Posterula sarsii japonica Canu & Bassler, 1929 Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Animalia phylum Bryozoa class Gymnolaemata order Cheilostomatida family Umbonulidae genus Posterula species Posterula sarsii Name Homonyms Posterula sarsii japonica Canu & Bassler, 1929