Caecum bimarginatum P.P.Carpenter, 1859 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Gastropoda order Littorinimorpha family Caecidae genus Caecum species Caecum bimarginatum Name Homonyms Caecum bimarginatum P.P.Carpenter, 1859 Caecum bimarginatum Dautzenberg, 1912