Alisphaera unicornis Okada & McIntyre, 1977 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista phylum Haptophyta class Prymnesiophyceae family Alisphaeraceae genus Alisphaera species Alisphaera unicornis Name Homonyms Alisphaera unicornis Okada & McIntyre, 1977