Patula bilamellata (G.B.Sowerby I, 1844) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Gastropoda order Stylommatophora family Charopidae genus Helenodiscus species Helenodiscus bilamellatus Name Homonyms Patula bilamellata (G.B.Sowerby I, 1844)