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 †Aneurophytophyta Bold (1973) see Subphylum Aneurophytophytina Doweld (2001)
             Subphylum †Archaeopteridophytina Doweld (2001) [monotypic]
               3 Class †Archaeopteridopsida Takht. (1978) [monotypic]