Pinnularia borealis Ehrenberg Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Naviculales family Pinnulariaceae genus Pinnularia species Pinnularia borealis Name Homonyms Pinnularia borealis Ehrenberg, 1843 Pinnularia borealis Mayer, 1925