? nodulosa Bréb. Dataset GBIF Backbone Taxonomy Rank UNRANKED Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Naviculales family Naviculaceae genus Navicula species Navicula nodulosa Name Homonyms ? nodulosa Quenstedt, 1887 ? nodulosa Sandberger, 1842 ? nodulosa Bréb. ? nodulosa Stål, 1861