Cypraea helvola argella (Melville, 1888) Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Animalia phylum Mollusca class Gastropoda order Littorinimorpha family Cypraeidae genus Naria species Naria helvola Name Homonyms Cypraea helvola argella (Melville, 1888) Cypraea helvola var. argella Melvill, 1888