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 Xylariomycetidae O.E. Erikss. & Winka (1997)
           Order Amphisphaeriales D.Hawksw. & O.E. Erikss. (1986)
             Family Apiosporaceae K.D.Hyde, J. Fröhl., Joanne E. Taylor & M.E.Barr (1998)
               1 Genus Arthrinium Kunze (1817), nom. sanct.
               2 Anamorph genus Endocalyx Berk. & Broome (1876)
               3 Anamorph genus Scyphospora L.A. Kantsch. (1928)