[Class] Cyanobacteria "Stanier (1974)", nom. inval. - cyanoprokaryotes see Class Cyanophyceae Hauck (1885)
   Order Oscillatoriales Schaffner (1922) [paraphyletic] see Order Oscillatoriales Schaffner 1922
     Family Homoeotrichaceae A.A. Elenkin (1949) see Family Microcoleaceae Komárek, J. Kaštovský, J. Mareš & J.R.Johans. (2014), nom. illeg.
       Genus Tildenia Kossinskaja (1926), nom. illeg. see Genus Setchelliella G. De Toni (1936)