Kingdom Fungi R.T.Moore (1980) - fungi
   Phylum Chytridiomycota Doweld (2001)
     Class Chytridiomycetes Moebius (1929)
       Genus Blyttiomyces A.F. Bartsch (1939), incertae sedis
         Blyttiomyces spinulosusᵀ (A. Blytt) A.F. Bartsch (1939)