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                                                                                                                                               Copyright Andreas Haselböck

Ventrolaterally darkened face, frons dark along most of mid line, abdominal tergites 3 and 4 have entire or emarginate yellow to submetallic band (Vockeroth 1992).

Length: 7.0-10.0 mm (Vockeroth 1992)


Melangyna triangulifera is univoltine (Heiss 1938). Larvae of Melangyna triangulifera feed on several species of aphids (Láska and Starý 1980).


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Alaska, Canada, South to Colorado,Virginia, and North Carolina: Europe (Vockeroth 1992).

Taxonomic Hierarchy

 Kingdom  Animalia
      Phylum  Arthropoda
         Subphylum   Hexapoda
            Class   Insecta
               Subclass   Pterygota
                  Infraclass   Neoptera
                     Order  Diptera
                        Suborder   Brachycera
                           Infraorder   Muscomorpha                                Family  Syrphidae
                                 Subfamily   Syrphinae
                                    Tribe   Syrphini
                                       Genus  Melangyna                                        Species                                        
                      Melangyna triangulifera  (Zetterstedt, 1843)  


  Scaeva triangulifera Zetterstedt, 1843
  Syrphus oronoensis Metcalf, 1917
  Xanthogramma tenuis Osburn, 1908