Domain Eucaryota
   Subdomain Chlorota Doweld (2001)
     Kingdom Bacillariobiota Doweld (2001)
       Subkingdom Saprolegniobiotina Doweld (2001)
         Phylum Developayellomycota Doweld (2001) [monotypic]
           1 Class Developayellomycetes Doweld (2001) [monotypic]