Kretania sephirus

It is found in Eastern Europe, the Caucasus, and Asia Minor.

[3] Many sephirus populations are threatened, and are legally protected in some countries, such as Hungary.

[4] From Adalbert Seitz's Die Großschmetterlinge des palaearktischen Faunengebietes: L. sephyrus Friv.

The ants heap soil and debris at the bases of plants into which the larvae move to pupate.

[4] Media related to Kretania sephirus at Wikimedia Commons