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Under construction
Taxon: Genus †Callixylon Zalessky (1911) (plant)
Classification by:

Kingdom Chlorobiota C.Jeffrey ex Doweld (2001) - plants see Subkingdom Viridiplantae Caval.-Sm. (1981)
Count: [**] 10p;24c;72o;262f;1685g; †5p;17c;56o;141f;593g
   Subkingdom Pteridobiotina Britton & A. Br. (1896)
  Count: [**] 6p;9c;20o;58f;370g; †2p;12c;42o;103f;488g
     Superdivision Cycadophytanae Doweld (2001) see Superphylum Cycadophytanae Doweld (2001)
    Count: [**] 5p;5c;9o;12f;83g; †2p;12c;37o;72f;361g
       Division †Progymnospermophyta Bold et al. see Phylum Progymnospermophyta Lang (1925)
      Count: [†*] †2c;7o;7f;23g [7 Apr 2023]
         Class †Progymnospermopsida Beck (1960) see Clade Pan-Spermatophyta Cantino & Donoghue 2007 [Cantino, Doyle & Donoghue 2020]
        Count: [†*] †4o;4f;14g [1 Apr 2023]
           Order †Archaeopteridales W.Zimm. (1930) [monotypic]
          Count: [†*] †1f;7g [1 Apr 2023]
             Family †Archaeopteridaceae Nicholson & Lydekker (1889)
            Count: [†*] †7g [1 Apr 2023]
               Genus †Callixylon Zalessky (1911)
              Count: -

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Last updated: 1 Feb 2024