02-08-2013 Loosley Row, Bucks.

Ex pupa on Crack Willow. Colne Valley Regeneration Project, Watford, Herts. 30 viii 2015.

emerged 13.9.17 - from mine on crack willow - Moseley Road, Worcester - 12.9.17.

On Salix fragilis, Halesowen, VC37. September 10th 2019.
The mine began in a leaf it then travelled 20cm up the stem before moving to a second leaf and pupating two thirds the way along the leaf edge.

Pupal exuviae exposed in pupal cocoon. By Bury Lake, Rickmansworth, Herts. 04 xi 2011.

on willow - Moseley Road, Grimley, Worcestershire - 9.10.16

leaf-mines on crack willow, showing folded portion of leaf-edge which is the pupation site. Moseley Road, Worcester - 12.9.17

leaf-mine on crack willow - Moseley Road, Worcester - 12.9.17

pupal habitation and mine on leaf of Crack Willow - Chorlton, Manchester - 15.9.19