Coscinodiscus normanii Gregory Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Coscinodiscales family Coscinodiscaceae genus Coscinodiscus species Coscinodiscus normanii Name Homonyms Coscinodiscus normanii Gregory ex Greville, 1859 Coscinodiscus normanii Gregory