rare species in Belgium.
larva lives in a mine on the underside of a leaf of Vaccinium vitis-idaea.
The leaf margines are strongly attracted together, arching the upper
surface. Due to the incompletely eaten parenchyma the upper surface has
a dappled appearance. Pupation in the mine.
have been observed mainly during June and July and sometimes also during August and September.
Belgium, Liège, Eupen, 02 November 2009.
mine on Vaccinium vitis-idaea
(Photo © Jean-Yves Baugnée)