Wollemanniceras keilhacki (Wollemann, 1904) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Cephalopoda family Desmoceratidae genus Callizoniceras species Callizoniceras keilhacki Name Homonyms Wollemanniceras keilhacki (Wollemann, 1904)