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Noun: class Pteridospermopsida
Type of: class Part of: class Gymnospermae, division Gymnospermophyta, Gymnospermae, Gymnospermophyta |
Nearest class period class Phaeophyceae class Phasmidia class Pinopsida class Placodermi class Plectomycetes class Polychaeta class Polyplacophora class Psilopsida class Psilotatae class Pteridospermopsida class Pyrenomycetes class Reptilia class Rhodophyceae class Sarcodina class Scaphopoda class Schizomycetes class Scyphozoa class Sphenopsida class Sporozoa class structure |