Rivularia biasolettiana Menegh. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Bacteria phylum Cyanobacteria class Cyanobacteriia order Cyanobacteriales family Nostocaceae genus Rivularia species Rivularia biasolettiana Name Homonyms Rivularia biasolettiana Menegh. ex Bornet & Flahault Rivularia biasolettiana Menegh.