British Insects: the Genus Phyllonorycter (Lepidoptera-Gracillariidae)
Associated with herbs. On Leguminosae; Lathyrus, Trifolium, and Vicia (and Medicago?).
Larvae. The larvae mining in leaves; in the under-side. Found in July, or September to October.
Adults. Antennae basally golden, then shining white. Face silvery. Head brown (with a golden sheen). Thorax orange, or brown.
Wing-span 8–9 mm. Forewings golden ochreous; with a well defined basal streak (this straight, traversing about a third of the wing). The basal streak pale; dark-edged above. Forewings with well defined pale strigulae (shining white). Costal strigulae 4. Dorsal strigulae 3. Forewings with the first costal strigula not forming an acute angle with a dorsal one; without transverse pale fasciae (the first pair of strigulae separated by their darkened tips). Hindwing cilia whitish fuscous.
Adults abroad April to May, or August.
Illustrations. • Phyllonorycter nigrescentella, with food-plants. • P. lantanella , P. junoniella (as vacciniella) and P. nigrescentella (as bremiella): Stainton (1855) Plate IV, under Lithocolletis. • Stainton (1855), Plate IV: 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’.