Cymbella gracilis Wang Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Cymbellales family Cymbellaceae genus Cymbella species Cymbella gracilis Name Homonyms Cymbella gracilis (Rabenhorst) Cleve, 1894 Cymbella gracilis (Ehrenberg) Kützing, 1844 Cymbella gracilis Wang