Kingdom Fungi R.T.Moore (1980) - fungi
   Phylum Chytridiomycota Doweld (2001)
     Class Chytridiomycetes Moebius (1929)
       Genus Perolpidium Doweld (2014), incertae sedis [monotypic]
         1 Perolpidium saccatumᵀ (Sorokīn) Doweld