Knefastia olivacea (G.B.Sowerby I, 1834) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Gastropoda order Neogastropoda family Pseudomelatomidae genus Knefastia species Knefastia olivacea Name Synonyms Pleurotoma olivacea G.B.Sowerby I, 1834 Homonyms Knefastia olivacea (G.B.Sowerby I, 1834)