Kingdom Chlorobiota C.Jeffrey ex Doweld (2001) - plants see Subkingdom Viridiplantae Caval.-Sm. (1981)
   Subkingdom Pteridobiotina Britton & A. Br. (1896)
     Superdivision Cycadophytanae Doweld (2001) see Superphylum Cycadophytanae Doweld (2001)
       Division Ginkgophyta Bessey (1907) [monotypic] see Phylum Ginkgophyta Bessey (1907)
         Class Ginkgoopsida Engl. (1897)
           Order †Umaltolepidiales A.V.Novikov & B. Barabasz-Krasny (2015), orth. inval. [monotypic] see Order Umaltolepidales Doweld (2001)
             Family †Umaltolepidiaceae orth. inval. see Family Umaltolepidaceae Zhi Y.Zhou (1990), nom. cons. prop.
               1 Genus †Pseudotorellia Florin (1936)
               2 Genus †Toretzia Stanisl. (1973)
               3 Genus †Umaltolepis Krassilov (1972)