Cymbella cistula (Hemprich) Grunow Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Cymbellales family Cymbellaceae genus Cymbella species Cymbella cistula Name Homonyms Cymbella cistula (Ehrenberg) O.Kirchner, 1878 Cymbella cistula Schmidt, 1875 Cymbella cistula (Hemprich) Grunow Cymbella cistula Cohn