Pteridospermales PPT: What are Pteridospermales or Cycadofilicales? Geological Horizon / Origin of Pteridospermales, Who Discovered Pteridospermales? What are the Characteristics of Pteridospermales, Morphology of Pteridospermales, Anatomy of Pteridospermales, Reproduction of Pteridospermales, Classification of Pteridospermales, Affinities of Pteridospermales, Examples of Pteridospermales, Similarities between Pteridospermales and Pteridophytes (Ferns), Similarities between Pteridospermales and […]
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Pteridospermales (Cycadofilicales) Characters, Classification and Affinities
Cycadofilicales / Pteridospermales Ø Pteridospermales are a group of Fossil Gymnosperms. Ø They are also called as Cycadofilicales (Chamberlain used the term). Ø As the name suggests, they are the ‘Seed Ferns’. Ø They are Gymnosperms with ‘Fern-like’ leaves which produce ‘Seeds’. The Reconstruction of a Pteridospermales Member. Note the […]
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