Phylum Basidiomycota R.T.Moore (1980) - basidiomycetes
   Subphylum Agaricomycotina Doweld (2001)
     Class Agaricomycetes Doweld (2001)
       Order Agaricales Underw. (1899)
         Family Mythicomycetaceae Vizzini, Consiglio & M. Marchetti (2019)
           1 Genus Mythicomyces Redhead & A.H.Sm. (1986)
           2 Genus Stagnicola Redhead & A.H.Sm. (1986)