Lobesia occidentis Falkovitsh, 1970
49.1810 (B&F: 1105)
Lobesia euphorbiana sensu auctt. nec (Freyer, )
A very rare resident only known from two sites since 1980. It has been netted during the day in June near Arundel and larvae have been found feeding on wood spurge in Westdean Woods. (Pratt, 2011).