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 Lycopodiopsida Bartl. (1830)
         Order †Protolepidodendrales Koidzumi (1939)
           01 Family †Archaeosigillariaceae Koidzumi ex Nakai (1943) [monotypic]
           02 Family †Protolepidodendraceae Zimmerm. (1930)
           03 Family †Eleutherophyllaceae Kräusel & Weyland (1949)
           04 Family †Atasudendraceae Jurina (1993) [monotypic]
           05 Family †Blasariaceae Senkevitsch (1961)
           06 Family †Jurinodendraceae Doweld (2001), nom. illeg. [monotypic] see Family Cyclostigmataceae Haught. (1860)
           07 Family †Omphalophloiaceae Nakai (1943)
           08 Family †Leptophloeaceae Kräusel & Weyland (1949)
           09 Family †Lepidosigillariaceae Kräusel & Weyland (1949)
           10 Family †Sublepidodendraceae Kräusel & Weyland (1949)