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| 1 | 2 |  » Stats |
Members: 50,156
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| | Welcome to our newest member, angelina50 | |  | 
11-09-2011, 07:24 PM
|  | Commander of the Wild Empire | | Join Date: Dec 2008 Location: Gloucestershire
Posts: 2,757
| | | 2 hoverflies for ID please
1,Found on ivy: 
No2 found in a web:  
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One touch of nature makes the whole world kin. (Shakespeare) |
11-09-2011, 07:28 PM
|  | Knight Grand Cross of the Wild Empire | | Join Date: Jul 2007 Location: London
Posts: 11,831
| | | Re: 2 hoverflies for ID please
Syrphus and Episyrphus balteatus. |
12-09-2011, 03:16 PM
| | Commander of the Wild Empire | | Join Date: Dec 2008 Location: Gloucestershire
Posts: 2,757
| | | Re: 2 hoverflies for ID please
Would No.1 be S. vitripennis?
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One touch of nature makes the whole world kin. (Shakespeare) |
12-09-2011, 03:35 PM
|  | Officer of the Wild Empire | | Join Date: Jul 2008 Location: Near the Brownwich and Chilling cliffs
Posts: 981
| | | Re: 2 hoverflies for ID please
Quote:
Originally Posted by Hedera  Would No.1 be S. vitripennis? | Unless my notes are messed up (again) I'm guessing that Jason will say > Could be yes, unless it has hairs in its eyes, in which case, no, S. torvus...
I've also written down from somebody ?Jason, Geoff, Janet? that 'In preserved specimens you could also check the microtrichia on the wing: entirely covered in S. torvus, while large parts are bare in S. vitripennis.'
Hmmm.  |
12-09-2011, 05:18 PM
| | Knight Grand Cross of the Wild Empire | | Join Date: Jul 2007 Location: London
Posts: 11,831
| | | Re: 2 hoverflies for ID please
Yes, your Syrphus will be either vitripennis or torvus. | | |
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