1. Faculty of Environmental Sciences, Czech University of Life Sciences Prague, Kamýcká 129, 165 00 Prague, Czech Republic
2. Institute of Biological Sciences, University of Zielona Góra, Prof. Z. Szafrana St. 1, 65-516 Zielona Góra, Poland
3. Department of Zoology, Faculty of Sciences, University of Granada, 18071 Granada, Spain
4. Department of Biogeography and Global Change, Museo Nacional de Ciencias Naturales (BGC-MNCN-CSIC), 28006 Madrid, Spain
5. Institute for Environmental Studies, Faculty of Science, Charles University, Prague, Benatska 2, 128 01 Praha, Czech Republic
6. Department of Zoology, Faculty of Science, Palacky University in Olomouc, 17. Listopadu 50, 771 46 Olomouc, Czech Republic
7. Nature Inventory and EIA-Services, Arctic Centre, University of Lapland, P.O. Box 122, 96101 Rovaniemi, Finland
8. Department of Biology, University of Turku, 20014 Turku, Finland
9. Department of Plant Pathology, Institute of Plant Protection, Hungarian University of Agriculture and Life Sciences, Ménesi út 44, 1118 Budapest, Hungary
10. 4 Route de la Loge, 86800 Liniers, France
11. Department of Zoology, Institute of Ecology and Earth Sciences, University of Tartu, 50409 Tartu, Estonia
12. Institute of Zoology, Poznań University of Life Sciences, Wojska Polskiego 71C, 60-625 Poznań, Poland
13. Department of Zoology, School of Biology, Aristotle University of Thessaloniki, 54124 Thessaloniki, Greece
14. Plegadis, Riga Feraiou 6A, 45444 Ioannina, Greece
15. S. C. della Pantiera 23, 61029 Pantiera, Italy