Eunotia pectinalis var. ventricosa Grunow Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Eunotiales family Eunotiaceae genus Eunotia species Eunotia pectinalis Name Homonyms Eunotia pectinalis var. ventricosa (Ehrenberg) Grunow, 1881 Eunotia pectinalis f. ventricosa (Ehrenberg) Grunow, 1881 Eunotia pectinalis f. ventricosa (Grunow) Mayer, 1916