Oscillatoria williamsii Dataset NCBI Taxonomy Rank SPECIES Classification phylum Cyanobacteriota class Cyanophyceae order Oscillatoriales family Oscillatoriaceae genus Oscillatoria species Oscillatoria williamsii Name Synonyms Oscillatoria williamsii Drouet, 1948 Homonyms Oscillatoria williamsii Oscillatoria williamsii Drouet, 1948 Oscillatoria williamsii MEV