About the Authors

Sophie Sanchez

Affiliations European Synchrotron Radiation Facility, Grenoble, France, Department of Organismal Biology, Uppsala University, Uppsala, Sweden

Vincent Dupret

Affiliation Department of Organismal Biology, Uppsala University, Uppsala, Sweden

Paul Tafforeau

Affiliation European Synchrotron Radiation Facility, Grenoble, France

Katherine M. Trinajstic

Affiliations Department of Chemistry, Curtin University, Perth, Australia, Department of Earth and Planetary Sciences, Western Australian Museum, Perth, Australia

Bettina Ryll

Affiliation Department of Organismal Biology, Uppsala University, Uppsala, Sweden

Pierre-Jean Gouttenoire

Affiliations European Synchrotron Radiation Facility, Grenoble, France, Unité mixte de recherche 5220, Centre national de la recherche scientifique, Institut national de la santé et de la recherche médicale U1044, Universtité de Lyon, Lyon, France

Lovisa Wretman

Affiliation Department of Organismal Biology, Uppsala University, Uppsala, Sweden

Louise Zylberberg

Affiliation Unité mixte de recherche 7193, Centre national de la recherche scientifique, Université Pierre et Marie Curie, Institut des sciences de la Terre de Paris, Paris, France

Françoise Peyrin

Affiliations European Synchrotron Radiation Facility, Grenoble, France, Unité mixte de recherche 5220, Centre national de la recherche scientifique, Institut national de la santé et de la recherche médicale U1044, Universtité de Lyon, Lyon, France

Per E. Ahlberg

per.ahlberg@ebc.uu.se

Affiliation Department of Organismal Biology, Uppsala University, Uppsala, Sweden

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SS PEA PT KT. Performed the experiments: SS PT PEA KT LZ VD BR. Analyzed the data: SS PEA PT. Contributed reagents/materials/analysis tools: SS PT VD KT BR PJG LW LZ FP. Wrote the paper: SS PEA KT PT BR FP.