Mastigocoleus testarum Dataset NCBI Taxonomy Rank SPECIES Classification phylum Cyanobacteriota class Cyanophyceae order Nostocales family Hapalosiphonaceae genus Mastigocoleus species Mastigocoleus testarum Name Synonyms Mastigocoleus testarum Lagerheim ex Bornet et Flahault 1887 Homonyms Mastigocoleus testarum Mastigocoleus testarum Lagerheim ex Bornet et Flahault 1887