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English noun: Pteridospermopsida

1. Pteridospermopsida (plant) extinct gymnosperms most of Carboniferous to Jurassic: seed ferns and allies


Synonymsclass Pteridospermopsida


Broader (hypernym)class


Member holonymCycadofilicales, Lyginopteridales, order Cycadofilicales, order Lyginopteridales


Member meronymclass Gymnospermae, division Gymnospermophyta, Gymnospermae, Gymnospermophyta









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