HYMENOPTERA
  Crematogaster subdentata (Mayr, 1877)

 

Formicidae

Status. A rare species of restricted distribution. According to IUCN criteria categorized as Endangered EN B2a.

Brief description. A small–sized ant, the length of the body of worker individuals is 2.8–3.1 mm. The head and the prothorax are light reddish–grey, the abdomen is dark reddish–grey.

Distribution. Turkey, South Caucasus, Iran, Afghanistan, Central Asia, South Kazakhstan.

Distribution in Armenia. Known from Yerevan and the neighbourhoods of Meghri town (Syunik Province).

Habitats. In Yerevan it is recorded in parks, in Meghri it was found in a habitat near the Meghri riverside at the altitude of 700 m above sea level.

Biological traits. Social insects, the colonies may consist of several hundred individuals. They build their nests in the dead trunks of the trees, branches and under the bark of deciduous trees, beneath the stones and in the soil. In Armenia the period of appearance of the winged sexual individuals is unknown. These ants feed on invertebrates and their dead bodies.

Population size and its trends. Only several colonies are known. Trends in changes of abundance are unknown.

Major threats. Cutting of dry trees, dead trunks and branches.

Conservation measures. Protected in Arevik National Park.

Suggested conservation measures. Incorporation of species habitats to the reserve zone of Arevik National Park.

 
© A. Chanchanyan

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References

Araqelyan, 1994

Compiler. H. Khachatryan