Chlorobiota C.Jeffrey ex Doweld (2001) - plants see Subkingdom Viridiplantae Caval.-Sm. (1981) Pteridobiotina Britton & A. Br. (1896) Monilophyta Cantino & Donoghue Marattiopsida Doweld (2001) see Subclass Marattiidae Klinge (1882) †Zygopteridales Emberger (1944) 1 †Zygopteridaceae P.Bertrand ex D.H.Scott (1912) 2 †Rhacophyton Crép. (1875) 3 †Tedeleaceae D.A.Eggert & T.N.Taylor 4 †Psalixochlaenaceae Holmes (1981) 5 †Sermayaceae Eggert & Delevoryas (1967), nom. cons. prop.