Full reference: A. Cronquist, A. L. Takhtajan, and W. Zimmermann. 1966. On the higher taxa of Embryobionta. Taxon 15:129-134
Parent taxon: Pteridophyta according to W. W. Wen et al. 2013
See also Doweld 2001 and Jud 2011
Sister taxa: Acrostichides, Acrostichophyllum, Actinopteris, Actinostelopteris, Agasopteris, Alcicornopteris, Anastomopteris, Aneimidium, Anotopteris, Aphlebiocarpus, Apiculatisporis, Archaeoxylon, Arcyopteris, Aspideae, Aspidioides, Asplenioides, Aspleniopteris, Asterochlaena, Asterochlaenopsis, Aulacopteris, Auritulinasporites, Bachasupteris, Balantites, Bambakia, Baqueroites, Beinertia, Bellopteris, Benizia, Bernoullia, Biarmella, Bockschia, Bonaventurea, Boweria, Brittsia, Cardioangulina, Cardiopteridium, Carolopteris, Catenopteris, Cephalotheca, Chansitheca, Cheiloleptites, Chorionopteris, Chrysodiopteris, Cibotiumspora, Cingulatipollenites, Clavatasporites, Coenopteridales, Comia, Comipteridium, Concavisporites, Converrucosisporites, Crenaticaulis, Cynepteris, Dactylopteris, Dactylotheca, Danaeides, Deccanites, Delgadoa, Desmophlebis, Dicksoniopteris, Dicropteris, Dictyocallipteridium, Didymosorus, Diplasiophyllum, Diplazites, Diplodendron, Diplophacelus, Discopteris, Distichopteris, Doleropteris, Duplexisporites, Dvinopteridium, Dzergalanella, Eboracia, Emplectopteridium, Eodelopterum, Eodelopterum priscum, Eorhachis, Eskdalia, Filices, Filiciphyllum, Filicites, Filicorachionites, Flicheia, Floropteris, Foliopteris, Forbesia, Fortisia, Fortopteris, Foveogleicheniidites, Gellera, Glenopteris, Glockeria, Glossochlamys, Goeppertella, Goeppertia, Grandeurya, Guptiorachis, Gutbieria, Gymnocaulus, Gyropteris, Halopteris, Hawlea, Hemionitites, Heterofilicites, Hymenophyllea, Impardecispora, Iniopteris, Isiolopteris, Jarenga, Johnstonia, Kandyria, Kankakeea, Karinopteris, Katadromopteris, Katasiopteris, Ketovia, Kidstonia, Knorripteris, Konnoa, Leckenbya, Lescuropteris, Listrophyllum, Lobifolia, Lomatopteris, Lonchopteris, Lopinopteris, Loxopteris, Lycopsida, Lygodites, Marattites, Marcouia, Margaritopteris, Marzaria, Medullosites, Megalopteris, Menopteris, Merianopteris, Mesodescolea, Microdictyon, Microfoveolatosporis, Microreticulatisporites, Mixoneura, Monheimia, Monolete, Mundapteris, Muricingulisporis, Murospora, Myriotheca, Naktongia, Neriopteris, Noeggerathia, Noeopteris, Onocleites, Ophioglossites, Osmundia, Osmundophyllum, Otidophyton, Pachyphyllum, Palaeopteris, Parazola, Parkeriaceae, Parkerioidea, Peremopteris, Permopteridium, Peruviophyllum, Phialopteris, Pilosisporites, Plumatopteris, Poacordaites, Polycingulatisporites, Polypodites, Polytheca, Protoblechnum, Psalixochlaena, Pseudadiantites, Pseudocordaites, Pseudodanaeopsis, Pseudorhacopteris, Psilatriletes, Psilotopsida, Pteridites, Pteridoleimma, Pteridopsida, Pteridorachis, Pteridotheca, Pteropsida, Renaultia, Reussia, Rhabdoxylon, Rhachiopteris, Rhacophytales, Rhacopteris, Rhizodendron, Rhizomites, Rhizomites, Rubinella, Ruflorinia, Saadisporites, Saccopteris, Sachalinia, Sacheria, Scapanophyllum, Schizaeites, Schizodendron, Sciadipteris, Sclerophyllina, Scleropteridium, Scleropteris, Scolopendrites, Scortea, Selenochlaena, Shirakia, Silesiopteris, Sitzia, Sitzopteris, Sorocladus, Sphegopteris, Sphenopteridium, Sphyropteris, Stachypteris, Staphylopteris, Steffensia, Stewartiopteris, Stipitopteris, Straelenipteris, Strephopteris, Supaia, Surangea, Sylvia, Sylvopteris, Synia, Taenitites, Tedelea, Teilhardia, Tetraptilon, Tetratmema, Thecopteris, Tietea, Trilobosporites, Trimatopteris, Triplanosporites, Tuberositriletes, Tubicaulidaceae, Tungussopteris, Tuzhykoviella, Ungeria, Uralia, Uralopteris, Vargolopteris, Velosporites, Wingatea, Zalesskyella, Zonopteris, Hydropterangium
Subtaxa: Acrocarpus Biretisporites Blechnaceae Cladophlebis Dicksoniaceae Equisetidae Gleicheniaceae Marattiidae Marsileaceae Osmundaceae Polypodiaceae Polypodiidae Protopteris Pseudosalvinia Pterygopteris Punctatosporites Schizopteris Tempskyaceae Verrucosisporites