Dolium costatum var. maculatum Tryon, 1885 Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Animalia phylum Mollusca class Gastropoda order Littorinimorpha family Tonnidae genus Tonna species Tonna dolium Name Homonyms Dolium costatum var. maculatum Lamarck, 1822 Dolium costatum var. maculatum Tryon, 1885 Dolium costatum maculatum (Lamarck, 1822)