very rare and local species occuring in only one province in our country.
larva lives in salt-marshes in a case with longitudinally attached pieces of grass, firmly attached to grass.
adults fly in one generation a year onwards from early May
towards June. The female is apterous and the male flies in
West-Vlaanderen, Knokke - Het Zwin, 11 May 2009.
male (Photo © Hans Henderickx)