1. Division of Paleontology (Invertebrates), American Museum of Natural History, New York; and Palaeoscience Research Centre, School of Environmental and Rural Science, University of New England, Armidale, Australia.
2. Paläontologie und Evolutionsforschung, Abteilung Geowissenschaften, Staatliches Museum für Naturkunde Karlsruhe, Karlsruhe, Germany; and the Harold Hamm School of Geology and Geological Engineering, University of North Dakota, Grand Forks.
3. Palaeontology Department, Australian Museum Research Institute, Sydney, New South Wales, Australia; and Department of Biological Sciences, Macquarie University, Sydney, New South Wales, Australia.
4. Institute of Nanotechnology (INT), Karlsruhe Institute of Technology (KIT), Eggenstein-Leopoldshafen, Germany; and Karlsruhe Nano Micro Facility (KNMFi), Karlsruhe Institute of Technology (KIT), Eggenstein-Leopoldshafen, Germany.