Phylum Bryophyta A.Braun (1864) - bryophytes
   Class Bryopsida McClatchie (1897) - mosses
     Subclass Bryidae Engl. (1892) - mosses
       Superorder Bryanae Goffinet & W.R. Buck
         Order Orthotrichales Dixon
           Family Orthotrichaceae Arn.
             Genus Macrocoma (Hornsch. ex Müll.Hal.) Grout (1944)