British Insects: the Genus Phyllonorycter (Lepidoptera-Gracillariidae)


L. Watson and M. J. Dallwitz

Phyllonorycter trifasciella (Haworth)

Synonym: Phyllonorycter alnifoliella (Stephens).

Associated with shrubs. On Caprifoliaceae; Leycesteria, Lonicera, and Symphoricarpos.

Larvae. The larvae mining in leaves; in the under-side. Found in March to April, or July and October.

Adults. Face white. Head dark orange, or brown. Thorax orange, or brown.

Wing-span 7–9 mm. Forewings pale reddish ochreous; without a basal streak; with well defined pale strigulae (white). Costal strigulae 4. Dorsal strigulae 3. Forewings with the first costal strigula not forming an acute angle with a dorsal one; with three transverse pale fasciae (via the first three pairs of strigulae, the first two fasciae somewhat bent, the outer one more or less straight). Hindwing cilia light fuscous.

Adults abroad May, August, and November.

Illustrations. • Phyllonorycter species on Caprifoliaceae. • P. trifasciella, P. scabiosella and P. emberizaepenella: Stainton (1855) Plate VIII. • Stainton (1855), Plate VIII: 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.’.