Order Diptera Linnaeus, 1758 - true flies, mosquitoes, gnats
   Brachycera Zetterstedt, 1842
     Cyclorrhapha
       Muscomorpha Sharp, 1894
         Schizophora
           Calyptratae
             Superfamily Oestroidea Leach, 1815
               1 Family Calliphoridae (Brauer & von Bergenstamm, 1889) - blowflies, bluebottles, greenbottles, etc.
               2 Family Rhinophoridae
               3 Family Sarcophagidae Macquart, 1834 - flesh flies
               4 Family Tachinidae Robineau-Desvoidy, 1830 - tachinid flies
               5 Family Gasterophilidae see Subfamily Gasterophilinae (Girschner, 1896)
               6 Family Hypodermatidae see Subfamily Hypodermatinae
               7 Family Oestridae Leach, 1815