Nitzschia M Kelly Dataset GBIF Backbone Taxonomy Rank GENUS Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Bacillariales family Bacillariaceae genus Nitzschia Name Homonyms Nitzschia A.H.Hassall, 1845 Nitzschia Denny, 1842 Nitzschia Baer, 1826 Nitzschia M Kelly