The Glamorgan Moth Group are a group of local moth enthusiasts devoted to the study and conservation of moths within the Vice County of Glamorgan, in south Wales.
Species account from Moths of Glamorgan (Gilmore, Slade & Stewart, 2009):
Another hawthorn feeder, but the mine is initially filled with reddish-brown frass, which then becomes more of a blotch with a narrower line of blackish frass.
