Aulacodiscus kittonii Arnott Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Coscinodiscales family Aulacodiscaceae genus Aulacodiscus species Aulacodiscus kittonii Name Homonyms Aulacodiscus kittonii Arnott ex Ralfs, 1861 Aulacodiscus kittonii Arnott Aulacodiscus kittonii (Janisch) Sims & Holmes, 1983