Kingdom Chlorobiota C.Jeffrey ex Doweld (2001) - plants see Subkingdom Viridiplantae Caval.-Sm. (1981)
   Subkingdom Lycopodiobiotina Doweld (2001)
     Division Lycopodiophyta D.H.Scott (1900) see Phylum Lycopodiophyta D.H.Scott (1900)
       Class Isoëtopsida Rolle (1884)
         Order Isoëtales Prantl (1874)
           Family †Chaloneriaceae Pigg & G.W.Rothwell (1983)
             Genus †Sporangiostrobus H. Bode (1928)