Tolypothrix fragilis (Gardner 1927) Geilter 1932 Dataset NCBI Taxonomy Classification phylum Cyanobacteriota class Cyanophyceae order Nostocales family Tolypothrichaceae genus Tolypothrix species Tolypothrix fragilis Name Homonyms Tolypothrix fragilis Tolypothrix fragilis (Gardner 1927) Geilter 1932