? quebecensis Billings, 1865 Dataset GBIF Backbone Taxonomy Rank UNRANKED Classification kingdom Animalia phylum Mollusca class Gastropoda family Euomphalidae Name Homonyms ? quebecensis Provancher, 1881 ? quebecensis Clarke, 1908 ? quebecensis Billings, 1865 ? quebecensis Whiteaves, 1889 ? quebecensis Provancher, 1872