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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Flies (Diptera) » "Aschiza" » Hover Flies (Syrphidae) » Eristalinae » Milesiini » Xylotina » Chalcosyrphus
Photo#1164008
Unknown syrphid fly - Chalcosyrphus
Copyright © 2015 Mark H Brown

Unknown syrphid fly - Chalcosyrphus
Del Valle Regional Park, Alameda County, California, USA
July 10, 2015
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Contributed by Mark H Brown on 8 November, 2015 - 10:09pm
Last updated 9 November, 2015 - 10:50am

Moved
Moved from Syrphid Flies.
… Kelsey J.R.P. Byers, 9 November, 2015 - 10:50am login or register to post comments

Weird - this fly really looks
Weird - this fly really looks like Chalcosyrphus chalybeus, but they are a central US-east coast species (diptera.org: "Minnestoa to Quebec, s. to Kansas, Mississippi & Georgia").
… Kelsey J.R.P. Byers, 9 November, 2015 - 4:28am login or register to post comments

 
Somebody thinks it lives in California
Boldsystems has a map dot from California, without details: http://www.boldsystems.org/index.php/Taxbrowser_Taxonpage?taxid=48269.
… John F. Carr, 9 November, 2015 - 2:07pm login or register to post comments

 
Looks like Chalcosyrphus to m
Looks like Chalcosyrphus to me. There are a lot of species on the Checklist but this is certainly a gray area in Syrphid identification.
… Bill Dean, 9 November, 2015 - 10:22am login or register to post comments

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