Coelosphaera antarctica Koltun, 1976 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Porifera class Demospongiae order Poecilosclerida family Coelosphaeridae genus Coelosphaera species Coelosphaera antarctica Name Synonyms Coelosphaera appendiculata antarctica Koltun, 1976 Homonyms Coelosphaera antarctica Koltun, 1976