eukaryotes see Domain Eukaryota Chatton, 1925
   Kingdom Fungi R.T.Moore (1980) - fungi
     Subkingdom Eomycota Caval.-Sm. (1998) see Kingdom Fungi R.T.Moore (1980)
       Phylum Chytridiomycota Doweld (2001)
         1 Class Parachytriomycetes Caval.-Sm. (2021)
         2 Class Chytridiomycetes Moebius (1929)
         3 Class Allomycetes Caval.-Sm. (1998) see Class Blastocladiomycetes Doweld (2001)