Cycadales
- REDIRECT Cycad
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Category:Cisuralian first appearances
Category:Extant Permian first appearances
Category:Cisuralian taxonomic orders
Category:Guadalupian taxonomic orders
Category:Lopingian taxonomic orders
Category:Early Triassic taxonomic orders
Category:Middle Triassic taxonomic orders
Category:Late Triassic taxonomic orders
Category:Early Jurassic taxonomic orders
Category:Middle Jurassic taxonomic orders
Category:Late Jurassic taxonomic orders
Category:Early Cretaceous taxonomic orders
Category:Late Cretaceous taxonomic orders
Category:Paleocene taxonomic orders
Category:Eocene taxonomic orders
Category:Oligocene taxonomic orders
Category:Miocene taxonomic orders
Category:Pliocene taxonomic orders
Category:Pleistocene taxonomic orders