Tephritis hyoscyami
Tephritis hyoscyami is a species of fly in the family Tephritidae, the gall flies. It is found in the Palearctic. The larvae feed on Carduus crispus, Carduus nutans, and Cirsium species.
It is found in the United Kingdom, Scandinavia south to France, Romania and the Caucasus, east Russia, and China.