Hexapods - insects see Epiclass Hexapoda Latreille, 1825
   Class Insecta Linnaeus, 1758 - insects
     Subclass Dicondylia Haeckel, 1866
       Infraclass Pterygota Lang, 1888
         Division Ephemeroptera Hyatt & Arms, 1890
           Order Ephemeroptera Hyatt & Arms, 1891 - mayflies
             Suborder Pisciforma
               Superfamily Siphlonuroidea Ulmer, 1920
                 Family Siphlonuridae Ulmer, 1920
                   1 Genus Edmundsius Day, 1953
                   2 Genus Parameletus Bengtsson, 1908
                   3 Genus Siphlonisca Needham, 1909
                   4 Genus Siphlonurus Eaton, 1868