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

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L. Watson and M. J. Dallwitz

Apocheima Hübner

Apocheimia, Phigalia.

Adults. Nocturnal; relatively stout-bodied; with fully developed wings, or flightless. The flightless females apterous. Antennae of males bipectinate; bipectinate to the apex (and pale ochreous, in A. hispidaria), or apically simple (and blackish, in A. (Phigalia) pilosaria). Face rough (roughly hairy). Tongue absent.

Wingspan 35–50 mm. The outer margin of the forewing convexly curved to more or less straight. Forewings light ochreous grey sprinkled black, or pale ochreous-and-greenish, and transversely marked dark fuscous; with greenish-blackish melanic forms of A. pilosaria common in some districts; with a clear discal mark, or without a clear discal mark. Forewings of the male without a fovea. Hindwings plain; usually lighter than the forewings: whitish or light grey, speckled darker; without a clear discal mark; transversely lined (lines scarcely detectable), or without transverse lines.

Hindwings lacking a tubular vein 5. 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 separate.

Posterior tibiae of males 4-spurred.

Early stages. Larvae feeding on foliage of Quercus, Ulmus, etc.

British representation. 2 species; South-east England, Central-southern England, South-west England, English Midlands, Northern England, Southern Scotland, Northern Scotland, Wales, and Ireland. Living adults found January to March. A. pilosaria (Pale Brindled Beauty, = Phigalia), A. hispidaria (Small Brindled Beauty).

Subfamily. Ennominae.

Illustrations. • Agriopis, Alsophila, Apocheima, Erannis, Lycia, Phigalia: Newman. • Apocheima pilosaria (=Phigalia pedaria): light and dark forms, photos. • Oenochrominae and Ennominae: Kirby 47.

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.’.