Caudatella jacobi (McDunnough, 1939) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Arthropoda class Insecta order Ephemeroptera family Ephemerellidae genus Caudatella species Caudatella jacobi Name Synonyms Ephemerella jacobi McDunnough, 1939 Ephemerella orestes Allen & Edmunds, 1961 Homonyms Caudatella jacobi (McDunnough, 1939)