Domain Eucaryota
   Subdomain Chlorota Doweld (2001)
     Kingdom Chlorobiota C.Jeffrey ex Doweld (2001) - plants see Subkingdom Viridiplantae Caval.-Sm. (1981)
       Subkingdom Pteridobiotina Britton & A. Br. (1896)
         Superphylum Cycadophytanae Doweld (2001)
           Phylum †Peltaspermophyta Doweld (2001) see Division Pteridospermatophyta Meyen
             Class †Arberiopsida Doweld (2001)
               1 Order †Dicranophyllales Archangelsky & Cúneo (1990) [monotypic]
               2 Order †Vojnovskyales Neub. (1955)
               3 Order †Arberiales S.V.Meyen (1982) [monotypic] - glossopterids