British Insects: the Genus Phyllonorycter (Lepidoptera-Gracillariidae)
Associated with shrubs and herbs. On Salicaceae; Salix (S. viminalis).
Larvae. The larvae mining in leaves; in the under-side. Found in July, or September to October.
Adults. Antennae whitish towards the their tips. Face slightly brassy white. Head dark fuscous. Thorax brassy brown.
Wing-span 7–9 mm. Forewings golden brown, or brassy brown; with a well defined basal streak (this narrow). The basal streak pale; markedly bent (somewhat bent upwards from the middle, traversing about a third of the wing, at the bend coalescing with the first dorsal strigula); not dark-edged above (but somewhat dark-edged beneath). Forewings with well defined pale strigulae. Costal strigulae 4, or 5 (via an ill defined outer one). Dorsal strigulae 4. Forewings with the first costal strigula not forming an acute angle with a dorsal one; with one transverse pale fascia (via the first costal and the second dorsal), or without transverse pale fasciae. Hindwing cilia brassy fuscous.
Adults abroad May and August.
Illustrations. • 5 species on Salix in Britain. See notes for legend. • P. viminetorum, P. salicolella and P. salictella viminiella: Stainton (1855) Plate I, under Lithocolletis. • Stainton (1855), Plate I: original legend..
To view illustrations with legends giving names in current use, go to the interactive key. This also offers full and partial descriptions, diagnostic descriptions, differences and similarities between taxa, lists of taxa exhibiting or lacking specified attributes, and distributions of character states within any set of taxa, as well as source references and other relevant material.
Cite this publication as: ‘Watson, L., and Dallwitz, M.J. 2003 onwards. British insects: the genus Phyllonorycter (Lepidoptera-Gracillariidae). Version: 29th December 2011. http://delta-intkey.com’.