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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Flies (Diptera) » "Aschiza" » Hover Flies (Syrphidae) » Syrphinae » Syrphini » Scaeva » Scaeva affinis
Photo#1738233
Female Scaeva from east side of Sierra Nevada - Scaeva affinis - female
Copyright © 2019 Aaron Schusteff

Female Scaeva from east side of Sierra Nevada - Scaeva affinis - Female
Upper Short Canyon, Kern County, California, USA
April 2, 2016
On flowers of Lepidium fremontii. A male was seen nearby:

   

Scaeva pyrastri and Eupeodes volucris can easily be mistaken for one another. Females of the latter have a much larger black area on the vertex, and usually have a narrow yellow margin along the posterior edge of the scutellum:

    Scaeva pyrastri       Eupeodes volucris

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Female Scaeva from east side of Sierra Nevada - Scaeva affinis - female Female Scaeva from east side of Sierra Nevada - Scaeva affinis - female
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Contributed by Aaron Schusteff on 12 October, 2019 - 2:43am

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