Hippothoa cornuta aporosa Levinsen, 1909 Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Animalia phylum Bryozoa class Gymnolaemata order Cheilostomatida family Hippothoidae genus Antarctothoa species Antarctothoa aporosa Name Homonyms Hippothoa cornuta var. aporosa Levinsen, 1909