recently (1993) arrived species in Belgium, continuously spreading, mainly
via gardens in which the larval hostplant is present.
larva lives on Pyracantha coccinea and P. atalantioides.
Blotch mine on upperside of leaf, occupying the whole leaf when
full-grown. Pupation in the mine.
is not clear how many generations per year are produced. The adults
have been observed from early May till the end of September.
Antwerpen, Kontich, 18 July 2003.
(Photo © Leo Janssen)