Cyrtospira bicurvata Ulrich & Scofield, 1897 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Gastropoda order Littorinimorpha family Calyptraeidae genus Cyrtospira species Cyrtospira bicurvata Name Homonyms Cyrtospira bicurvata Ulrich & Scofield, 1897