Taxonomic names from J. Watson and C. A. Sincock 1992

  • Bennetticarpus, Harris 1932 [Bennettitales]
  • Bennetticarpus antoinetteae, J. Watson and C. A. Sincock 1992 [unclassified species]
  • Bennetticarpus madamae, J. Watson and C. A. Sincock 1992 [unclassified species]
  • Bennetticarpus nataliae, J. Watson and C. A. Sincock 1992 [unclassified species]
  • Bennetticarpus oxylepidus, Harris 1932 [Bennettitales]
  • Bennettistemon, Harris 1932 [Bennettitales]
  • Bennettistemon amblum, Harris 1932 [Bennettitales]
  • Bennettistemon valdensis (Edwards 1921) [Bennettitales]
  • Bucklandia florovia, J. Watson and C. A. Sincock 1992 [unclassified species]
  • Cycadeoidea, Buckland 1828 [Bennettitales]
  • Cycadeoidea dacotensis, Ward [unclassified species]
  • Cycadeoidea gibsoniana [unclassified species]
  • Cycadeoidea megalophylla, Buckland 1828 [Bennettitales]
  • Cycadeoidea saxbyana, Morris [unclassified species]
  • Cycadolepis, Saporta 1875 [Bennettitales]
  • Cycadolepis cedricii, J. Watson and C. A. Sincock 1992 [unclassified species]
  • Cycadolepis crawleyeana, J. Watson and C. A. Sincock 1992 [unclassified species]
  • Cycadolepis cromwellensis, J. Watson and C. A. Sincock 1992 [unclassified species]
  • Cycadolepis markii, J. Watson and C. A. Sincock 1992 [unclassified species]
  • Cycadolepis shuteana, J. Watson and C. A. Sincock 1992 [unclassified species]
  • Cycadolepis villosa, Saporta 1875 [Bennettitales]
  • Monanthesia, Wieland 1934 [Bennettitales]
  • Monanthesia magnifica, Wieland 1934 [Bennettitales]
  • Nilssoniopteris, Nathorst 1909 [Bennettitales]
  • Nilssoniopteris waterhouseii, J. Watson and C. A. Sincock 1992 [unclassified species]
  • Otozamites, Braun 1843 [Bennettitales]
  • Otozamites titaniae, J. Watson and C. A. Sincock 1992 [unclassified species]
  • Pseudocycas dunkeriana, Goeppert [unclassified species]
  • Pseudocycas insignis, Nathorst 1907 [Bennettitales]
  • Pseudocycas lesleyae, J. Watson and C. A. Sincock 1992 [unclassified species]
  • Pseudocycas roemeri, Holden 1914 [unclassified species]
  • Pseudocycas saportae, Holden 1914 [unclassified species]
  • Pterophyllum, Brongniart 1828 [Bennettitales]
  • Pterophyllum brongniartii, Morris 1841 [unclassified species]
  • Pterophyllum fontarianum, J. Watson and C. A. Sincock 1992 [unclassified species]
  • Pterophyllum longifolium, Brongniart 1828 [Bennettitales]
  • Pterophyllum lyellianum, Dunker 1846 [unclassified species]
  • Ptilophyllum, Morris 1840 [Bennettitales]
  • Ptilophyllum acutifolium, Bose and Kasat 1972 [Bennettitales]
  • Ptilophyllum ashleyi, J. Watson and C. A. Sincock 1992 [unclassified species]
  • Ptilophyllum marksilveri, J. Watson and C. A. Sincock 1992 [unclassified species]
  • Ptilophyllum sibleyae, J. Watson and C. A. Sincock 1992 [unclassified species]
  • Ptilophyllum sirfredii, J. Watson and C. A. Sincock 1992 [unclassified species]
  • Ptilophyllum sirkennethii, J. Watson and C. A. Sincock 1992 [unclassified species]
  • Sphenozamites, A. Brongniart 1849 [Bennettitales]
  • Weltrichia, Braun 1843 [Bennettitales]
  • Wielandiella, Nathorst 1910 [Bennettitales]
  • Williamsonia, Carruthers 1870 [Bennettitales]
  • Williamsonia bryonyae, J. Watson and C. A. Sincock 1992 [unclassified species]
  • Williamsonia carruthersii, Seward [unclassified species]
  • Williamsonia cynthiae, J. Watson and C. A. Sincock 1992 [unclassified species]
  • Williamsonia gigas, Carruthers 1870 [Bennettitales]
  • Williamsonia margotiana, J. Watson and C. A. Sincock 1992 [unclassified species]
  • Williamsoniella, Thomas 1915 [Bennettitales]
  • Williamsoniella coronata, Thomas 1915 [Bennettitales]
  • Zamites carruthersii, Seward [unclassified species]
  • Zamites corderi, J. Watson and C. A. Sincock 1992 [unclassified species]
  • Zamites dowellii, J. Watson and C. A. Sincock 1992 [unclassified species]
  • Zamites manoniae, J. Watson and C. A. Sincock 1992 [unclassified species]
  • Zamites nicolae, J. Watson and C. A. Sincock 1992 [unclassified species]
  • Zamites notokenensis, J. Watson and C. A. Sincock 1992 [unclassified species]
  • Zamites tatianae, J. Watson and C. A. Sincock 1992 [unclassified species]
  • Zamites wendyellisae, J. Watson and C. A. Sincock 1992 [unclassified species]