Phylum Arthropoda Siebold, 1848 - arthropods
Status: extant
   Class Insecta Linnaeus, 1758 - insects
  Status: extant
     Subclass Pterygota Lang, 1888 - winged insects see Infraclass Pterygota Lang, 1888
    Status: extant
       Division Exopterygota Sharp, 1899
      Status: extant
         Order Ephemeroptera Hyatt & Arms, 1891 - mayflies
        Status: extant
           Family Caenidae Newman, 1853
          Status: extant