Baetis gracilis Bogoescu & Tabacaru, 1957 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Arthropoda class Insecta order Ephemeroptera family Baetidae genus Nigrobaetis species Nigrobaetis gracilis Name Homonyms Baetis gracilis Bogoescu & Tabacaru, 1957