? nitidula Montagu, 1803 Dataset GBIF Backbone Taxonomy Rank UNRANKED Classification kingdom Animalia phylum Mollusca class Gastropoda order Cephalaspidea family Retusidae genus Retusa species Retusa nitidula Name Homonyms ? nitidula Richter, 1869 ? nitidula Meek & Worthen, 1860 ? nitidula Fabricius, 1792 ? nitidula Ulrich, 1879 ? nitidula LeConte, 1853 ? nitidula Montagu, 1803