Class Cyanoprokaryota Komárek & Golubić 1990 nom. nud. - cyanoprokaryotes
   Subclass Oscillatoriophycidae Hoffmann, Komárek & Kaštovský (2005), nom. inval.
     Order Chroococcales Ardissone (1887) see Order Chroococcales corrig. Ardissone 1887
       Family Entophysalidaceae Geitler (1925) see Family Chroococcaceae Nägeli (1849)
         Form genus Cyanodermatium L. Geitler (1933) see Genus Cyanodermatium Geitler 1933