Classification of Lapasha and Miller 1985

Ph. Pteridophyta Haeckel 1875 [fern]
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Cl. †Filicopsida Pfefferkorn 1976
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Or. †Filicales
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G. †Acrostichopteris Fontaine 1889
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G. Cladophlebis Brongniart 1849
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†Cladophlebis virginiensis Fontaine 1889
Fm. Dicksoniaceae Schomb 1849
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Invalid names: Thyrsopterideae [empty]
Fm. †Dipteridaceae Seward and Dale
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G. †Hausmannia Dunker 1846
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†Hausmannia montanensis Lapasha and Miller 1985
Fm. †Schizaeaceae Kaulfuss
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G. †Klukia Raciborski 1890
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†Klukia canadensis Bell 1956
G. †Sphenopteris Sternberg 1825
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G. †Arcellites Miner 1935
Ph. †Bryophyta
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Cl. Hepaticae [liverwort]
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G. †Diettertia Brown and Robison 1974
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†Diettertia montanensis Brown and Robison 1974
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G. †Marchantiolites Lundblad 1954
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G. †Metzgeriites Steere 1946
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Or. Equisetales Dumortier 1829
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Fm. Equisetaceae De Candolle 1804
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G. Equisetum Linnaeus 1753 [horsetail]
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†Equisetum cascadensis Lapasha and Miller 1985
†Equisetum montanensis Fontaine 1898
Ph. †Lycophyta
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Cl. †Lycopsida
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Or. Isoetales Prantl 1874
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G. †Minerisporites Potonie 1956
Or. Salviniales Link 1833
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G. †Parazollopsis Lapasha and Miller 1985
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Invalid names: Pteridospermopsida [empty]
Ph. Cycadophyta Bessey 1907
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Cl. Cycadopsida Brongniart 1843 [cycads]
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Or. †Bennettitales Bessey 1910
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G. †Pseudocycas Nathorst 1907
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†Pseudocycas douglasii Lapasha and Miller 1985
G. †Zamites Brongniart 1828
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†Zamites arcticus Göppert 1863
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Or. Ginkgoales Goroschankin 1904
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Fm. †Ginkgoaceae Engler
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G. Ginkgo Linnaeus 1771 [ginkgo]
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†Ginkgo pluripartita Heer 1876
Invalid names: Ginkgoaceae Engler [valid]
Ph. Ginkgophyta Bessey 1907
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Or. Ginkgoales Goroschankin 1904
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Fm. †Ginkgoaceae Engler
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G. Ginkgo Linnaeus 1771 [ginkgo]
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†Ginkgo pluripartita Heer 1876
Invalid names: Ginkgoaceae Engler [valid]