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Riodina lycisca
That's it, Daniele, keep trying!!! ;-) I have a new finding that I think you will like:
http://www.projectnoah.org/spottings/764...
You're welcome asergio! This one was tricky, I found it indirectly! Check:
http://www.learnaboutbutterflies.com/Ama...
There are still some in your collection which are puzzling me... haven't given up yet!