PaleoDB taxon number: 54001
Parent taxon: Filicopsida according to D.J. Mabberley 2000
Sister taxa: Achradosporis, Apiculatasporites, Apiculatisporites, Azollophyllum, Baculatisporites, Chelepteris, Choffatia, Cicatricososporites, Cingulatisporites, Clavatisporites, Clavatriletes, Cyathidites, Cyclosorus, Deltoidospora, Echinatisporis, Foveasporis, Granulatisporites, Grapnelispora, Interlobulites, Ischyosporites, Kirchheimerisporites, Laevigatosporites, Leiotriletes, Lepidodendrites, Marattisporites, Matonisporites, Monolites, Osmundacidites, Peromonolites, Pteridacidites, Scabramonoletes, Todisporites, Triletes, Triloboxylon, Tuberculatosporites, Waltzispora, Marattiales, Lygodioisporites, Reticuloidosporites, Monachosoraceae, Hymenophyllopsidaceae, Nephrolepidaceae, Davalliaceae, Thelypteridaceae, Hymenophyllaceae, Marsileales, Polypodiaceae, Ophioglossidae, Marattiidae, Trilites, Oleandraceae, Capsispora, Lophosoriaceae, Psilotidae, Grammitidaceae, Plagiogyriaceae, Cheiropleuriaceae, Crassoretitriletes, Polypodiaceoisporites, Lametatriletes, Magnastriatites, Lygodiidites, Ophioglossaceae, Kyrtomisporis, Lomariopsidaceae, Vittariaceae, Metaxyaceae, Concavissimisporites, Striatella, Acrocarpus, Onychiopsis, Pseudosalvinia, Salviniales, Schizaeales, Protopteris, Gleicheniales, Cyatheales, Pterygopteris, Schizopteris, Polypodiidae, Tempskyaceae, Polypodiales
Subtaxa: Acitheca, Amadocopteris, Asterocarpus, Caulopteris, Cyclotheca, Eoangiopteris, Goolandia, Macrotaenia, Marattia, Marattiopsis, Marattiotheca, Megaphyton, Mertensides, Mesozoisynangia, Octotheca, Psaroniocaulon, Psaronites, Psaronius, Ptisana, Rajahia, Renaultia, Rhinipteris, Scolecopteris, Tubiculites, Winchellina, Zeilleria