Mitra subquadrata G.B.Sowerby II, 1874 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Gastropoda order Neogastropoda family Costellariidae genus Vexillum species Vexillum subquadratum Name Homonyms Mitra subquadrata G.B.Sowerby II, 1874