†order Marsileales (ferns)

Pteridopsida - Marsileales

Parent taxon: Filicopsida according to C. A. Lapasha and C. N. Miller 1985

Sister taxa: Achradosporis, Apiculatasporites, Apiculatisporites, Baculatisporites, Cicatricososporites, Cingulatisporites, Clavatisporites, Clavatriletes, Cyathidites, Cyclosorus, Deltoidospora, Echinatisporis, Foveasporis, Granulatisporites, Grapnelispora, Interlobulites, Ischyosporites, Kirchheimerisporites, Laevigatosporites, Leiotriletes, Marattisporites, Matonisporites, Monolites, Osmundacidites, Peromonolites, Pteridacidites, Scabramonoletes, Todisporites, Triletes, Tuberculatosporites, Waltzispora, Lygodioisporites, Reticuloidosporites, Monachosoraceae, Hymenophyllopsidaceae, Nephrolepidaceae, Davalliaceae, Thelypteridaceae, Hymenophyllaceae, Polypodiaceae, Ophioglossidae, Marattiidae, Trilites, Oleandraceae, Capsispora, Lophosoriaceae, Psilotidae, Grammitidaceae, Plagiogyriaceae, Cheiropleuriaceae, Crassoretitriletes, Polypodiaceoisporites, Lametatriletes, Magnastriatites, Lygodiidites, Ophioglossaceae, Kyrtomisporis, Marattiaceae, Lomariopsidaceae, Vittariaceae, Metaxyaceae, Concavissimisporites, Striatella, Osmundales, Onychiopsis, Salviniales, Schizaeales, Cladophlebis, Gleicheniales, Cyatheales, Polypodiidae, Tempskyaceae, Polypodiales

Subtaxa: Arcellites

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Distribution:

• Cretaceous of Argentina (12 collections), Australia (25), Canada (96: Alberta, British Columbia, Northwest Territories, Nunavut), China (9), Germany (1), Greenland (1), Poland (3), the United Kingdom (2), United States (55: Colorado, Iowa, Kansas, Minnesota, Montana, Nebraska, New Jersey, Oklahoma, Virginia, Wyoming)

Total: 204 collections including 239 occurrences

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