Navicula elliptica Kützing Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Naviculales family Diploneidaceae genus Diploneis species Diploneis elliptica Name Homonyms Navicula elliptica Hust. Navicula elliptica W.Smith, 1853 Navicula elliptica Kützing, 1844 Navicula elliptica Ehrenberg, 1844