Phorbia incana (Brische, 1881)
Upper-surface but quite deep blotch, “originating from short galleries”; frass in a central line; feeding lines conspicuous. At the atart of the mine a lower surface egg shell.
Larvae in July.
Not known from the Benelux countries (Fauna Europaea, 2011).
distribution within Europe
The species was described from Poland (Gdansk).
After the initial description the species was never found again.