Insects of Britain and Ireland: the genera of Lepidoptera-Geometridae

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L. Watson and M. J. Dallwitz

Venusia Curtis

Adults. Antennae of males bipectinate; apically simple. Face smooth.

Wingspan 28–31 mm. The outer margin of the forewing slightly sigmoid-curved, or convexly curved. Forewings pale grey with dark striae; predominantly pale grey; without a clear discal mark; with a distinct median band to without a median band. Hindwings plain; pale grey to whitish; without a clear discal mark; transversely lined (with darker posterior lines).

Vein 10 of the forewings arising independently of 9; arising out of 11 and anastomosing with 9 to form a simple 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.

Thorax glabrous beneath. Posterior tibiae of males 4-spurred.

Early stages. Larvae feeding on Sorbus aucuparia (Mountain Ash).

British representation. 1 species; South-west England, English Midlands, Northern England, and Ireland. Living adults found June and July. V. cambrica (Welsh Wave).

Subfamily. Larentiinae.

General comments. Thorax glabrous beneath.

Illustrations. • Venusia cambrica Curtis (Welsh Wave): B. Ent. 759. • Venusia cambrica Curtis: B. Ent. 759, legend+text. • Venusia cambrica Curtis: B. Ent. 759, text cont.. • Acasis, Aplocera, Asthena, Carsia, Chesias, Discoloxia, Euchoeca, Hydrelia, Lithostege, Lobophora, Minoa, Odezia, Pterapherapteryx, Trichopteryx: Newman 1869.

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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.’.