Rhithrogena flavianula (McDunnough, 1924) Dataset Rank SPECIES Classification kingdom Animalia phylum Arthropoda class Insecta order Ephemeroptera family Heptageniidae genus Rhithrogena species Rhithrogena flavianula Name Synonyms Heptagenia flavianula McDunnough, 1924 Homonyms Rhithrogena flavianula (McDunnough, 1924)