Grammatophora Dataset GBIF Backbone Taxonomy Rank GENUS Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Rhabdonematales family Grammatophoraceae genus Grammatophora Name Homonyms Grammatophora Grammatophora C.G.Ehrenberg, 1840 Grammatophora Stephens, 1829 Grammatophora Duméril & Bibron, 1837