Phylum Basidiomycota R.T.Moore (1980) - basidiomycetes
   Subphylum Pucciniomycotina R. Bauer, Begerow, J.P. Samp., M. Weiss & Oberw. (2006)
     Class Cystobasidiomycetes R. Bauer, Begerow, J.P. Samp., M. Weiss & Oberw. (2006)
       Order Buckleyzymales R.L. Zhao & K.D.Hyde (2017)
         1 Family Buckleyzymaceae Q.M. Wang, F.Y. Bai, M. Groenew. & Boekhout (2015)