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Diptera.info :: Identification queries :: Diptera (eggs, larvae, pupae)
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larvae in Yucca shoot
Thomas Brand
#1 Print Post
Posted on 10-06-2013 11:19
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Hello,

I found larvae feeding on/in a Yucca shoot tip, which obviously suffers .... Is there any Diptera known to feed on Yucca? Is it Syrphidae? If it is necessary, I can try to make a more detailed picture of a larva.

Thanks a lot!
Thomas
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Thomas Brand
#2 Print Post
Posted on 10-06-2013 11:20
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Pic 2
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Paul Beuk
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Posted on 10-06-2013 12:15
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Just wondering whether the larvae are the cause of the damage or are just profiting from it... I suspect these are larvae of an acalyptrate fly. The consitions are similar to those that might harbour larvae of Setisquamalonchaea fumosa but that is just a long shot. I suggest you try to rear them.
Paul

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lauragisloti
#4 Print Post
Posted on 10-06-2013 15:27
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Thomas Brand wrote:
Hello,

I found larvae feeding on/in a Yucca shoot tip, which obviously suffers .... Is there any Diptera known to feed on Yucca? Is it Syrphidae? If it is necessary, I can try to make a more detailed picture of a larva.

Thanks a lot!
Thomas


Thomas,

In South America, Neosilba perezi (Lonchaeidae) is found feeding on cassava shoots
 
Thomas Brand
#5 Print Post
Posted on 11-06-2013 10:29
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Thanks! I will try to rear them. However, I have no experience ind oing so and just hope that there will be some success ...

Thomas
 
lauragisloti
#6 Print Post
Posted on 11-06-2013 17:09
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Great! Please tell me if adults emerge.
 
Thomas Brand
#7 Print Post
Posted on 12-06-2013 09:31
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I will certainly need your help to identify it - would be hopeless without this forum in this challenge! As soon as I have a photo of pupa and/or adult I have to ask again.

Thomas
 
lauragisloti
#8 Print Post
Posted on 12-06-2013 12:26
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It will be a pleasure to collaborate! See Neosilba perezi larvae in cassava shoots.
lauragisloti attached the following image:


[42.74Kb]
Edited by lauragisloti on 12-06-2013 12:28
 
Iain MacGowan
#9 Print Post
Posted on 13-06-2013 09:17
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very interesting - Just hope that yopu manage to breed through a male so that Laura can make an identification - it will almost certainly require an examination of the genitalia

http://lonchaeidae.myspecies.info/
Iain MacGowan
 
Thomas Brand
#10 Print Post
Posted on 27-06-2013 07:56
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Hi,

after one week abscence I found today three adults, unfortunately dead. I am not able to make good photos of them. Sorry. But I could send the bodies to some of you specialists (perferable Germany/Europe). Anybody there?
There are two more pupae as far as I can see (maybe inside the plant debris are more).

Thomas
 
Iain MacGowan
#11 Print Post
Posted on 01-07-2013 10:18
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Thomas

Is it possible to take a very geneal picture of the bodies just so I can see if they are Lonchaeidae ?? they should be all shining balck with black halteres
Iain MacGowan
 
Thomas Brand
#12 Print Post
Posted on 02-07-2013 11:11
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Hello,

no, not black halteres or bodies. But the colour might be changed because I stored them in alcohol for a short time.
I attach two photos.

regards
Thomas
Thomas Brand attached the following image:


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Edited by Thomas Brand on 02-07-2013 11:12
 
Thomas Brand
#13 Print Post
Posted on 02-07-2013 11:13
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Second picture for today.
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Paul Beuk
#14 Print Post
Posted on 02-07-2013 12:41
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Anthomyiidae
Paul

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Thomas Brand
#15 Print Post
Posted on 03-07-2013 06:11
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Thanks. Probably the larvae are rather scavengers than pests, right?
Thomas
 
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