1. Department of Life Sciences Imperial College London Silwood Park Campus, Buckhurst Road Ascot SL5 7PY UK
2. CR2P, Centre de Recherche en Paléontologie–Paris Muséum National d'Histoire Naturelle Sorbonne Université Centre National de la Recherche Scientifique CP 38, 57 rue Cuvier F75231 Paris Cedex 05 France
3. University of Amsterdam Science Park 904 1098 XH Amsterdam The Netherlands
4. School of Geography, Earth & Environmental Sciences University of Birmingham Birmingham B15 2TT UK
5. Geosciences Queensland Museum 122 Gerler Road Hendra Qld 4011 Australia
6. 35 Millside Road Peterculter, Aberdeen AB14 0WG UK
7. Vine Lodge Vine Road Johnston, Haverfordwest SA62 3NZ UK
8. Department of Earth Sciences Natural History Museum London SW7 5BD UK