Cirsotrema multiperforatum (G.B.Sowerby II, 1874) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Gastropoda family Epitoniidae genus Cirsotrema species Cirsotrema varicosum Name Homonyms Cirsotrema multiperforatum (G.B.Sowerby II, 1874)