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 Hypocreomycetidae O.E. Erikss. & Winka (1997)
           Order Hypocreales Lindau (1897)
             Family Niessliaceae Kirschst. (1939)
               1 Genus Eucasphaeria Crous (2007)
               2 Anamorph genus Myrtacremonium Crous (2017)
               3 Genus Niesslia Auersw. (1869)
               4 Genus Trichosphaerella E. Bommer, M. Rousseau & Sacc. (1891)
               5 Genus Valetoniellopsis Samuels & M.E.Barr (1998)