Ringicula clarki Gardner, 1916 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Gastropoda order Cephalaspidea family Ringiculidae genus Ringicula species Ringicula clarki Name Synonyms Ringicula clarki (Durham, 1944) Homonyms Ringicula clarki Gardner, 1916 Ringicula clarki (Durham, 1944)