1. Área de Paleontología, University of Extremadura, E-06006 Badajoz, Spain.
2. Tromsø University Museum, UiT the Arctic University of Norway, N-9037 Tromsø, Norway.
3. Rennesveien 14, N-4513 Mandal, Norway.
4. Geoscience Center, University of Göttingen, Goldschmidtstr. 3, 37077 Göttingen, Germany.
5. School of Geography, Geology and the Environment, Keele University, Keele, Staffordshire, ST5 5BG, UK.
6. Department of Earth Sciences, Memorial University of Newfoundland, St. John’s, NL A1B 3X5, Canada.
7. Museum of Evolution, Uppsala University, Norbyvägen 16, SE-752 36 Uppsala, Sweden.
8. Department of Geological Sciences, University of Cape Town, Rondebosch 7701, Cape Town, South Africa.
9. Department of Earth Science, University of California at Santa Barbara, 1006 Webb Hall, CA 93106 Santa Barbara, USA.