Taxon Search
  Plantae
      Magnoliophyta
             [Angiospermae]
         Eudicots
             Core Eudicots
               Rosids
               Malvids
                    Malvales
                            Malvaceae
                                    Pterygota
                Palaeoptera
                    Ephemeroptera
                      Setisura
                            Heptageniidae
                                    Acanthomola
                                    Anepeorus
                                    Cinygma
                                    Cinygmula
                                    Ecdyonurus
                                    Epeorus
                                    Heptagenia
                                    Iron
                                    Ironodes
                                    Ironopsis
                                    Leucrocuta
                                    Maccaffertium
                                    Macdunnoa
                                    Nixe
                                    Raptoheptagenia
                                    Rhithrogena
                                    Spinadis
                                    Stenacron
                                    Stenonema