Autumnal Rustic
Grey late summer Bodeneule ( Eugnorisma ( Metagnorisma ) glareosum )
The Grey late summer Bodeneule ( Eugnorisma glareosum, often with false ending glareosa [Note 1], formerly in the combination Paradiarsia glareosa ), also known as Ash gray hawkweed - Erdeule, Atlantic heath Bodeneule, Atlantic heath Blüteneule or heath Bodeneule, is a butterfly (moth ) from the family of cutworms ( Noctuidae ).
Features
The moths reach a wingspan from 30 to 38 millimeters. Head and chest are colored light gray. The ground color of the forewings varies greatly, from light gray to reddish to dark gray. In Denmark, Northern Germany, the Netherlands and Scotland occurs usually rare, inherited form with black gray darkened color, which may be more common in insular isolated position ( on one of the Shetland Islands, it makes 97% of the population from ). Outer and inner transverse line are whitish, margins slightly darker, the wavy line is whitish gray, the space between it and the outer transverse line created often darker, especially on the front edge. Basal cross- line consists of two or more black spots. Ring and kidney blemish are slightly light margins, but otherwise colored like the color. The space between the flaws and blemishes, and between ring and inner transverse line is filled in with black, which can vary expansion and delineation of these black drawings. The hind wings are whitish, the hem back often darkened gray, especially in females. The wires are also often gray.
The caterpillars are yellowish, brownish to reddish brown with three bright, dark framed ridge lines and dark spots. However, the ridge lines can also virtually absent. The yellowish to greenish lanes are clearly limited. The head is light brown with two black stripes.
The squat doll is reddish brown with darker segment incisions. The small cone-shaped cremaster bears two short spines.
Geographical distribution and habitat
Eugnorisma glareosum is a kind of Atlanto- Mediterranean distribution, which occurs from Morocco and the Iberian Peninsula, Western and Central Europe to the British Isles, Norway, Southern Sweden, Poland and Estonia. It has extended its area in the last century to the east.
They inhabited open, like sandy habitats such as heaths and sparse pine forests, but also coastal landscapes and rocky habitats.
The species is a sensitive bioindicator for undisturbed xerothermophilous biological communities.
Way of life
It makes a generation in whose moth fly from August to September, the south of its range in October. The moths are attracted by artificial light sources. Visit flowers and come to the bait. The caterpillars appear in October and overwinter at a very early stage caterpillars. From February / March of next year they will be active again. They eat bluegrasses ( Poa ), heather ( Calluna ), heath (Erica ), sorrel ( Rumex ), Labkräuter ( Galium ), hawkweed ( Hieracium ), Plantain ( Plantago ), Scotch broom ( Sarothamnus scoparius ), buckthorn ( Frangula Ainu ), Common dog tongue ( Cynoglossum officinale) and meadow Sage (Salvia pratensis ) and other herbaceous plants. They rest during the day hidden in the herb layer and feed at night, where they sometimes climb high up in meters to the food plants. They pupate in the soil in a Erdkokon. They are considered in the literature as " murder crawler " because they eat other caterpillars.