Order Diptera Linnaeus, 1758 - true flies, mosquitoes, gnats
   Brachycera Zetterstedt, 1842
     Cyclorrhapha
       Muscomorpha Sharp, 1894
         Schizophora
           Acalyptratae
             Superfamily Diopsoidea Billberg, 1820
               1 Family Megamerinidae Hendel, 1913
               2 Family Psilidae Macquart, 1835
               3 Family Tanypezidae Rondani, 1856