questions of some items in Nature

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Ulrich
posted by A Ulrich
Posted on Friday October 12, 2007 at 12:38. 798 visits. ( permalink )
have you seen something and you do not exactly know what it is? Maybe someone can help
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be so free and post additional pictures or items.

This topic has been edited by Ulrich 5 years ago.

7 Replies

exilpaelzer
exilpaelzer says:
Is this an oak leaf? If yes, the gall-former could be caused by Cynips quercusfolii (Eichengallwespe, gall wasp). If not, there seem to be more than 10 000 other possible 'suspects'. So, for non-biologists almost impossible to tell...:(
5 years ago
Ulrich
A Ulrich replies:
yes it is an oak leave - but i do not find in wikipedia the round ball under gall wesp
5 years ago
exilpaelzer
exilpaelzer replies:
I think this looks quite close to your photo:
commons.wikimedia.org/wiki/Image:Cynips_quercusfolii_Galle_fg01.JPG
5 years ago
Ulrich
A Ulrich replies:
thanks for the deep link -i think you are right
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5 years ago
Ulrich edited this reply 5 years ago.
Courlis
Courlis says:
Belongs probably to the family of Cynipidae (order Hymenoptera)

Géry
5 years ago

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