Food Plant: Acer pseudoplatanus (Sycamore)

Egg: Underside of leaf, usually near midrib

Mine: June-July

Pupa: In a yellowish cocoon on underside of leaf

Notes: At first in a very small triangular whitish blotch in the angle between veins. Then forms three progressively larger cones at the tip of a leaf lobe; sometimes all in the same leaf. The early mine and first cone are shown.

Data: 29.v.2008, Castle Ashby, Northants, VC32

Image:© David Manning