Kingdom Chlorobiota C.Jeffrey ex Doweld (2001) - plants see Subkingdom Viridiplantae Caval.-Sm. (1981)
   Subkingdom Lycopodiobiotina Doweld (2001)
     Division †Rhyniophyta Cronquist, Takht. & Zimmerm. (1966) see Phylum Rhyniophyta Cronquist, Takht. & Zimmerm. (1966)
       Class †Rhyniopsida Krysht. (1925)
         Order †Cooksoniales Doweld (2001)
           Family †Cooksoniaceae H. Banks ex D.Edwards (1970)
             1 Genus †Aberlemnia Gonez & Gerrienne (2010)
             2 Genus †Cooksonia W.H.Lang (1937)
             3 Genus †Uskiella Shute & D.Edwards (1989)
             4 Genus †Yunia S.G. Hao & C.B.Beck (1991)