Domain Bacteria Woese et al. 1990 Phylum Cyanobacteria (ex Stanier 1974) Cavalier-Smith 2002 - cyanobacteria Class "Cyanobacteria" Cavalier-Smith, 2002 Subsection II Subgroup II see Family II Form genus Chroococcidiopsis L. Geitler 1933 [ICBN] Form genus Myxosarcina H. Printz 1921 [ICBN] Form genus Pleurocapsa G. Thuret in F. Hauck 1885 [ICBN]