Alder sickle-winged
| Alder sickle-winged | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Alder sickle-winged ( Drepana curvatula ) |
||||||||||||
| Systematics | ||||||||||||
|
||||||||||||
| Scientific name | ||||||||||||
| Drepana curvatula | ||||||||||||
| ( Borkhausen , 1790) |
The alder drepanidae ( Drepana curvatula ), also Erlensichler called, is a butterfly from the family of owls spinners and drepanidae (Drepanidae).
features
The moths reach a wingspan of 34 to 42 millimeters. The front and rear wings of the animals are brownish purple in color. On the forewing, a dark line runs in a curve from the wing tip to the inner edge of the wing. In addition, some clearly separated light, brown and fine gray cross bars alternate. The same bandages can be found on the hind wings, but the light areas are missing. In addition, the alder sickle-winged wing has two small, light, dark-edged points in the center of the front wing.
Similar species
- Light sickle-winged ( Drepana falcataria )
Occurrence
The animals are mainly found in Central and Northern Europe , but are absent on the British Isles . They prefer alder and birch breaks and alluvial forests . But you can also find them in damp deciduous forests .
Way of life
Flight and caterpillar times
The moths fly in two generations from late April to May and from July to August. The caterpillars from the eggs of the first generation are found from August to September, the second in June of the following year.
Food of the caterpillars
The caterpillars feed on alders ( Alnus ) such as the black alder ( Alnus glutinosa ) and birch trees ( Betula ).
development
The caterpillars pupate in a leaf that they spin and then hibernate as a pupa on the ground.
swell
Individual evidence
- ↑ Manfred Koch : We identify butterflies. Volume 2: Bears, Spinners, Swarmers and Drills in Germany. 2nd, expanded edition. Neumann, Radebeul / Berlin 1964, DNB 452481929 , p. 100f.
literature
- Hans-Josef Weidemann, Jochen Köhler: Moths. Weirdos and hawkers. Naturbuch-Verlag, Augsburg 1996, ISBN 3-89440-128-1 .
Web links
- Lepiforum e. V. Taxonomy and Photos
- Ian Kimber: Guide to the moths of Great Britain and Ireland (English)
- Moths and Butterflies of Europe and North Africa (English)
- Drepana curvatula at Fauna Europaea