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Diptera.info :: Identification queries :: Diptera (adults)
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Policheta unicolor (Fallen, 1820) [OK]
Marcello
#1 Print Post
Posted on 17-11-2013 19:18
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Location: Padua - Northeast Italy
Posts: 577
Joined: 01.07.12

Found today, without the camera was just a little black fly, then I reported it on the PC and seem to be a Tachinidae, small, dark metallic. Hairy eyes in the second half, below.

17.11.2013 - Northeast Italy

farm6.staticflickr.com/5480/10908546525_cc3296c563.jpg
Tachinidae di Marcello Consolo, su Flickr

Thanks for the help!

Ciao,
Marcello
Edited by Marcello on 27-11-2013 17:22
http://www.flickr...loconsolo/
 
ChrisR
#2 Print Post
Posted on 17-11-2013 21:06
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Very interesting ... not sure what it is without a specimen though Smile Did you have any more photos from different angles?
Edited by ChrisR on 17-11-2013 21:06
Manager of the UK Species Inventory in the Angela Marmont Centre for UK Biodiversity at the Natural History Museum, London.
 
http://tachinidae.org.uk
Marcello
#3 Print Post
Posted on 17-11-2013 21:40
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Location: Padua - Northeast Italy
Posts: 577
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Yeah, I thought it was a Muscidae otherwise I would taken the subject!
I have another shot but it's similar:

imageshack.com/scaled/640x480/132/h86t.jpg

Thank you!

Ciao,
Marcello
http://www.flickr...loconsolo/
 
Zeegers
#4 Print Post
Posted on 19-11-2013 18:28
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Location: Soest, NL
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Very interesting case.

First impression was Erynnia or Erynniopsis, but those have a clear petiole in the wing

So now I am thinking Elodia morio, a species I have very little experience with



Theo
 
ChrisR
#5 Print Post
Posted on 19-11-2013 18:40
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Elodia morio is a good call but it doesn't quite match my specimen here. Mine (a male reared from the host) lacks any trace of dusting on the thorax and the abdomen is broader with thinner/finer median discal & marginal bristles. I will have a look at the NHM tomorrow and see what we have there Smile
Manager of the UK Species Inventory in the Angela Marmont Centre for UK Biodiversity at the Natural History Museum, London.
 
http://tachinidae.org.uk
Marcello
#6 Print Post
Posted on 19-11-2013 22:32
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Location: Padua - Northeast Italy
Posts: 577
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Thanks Chris and Theo, I'm sorry to not have others photos, but the Tachinid was moving too fast around the flower and I had just the time for a few of shots before it has flown away.

The only way to help you is to zoom some parts Smile

Thanks!

Ciao,
Marcello
http://www.flickr...loconsolo/
 
Zeegers
#7 Print Post
Posted on 20-11-2013 09:44
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Location: Soest, NL
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Hi Marcello


The pictures are actually pretty decent for such a small fly.
We need to see tiny details, which does not make our life more easy.


Theo
 
Zeegers
#8 Print Post
Posted on 20-11-2013 09:49
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Location: Soest, NL
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Maybe we are barking up the wrong tree.
If you enter in tachinidae.eu
* facial ridge with setulae over 1/2
* occiput with only black haira
* apical scutellar setae weak, parallel or divergent

you end up with either Phytomyptera or Neoplectops.

??


Theo
 
Zeegers
#9 Print Post
Posted on 20-11-2013 09:52
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Location: Soest, NL
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And if you loosen the black hairs on occiput to 'with some white hairs', you can add Elodia.

Theo
 
Marcello
#10 Print Post
Posted on 20-11-2013 20:27
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Location: Padua - Northeast Italy
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Thank you Theo for the great help!

About Phytomyptera genus in the North Italy we have:

Phytomyptera nigrina
Phytomyptera bohemica
Phytomyptera cingulate
Phytomyptera stackelbergi
Phytomyptera vaccinii


but the genus Phytomyptera have the bare eyes, the subject in the photo have hairs in the lower part.

About Neoplectops genus it's present only in the South Italy with Neoplectops pomonellae but it have the bare eyes too.

Elodia genus, here we have Elodia ambulatoria and Elodia morio

The subject in the photo have only black air on the occiput (at least for what I can see), but it have a more long bristle (spine) at the mid tibia (Elodia genus).

I could make a chaetotaxy of the subject if it can help you (just because I have the HQ res of the photo) Smile

thank you again for your help!

Ref. "I Tachinidi della fauna Italiana. Pierfilippo Cerretti"

Ciao,
Marcello
Edited by Marcello on 20-11-2013 23:23
http://www.flickr...loconsolo/
 
ChrisR
#11 Print Post
Posted on 20-11-2013 23:20
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Just a quick shot of Elodia morio, for reference ... all of the NHM specimens lack dusting on the enterior portion of the thorax.
ChrisR attached the following image:


[112.72Kb]
Manager of the UK Species Inventory in the Angela Marmont Centre for UK Biodiversity at the Natural History Museum, London.
 
http://tachinidae.org.uk
Marcello
#12 Print Post
Posted on 20-11-2013 23:43
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Location: Padua - Northeast Italy
Posts: 577
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Hi Chris,

thank you for posting this photo!
You're right there is a lack of dusting on the anterior part of the thorax.
Can you confirm please that Elodia morio have the bare eyes?

Thanks!

Ciao,
Marcello

PS: I hope next week (weather permitting) to back in the place where I saw the Tachinid, if I found it again I'll catch it.
Edited by Marcello on 20-11-2013 23:48
http://www.flickr...loconsolo/
 
Zeegers
#13 Print Post
Posted on 21-11-2013 20:09
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Location: Soest, NL
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OK, so no Elodia.

It is not Phytomyptera, I would be very surprised.

So we are lost.


Theo
 
ChrisR
#14 Print Post
Posted on 21-11-2013 20:32
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I'll throw another into the hat - how about Leiophora innoxia?
Manager of the UK Species Inventory in the Angela Marmont Centre for UK Biodiversity at the Natural History Museum, London.
 
http://tachinidae.org.uk
Marcello
#15 Print Post
Posted on 21-11-2013 21:25
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Location: Padua - Northeast Italy
Posts: 577
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Leiophora innoxia I think seem a good one.

It's present in North Italy, eye with a few of hairs in the lower part (just like the subject), ocellar setae well developed and proclinate.
3 orbital reclinate upper setae, or 2 of the same length.
0-2 orbital proclinate setae in the male, 2 in the female.
White hairs in a portion of the posteroventral head (?).
Some or not black hairs behind the postocular line.

By "I tachinidi della fauna Italiana. Pierfilippo Cerretti"

What do you think?

Thanks for the help!

Marcello
http://www.flickr...loconsolo/
 
Zeegers
#16 Print Post
Posted on 24-11-2013 09:15
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Location: Soest, NL
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I have considered Leiophora at least three times, but it simply fails on the black hairs on the occiput.
Unless we have been very misled by the picture.....


Theo
 
Marcello
#17 Print Post
Posted on 24-11-2013 09:27
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Location: Padua - Northeast Italy
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Hi Theo,

later, when I back from work, I'll try to zoom only that part by another shot and then I post it here.

Thanks you!

Ciao,
Marcello
http://www.flickr...loconsolo/
 
Marcello
#18 Print Post
Posted on 24-11-2013 22:08
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Location: Padua - Northeast Italy
Posts: 577
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imagizer.imageshack.us/v2/xq90/51/kq7l.jpg
Edited by Marcello on 24-11-2013 22:09
http://www.flickr...loconsolo/
 
Zeegers
#19 Print Post
Posted on 25-11-2013 09:38
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Location: Soest, NL
Posts: 18532
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I am starting to consider that this might be an aberrant Erynniopsis antennata with open topcel. In some Erynniopsis, the petiole is much shorter than in other. I have seen more weird things...


It is definitely NOT Leiphora, I checked my collection.


Theo
 
neprisikiski
#20 Print Post
Posted on 25-11-2013 15:07
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Location: Lithuania
Posts: 876
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Policheta unicolor, I think.
Erikas
 
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