Figure above :  Wing-venation of a number of representatives of the family Asilidae  ( Brachycera-orthorrapha).
      Reading from left to right and from top to bottom :
      179 -- Leptogaster  cylindrica DeG.
      180 -- Promachus  leoninus Lw.
      181 -- Heteropogon  scoparius Lw.
      182 -- Bathypogon  brachypterus MACQ.
      183 -- Laphria  marginata Lw.
      184 -- Dasythrix  grisea HERM.

(From HENNIG, 1954)

Here  Leptogaster (179) clearly shows the venational grounplan of the family.

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