[Class] Cyanobacteria "Stanier (1974)", nom. inval. - cyanoprokaryotes see Class Cyanophyceae Hauck (1885)
   Order Synechococcales Hoffmann, Komárek & Kaštovský (2005), nom. inval. [paraphyletic] see Order Synechococcales Hoffmann et al. 2005 nom. nud.
     Family Schizotrichaceae Elenkin (1949) see Family Schizotrichaceae Elenkin 1949
       1 Genus Dasygloea Thwaites ex Gomont (1892) see Genus Dasygloea Thwaites ex Gomont 1892
       2 Genus Schizothrix Kütz. ex Gomont (1892) see Genus Schizothrix Kützing ex Gomont 1892