1. Department of Neuroscience and Physiology; The Sahlgrenska Academy; University of Gothenburg; Box 434; 40530; Göteborg; Sweden
2. Department of Organismal Biology; Uppsala University; Norbyvägen 18D; Uppsala; 75236; Sweden
3. Department of Plant and Microbial Biology; University of California; Berkeley; CA; 94720-3102; USA
4. Department of Ecology and Evolutionary Biology; Yale University; New Haven; CT 06520-8106; USA
5. Department of Biological and Environmental Sciences; University of Gothenburg; Box 461; Göteborg; 40530; Sweden
6. Department of Ecology and Evolutionary Biology; University of Tennessee; Knoxville; TN; 37996-1610; USA
7. Department for Applied Bioinformatics; Institute for Cell Biology and Neuroscience, Goethe University; Max-von-Laue Str. 13; Frankfurt; D-60438; Germany
8. Botany Department; University of Hawai'i at Manoa; 3190 Maile Way; Honolulu; HI; 96822; USA
9. Division of Biology; Kansas State University; Manhattan; KS; 66506; USA
10. Institute of Botany and Landscape Ecology; Ernst-Moritz-Arndt University Greifswald; Grimmer Str. 88; Greifswald; D-17487; Germany
11. Department of Mathematical Statistics; Chalmers University of Technology; Göteborg; 41296; Sweden
12. Natural History Museum; University of Tartu; 46 Vanemuise Str.; Tartu; 51014; Estonia
13. Department of Shipping and Marine Technology; Chalmers University of Technology; Göteborg; 41296; Sweden
14. Department of Biosciences; University of Oslo; PO Box 1066, Blindern; Oslo; N-0316; Norway