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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Flies (Diptera) » "Aschiza" » Hover Flies (Syrphidae) » Syrphinae » Syrphini » Syrphus » Syrphus opinator
Photo#1001889
Syphid on Blue Elderberry tree flowers - Syrphus opinator - female
Copyright © 2014 Arthur Scott Macmillan

Syphid on Blue Elderberry tree flowers - Syrphus opinator - Female
Santa Cruz, Santa Cruz County, California, USA
September 26, 2014

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Syphid on Blue Elderberry tree flowers - Syrphus opinator - female Syphid on Blue Elderberry tree flowers - Syrphus opinator - female Syphid on Blue Elderberry tree flowers - Syrphus opinator
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Contributed by Arthur Scott Macmillan on 27 September, 2014 - 12:55pm
Last updated 16 January, 2015 - 2:35pm

Although the markings overlap
Although the markings overlap the side margins, I think this is still Syrphus opinator from the frons and shape of the abdominal markings. Vockeroth mentions that markings can sometimes overlap sides.
… Bill Dean, 11 November, 2016 - 8:23pm login or register to post comments

Moved
Moved from Syrphini.
… Martin Hauser, 30 December, 2014 - 10:29pm login or register to post comments

wing veins
I don't recall how to describe this, but the veins in the left wing, roughly #4 and 5 form the outside are distinctive, they match a Syrphus opinator in the guide, and where that cross vein occurs, I didn't find it in the species you were looking at.
… Scott Peden, 29 September, 2014 - 11:39pm login or register to post comments

 
I think Dr. Evil came up with the names for ...
I think Dr. Evil came up with the names for veins and cells. I thought that Genus Syrphus did not show "margination" of the edge between the dorsal and ventral sides of the abdomen. I may be wrong about this as well. I was thinking this was marginated, but now I'm not sure. The black stripes are broken upon closer inspection. But I am going to remain neutral.
… Arthur Scott Macmillan, 30 September, 2014 - 12:30am login or register to post comments

Moved
Moved from Syrphid Flies.
… John S. Ascher, 29 September, 2014 - 8:14pm login or register to post comments

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