Class Cyanoprokaryota Komárek & Golubić 1990 nom. nud. - cyanoprokaryotes
   [Subclass Nostocophycideae Hoffmann, Komárek & Kaštovský (2005), nom. inval., orth. inval. [monotypic]] see Subclass Nostocophycidae Hoffmann, Komárek & Kaštovský (2005), nom. inval.