Straw Underwing
Yellow Wing Raseneule ( Thalpophila matura )
The yellow wing Raseneule ( Thalpophila matura ) or yellow wing Wieseneule is a butterfly (moth ) from the family of cutworms ( Noctuidae ).
- 5.1 Notes and references
- 5.2 Literature
Features
Butterfly
The wingspan of the butterfly is 38 to 44 millimeters. On the fore wings the color varies from yellow -brown or gray-brown to dark brown to reddish brown. The transverse lines are limited white. Ring and kidney blemish stand out from most indistinct. Characteristic is the color of the hind wings, the white yellow shimmer to straw yellow, which is why the type also carries the English name " Straw underwing ". They also show a black fabric tape, but no center spot.
Caterpillar
Adults caterpillars are brownish to yellowish gray. The black, dashed back strip shows a bright center line. On the underside of a bluish-white tires is often recognizable.
Similar Species
- Thalpophila vitalba has a distinctive strong drawing with clearly highlighted white veins on the forewings and paler colored hind wings. Since it occurs mainly in the Iberian Peninsula and Sicily, there are hardly geographical overlaps with maturation.
- Olivenebula xanthochloris is larger, has light -filled kidney blemish and indistinct transverse lines.
- The Colorful Ligustereule ( Polyphaenis sericata ) differs by greenish Überstäubungen on the front wings and the more orange-yellow hind wings, which also have a center spot.
Distribution and habitat
The species is distributed from north-west Africa through South and Central Europe. In the north it is found in parts of Scotland, Sweden, Norway, Finland and Estonia. Further east, extends the distribution area of southern Russia and Asia Minor to the Caucasus. The yellow wing Raseneule prefers dry grassland habitats, forest edges and parklands. However, the very active flying butterflies can also be found far outside the actual habitat.
Way of life
The moths are crepuscular and nocturnal and appear to artificial sources of light and love to bait, but ( Tanacetum vulgare) were also observed visiting flowers of tansy. They fly in one generation from June to September. The caterpillars feed on various grasses, such as meadow of fescue ( Festuca pratensis ) and of purple moor grass ( Molinia ) and Süßgrasarten ( Poaceae ). They overwinter in the soil and pupate deep in the earth.
Endangering
In Germany, the yellow wing - Raseneule occurs with varying frequency and is not endangered as.