Polymastia spinula Cabioch, 1968 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Porifera class Demospongiae order Polymastiida family Polymastiidae genus Polymastia species Polymastia spinula Name Homonyms Polymastia spinula Bowerbank, 1866 Polymastia spinula Cabioch, 1968