Ecdyonurus helveticus Eaton, 1883 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Arthropoda class Insecta order Ephemeroptera family Heptageniidae genus Ecdyonurus species Ecdyonurus helveticus Name Synonyms Ecdyonurus bollenganus Navás, 1933 Ecdyurus helveticus Eaton, 1887 Ecdyurus italicus Eaton, 1885 Homonyms Ecdyonurus helveticus Eaton, 1883