Campylodiscus incertus A.Smith Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Surirellales family Surirellaceae genus Campylodiscus species Campylodiscus incertus Name Homonyms Campylodiscus incertus Schmidt, 1875 Campylodiscus incertus A.Smith