Simnia vidleri (G.B.Sowerby Iii, 1881) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Gastropoda order Littorinimorpha family Ovulidae genus Simnia species Simnia arcuata Name Homonyms Simnia vidleri (G.B.Sowerby Iii, 1881)