Sphacelaria iridaeophytica Nagai, 1932 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista phylum Ochrophyta class Phaeophyceae order Sphacelariales family Sphacelariaceae genus Sphacelaria species Sphacelaria rigidula Name Homonyms Sphacelaria iridaeophytica Nagai, 1932