Caloneis silicula subsp. truncatula Cleve Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Naviculales family Naviculaceae genus Caloneis species Caloneis silicula Name Homonyms Caloneis silicula subsp. truncatula Cleve Caloneis silicula var. truncatula (Grunow) Cleve, 1894 Caloneis silicula f. truncatula (Grunow) Cleve, 1894