It is not possible to distinguish between Z. purpuralis and a Z. minos. Genitalia dissection is the only way.
	Flight-period Central Europe: from Mid May to Mid August
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Imago | ||||||||||||||||||||||||
Conservation Status in Austria: Least Concern (LC)
| NE | DD | LC | NT | VU | EN | CR | RE | EX | |
|---|---|---|---|---|---|---|---|---|---|
| Austria | 
It is not possible to distinguish between Z. purpuralis and a Z. minos. Genitalia dissection is the only way.