organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain eukaryotes see Domain Eukaryota Chatton, 1925
     related to multicellular groups
       Phylum Myxozoa Grassé, 1970, incertae sedis - myxozoans see Subphylum Myxozoa Grassé, 1970
         Class Myxosporea Bütschli, 1881
           Order Bivalvulida Shulman, 1959
             Suborder Variisporina Lom & Noble, 1984
               Family Myxidiidae Thélohan, 1892
                 Genus Myxidium Bütschli, 1882
                   1 Myxidium leei A. Diamant et al., 1994 see Enteromyxum leei (A. Diamant et al., 1994)
                   2 Myxidium lieberkuehniᵀ Bütschli, 1882
                   3 Myxidium truttae
                   4 Myxidium salvelini