†suborder Iridopteridineae Arnold 1940 (fern)
Full reference: C. A. Arnold. 1940. Structure and Relationships of Some Middle Devonian Plants from Western New York. American Journal of Botany 27(2):57-63
Parent taxon: Coenopteridales according to C. A. Arnold 1940
See also Andrews 1970
Sister taxa: Ankyropteris, Apotropteris, Arpexylon, Biscalitheca, Botrychioxylon, Botryopteris, Chacassopteris, Clepsydropsis, Dineuron, Diplolabis, Etapteris, Grammatopteris, Gymnoneuropteris, Langoxylon, Metaclepsydropsis, Microzygia, Monoscalitheca, Protoclepsydropsis, Protothamnopteris, Radstockia, Schizostachys, Selenopteris, Stauropteris, Stelastellara, Unatheca, Zygopteridaceae, Zygopteris
Subtaxa: Arachnoxylon Iridopteris Reimannia
Ecology: "photoautotroph"
Distribution: