Last modified: Oct. 17, 2025, 1:56 p.m.
A very rare xerothermic species, first discovered in Belgium at Sclessin in 1935 (LG).
Few records since but all before 1980. Very likely extinct.
Native
Hibernates as a larva. The adults come to light.
The adults fly in one generation a year from late August till October.
The larva feeds on the roots of various grass species.