Pinacoceras polydactylum (von Mojsisovics, 1873) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Cephalopoda order Ceratitida family Gymnitidae genus Placites species Placites polydactylus Name Homonyms Pinacoceras polydactylum (von Mojsisovics, 1873)