Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
   Subphylum Pezizomycotina O.E. Erikss. & Winka (1997)
     Class Eurotiomycetes O.E. Erikss. & Winka (1997)
       Subclass Chaetothyriomycetidae Doweld (2001)
         Family Strigulaceae Zahlbr. (1898)
           1 ?Genus Oletheriostrigula Huhndorf & R.C. Harris (1996)
           2 Genus Phylloblastia Vain. (1921)
           3 Genus Strigula Fr. (1823), nom. sanct.