Crassispira nigerrima (G.B.Sowerby I, 1834) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Gastropoda order Neogastropoda family Pseudomelatomidae genus Crassispira species Crassispira nigerrima Name Synonyms Crassispira cornuta Sowerby, 1834 Crassispira thiarella Kiener, 1839 Pleurotoma nigerrima G.B.Sowerby I, 1834 Homonyms Crassispira nigerrima (G.B.Sowerby I, 1834)