living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Plantae Haeckel (1866) - plants
       Subkingdom Embryobionta Cronquist, Takht. & W.Zimm.
         Division Bryophyta A.Braun (1864) - mosses and liverworts see Phylum Bryophyta A.Braun (1864)
           Class Bryopsida McClatchie (1897) - mosses
             Subclass Bryidae Engl. (1892) - mosses
               Superorder Haplolepideae see Subclass Dicranidae Doweld (2001)
                 Order Buxbaumiales M. Fleisch.
                   Family Buxbaumiaceae Schimp.
                     1 Genus Buxbaumia Hedw. (1801)
                     2 Genus Diphyscium D. Mohr (1803)
                     3 Genus Theriotia Cardot (1904) see Genus Diphyscium D. Mohr (1803)
                     4 Genus Muscoflorschuetzia Crosby (1978) see Genus Diphyscium D. Mohr (1803)