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Identification

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)

Biology

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

Distribution

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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

Synonym(s)

No Synonyms

Common name(s)


No common name