Epithemia zebra var. porcellus (Kütz.) Grunow Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Rhopalodiales family Rhopalodiaceae genus Epithemia species Epithemia adnata Name Homonyms Epithemia zebra var. porcellus (Kützing) Grunow, 1862 Epithemia zebra f. porcellus (Kützing) van der Werff & Huls, 1957