If not otherwise stated all my observations are from Slovenia. Exact location can be found under linked image (the one with checkmark).
How do I do to 1/100 mm exact measuremets of bugs ..--> http://agrozoo.net/jsp/Help.jsp?p1=help_object_measure&l2=en
In this case the gall has been taken over by the inquiline Dichatomus acerinus
So, with time some Apocrita wasps should come out, AFAIK from both specieses.
If not otherwise stated all my observations are from Slovenia. Exact location can be found under linked image (the one with checkmark).
How do I do to 1/100 mm exact measuremets of bugs ..--> http://agrozoo.net/jsp/Help.jsp?p1=help_object_measure&l2=en