Toxoceras bituberculatus (d'Orbigny, 1842) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Cephalopoda family Ancyloceratidae genus Crioceratites species Crioceratites bituberculatus Name Homonyms Toxoceras bituberculatus (d'Orbigny, 1842)