[Class] Cyanobacteria "Stanier (1974)", nom. inval. - cyanoprokaryotes see Class Cyanophyceae Hauck (1885)
   Order Oscillatoriales Schaffner (1922) [paraphyletic] see Order Oscillatoriales Schaffner 1922
     Family Borziaceae Borzì (1914) [monotypic] see Family Borziaceae Borzì 1914
       Genus Borzia F.J. Cohn ex Gomont (1892) see Genus Borzia Cohn ex Gomont 1892