[Phylum] Cercozoa Cavalier-Smith, 1998
   Subphylum Endomyxa T. Cavalier-Smith, 2002
     Class Proteomyxidea Cavalier-Smith, 2002
       1 [Order] Reticulosida Cavalier-Smith, 2003
       3 Family Biomyxidae A.R. Loeblich Jr. & H. Tappan, 1961
       4 Family Rhizoplasmidae D. Bass et al., 2009
       5 Genus Gymnophrydium Dangeard, 1910
       6 Genus Borkovia K.A. Mikrjukov & A.P. Mylnikov, 1996