Tritonium nodulus Tapparone Canefri, 1881 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Gastropoda order Littorinimorpha family Cymatiidae genus Gutturnium species Gutturnium muricinum Name Homonyms Tritonium nodulus Tapparone Canefri, 1881 Tritonium nodulus Link, 1807