oxyphototroph prokaryotes - bacteria see Domain Bacteria Woese et al. 1990 stat. inval.
   Class Cyanoprokaryota Komárek & Golubić 1990 nom. nud. - cyanoprokaryotes
     Order Chroococcales Ardissone (1887) see Order Chroococcales corrig. Ardissone 1887
       01 Family Chroococcaceae Nägeli (1849) see Family Chroococcaceae Nägeli 1849
       02 Family Synechococcaceae Komárek & Anagn. (1995) see Family Synechococcaceae Komárek and Anagnostidis 1995
       03 Family Merismopediaceae Elenkin (1933) see Family Microcystaceae Elenkin 1933
       04 Family Chamaesiphonaceae Borzì (1878) see Family Chamaesiphonaceae Borzì 1878
       05 Family Entophysalidaceae Geitler (1925) see Family Chroococcaceae Nägeli (1849)
       06 Family Microcystaceae Elenkin (1933) see Family Microcystaceae Elenkin 1933
       07 Family Xenococcaceae Ercegović (1932) see Family Hydrococcaceae Kützing 1843
       08 Family Dermocarpellaceae F. Ginsburg-Ardré ex T. Christensen (1978) see Family Hydrococcaceae Kützing 1843
       09 Family Hyellaceae Borzì (1914) see Family Hydrococcaceae Kützing (1843)
       10 Family Hydrococcaceae Kützing (1843) see Family Hydrococcaceae Kützing 1843
       11 Family Gloeobacteraceae Komárek & Anagn. (1995), nom. inval. [monotypic] see Family Gloeobacteraceae Komárek and Anagnostidis 1995 nom. inval.