1. Laboratory of Zoology, Institute of Biosciences, University of Mons, Place du Parc 23, B-70000 Mons, Belgium
2. Laboratory of Biogeography & Ecology, Department of Geography, University of the Aegean, University Hill, Geography Building, GR-81100 Mytilene, Greece
3. OD Taxonomy and Phylogeny, Royal Belgian Institute of Natural Sciences, Rue Vautier 29, B-1000 Brussels, Belgium
4. Department of Ethology and Social Biology of Insects, Institute for Evolutionary Ecology of the National Academy of Sciences of Ukraine, acad. Lebedev, 37, Kyiv 03143, Ukraine