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| » Stats |
Members: 50,157
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Top Poster: glsammy (15,069) | | Welcome to our newest member, Ye Olde Justin | |  | 
10-07-2011, 05:39 PM
|  | Officer of the Wild Empire | | Join Date: Jul 2008 Location: Near the Brownwich and Chilling cliffs
Posts: 981
| | | Trying to nail some common hoverflies, pleeease After yesterday's hopeless attempt I'd love to know if I'm getting this or not.  I've been re-reading yesterday's tips, plus other threads (again starring Jason, Janet and Geoff!) and hope, pray these today are...
First two Eupeodes corollae? 
And then Eupeodes latifasciatus ?? 
And lastly, another Sphaerophoria scripta ?? (Wings shorter)  | 
10-07-2011, 07:59 PM
| | Commander of the Wild Empire | | Join Date: Jan 2008 Location: S. Devon
Posts: 3,897
| | | Re: Trying to nail some common hoverflies, pleeease Sometimes, I'm afraid, a few hoverflies don't comply with the standard 'company colour scheme'
And this applies your middle pair of photos.
It isn't 'typical' E. latifasciatus but I struggle to fit it in anywhere else.
My first alternative was E. luniger but the eye angle seems to be too wide. The long slightly dipped wing vein isn't sufficiently dipped to be Lapposyrphus.
The yellow wing stigma rules out Dasysyrphus species.
So I am rather forced to return to a slightly varied abdomen colouration of E. latifasciatus; probably.
One extra clue with this species is the width of the plain area between the back of the eyes and the start of the rear eye hair fringe. Known as the Occiput. But this is often difficult to see in photos; as with this case.
Perhaps somebody else can make a few suggestions.
ps. I agree with the others. | 
10-07-2011, 08:31 PM
|  | Officer of the Wild Empire | | Join Date: Jul 2008 Location: Near the Brownwich and Chilling cliffs
Posts: 981
| | | Re: Trying to nail some common hoverflies, pleeease Quote:
Originally Posted by Geoff F Sometimes, I'm afraid, a few hoverflies don't comply with the standard 'company colour scheme'
So I am rather forced to return to a slightly varied abdomen colouration of E. latifasciatus; probably.
One extra clue with this species is the width of the plain area between the back of the eyes and the start of the rear eye hair fringe. Known as the Occiput. But this is often difficult to see in photos; as with this case.
| Thanks very much indeed Geoff. As ever your answer widens my eyes to the scale of complexity involved, and leaves me in awe. But at least I feel progress with 2 out of 3. I don't suppose either of these shots help re the odd ball? (It was in the sitting room before I rescued it.)  | 
10-07-2011, 08:51 PM
|  | Commander of the Wild Empire | | Join Date: Nov 2008 Location: Lincoln
Posts: 4,826
| | | Re: Trying to nail some common hoverflies, pleeease Well done!
#2 is a male Eupeodes luniger, spots are comma shaped and don't reach the sides. E. latifasicatus spots are usually joined, don't reach the sides and are ski-glasses shaped.
Janet
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10-07-2011, 09:40 PM
|  | Officer of the Wild Empire | | Join Date: Jul 2008 Location: Near the Brownwich and Chilling cliffs
Posts: 981
| | | Re: Trying to nail some common hoverflies, pleeease Brill - Very many thanks Geoff and Janet. You're very generous with your help!  Rhona |  | | | Thread Tools | | | | Display Modes | Linear Mode |
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