Cocconeis maxima f. maxima Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Mastogloiales family Mastogloiaceae genus Mastogloia species Mastogloia maxima Name Homonyms Cocconeis maxima f. maxima Cocconeis maxima var. maxima Cocconeis maxima f. maxima