Sixth International Symposium on the Chrysomelidae, Bonn (Germany), 7 May, 2004, group photo in the great hall of the Zoologisches Forschungsmuseum Alexander Koenig, Bonn (from): Eva Sprecher-Übersax, David Furth, Jaap Winkelman, Horst Kippenberg, Wolfram Freund, Helmut Bolz, Jürgen Gross, Thomas Wagner, Susanne Düngelhoef, Lasse Hubweber, Maurizio Biondi, Michael Schmitt, Károly Vig, Jolanta Swietojanska, Lech Borowiec, Matthias Schöller, Mauro Daccordi, Elisabeth Geiser, Gudrun Fuss, Ron Beenen, Fredric Vencl, Pierre Jolivet (photo: M. Jolivet).

 
 
  Part of: Jolivet P (2015) Together with 30 years of Symposia on Chrysomelidae! Memories and personal reflections on what we know more about leaf beetles. In: Jolivet P, Santiago-Blay J, Schmitt M (Eds) Research on Chrysomelidae 5. ZooKeys 547: 35–61. https://doi.org/10.3897/zookeys.547.7181