Halichondria borealis (Miklucho-Maclay, 1870) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Porifera class Demospongiae order Suberitida family Halichondriidae genus Halichondria species Halichondria sitiens Name Homonyms Halichondria borealis (Miklucho-Maclay, 1870)