The Syrphinae constitute one of the three subfamilies of the fly family Syrphidae. Most larvae of this subfamily feed on aphids. It is a monophyletic group with more than 1,600 species.^[1]

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  Melanostoma sp.
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  Platycheirus albimanus (male)
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  Ocyptamus fuscipennis
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  Sphaerophoria sp. (female)
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  Syrphus sp. (male)
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  Toxomerus marginatus
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  Larva of Syrphus sp. feeding on aphids
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  Puparium of Eupeodes americanus

• Bugguide,net Subfamily Syrphinae
• [1] Encyclopedia of Life
• Zoological Journal of the Linnean Society The phylogeny and systematics of European predacious Syrphidae (Diptera) based on larval and puparial stages
• Annual Review of Entomology Bionomics and Physiology of Aphidophagous Syrphidae