asexual fungi R.T.Moore (1980) - fungi
   Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
     Subphylum Pezizomycotina O.E. Erikss. & Winka (1997)
       Class Dothideomycetes O.E. Erikss. & Winka (1997)
         Order Microthyriales G. Arnaud (1918), incertae sedis
           Family Microthyriaceae Sacc. (1883)
             1 Genus Asterinella Theiss. (1912)
             2 Anamorph genus Hansfordiella S.Hughes (1951)
             3 Anamorph genus Leptothyrium Kunze (1823)