Delphinula granulosa Grateloup, 1828 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Gastropoda order Trochida family Colloniidae genus Homalopoma species Homalopoma granulosum Name Homonyms Delphinula granulosa Grateloup, 1828 Delphinula granulosa Krauss, 1848