1. Institute of Ecology; Friedrich-Schiller-University; Jena Germany
2. Institute of Plant Sciences; University of Bern; Bern Switzerland
3. Department for Animal Ecology I; University of Bayreuth; Bayreuth Germany
4. Abteilung Wirbellose Tiere; Naturhistorisches Museum Bern; Bern Switzerland
5. Institute of Ecology and Evolution; University of Bern; Bern Switzerland
6. Bavarian State Collection of Zoology (ZSM); Munich Germany