Phylum Cyanobacteria (ex Stanier 1974) Cavalier-Smith 2002 stat. inval. - cyanobacteria see Phylum Cyanobacteriota Oren et al. 2022 Subgroup Chroococcacean Genus Gloeobacter Rippka, Waterbury & Cohen-Baz. (1974), nom. inval. see Genus Gloeobacter Rippka, Waterbury & Cohen-Baz. (2013)