Navicula producta W.Sm. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Naviculales family Neidiaceae genus Neidium species Neidium productum Name Homonyms Navicula producta W.Smith, 1853 Navicula producta Pantocsek, 1905 Navicula producta Ralfs, 1861 Navicula producta Brébisson Navicula producta (Grunow) Forti, 1902