Orthopyxis certidens (Fraser, 1947) Fraser, 1947 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Cnidaria class Hydrozoa order Leptothecata family Campanulariidae genus Campanularia species Campanularia certidens Name Homonyms Orthopyxis certidens (Fraser, 1947) Fraser, 1947