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Pteridospermopsida vs Gymnospermae

Gymnospermae vs Pteridospermopsida

Pteridospermopsida and Gymnospermae both are nouns.

Word NounAdjectiveVerbAdverb
Pteridospermopsida Yes No No No
Gymnospermae Yes No No No
Pteridospermopsida (noun) Gymnospermae (noun)
extinct gymnosperms most of Carboniferous to Jurassic: seed ferns and allies plants having naked seeds not enclosed in an ovary; in some systems considered a class (Gymnospermae) and in others a division (Gymnospermophyta); comprises three subdivisions (or classes): Cycadophytina (class Cycadopsida) and Gnetophytina (class Gnetopsida) and Coniferophytina (class Coniferopsida); in some classifications the Coniferophytina are divided into three groups: Pinophytina (class Pinopsida) and Ginkgophytina (class Ginkgopsida) and Taxophytina (class Taxopsida)
Difference between Pteridospermopsida and Gymnospermae

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