Potamanthellus caenoides (Ulmer, 1939) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Arthropoda class Insecta order Ephemeroptera family Neoephemeridae genus Potamanthellus species Potamanthellus caenoides Name Homonyms Potamanthellus caenoides (Ulmer, 1939)