Knightoceras oxylobatum Miller & Downs, 1948 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Cephalopoda order Nautilida family Koninckioceratidae genus Knightoceras species Knightoceras oxylobatum Name Homonyms Knightoceras oxylobatum Miller & Downs, 1948