1. Department of Animal Ecology II; University of Bayreuth; Universitaetsstrasse 30; 95440; Bayreuth; Germany
2. School of Biological Science; Victoria University; PO Box 600; Wellington; 6000; New Zealand
3. Naturhistorisches Museum; Augustinergasse 2; CH-4001; Basel; Switzerland
4. Museum für Naturkunde; Leibniz-Institute for Research on Evolution and Biodiversity at the Humboldt University Berlin; Invalidenstrasse 43; 10115; Berlin; Germany