Sphaerotylus vanhoeffeni Hentschel, 1914 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Porifera class Demospongiae order Polymastiida family Polymastiidae genus Sphaerotylus species Sphaerotylus vanhoeffeni Name Synonyms Sphaerotylus capitatus var. vanhoeffeni Hentschel, 1914 Homonyms Sphaerotylus vanhoeffeni Hentschel, 1914