Kingdom Chlorobiota C.Jeffrey ex Doweld (2001) - plants see Subkingdom Viridiplantae Caval.-Sm. (1981)
   Subkingdom Bryobiotina Campb. (1890)
     Division Marchantiophyta Stotler & Crand.-Stotl. (2000) see Phylum Marchantiophyta Stotler & Crand.-Stotl. (2000)
       Class Jungermanniopsida Stotler & Crand.-Stotl. (1977) - leafy liverworts
         Subclass Metzgeriidae Barthol.-Began (1990)
           Order Metzgeriales Chalaud
             1 Family Metzgeriaceae H. Klinggr.
             2 Family Aneuraceae H. Klinggr.
             3 Family Mizutaniaceae Furuki & Z. Iwats. [monotypic]