? producta W.Smith Dataset GBIF Backbone Taxonomy Rank UNRANKED Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Naviculales family Naviculaceae genus Navicula species Navicula producta Name Homonyms ? producta Scudder, 1879 ? producta Sars G.O., 1874 ? producta Cullison, 1944 ? producta W.Smith ? producta Brues, 1933