observed in Belgium, only known from 3 provinces.
young larva makes a white blotch mine in a lower leaf of Prunus
spinosa. Later on, it lives in a thick web, often several larvae
in the same web. Pupation in a dense white silken cocoon amongst
detritus on the ground. The pupa hibernates.
adults fly from early May till mid June. They occasionally come
Namur, Wellin, 03 May 2003.
(Photo © Leo Janssen)