Tribe Apameini Scientific name Apamea anceps Rank Species | Subphylum Hexapoda Genus Apamea Order Butterflies and moths | |
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Similar Apamea, Butterflies and moths, Apamea sordens, Apamea crenata, Apamea remissa | ||
Geography
The large nutmeg is distributed throughout Europe and through the Palearctic ecozone to Yakutia, Transbaikalia, Lebanon , Armenia, Asia Minor, Irana, Mongolia East Siberia, China (Shaanxi) and Japan. It is also found in North West Africa.
Description
The wingspan is 35–40 mm. Forewing grey speckled with darker, and more or less tinged with brown; the veins dark; inner and outer lines double, dark filled in with pale ground colour, conversely lunulate-dentate; the inner line sometimes forming a sharp outward angle below vein 1, meeting the median line, sometimes rounded ami remote from it: claviform brown, darker-edged, variable in size, often quite small; orbicular and reniform pale with dark centres, the latter with white dotted annulus and often followed by a pale patch; marginal area dark grey beyond the pale submarginal line, which is preceded by brownish patches at costa and on both folds: hindwing dirty whitish, with darker cellspot, veins, and outer line, the terminal area diffusely fuscous, with the submarginal line showing paler along termen; in typical sordida the brown tints are confined to the two folds: -in anceps Hbn. these brown tints pervade more or less the whole forewing: - ochracea Tutt has the ground colour paler and the suffusion more rufous brown;renardii Bsd. is a very pale form with the markings subobsolete; while engelhartii Duurloo represents a renardii pale form from E. Jutland with indistinct markings; - ab. mediana ab. nov. [Warren] appears very distinct; the brown grey ground colour is without dark speckling; the inner and outer lines are single, black and distinct, the outer with clear black teeth on the veins; the median shade, generally inconspicuous, is thick and black, distinctly angled outwards on subcostal and veins 1 and 2; the space between it and outer line deeper brown: the markings of the hindwing clearer; the male specimen from Germany without precise locality.
Adults are on wing from June to July.
Larvae
The larvae feed on the flowers and leaves of various grasses, including Poa annua and Dactylis glomerata.
