Epitonium umbilicatum (Pease, 1869) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Gastropoda family Epitoniidae genus Epitonium species Epitonium umbilicatum Name Synonyms Depressiscala umbilicata (Pease, 1869) Epitonium confusum T.Nakayama, 1995 Epitonium oahuense Pilsbry, 1921 Scalaria confusa E.A.Smith, 1890 Scalaria umbilicata Pease, 1869 Homonyms Epitonium umbilicatum (Pease, 1869)