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 †Lepidodendrales Haeckel (1868)
           Family †Tessellariaceae Eichw. (1854) [monotypic]
             1 Genus †Tessellaria (Schimp. & A.Moug.) Eichw. (1852)