Blue longhorn beetle

Blue longhorn beetle
Blue longhorn beetle ( Ischnomera cyanea )
Systematics
Superfamily : Tenebrionoidea Family : Horned beetle (Oedemeridae) Subfamily : Oedemerinae Tribe : Asclerini Genre : Isnomera Type : Blue longhorn beetle
Scientific name
Ischnomera cyanea
( Fabricius , 1792)

The Blue oedemeridae ( Ischnomera cyanea ) is a representative of the family of oedemeridae (Oedemeridae). The related species Ischnomera caerulea is usually included under the term “blue longhorn beetle” . This species is very difficult to separate from Ischnocera cyanea .

features

The beetles are about 10 millimeters long. The head, pronotum and elytra are bluish to greenish shimmering. Four longitudinal ribs run over the wing covers. The femora are slightly thickened. The claws of the tarsi have a small basal tooth.

distribution

The beetle species occurs in large parts of Europe. In the north, the occurrence extends to the south of Great Britain and central Sweden .

Way of life

Deciduous forests and forest edges are preferred habitats. The adults can be seen in April and May. The beetles feed on pollen, especially whitebeams ( Sorbus ), hawthorns ( Crataegus ) and various umbelliferae such as hogweed . The larvae are found in rotten hardwood.

Taxonomy

The following synonyms can be found in the literature :

• Necydalis cyanea Fabricius , 1792
• Asclera graeca Dahlgren , 1976

Individual evidence

1. ↑ ^{a b} Arved Lompe: Ischnomera - determination table . coleonet.de. Retrieved April 13, 2019.
2. ↑ Karel Hurka: Beetles of the Czech and Slovak Republics . Kabourek, Zlin 2005, ISBN 80-86447-11-1 , p. 203.
3. ↑ ^{a b} Ischnomera cyanea at Fauna Europaea. Retrieved April 13, 2019
4. ↑ ^{a b c} Klaus Koch: Die Käfer Mitteleuropas - Ökologie - Volume 2 , Goecke & Evers Verlag, Krefeld, 1989, ISBN 3-87263-040-7 . P. 287.
5. ↑ Ischnomera cyanea . www.naturespot.org.uk. Retrieved April 13, 2019.

Web links

Commons : Ischnomera cyanea  - collection of images, videos and audio files

• www.kerbtier.de