Centrotarphyceras subundosum Ulrich et al., 1942 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Cephalopoda family Tarphyceratidae genus Centrotarphyceras species Centrotarphyceras subundosum Name Homonyms Centrotarphyceras subundosum Ulrich et al., 1942