1. Institute of Geoscience, Paleontology, Rheinische Friedrich-Wilhelms Universität Bonn, Bonn, Germany
2. Geological-Paleontological Department, Natural History Museum Vienna, Vienna, Austria
3. Exploration Department, Egyptian Petroleum Research Institute (EPRI), Cairo, Egypt
4. National Oceanography Centre, Southampton, United Kingdom
5. Life Sciences Department, Natural History Museum, London, United Kingdom