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)
           Order Ophiostomatales Benny & Kimbr. (1980)
             Family Ophiostomataceae Nannf. (1932)
               Anamorph genus Hawksworthiomyces Z.W. de Beer, Marinc. & M.J. Wingf. (2016)