Opinions from T. N. Taylor et al. 2009

  • 'Adiantites belongs to Calamopityaceae'
  • 'Aneurophyton belongs to Aneurophytales'
  • 'Archaeosigillaria belongs to Lycopodiophyta'
  • 'Barinophyton belongs to Zosterophyllopsida'
  • 'Calamophyton belongs to Pseudosporochnales'
  • 'Chlidanophyton belongs to Rhacophytales'
  • 'Cladoxylon belongs to Pseudosporochnales'
  • 'Cladoxylopsida belongs to Moniliformopses'
  • 'Dutoitia belongs to Plantae'
  • 'Ellesmeris belongs to Rhacophytales'
  • 'Eocladoxylon belongs to Rhacophytales'
  • 'Eospermatopteris belongs to Pseudosporochnales'
  • 'Eviostachya belongs to Sphenophyllales'
  • 'Flabellofolium belongs to Plantae' according to Stone 1973
  • 'Haplostigma belongs to Pteridophyta'
  • 'Hierogramma belongs to Pseudosporochnales'
  • 'Hyenia belongs to Pseudosporochnales'
  • 'Lagenospermum belongs to Pteridospermophyta'
  • 'Leptophloeum belongs to Lycopodiophyta'
  • 'Lorophyton belongs to Pseudosporochnales'
  • 'Lycopodiophyta belongs to Plantae' according to P. D. Cantino and M. J. Donoghue 2007
  • 'Lycopodiopsida belongs to Lycopodiophyta'
  • 'Pietzschia belongs to Pseudosporochnales'
  • 'Platyphyllum is replaced by Flabellofolium' according to Stone 1973
  • 'Polyxylon belongs to Pseudosporochnales'
  • 'Praeramunculus belongs to Progymnospermopsida'
  • 'Protocephalopteris belongs to Rhacophytales' according to Ananiev 1960
  • 'Protopityales belongs to Tracheophyta'
  • 'Protopteridophyton belongs to Rhacophytales'
  • 'Pseudosporochnales belongs to Cladoxylopsida'
  • 'Pseudosporochnus belongs to Pseudosporochnales'
  • 'Rhacophytales belongs to Pteridophyta'
  • 'Rhacophyton belongs to Rhacophytales' according to Leclercq 1951
  • 'Rhymokalon belongs to Pseudosporochnales'
  • 'Sphenophyllaceae belongs to Sphenophyllales'
  • 'Sphenophyllales belongs to Equisetopsida'
  • 'Sphenophyllum belongs to Sphenophyllaceae'
  • 'Wattieza belongs to Pseudosporochnales'
  • 'Xenocladia belongs to Pseudosporochnales'