Beautiful bronze [1] or Caucasian bronzovka [2] ( Latin Protaetia (Cetonischema) speciosa ) - a beetle from the family of plate ( Scarabaeidae ).
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| Protaetia speciosa Adams , 1817 |
Content
Description
The beetle is 23-30 mm long, dull, with a fat luster, golden green, sometimes bright red. Lower side of body, pronotum sides and elytra, legs blue. Elytra evenly convex, behind the middle near the suture without a longitudinal depression. Body without white spots, with weak punctures. The anterior process of the mesothorax is wide, smooth, in scattered points.
Spread
Described from the Georgievsk region in the Stavropol Territory . Distributed in Asia Minor and Western Asia, northern Iraq and northern Iran , Georgia , Armenia , Azerbaijan , south-western Turkmenistan , Ukraine ( Crimea ).
In Russia, it is found in the Caucasus ; the northern boundary of the range runs from the Kuban delta to the stanitsa of Ilskaya, Krasnodar , and Pyatigorsk ; In the south of this band is found throughout the Caucasus .
Habitats
He lives in deciduous forests, on the plains, in the mountains at great heights does not rise. The beetles fly from May to October, the peak is in June-August. Most of the time is spent on trees with flowing juice. The larvae develop in the rotten wood of deciduous trees, mainly oak and willow. The development cycle is 3-4 years old.
Strength
Quantitative accounting was not conducted. Indirect data suggest that the number is reduced.
Limiting factors
Reduction of indigenous forests. Forestry activities, accompanied by the removal of old and hollow trees.
Security Notes
Listed in the Red Book of Russia (Category II, a shrinking species)
Necessary security measures
Preservation of old-growth trees, especially oak, creation in habitats of species of small specially protected natural territories, restriction of cutting down of old deciduous forests in the Krasnodar and Stavropol Territories.
Notes
- ↑ Nikitsky N. B. BEAUTIFUL BRONZING - Netocia speciosa (Adams, 1817) . The appeal date is January 14, 2012. Archived on April 5, 2012.
- ↑ Animal life . Volume 3. Arthropods: trilobites, helix, tracheal. Onykhofory / edited by M. S. Gilyarova , F. N. Pravdin, ch. ed. V.Ye. Sokolov . - 2nd ed, pererab. - M .: The Enlightenment , 1984. - 463 p. - 300 000 copies
Links
- Bronzovka Protaetia (Cetonischema) speciosa (Ad.) (Scarabaeidae) - photo by M. E. Smirnova
- Bronzovka Protaetia (Cetonischema) speciosa (Adams, 1817) (photo by A. S. Vlasenko)
- Bronzovka Protaetia (Cetonischema) speciosa in the Red Book of Krasnodar Territory
| The Red Book of Russia population is declining | |