Gracillaria syringella (lilac leafminer or privet leafminer) is a moth of the family Gracillariidae. It is found in Europe. It has been introduced in North America.[2]
Illustration from John Curtis's British Entomology Volume 6Leaf mineLeaf mineLarva
The wingspan is 10–13mm. The forewings are light yellowbrownish, towards base with whitish and dark fuscous strigulae; an oblique interrupted fascia about 1/4, a somewhat angulated
median fascia (sometimes followed by a small costal spot), a tornal spot, a spot on costa beyond, and costal and terminal dots near apex white, black-margined; a blackish discal suffusion beyond middle. Hindwings are rather dark grey.The larva is whitish, sometimes greenish-tinged; dorsal line darker green; head brownish-tinged.[3]
The moth flies in May and again in July depending on the location.[1]
The caterpillars feed on ash (Fraxinus), privet (Ligustrum) and lilac (Syringa)[1]
Meyrick, E., 1895 A Handbook of British Lepidoptera MacMillan, London pdfThis article incorporates text from this source, which is in the public domain. Keys and description
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