Tremanotus dilatatus (de Sowerby & Murchison, 1839) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Gastropoda family Bellerophontidae genus Bellerophon species Bellerophon dilatatus Name Homonyms Tremanotus dilatatus (Portlock, 1843) Tremanotus dilatatus Tremanotus dilatatus (de Sowerby & Murchison, 1839)