Cotteroceras compressum Ulrich & Foerste, 1936 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Cephalopoda family Proterocameroceratidae genus Cotteroceras species Cotteroceras compressum Name Homonyms Cotteroceras compressum Ulrich & Foerste, 1936