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 Sematophyllaceae Broth. (1905), nom. cons.
             01 Genus Acanthorrhynchium M.Fleisch. (1919)
             02 Genus Acritodon H.Rob. (1964)
             03 Genus Acroporium Mitt. (1868)
             04 Genus Allioniellopsis Ochyra (1982)
             05 Genus Aptychella (Broth.) Herzog (1916)
             06 Genus Aptychopsis (Broth.) M.Fleisch. (1923)
             07 Genus Brotherella Loeske ex M.Fleisch. (1914)
             08 Genus Chinostomum nom. null. see Genus Chionostomum Müll.Hal. (1869)
             09 Genus Clastobryella M.Fleisch. (1923)
             10 Genus Clastobryophilum M.Fleisch. (1923)
             11 Genus Clastobryopsis M.Fleisch. (1923)
             12 Genus Clastobryum Dozy & Molk. (1846)
             13 Genus Colobodontium Herzog (1951)
             14 Genus Donnellia Austin (1880)
             15 Genus Foreauella Dixon & P. de la Varde (1927)
             16 Genus Gammiella Broth. (1908)
             17 Genus Hageniella Broth. (1910)
             18 Genus Heterophyllium (Schimp.) Müll.Hal. ex Kindb. (1894)
             19 Genus Isocladiella Dixon (1931)
             20 Genus Leptoischyrodon Dixon (1932)
             21 Genus Macrohymenium Müll.Hal. (1847)
             22 Genus Mastopoma Cardot (1901)
             23 Genus Meiotheciella B.C. Tan, W.B. Schofield & H.P. Ramsay
             24 Genus Meiothecium Mitt. (1868)
             25 Genus Papillidiopsis (Broth.) W.R.Buck & B.C. Tan
             26 Genus Paranapiacabaea W.R.Buck & Vital
             27 Genus Potamium Mitt. (1869)
             28 Genus Pseudohypnella (Broth.) M.Fleisch. (1923)
             29 Genus Pterogonidium Müll.Hal. (1897)
             30 Genus Pterogoniopsis Müll.Hal. (1879)
             31 Genus Pylaisiadelpha Cardot (1912)
             32 Genus Pylaisiopsis (Broth.) Broth. (1909) see Genus Pylaisia Schimp. (1851), nom. cons., orth. cons.
             33 Genus Radulina W.R.Buck & B.C. Tan
             34 Genus Rhaphidostichum M.Fleisch. (1923)
             35 Genus Schraderella Müll.Hal. (1879)
             36 Genus Schroeterella Herzog (1916)
             37 Genus Sematophyllum Mitt. (1864)
             38 Genus Struckia Müll.Hal. (1893)
             39 Genus Taxitheliella Dixon (1935)
             40 Genus Taxithelium Spruce ex Mitt. (1869)
             41 Genus Timotimius W.R.Buck
             42 Genus Trichosteleum Mitt. (1868)
             43 Genus Trismegistia (Müll.Hal.) Müll.Hal. (1896)
             44 Genus Trolliella Herzog (1939)
             45 Genus Warburgiella Müll.Hal. (1900)
             46 Genus Wijkia H.A. Crum (1971)