Phascolosoma procerum Gerould, 1913 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Sipuncula class Sipunculidea order Golfingiiformes family Golfingiidae genus Thysanocardia species Thysanocardia catharinae Name Homonyms Phascolosoma procerum Möbius, 1875 Phascolosoma procerum Gerould, 1913