Margarites johnsoni Rehder, 1937 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Gastropoda order Trochida family Margaritidae genus Margarites species Margarites vahlii Name Homonyms Margarites johnsoni Rehder, 1937 Margarites johnsoni Dall, 1921