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                                                                                                                                               Copyright S.Rae

Hairy eyes, yellow bands of 3rd and 4th targa are complete, wing membrane entirely trichose and hind femur black on about basal three-quarters (Vockeroth 1992).
                             (Source: Entomology collection (E.H. Strickland Entomological Museum) )

Length:8.6-13.3 mm (Vockeroth 1992)


Larvae of Syrphus torvus feed on several species of aphids (Láska and Starý, 1980).


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Alaska, Canada, South to California, Louisiana, Mississippi, Europe, Asia (Vockeroth, J.R. 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  Syrphus                                        Species                                        
                           Syrphus torvus Osten Sacken, 1875