Acanthoceras Dataset GBIF Backbone Taxonomy Rank GENUS Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Chaetocerotales family Acanthocerataceae genus Acanthoceras Name Homonyms Acanthoceras Kützing, 1842 Acanthoceras Neumayr, 1875 Acanthoceras Honigmann