Cymbella austriaca f. minor Grunow Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Cymbellales family Cymbellaceae genus Cymbella species Cymbella austriaca Name Homonyms Cymbella austriaca f. minor Grunow Cymbella austriaca f. minor Allorge & Manguin, 1941