Sipunculus nudus var. tesselatus Costa, 1853 Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Animalia phylum Sipuncula class Sipunculidea order Sipunculiformes family Sipunculidae genus Sipunculus species Sipunculus nudus Name Homonyms Sipunculus nudus tesselatus (Rafinesque, 1814) Sipunculus nudus var. tesselatus Costa, 1853