Phylum Bryophyta A.Braun (1864) - bryophytes
   Class Bryopsida McClatchie (1897) - mosses
     Subclass Bryidae Engl. (1892) - mosses
       Superorder Hypnanae W.R.Buck & Goffinet, 2000, nom. inval. see Superorder Hypnanae W.R.Buck & Goffinet ex W.R. Buck, C.J. Cox, A.J. Shaw & Goffinet (2005)
         Order Hypnales W.R. Buck & Vitt
           Family Pterigynandraceae Schimp.
             1 Genus Habrodon Schimp. (1860)
             2 Genus Heterocladium Bruch & Schimp. (1852)
             3 Genus Iwatsukiella W.R.Buck & H.A. Crum (1978)
             4 Genus Myurella Bruch & Schimp. (1853)
             5 Genus Pterigynandrum Hedw. (1801)
             6 Genus Trachyphyllum A.Gepp (1901)