Michael Curran,^1,*,** Mirjam Kopp,² Manuel Ruedi,³ Julian Bayliss<sup>4,5

1</sup>Formerly: Department of Environmental Sciences, Biogeography Section, University of Basel, 4056 Basel, Switzerland
²Freelance consultant, 3550 Langnau i.E., Switzerland
³Natural History Museum of Geneva, Genève 6, Switzerland
⁴Department of Biological and Medical Sciences, Oxford Brookes University, Oxford, OX3 0BP, United Kingdom
⁵African Butterfly Research Institute, P.O. Box 14308, 0800 Nairobi, Kenya

^*Present address: Department of Socioeconomic Sciences, Research Institute for Organic Agriculture (FiBL), Ackerstrasse 113, P.O. Box 219, CH-5070 Frick, Switzerland
^**Corresponding author: E-mail: michael.curran@fibl.org