OVTCHAROVA, Maria, Section of Earth and Environmental Sciences, University of Geneva, rue des Maraîchers 13, Geneva, 1205, GOUDEMAND, Nicolas, Paleobiology Group, Stanford University, 450 Serra Mall, Stanford, CA 94305, GALFETTI, Thomas, Paleontological Institute and Museum, University of Zurich, Karl Schmid-Strasse 4, Zürich, 8006, Switzerland, BRAYARD, Arnaud, Université de Bourgogne, Dijon, 21000, France, GUODUN, Kuang, Research Institute, Guangxi Regional Geological Survey, Nanning, 530023, China, HAMMER, Oyvind, Museum of Natural History, Univ of Oslo, P.O.Box 1172 Blindern, Oslo, N-0318, Norway, SCHALTEGGER, Urs, Earth Sciences, University of Geneva, Rue des Maraîchers 13, Geneva, CH-1205, Switzerland, and
BUCHER, Hugo, Paleontological Institute and Museum, University of Zurich, Karl Schmid-Strasse 4, Zurich, 8006, Switzerland, Hugo.FR.Bucher@pim.uzh.ch