Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
   Subphylum Pezizomycotina O.E. Erikss. & Winka (1997)
     Class Sordariomycetes O.E. Erikss. & Winka (1997)
       Subclass Xylariomycetidae O.E. Erikss. & Winka (1997)
         Order Xylariales Nannf. (1932)
           Family Hypoxylaceae DC. (1805)
             01 Genus Alloanthostomella Daranag., Camporesi & K.D.Hyde (2016)
             02 Genus Annulohypoxylon Y.M. Ju, J.D. Rogers & H.M. Hsieh (2005)
             03 Genus Anthocanalis D.A. Daranag., Camporesi & K.D.Hyde (2015)
             04 Genus Chlorostroma A.N. Mill., Lar.N. Vassiljeva & J.D. Rogers (2007)
             05 Genus Daldinia Ces. & De Not. (1863), nom. cons.
             06 Genus Entonaema Möller (1901)
             07 Genus Hypoxylon Bull. (1791), nom. cons.
             08 Genus Jackrogersella L. Wendt, Kuhnert & M. Stadler (2017)
             09 Genus Neoanthostomella D.Q. Dai & K.D.Hyde (2016)
             10 Genus Pseudoanthostomella Daranag., Camporesi & K.D.Hyde (2016)
             11 Genus Phylacia Lév. (1845)
             12 Genus Pyrenomyxa Morgan (1895)
             13 Genus Pyrenopolyporus Lloyd (1917)
             14 Genus Rhopalostroma D.Hawksw. (1977)
             15 Genus Rostrohypoxylon J. Fourn. & M. Stadler (2010)
             16 Genus Ruwenzoria J. Fourn., M. Stadler, Læssøe & Decock (2010)
             17 Genus Thamnomyces Ehrenb. (1820), nom. sanct.
             18 Genus Thuemenella Penz. & Sacc. (1898)