oxyphototroph prokaryotes - bacteria see Domain Bacteria Woese et al. 1990 stat. inval.
   Class Cyanoprokaryota Komárek & Golubić 1990 nom. nud. - cyanoprokaryotes
     Order Stigonematales Geitler (1925) see Order Nostocales Borzì (1914)
       Family Chlorogloeopsaceae (A.K. Mitra) A.K. Mitra & D.C. Pandey (1967) see Family Chlorogloeopsidaceae Mitra & Pandey (1967)
         1 Genus Chlorogloeopsis A.K. Mitra & D.C. Pandey (1967) see Genus Chlorogloeopsis Mitra and Pandey 1967
         2 Form genus Heterocyanococcus H. Kufferath (1929) see Genus Heterocyanococcus Kufferath 1929