Polymastia agglutinas Ridley & Dendy, 1887 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Porifera class Demospongiae order Polymastiida family Polymastiidae genus Polymastia species Polymastia agglutinans Name Homonyms Polymastia agglutinas Ridley & Dendy, 1887