PaleoDB taxon number: 54782
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, Ophioglossidae, Marattiidae, Trilites, Oleandraceae, Capsispora, Lophosoriaceae, Psilotidae, Grammitidaceae, Plagiogyriaceae, Cheiropleuriaceae, Crassoretitriletes, Polypodiaceoisporites, Lametatriletes, Magnastriatites, Lygodiidites, Ophioglossaceae, Kyrtomisporis, Marattiaceae, Lomariopsidaceae, Vittariaceae, Metaxyaceae, Concavissimisporites, Striatella, Acrocarpus, Onychiopsis, Pseudosalvinia, Salviniales, Schizaeales, Protopteris, Gleicheniales, Cyatheales, Pterygopteris, Schizopteris, Polypodiidae, Tempskyaceae, Polypodiales
Subtaxa: Acrostichaceae, Acrostichum, Adiantum, Asplenieae, Astralopteris, Comptoniopteris, Dennstaedtiopsis, Dryopterites, Goniopteris, Leptochilites, Meniphylloides, Microsorum, Microtaenia, Palaeovittaria, Phanerophlebites, Platyceriphyllum, Platycerium, Podoloma, Polypodieae, Polypodiidites, Polypodiopteris, Praedeparia, Pterideae, Pteris, Verrucatosporites