After Parker, 1982

<==o Plectomycetes ()
   |--o Ascosphaerales ()
   |  |-- Ascosphaeraceae ()
   |  `-- Monascaceae ()
   |--o Gymnascales ()
   |  |-- Gymnoascaceae ()
   |  `-- Onygenaceae ()
   |--o Eurotiales ()
   |  |-- Cephalothecaceae ()
   |  |-- Amorphothecaceae ()
   |  |-- Trichocomaceae ()
   |  `-- Ophiostomataceae ()
   |--o Microascales ()
   |  `-- Microascaceae ()
   `--o Elaphomycetales ()
      `-- Elaphomycetaceae ()

Reference(s):