Monochamus galloprovincialis

This Monochame rare or become rare ( Monochamus galloprovincialis ) is a large insect Xylophage Longicorne, which lives in the forests of Conifère S.

Etymology

Description

  • sunk Color,
  • long antennas (longer in the male)
  • size: 21 to 35 mm
  • marked sexual dimorphism: the male is uniformly coloured brown-black, smaller than the female, but with antennas close twice longer.

With not confusing with other species European near;

Reproduction, Life cycle and metamorphosis

The adult appears from July to mid-August.
Les eggs is laid on the deadwood, especially of spruce.

Statute or threat

In strong regression and in the process of disappearance or extinct in many areas since several decades, probably because of rarefaction of the Large deadwood S and of the general Pollution of the environment by the Insecticidal S (rains, dew).

Food mode

This insect is not " “harmful” " , it consumes only the deadwood and plays an important ecological part by accelerating its transformation into forest Humus.

See too

  • illustrated, of M.Hoskovec

External bonds

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