Contributions to Zoology, 71 (4) (2002)Daniel F.R. Cleary; Henri Descimon; Steph B.J. Menken: Genetic and ecological differentiation between the butterfly sisterspecies Colias alfacariensis and Colias hyale

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Acknowledgements

We wish to thank Leon Raijmann and Wil van Ginkel for help in the lab. Barbra Schütt and Filipo Fabiani provided help with field collections.