Actinocyclus ehrenbergii Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Coscinodiscales family Hemidiscaceae genus Actinocyclus species Actinocyclus ehrenbergii Name Homonyms Actinocyclus ehrenbergii Ralfs, 1861 Actinocyclus ehrenbergii Schumann, 1867