Iridopteridales

Iridopteridales Temporal range: Middle Devonian to Upper Devonian PreЄ Є O S D C P T J K Pg N
Conservation status
Extinct  (IUCN 2.3)
Scientific classification
Kingdom:	Plantae
Division:	Pteridophyta
Class:	†Cladoxylopsida
Order:	†Iridopteridales
Genera
†Arachnoxylon †Compsocradus †Iridopteris †Metacladophyton †Ibyka †Serripteris †Asteropteris †Anapaulia †Rotoxylon

Iridopteridales is an order of the extinct cladoxylopsids. It contains the genus Ibyka which is a possible ancestor to horsetails.^[1]

References

1. Thomas N. Taylor, Edith L. Taylor, Michael Krings: Paleobotany. The Biology and Evolution of Fossil Plants . Second Edition, Academic Press 2009, ISBN 978-0-12-373972-8 , p. 398-400.