I assume this must be a highly damaged male Great Sooty Satyr. The absence of most of the starboard hind-wing
![Sad :(](./images/smilies/icon_sad.gif)
at least gives a good view of the fore-wing. It was seen in the Alpes-Maritimes at about 175 metres altitude, and is the first time I have knowingly seen one
![Very Happy :D](./images/smilies/icon_biggrin.gif)
.
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Colin