Insects of Britain and Ireland: the genera of Lepidoptera-Geometridae
Adults. Antennae of males simple. Face rough.
Wingspan 27–32 mm. The outer margin of the forewing convexly curved. Forewings pale grey, with blackish and brown transverse lines; predominantly pale grey; with a clear discal mark (sometimes, this grey), or without a clear discal mark. Hindwings plain; pale fuscous-grey; with a clear discal mark (this dark); transversely lined to without transverse lines (with obscure to fairly clear, darker posterior lines).
Vein 10 of the forewings arising independently of 9; arising independently, anastomosing with 11 and 9 to form a double areole. Hindwings exhibiting a tubular vein 5. Vein 5 of the hindwings arising from about the middle of the transverse vein, or arising from below the middle of the transverse vein (?). Vein 8 of the hindwings approximated to or anastomosed with the upper margin of the cell to the middle or beyond. Hindwing veins 6 and 7 stalked.
Posterior tibiae of males 4-spurred.
Early stages. Larvae feeding on Berberis.
British representation. 1 species; South-east England, Central-southern England, English Midlands, and Northern England. Living adults found May and August (double brooded). P. berberata (Barberry Carpet).
Illustrations. • P. berberata (Barberry Carpet), with Euphyia, Philereme, Rheumaptera, Triphosa: Newman 1869. • P. berberata, with other Larentiinae (‘Carpets’, ‘Pugs’, etc.): Kirby 51.
To view the illustrations with detailed captions, 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.
Cite this publication as: ‘Watson, L., and Dallwitz, M.J. 2003 onwards. Insects of Britain and Ireland: the genera of Lepidoptera-Geometridae. Version: 8th June 2016. delta-intkey.com’.