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. Genus †Toretzia Stanisl. (1973)