Cymbella ventricosa var. ovata Prescott, 1976 Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Cymbellales family Cymbellaceae genus Cymbella species Cymbella ventricosa Name Homonyms Cymbella ventricosa var. ovata (Grun.) Cleve Cymbella ventricosa var. ovata Grunow Cymbella ventricosa var. ovata Prescott, 1976