Idaea flaveolaria
Idaea flaveolaria
Idaea flaveolaria is a butterfly (moth ) from the family of the tensioner ( Geometridae ).
- 4.1 Notes and references
- 4.2 Literature
Features
Butterfly
The wingspan of the butterfly is 12 to 14 mm in females and 14 to 18 mm in males. The ground color of the wings is mostly bright orange tints. On the front and rear wings are two gray transverse lines, which may vary in terms of their intensity and are often formed indistinct. Significant cross the lines on the underside of the wings are visible, which also show blackish Diskalflecke. The Saumrand stands out dark, the fringes are blackish.
Egg, caterpillar
The egg is elliptically shaped and coated with a thick polygonal network.
The lehmgelben or dark erdfarbigen caterpillars act penetrated and taper towards the front, where there are also some transverse folds. Your bright upper line is brown on both sides edged. The slightly wavy side ridge lines are also brown. Very narrow are the pale side stripes. The spiracles are whitish and leave under the second to sixth segments each have a large brown stain seen.
Similar Species
The Gold Yellow Magerrasen dwarf tensioner ( Aureolaria idaea ) and idaea luteolaria and Cleta filacearia all of idaea flaveolaria by the less pronounced orange or yellow color differ.
Geographical distribution and occurrence
Idaea flaveolaria is to be found in particular in the Southern Alps. Local resources in the Apennines and in Spain are subject to confirmation. The species also occurs in the Ukraine, Russia, Turkey, Transcaucasia and Iran. In the Central Alps, it rises up to 1800 meters. It prefers warm, dry slopes and skimmed lawns.
Way of life
The moths form a brood from June to August. You like to fly in the day, especially the males. The females are flightless sluggish. This is also due to the smaller wingspan. As a food plant of the caterpillars are polyphagous various low-growing plants. The caterpillars overwinter.