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 Chroococcaceae Nägeli (1849) see Family Chroococcaceae Nägeli 1849
         1 Form genus Asterocapsa H.J. Chu (1952) see Genus Asterocapsa Chu 1952
         2 Genus Chroococcus C. Nägeli (1849) see Genus Chroococcus Nägeli 1849
         3 Form genus Cyanokybus J. Schiller (1956) see Genus Cyanokybus Schiller 1956
         4 Form genus Cyanosarcina Kováčik (1988) see Genus Cyanosarcina Kováčik 1988
         5 Form genus Gloeocapsopsis Geitler ex Komárek (1993) see Genus Gloeocapsopsis Geitler ex Komárek 1993
         6 Genus "Merismopedia" F.J.F. Meyen (1839) see Genus Merismopedia Meyen 1839
         7 Form genus Nephrococcus Y.Y. Li (1984) see Genus Nephrococcus Li 1984
         8 Form genus Pseudocapsa A. Ercegović (1925) see Genus Pseudocapsa Ercegović 1925