Hsiangchiphyllum H.C. Sze, 1949 † (uncertain, unassessed)
  429. Genus Hyphites P.F. Reinsch, 1881 † (uncertain, unassessed)
  430. Genus Hyphoplasmium P.F. Reinsch, 1881 † (uncertain, unassessed)
  431. Genus Hythia M. Stopes, 1915 † (uncertain, unassessed)
  432. Genus Ichnophycus J. Hall, 1852 † (uncertain, unassessed)
  433. Genus Idelopteris M.D. Zalessky, 1929 † (uncertain, unassessed)
  434. Genus Idiophyllum Lesquereux, 1880 † (uncertain, unassessed)
  435. Genus Ievlevia V.A. Samylina, 1976 † (uncertain, unassessed)
  436. Genus Imhastomia S.V. Mejen, 1965 † (uncertain, unassessed)
  437. Genus Imstrihastomia S.V. Mejen, 1965 † (uncertain, unassessed)
  438. Genus Indotheca R.V. Sitholey in B. Sahni & R.V. Sitholey, 1943 † (uncertain, unassessed)
  439. Genus Isodictyopteridium J.F. Rigby, 1972 † (uncertain, unassessed)
  440. Genus Jaenschea G.B. Mathews, 1947-1948 † (uncertain, unassessed)
  441. Genus Janenschia Gothan, 1927 † (uncertain, unassessed)
  442. Genus Jenisseiphyton A.R. Anan'ev in N.S. Satskij, 1954 † (uncertain, unassessed)
  443. Genus Jordania Göppert & Fiedler in Fiedler, 1857 † (uncertain, unassessed)
  444. Genus Junghuhnites Göppert, 1854 † (uncertain, unassessed)
  445. Genus Kaikomako J. Hector, 1880 † (uncertain, unassessed)
  446. Genus Kalinaia Bayer, 1914 † (uncertain, unassessed)
  447. Genus Kamaraspermum E.M. Kern & H.N. Andrews, 1946 † (uncertain, unassessed)
  448. Genus Karibacarpon W.S. Lacey, 1976 † (uncertain, unassessed)
  449. Genus Kegelidium E. Dolianiti, 1954 † (uncertain, unassessed)
  450. Genus Kemerowskia V.A. Chachlov, 1939 † (uncertain, unassessed)
  451. Genus Ketovia V.P. Vladimirovich, 1972 † (uncertain, unassessed)
  452. Genus Kohekohe J. Hector, 1880 † (uncertain, unassessed)
  453. Genus Kuprianovaites E.M.V. Nambudiri & M.K. Thomas, 1969 † (uncertain, unassessed)
  454. Genus Kuzbassoxylon M.D. Parfenova, 1963 † (uncertain, unassessed)
  455. Genus Laffonia O. Heer, 1877 † (uncertain, unassessed)
  456. Genus Lagenoidea E.M. Reid & M.E.J. Chandler, 1933 † (uncertain, unassessed)
  457. Genus Lagenopteris W.J. Jongmans ex W. Gothan, 1942 † (uncertain, unassessed)
  458. Genus Laminariopsis S. Meunier, 1904 † (uncertain, unassessed)
  459. Genus Laminopsis A. Fucini, 1938 † (uncertain, unassessed)
  460. Genus Laricopsis W.M. Fontaine, 1889 † (uncertain, unassessed)
  461. Genus Lazarospermum V.A. Krassilov, 1999 † (uncertain, unassessed)
  462. Genus Lebephyllum W.J. Wilson, 1913 † (uncertain, unassessed)
  463. Genus Lecythioxylon Milanez, 1935 † (uncertain, unassessed)
  464. Genus Lenaella K.B. Korde, 1959 † (uncertain, unassessed)
  465. Genus Lepidocarytes Kuntze in Post & O. Kuntze, 1903 † (uncertain, unassessed)
  466. Genus Lepidotruncus A. Fritsch, 1908 † (uncertain, unassessed)
  467. Genus Lepidoxylon Lesquereux, 1878 † (uncertain, unassessed)
  468. Genus Leprophragmium P.F. Reinsch, 1881 † (uncertain, unassessed)
  469. Genus Leptocaryum A.T. Brongniart, 1874 † (uncertain, unassessed)
  470. Genus Leptoplasmium P.F. Reinsch, 1881 † (uncertain, unassessed)
  471. Genus Leptostromium P.F. Reinsch, 1881 † (uncertain, unassessed)
  472. Genus Leptotesta Loubière, 1929 † (uncertain, unassessed)
  473. Genus Lescuria Perkins, 1906 † (uncertain, unassessed)
  474. Genus Lesleya Lesquereux, 1880 † (uncertain, unassessed)
  475. Genus Leveilleites Foerste, 1923 † (uncertain, unassessed)
  476. Genus Leyrida E.M. Reid & M.E.J. Chandler, 1933 † (uncertain, unassessed)
  477. Genus Lianophycus Herzer, 1902 † (uncertain, unassessed)
  478. Genus Licrophycus Billings, 1862 † (uncertain, unassessed)
  479. Genus Lillia Unger in Endlicher, 1842 † (uncertain, unassessed)
  480. Genus Liquidambaroxylon Felix, 1884 † (uncertain, unassessed)
  481. Genus Liriophyllum Lesquereux, 1878 † (uncertain, unassessed)
  482. Genus Listrodium Zalessky, 1937 † (uncertain, unassessed)
  483. Genus Lithangium D.D. Pant & D.D. Nautiyal, 1960 † (uncertain, unassessed)
  484. Genus Lithiotis Gümbel, 1871 † (uncertain, unassessed)
  485. Genus Lithorhiza D.D. Pant, 1958 † (uncertain, unassessed)
  486. Genus Lithostachys Fischer-Ooster, 1858 † (uncertain, unassessed)
  487. Genus Lithoxylon G.F. Jaeger, 1827 † (uncertain, unassessed)
  488. Genus Lokyma V.A. Samylina, 1988 † (uncertain, unassessed)
  489. Genus Lomarites J. Hector, 1878 † (uncertain, unassessed)
  490. Genus Loperia Newberry, 1888 † (uncertain, unassessed)
  491. Genus Maculaformis A.A. Istchenko, 1984 † (uncertain, unassessed)
  492. Genus Maheshwariella D.D. Pant & D.D. Nautiyal, 1963 † (uncertain, unassessed)
  493. Genus Majsassia S.V. Suchov, 1969 † (uncertain, unassessed)
  494. Genus Malacotesta Williamson, 1876 † (uncertain, unassessed)
  495. Genus Mamillaria A.T. Brongniart, 1825 † (uncertain, unassessed)
  496. Genus Mariminna Unger, 1843 † (uncertain, unassessed)
  497. Genus Marsilidium Schenk, 1871 † (uncertain, unassessed)
  498. Genus Martinia L. Crié, 1889 † (uncertain, unassessed)
  499. Genus Matharakia E.F. Tschirkova-Zalesskaja in M.M. Aliev, 1964 † (uncertain, unassessed)
  500. Genus Megalomyelon Cribbs, 1940 † (uncertain, unassessed)
  501. Genus Megalospermum E.A.N. Arber, 1914 † (uncertain, unassessed)
  502. Genus Megistophyllum S. Archangelsky, 1959 † (uncertain, unassessed)
  503. Genus Melicytephyllites J. Hector, 1880 † (uncertain, unassessed)
  504. Genus Melophytum Debey & Ettingshausen, 1859 † (uncertain, unassessed)
  505. Genus Meristophyllum Zalessky, 1937 † (uncertain, unassessed)
  506. Genus Meristopteris M.D. Zalessky, 1938 † (uncertain, unassessed)
  507. Genus Mesodescolea S. Archangelsky, 1963 † (uncertain, unassessed)
  508. Genus Metacaenoxylon M.D. Zalessky, 1935 † (uncertain, unassessed)
  509. Genus Metrosiderophyllites J. Hector, 1880 † (uncertain, unassessed)
  510. Genus Meyenites Unger in Endlicher, 1842 † (uncertain, unassessed)
  511. Genus Microstromium P.F. Reinsch, 1881 † (uncertain, unassessed)
  512. Genus Microtesta F. Chapman, 1927 † (uncertain, unassessed)
  513. Genus Microweedia Toots, 1952 † (uncertain, unassessed)
  514. Genus Minusia E.F. Tschirkova-Zalesskaja, 1956 † (uncertain, unassessed)
  515. Genus Miquelites Göppert, 1854 † (uncertain, unassessed)
  516. Genus Mirella V.A. Samylina, 1967 † (uncertain, unassessed)
  517. Genus Monocarpellites G.H. Perkins, 1904 † (uncertain, unassessed)
  518. Genus Monoceras W. Gothan, 1909 † (uncertain, unassessed)
  519. Genus Monocerocarpus Raciborski, 1909 † (uncertain, unassessed)
  520. Genus Monophyllites Kuntze in Post & O. Kuntze, 1903 † (uncertain, unassessed)
  521. Genus Montsechites Teixeira, 1954 † (uncertain, unassessed)
  522. Genus Murinicarpus F. Stockmans & Y. Willière, 1961 † (uncertain, unassessed)
  523. Genus Musaeites K.B. Presl in Sternberg, 1838 † (uncertain, unassessed)
  524. Genus Myeloxylon A.T. Brongniart in A.C.V.D. d'Orbigny, 1849 † (uncertain, unassessed)
  525. Genus Myricaephyllum Fontaine, 1889 † (uncertain, unassessed)
  526. Genus Nematofolium Corsin, 1945 † (uncertain, unassessed)
  527. Genus Nephelites H. Deane, 1902 † (uncertain, unassessed)
  528. Genus Neuroraphe E.M. Reid & M.E.J. Chandler, 1933 † (uncertain, unassessed)
  529. Genus Niazonaria G.P. Radczenko, 1933 † (uncertain, unassessed)
  530. Genus Nidistrobus M.N. Bose & S.C. Srivastava, 1973 † (uncertain, unassessed)
  531. Genus Nipanioxylon B.P. Srivastava, 1944 † (uncertain, unassessed)
  532. Genus Noeggerathiopsis O. Feistmantel, 1879 † (uncertain, unassessed)
  533. Genus Norinia T.G. Halle, 1927 † (uncertain, unassessed)
  534. Genus Nucellangium H.N. Andrews, 1949 † (uncertain, unassessed)
  535. Genus Nudospermum F. Stockmans & Y. Willière, 1961 † (uncertain, unassessed)
  536. Genus Nystroemia T.G. Halle, 1927 † (uncertain, unassessed)
  537. Genus Ochthodocaryon F. von Mueller, 1877 † (uncertain, unassessed)
  538. Genus Ocquieria Stockmans & Willière, 1955 † (uncertain, unassessed)
  539. Genus Odontocaryon F. von Mueller, 1873 † (uncertain, unassessed)
  540. Genus Odontopterocarpus Loubière, 1930 † (uncertain, unassessed)
  541. Genus Oleariaphyllites J. Hector, 1880 † (uncertain, unassessed)
  542. Genus Olfersites Gümbel, 1859 † (uncertain, unassessed)
  543. Genus Omphalomela Germar, 1846 † (uncertain, unassessed)
  544. Genus Oreodoxites Göppert, 1864 † (uncertain, unassessed)
  545. Genus Orthogoniopteris E.B. Andrews, 1875 † (uncertain, unassessed)
  546. Genus Ovalites J. Lomax, 1911 † (uncertain, unassessed)
  547. Genus Ovopteris H. Potonié, 1893 † (uncertain, unassessed)
  548. Genus Oxycarpia Trautschold, 1875 † (uncertain, unassessed)
  549. Genus Pachysporangium J.W. Salter in J.W. Salter & R. Etheridge, 1881 † (uncertain, unassessed)
  550. Genus Palaeoaster Knowlton, 1917 † (uncertain, unassessed)
  551. Genus Palaeocancellus P.H. Derville, 1952 † (uncertain, unassessed)
  552. Genus Palaeostigma R. Kräusel & E. Dolianiti, 1957 † (uncertain, unassessed)
  553. Genus Palaeozamia Endlicher, 1836 † (uncertain, unassessed)
  554. Genus Palmites J. Hector, 1880 † (uncertain, unassessed)
  555. Genus Palmophyllum Conwentz, 1886 † (uncertain, unassessed)
  556. Genus Papaverites Friedrich, 1883 † (uncertain, unassessed)
  557. Genus Paracallipteris P.B. Richter, 1904 † (uncertain, unassessed)
  558. Genus Paracredneria P.B. Richter, 1905 † (uncertain, unassessed)
  559. Genus Paradoxocarpus A. Nehring, 1892 † (uncertain, unassessed)
  560. Genus Paradoxopteris Hirmer, 1927 † (uncertain, unassessed)
  561. Genus Parathinnfeldia P.B. Richter, 1904 † (uncertain, unassessed)
  562. Genus Parenchymophycus Duden, 1897 † (uncertain, unassessed)
  563. Genus Parsorophyllum K.M. Lele in H. Santapau et al., 1969 † (uncertain, unassessed)
  564. Genus Patete J. Hector, 1886 † (uncertain, unassessed)
  565. Genus Paulophyton E. Dolianiti, 1954 † (uncertain, unassessed)
  566. Genus Penhallowia Kuntze in Post & O. Kuntze, 1903 † (uncertain, unassessed)
  567. Genus Pennsylvanioxylon D. Vogellehner, 1965 † (uncertain, unassessed)
  568. Genus Pentacoila F. von Mueller, 1877 † (uncertain, unassessed)
  569. Genus Perculticutis W.L. Kovach & D.L. Dilcher, 1984 † (uncertain, unassessed)
  570. Genus Pereborites M.D. Zalessky, 1934 † (uncertain, unassessed)
  571. Genus Perezlaria T. Delevoryas & R.E. Gould, 1971 † (uncertain, unassessed)
  572. Genus Permopteridium M.D. Zalessky, 1939 † (uncertain, unassessed)
  573. Genus Permosamaropsis Kuntze in Post & O. Kuntze, 1903 † (uncertain, unassessed)
  574. Genus Permosperma M.D. Zalessky, 1939 † (uncertain, unassessed)
  575. Genus Perseophyllum Kurtz, 1902 † (uncertain, unassessed)
  576. Genus Peruviophyllum G. Steinmann, 1929 † (uncertain, unassessed)
  577. Genus Petzholdtia Unger, 1842 † (uncertain, unassessed)
  578. Genus Phacoplasmium P.F. Reinsch, 1881 † (uncertain, unassessed)
  579. Genus Phenanthera Hollick, 1907 † (uncertain, unassessed)
  580. Genus Phloisbolithes V. Steger, 1884 † (uncertain, unassessed)
  581. Genus Phylladelphia H.G. Bronn, 1858 † (uncertain, unassessed)
  582. Genus Phyllocannites Kuntze in Post & O. Kuntze, 1903 † (uncertain, unassessed)
  583. Genus Phyllodermium Miner, 1935 † (uncertain, unassessed)
  584. Genus Phymatocaryon F. von Mueller, 1874 † (uncertain, unassessed)
  585. Genus Phymatolithes G.D. Romanowski, 1890 † (uncertain, unassessed)
  586. Genus Phytoradicularia Hollick in Hollick & Martin, 1930 † (uncertain, unassessed)
  587. Genus Phytospongia V.P. Maslov, 1960 † (uncertain, unassessed)
  588. Genus Piccolominites Unger, 1845 † (uncertain, unassessed)
  589. Genus Pililevicutis G. Roselt & W. Schneider, 1969 † (uncertain, unassessed)
  590. Genus Pisoniaephyllites J. Hector, 1880 † (uncertain, unassessed)
  591. Genus Pityoradix V.A. Chachlov, 1924 † (uncertain, unassessed)
  592. Genus Platanophyllum Fontaine, 1889 † (uncertain, unassessed)
  593. Genus Platycardia D.D. Pant & D.D. Nautiyal, 1960 † (uncertain, unassessed)
  594. Genus Platysolenites F.A. Quenstedt, 1867 † (uncertain, unassessed)
  595. Genus Plectites P.F. Reinsch, 1881 † (uncertain, unassessed)
  596. Genus Pleiacron F. von Mueller, 1877 † (uncertain, unassessed)
  597. Genus Plesiocapparis F. von Mueller, 1871 † (uncertain, unassessed)
  598. Genus Pleurodictytes P.F. Reinsch, 1881 † (uncertain, unassessed)
  599. Genus Pleuroplasmium P.F. Reinsch, 1881 † (uncertain, unassessed)
  600. Genus Pleurostromium P.F. Reinsch, 1881 † (uncertain, unassessed)
  601. Genus Plinthiotheca Zeiller, 1899 † (uncertain, unassessed)
  602. Genus Podostemon F.J.A.N. Unger in A. Massalongo, 1853 † (uncertain, unassessed)
  603. Genus Poecilitostachys P. Fliche, 1909 † (uncertain, unassessed)
  604. Genus Polycuppes O. Wetzel, 1951 † (uncertain, unassessed)
  605. Genus Polygonocarpus Zeiller ex M.D. Zalessky, 1907 † (uncertain, unassessed)
  606. Genus Polypterospermum A.T. Brongniart, 1874 † (uncertain, unassessed)
  607. Genus Polysorites M. Raciborski, 1889 † (uncertain, unassessed)
  608. Genus Populophyllum Fontaine, 1889 † (uncertain, unassessed)
  609. Genus Portelia H. Boursault, 1889 † (uncertain, unassessed)
  610. Genus Pouslowia R. Wight, 1841 (uncertain, unassessed)
  611. Genus Praeramunculus J.M. Anderson & H.M. Anderson, 1985 † (uncertain, unassessed)
  612. Genus Prehepaticites T.A. Istchenko, 1975 † (uncertain, unassessed)
  613. Genus Preissleria K.B. Presl in Sternberg, 1838 † (uncertain, unassessed)
  614. Genus Pritchardioxylon Drude in Engler & Prantl, 1897 † (uncertain, unassessed)
  615. Genus Prochondrites A. Fritsch, 1908 † (uncertain, unassessed)
  616. Genus Protannularia J.W. Dawson, 1880 † (uncertain, unassessed)
  617. Genus Proteophyllum Friedrich, 1883 † (uncertain, unassessed)
  618. Genus Protophyton T.A. Istchenko, 1975 † (uncertain, unassessed)
  619. Genus Protopteris Sternberg ex K.B. Presl in Sternberg, 1838 † (uncertain, unassessed)
  620. Genus Psarolithus A. Sprengel, 1842 † (uncertain, unassessed)
  621. Genus Pseudocordaites K. von Fritsch in F. Beyschlag & K. von Fritsch, 1899 † (uncertain, unassessed)
  622. Genus Pseudocotyledon Saporta, 1893 † (uncertain, unassessed)
  623. Genus Pseudorhipidopsis C.H. P'an, 1936-1937 † (uncertain, unassessed)
  624. Genus Pseudosagenopteris H. Potonié in A. Engler & Prantl, 1900 † (uncertain, unassessed)
  625. Genus Pseudosphenophyton R.W. Baxter, 1975 † (uncertain, unassessed)
  626. Genus Pseudosporogonites Stockmans, 1948 † (uncertain, unassessed)
  627. Genus Pseudostromatopora I. Simionescu, 1926 † (uncertain, unassessed)
  628. Genus Psilotopsis O. Heer, 1883 † (uncertain, unassessed)
  629. Genus Psylophyllum Zalessky, 1944 † (uncertain, unassessed)
  630. Genus Pterobalanus E.W. Berry, 1922 † (uncertain, unassessed)
  631. Genus Pterocarpoxylon Boureau, 1952 † (uncertain, unassessed)
  632. Genus Pterodictyon Unger in Richter & Unger, 1856 † (uncertain, unassessed)
  633. Genus Pteropetalum Menge, 1858 † (uncertain, unassessed)
  634. Genus Pterophycus Herzer, 1902 † (uncertain, unassessed)
  635. Genus Pterorrachis Frenguelli, 1942 † (uncertain, unassessed)
  636. Genus Pterozamites C.F.W. Braun in Münster, 1843 † (uncertain, unassessed)
  637. Genus Pterygospermum D.D. Pant & D.D. Nautiyal, 1960 † (uncertain, unassessed)
  638. Genus Ptilocarpus Lesquereux, 1870 † (uncertain, unassessed)
  639. Genus Ptychopteris Corda, 1845 † (uncertain, unassessed)
  640. Genus Ptychotesta A.T. Brongniart, 1874 † (uncertain, unassessed)
  641. Genus Pycnoporidium H. Yabe & S. Toyama, 1928 † (uncertain, unassessed)
  642. Genus Quercophyllum Fontaine, 1889 † (uncertain, unassessed)
  643. Genus Quercopteris V.A. Chachlov, 1948 † (uncertain, unassessed)
  644. Genus Rabdotus K.B. Presl in Sternberg, 1838 † (uncertain, unassessed)
  645. Genus Racoblastites P.F. Reinsch, 1881 † (uncertain, unassessed)
  646. Genus Racostromium P.F. Reinsch, 1881 † (uncertain, unassessed)
  647. Genus Radicopsis W. Gothan ex A. Fucini, 1938 † (uncertain, unassessed)
  648. Genus Radiculites Lignier, 1906 † (uncertain, unassessed)
  649. Genus Radiophyton S. Meunier, 1887 † (uncertain, unassessed)
  650. Genus Radiospermum E.A.N. Arber, 1914 † (uncertain, unassessed)
  651. Genus Radix A. Fritsch, 1908 † (uncertain, unassessed)
  652. Genus Ramicalamus Matthew, 1906 † (uncertain, unassessed)
  653. Genus Ranunculites J. Hector, 1880 † (uncertain, unassessed)
  654. Genus Raritania Hollick & Jeffrey, 1909 † (uncertain, unassessed)
  655. Genus Receptaculus J.L.M. Defrance in F. Cuvier, 1827 † (uncertain, unassessed)
  656. Genus Reimanniopsis J.H. Hoskins & A.T. Cross, 1951 † (uncertain, unassessed)
  657. Genus Reinschia C.E. Bertrand & B. Renault, 1893 † (uncertain, unassessed)
  658. Genus Reticutis G. Roselt & W. Schneider, 1969 † (uncertain, unassessed)
  659. Genus Rhabdophyton P. Danzé-Corsin, 1956 † (uncertain, unassessed)
  660. Genus Rhacophyllum W.P. Schimper, 1869 † (uncertain, unassessed)
  661. Genus Rhadbotocaulon Fliche, 1910 † (uncertain, unassessed)
  662. Genus Rhipidion Zalessky, 1937 † (uncertain, unassessed)
  663. Genus Rhizocalamopitys H. Graf zu Solms-Laubach, 1896 † (uncertain, unassessed)
  664. Genus Rhizolithes (C.W. Braun) Lesquereux, 1860 † (uncertain, unassessed)
  665. Genus Rhizomopteris W.P. Schimper, 1869 † (uncertain, unassessed)
  666. Genus Rhizopterodendron Göppert, 1881 † (uncertain, unassessed)
  667. Genus Rhynchogoniopsis R. Neumann in G. Steinmann, 1907 † (uncertain, unassessed)
  668. Genus Robinioxylon G. Falqui, 1907 † (uncertain, unassessed)
  669. Genus Rossovites M.D. Zalessky, 1934 † (uncertain, unassessed)
  670. Genus Rothenbergia B. Cotta, 1843 † (uncertain, unassessed)
  671. Genus Rubiaephyllum Bayer in Fric, 1893 † (uncertain, unassessed)
  672. Genus Rubiiphyllites J. Hector, 1880 † (uncertain, unassessed)
  673. Genus Ruehleostachys G. Roselt, 1956 † (uncertain, unassessed)
  674. Genus Rugaspermum D.D. Pant & N. Basu, 1977 † (uncertain, unassessed)
  675. Genus Rugatheca D.D. Pant & N. Basu, 1977 † (uncertain, unassessed)
  676. Genus Saccophycus U.P. James, 1879 † (uncertain, unassessed)
  677. Genus Sakristrobus K. Jacob in Sahni, 1943 † (uncertain, unassessed)
  678. Genus Samarospermum E.A.N. Arber, 1914 † (uncertain, unassessed)
  679. Genus Santaliaphyllites J. Hector, 1880 † (uncertain, unassessed)
  680. Genus Sapindoides Perkins, 1904 † (uncertain, unassessed)
  681. Genus Sapindostrobus Ettingshausen, 1887 † (uncertain, unassessed)
  682. Genus Sapotaphyllites J. Hector, 1880 † (uncertain, unassessed)
  683. Genus Saralinskia P.S. Krasnopeeva, 1933 † (uncertain, unassessed)
  684. Genus Sarcospermum Deevers, 1937 † (uncertain, unassessed)
  685. Genus Sarcotaxus A.T. Brongniart, 1874 † (uncertain, unassessed)
  686. Genus Sardykphyllum M.D. Zalessky, 1929 † (uncertain, unassessed)
  687. Genus Satsangia S.C. Srivastava & H.K. Maheshwari, 1973 † (uncertain, unassessed)
  688. Genus Sausarospermum B. Sahni & B.P. Srivastava, 1934 † (uncertain, unassessed)
  689. Genus Saxonia G. Roselt, 1962 † (uncertain, unassessed)
  690. Genus Scalites P.F. Reinsch, 1881 † (uncertain, unassessed)
  691. Genus Schafhautlia Nägeli in K.E. Schafhäutl, 1863 † (uncertain, unassessed)
  692. Genus Schilderia Daugherty, 1934 † (uncertain, unassessed)
  693. Genus Schizeites Gümbel, 1859 † (uncertain, unassessed)
  694. Genus Schizodendron C.E.I. von Eichwald, 1854 † (uncertain, unassessed)
  695. Genus Schizoneuropsis P.B. Richter, 1906 † (uncertain, unassessed)
  696. Genus Schizospermum E.A.N. Arber, 1914 † (uncertain, unassessed)
  697. Genus Schleidenites Unger in Endlicher, 1842 † (uncertain, unassessed)
  698. Genus Schoinophytum Jaeger in E. Stizenberger, 1851 † (uncertain, unassessed)
  699. Genus Scleropteridium O. Heer, 1877 † (uncertain, unassessed)
  700. Genus Scoyenia D. White, 1929 † (uncertain, unassessed)
  701. Genus Semenites D.D. Pant & D.D. Nautiyal, 1960 † (uncertain, unassessed)
  702. Genus Sengwacarpon W.S. Lacey, 1976 † (uncertain, unassessed)
  703. Genus Senia A.M. Khan in H. Santapau et al., 1969 † (uncertain, unassessed)
  704. Genus Shenea G.B. Mathews, 1947-1948 † (uncertain, unassessed)
  705. Genus Shuangnangostachya Z. Gao & B.A. Thomas, 1991 † (uncertain, unassessed)
  706. Genus Sigillarioides Lesquereux, 1870 † (uncertain, unassessed)
  707. Genus Silesicutis G. Roselt & W. Schneider, 1969 † (uncertain, unassessed)
  708. Genus Sillimania Unger, 1850 † (uncertain, unassessed)
  709. Genus Sinophyllum H.C. Sze & H.H. Lee, 1952 † (uncertain, unassessed)
  710. Genus Siphodictytes P.F. Reinsch, 1881 † (uncertain, unassessed)
  711. Genus Sloaneopsis O. Kuntze in Post & O. Kuntze, 1903 † (uncertain, unassessed)
  712. Genus Solenoplasmium P.F. Reinsch, 1881 † (uncertain, unassessed)
  713. Genus Solenoporella Rothpletz, 1908 † (uncertain, unassessed)
  714. Genus Solenostrobus Endlicher, 1847 † (uncertain, unassessed)
  715. Genus Solenoula H.C. Wood, 1861 † (uncertain, unassessed)
  716. Genus Sorothyrsus M. Raciborski, 1889 † (uncertain, unassessed)
  717. Genus Sparganofilix O. Kuntze in Post & O. Kuntze, 1903 † (uncertain, unassessed)
  718. Genus Sparganum Unger in R. Richter & Unger, 1856 † (uncertain, unassessed)
  719. Genus Sphegophyllum Zalessky, 1939 † (uncertain, unassessed)
  720. Genus Sphenoglossum Emmons, 1856 † (uncertain, unassessed)
  721. Genus Sphenozamia (Pomel) G.A. Zwanziger, 1872 † (uncertain, unassessed)
  722. Genus Spondylostrobus F. von Mueller in F. von Mueller & Smyth, 1870 † (uncertain, unassessed)
  723. Genus Spondylphyton R.E. Schultes & Dorf, 1938 † (uncertain, unassessed)
  724. Genus Spongillopsis H.B. Geinitz, 1862 † (uncertain, unassessed)
  725. Genus Sporocystis Lesquereux, 1880 † (uncertain, unassessed)
  726. Genus Squamopsis A. Fucini, 1938 † (uncertain, unassessed)
  727. Genus Squamularia A. Rothpletz, 1896 † (uncertain, unassessed)
  728. Genus Stachyophyton B.-Y. Geng, 1983 † (uncertain, unassessed)
  729. Genus Staphidoides G.H. Perkins, 1906 † (uncertain, unassessed)
  730. Genus Staurophyton S. Meunier, 1891 † (uncertain, unassessed)
  731. Genus Stelastellara R.W. Baxter, 1965 † (uncertain, unassessed)
  732. Genus Steleopteris Göppert, 1865 † (uncertain, unassessed)
  733. Genus Stellaphyton T.A. Istchenko, 1970 † (uncertain, unassessed)
  734. Genus Stenonia Endlicher, 1847 † (uncertain, unassessed)
  735. Genus Stenophragmium P.F. Reinsch, 1881 † (uncertain, unassessed)
  736. Genus Stenophyllum Zalessky, 1937 † (uncertain, unassessed)
  737. Genus Stenopteris G. Saporta, 1872 † (uncertain, unassessed)
  738. Genus Stephanoradiocarpus F. Stockmans & Y. Willière, 1961 † (uncertain, unassessed)
  739. Genus Sterzelia W. Gothan, 1928 (?) † (uncertain, unassessed)
  740. Genus Stichostromium P.F. Reinsch, 1881 † (uncertain, unassessed)
  741. Genus Stictodictytes P.F. Reinsch, 1881 † (uncertain, unassessed)
  742. Genus Stictoplasmium P.F. Reinsch, 1881 † (uncertain, unassessed)
  743. Genus Stiehleria R. Daber, 1953 † (uncertain, unassessed)
  744. Genus Stigmariocarpum L. Achepohl, 1881 † (uncertain, unassessed)
  745. Genus Stigmarioides Lesquereux, 1870 † (uncertain, unassessed)
  746. Genus Stigmatiophyllum Gümbel, 1859 † (uncertain, unassessed)
  747. Genus Stigmophyton Kräusel & Weyland, 1933 † (uncertain, unassessed)
  748. Genus Stiptostromium P.F. Reinsch, 1881 † (uncertain, unassessed)
  749. Genus Stoliplasmium P.F. Reinsch, 1881 † (uncertain, unassessed)
  750. Genus Stolisphaerites P.F. Reinsch, 1881 † (uncertain, unassessed)
  751. Genus Stolites P.F. Reinsch, 1881 † (uncertain, unassessed)
  752. Genus Strangerites Bornemann, 1856 † (uncertain, unassessed)
  753. Genus Strigicutis W.L. Kovach & D.L. Dilcher, 1984 † (uncertain, unassessed)
  754. Genus Strihastomia S.V. Mejen, 1965 † (uncertain, unassessed)
  755. Genus Strobilus Hildreth, 1837 † (uncertain, unassessed)
  756. Genus Stychites P.F. Reinsch, 1881 † (uncertain, unassessed)
  757. Genus Sulcodipteris O. Kuntze in Post & O. Kuntze, 1903 † (uncertain, unassessed)
  758. Genus Symphyoplasmium P.F. Reinsch, 1881 † (uncertain, unassessed)
  759. Genus Syringoxylon J.W. Dawson, 1862 † (uncertain, unassessed)
  760. Genus Taibia M.D. Zalessky, 1934 † (uncertain, unassessed)
  761. Genus Taimyria V.A. Chachlov in L.L. Khalfin, 1964 † (uncertain, unassessed)
  762. Genus Taitia Crookall, 1930 † (uncertain, unassessed)
  763. Genus Taphrhelminthopsis Sacco, 1888 † (uncertain, unassessed)
  764. Genus Taxospermum A.T. Brongniart, 1874 † (uncertain, unassessed)
  765. Genus Tchihatchewia F.J.A.N. Unger in P. de Tchihatcheff, 1863 † (uncertain, unassessed)
  766. Genus Telangiopsis D.A. Eggert & T.N. Taylor, 1971 † (uncertain, unassessed)
  767. Genus Ternithrix O.M. Reis, 1921 † (uncertain, unassessed)
  768. Genus Tetraphyllostrobus Z. Gaoet & E.L. Zodrow, 1990 † (uncertain, unassessed)
  769. Genus Tetrastigmophyllum Weyland, 1941 † (uncertain, unassessed)
  770. Genus Thallites Kidston ex J. Walton, 1925 † (uncertain, unassessed)
  771. Genus Thallomia A. Heard & J.F. Jones, 1931 † (uncertain, unassessed)
  772. Genus Thamnites P.F. Reinsch, 1881 † (uncertain, unassessed)
  773. Genus Thecopteris Miner, 1935 † (uncertain, unassessed)
  774. Genus Thonia Stockmans & Willière, 1955 † (uncertain, unassessed)
  775. Genus Thysanosperma Zalessky, 1937 † (uncertain, unassessed)
  776. Genus Thysanotesta Nathorst, 1914 † (uncertain, unassessed)
  777. Genus Timanophyton M.A. Senkevitsch, 1960 † (uncertain, unassessed)
  778. Genus Tirassia T.A. Ischenko in V.S. Krandievskij et al., 1968 † (uncertain, unassessed)
  779. Genus Tithymalites K.B. Presl in Sternberg, 1838 † (uncertain, unassessed)
  780. Genus Tmematostrobus T.M. Harris, 1935 † (uncertain, unassessed)
  781. Genus Tobleria W.J. Jongmans & W. Gothan, 1925 † (uncertain, unassessed)
  782. Genus Tongshania F. Stockmans & F.-F. Mathieu, 1957 † (uncertain, unassessed)
  783. Genus Tortotubus N.G. Johnson, 1985 † (uncertain, unassessed)
  784. Genus Trachyphyton Gothan, 1928 † (uncertain, unassessed)
  785. Genus Tricalycites J.S. Newberry, 1895 † (uncertain, unassessed)
  786. Genus Tricarpellites Bowerbank, 1840 † (uncertain, unassessed)
  787. Genus Trichioblastes P.F. Reinsch, 1881 † (uncertain, unassessed)
  788. Genus Trichoblastium P.F. Reinsch, 1881 † (uncertain, unassessed)
  789. Genus Trichodes P.F. Reinsch, 1881 † (uncertain, unassessed)
  790. Genus Trichomanites H.R. Göppert, 1836 † (uncertain, unassessed)
  791. Genus Trichophragmium P.F. Reinsch, 1881 † (uncertain, unassessed)
  792. Genus Trichoplasmium P.F. Reinsch, 1881 † (uncertain, unassessed)
  793. Genus Tricoilocaryon F. von Mueller, 1883 † (uncertain, unassessed)
  794. Genus Triqueteria F. Stockmans & F.-F. Mathieu, 1957 † (uncertain, unassessed)
  795. Genus Tumulistigma E. Bayer, 1914 † (uncertain, unassessed)
  796. Genus Tungusskia V.A. Chachlov, 1940 † (uncertain, unassessed)
  797. Genus Tyrasotheca A.T. Istchenko & T.A. Istchenko, 1986 † (uncertain, unassessed)
  798. Genus Uchtophyton M.F. Neuburg ex M.A. Senkevitsch, 1960 † (uncertain, unassessed)
  799. Genus Ulmiphyllum Fontaine, 1889 † (uncertain, unassessed)
  800. Genus Ulvites P.F. Reinsch, 1881 † (uncertain, unassessed)
  801. Genus Ulvopteris J. Schuster, 1908 † (uncertain, unassessed)
  802. Genus Uphantenia Vanuxem, 1842 † (uncertain, unassessed)
  803. Genus Uralidium Zalessky, 1939 † (uncertain, unassessed)
  804. Genus Uralophyllum A.N. Kristofovic, 1933 † (uncertain, unassessed)
  805. Genus Uralosperma Zalessky, 1939 † (uncertain, unassessed)
  806. Genus Urohelminthoida Sacco, 1888 † (uncertain, unassessed)
  807. Genus Uroplasmium P.F. Reinsch, 1881 † (uncertain, unassessed)
  808. Genus Valonites Sordelli, 1873 † (uncertain, unassessed)
  809. Genus Vectia M. Stopes, 1915 † (uncertain, unassessed)
  810. Genus Velenovskia E. Knobloch, 1974 † (uncertain, unassessed)
  811. Genus Verticillaphyton R.W. Baxter, 1967 † (uncertain, unassessed)
  812. Genus Vexillum Rouault, 1850 † (uncertain, unassessed)
  813. Genus Vialovinia A.A. Istchenko, 1984 † (uncertain, unassessed)
  814. Genus Walikalia O.A. Høeg & M.N. Bose, 1960 † (uncertain, unassessed)
  815. Genus Walkomiellospermum D.D. Pant & G.K. Srivastava, 1963 † (uncertain, unassessed)
  816. Genus Wankiea W.S. Lacey & D. Huard-Moine, 1966 † (uncertain, unassessed)
  817. Genus Wattia S.H. Mamay, 1967 † (uncertain, unassessed)
  818. Genus Wessexia M.E.J. Chandler, 1963 † (uncertain, unassessed)
  819. Genus Withamia Unger in Endlicher, 1842 † (uncertain, unassessed)
  820. Genus Woodwardides W.P. Schimper, 1869 † (uncertain, unassessed)
  821. Genus Xenostrobus R. Daber, 1957 † (uncertain, unassessed)
  822. Genus Yakia D. White, 1929 † (uncertain, unassessed)
  823. Genus Zalesskyoderma E.F. Tschirkova-Zalesskaja in M.M. Aliev, 1964 † (uncertain, unassessed)
  824. Genus Zamiopsis Fontaine, 1889 † (uncertain, unassessed)
  825. Genus Zippea Corda, 1845 † (uncertain, unassessed)
  826. Genus Zympanophora J. Hector, 1880 † (uncertain, unassessed)
Not documented
IRMNG (2024). Plantae (awaiting allocation). Accessed at: https://www.irmng.org/aphia.php?p=taxdetails&id=105460 on 2025-04-26
Date
action
by
2006-09-19 22:00:00Z
created
Rees, Tony
2011-12-31 23:00:00Z
changed
Rees, Tony

basis of record CoL2006/AlgaeBase [details] 
Unreviewed
Classification Eukaryota (Superkingdom) > Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family) [details]
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