asexual fungi R.T.Moore (1980) - fungi
   Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
     Subphylum Pezizomycotina O.E. Erikss. & Winka (1997)
       Class Sordariomycetes O.E. Erikss. & Winka (1997)
         Subclass Diaportheomycetidae orth. inval. see Subclass Diaporthomycetidae Senan., Maharachch. & K.D.Hyde (2015)
           Family Woswasiaceae H. Zhang, K.D.Hyde & Maharachch. (2017), incertae sedis
             1 Genus Woswasia Jaklitsch, Réblová & Voglmayr (2013)
             2 Genus Xylochrysis Réblová (2014)