Dawsonoceras fimbriatum (de Sowerby & Murchison, 1839) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Cephalopoda order Nautilida family Nautilidae genus Dawsonoceras species Orthoceras fimbriatum Name Homonyms Dawsonoceras fimbriatum (de Sowerby & Murchison, 1839)