Argyresthia brockeella (Hübner, )
on Alnus, Betula
In late summer the larva feeds in a bud, but before the winter, almost full grown, it enters a male catkin. The catkin becomes somewhat distorted; it has an opening at the tip, through which frass is elected. Pupation external.
Agassiz (1996a), Buhr (1964a), Bengtsson & Johansson (2011a), Friese (1969a), Konečná (2013a), Kozlov & Kullberg (2010a).