Phylum Cyanobacteria (ex Stanier 1974) Cavalier-Smith 2002 stat. inval. - cyanobacteria see Phylum Cyanobacteriota Oren et al. 2022 Subgroup Oscillatorian Genus Pseudoanabaena Lauterborn 1915 see Genus Pseudanabaena R. Lauterborn (1915)