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| 1 | 2 | » Stats |
Members: 50,153
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Top Poster: glsammy (15,069) | | Welcome to our newest member, NeilYoungForever | |  | 
14-05-2010, 06:20 PM
| | Officer of the Wild Empire | | Join Date: Sep 2007 Location: Caldbeck, Cumbria
Posts: 766
| | | Small dark winged empid This is from the same site as the last one I posted, but it's all black & a lot smaller ( WL 7mm ). I think it's Rhamphomyia sp., possibly R.crassiorostris, but there seem to be a lot of similar looking species.
Peter  | 
14-05-2010, 07:48 PM
|  | Commander of the Wild Empire | | Join Date: Jun 2007 Location: Barnsley
Posts: 1,727
| | | Re: Small dark winged empid Looks like Rhamphomyia to me (s.s., that is - don't want to cause confusion).
Probably something around R.sulcata but would need the specimen to be certain.
__________________ John Coldwell | 
14-05-2010, 08:50 PM
| | Officer of the Wild Empire | | Join Date: Sep 2007 Location: Caldbeck, Cumbria
Posts: 766
| | | Re: Small dark winged empid John, if you had the specimen what would you be looking for to help with ID ? | 
15-05-2010, 05:40 AM
|  | Commander of the Wild Empire | | Join Date: Jun 2007 Location: Barnsley
Posts: 1,727
| | | Re: Small dark winged empid Hi Peter,
Within Rhamphomyia s.s. the sulcata/sulcatella/sulcatina group are characterised by having pale halteres, black spines beneath hind femora, hairy prosternum and front and hind tarsi not particularly bristly. Of the three, sulcata is the common one. Of course, I didn't take any account of these features in my original suggestion - if I did that with every fly-photo on WAB I wouldn't have time to go to work!
Cheers,
John
__________________ John Coldwell | 
15-05-2010, 07:59 AM
| | Officer of the Wild Empire | | Join Date: Sep 2007 Location: Caldbeck, Cumbria
Posts: 766
| | | Re: Small dark winged empid Hello John
I really do appreciate all the trouble you take. We'd be lost without you 
I've had a look & the halteres are pale yellow, the prosternum is hairy, the hind femora have long ventral & posterior spines, but the hind tarsus is quite bristly compared with the mid & front.
Best wishes
Peter |  | | | Thread Tools | | | | Display Modes | Linear Mode |
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