1. Department of Life Sciences, University of Bath, Claverton Down, Bath BA2 7AY, UK
2. CR2P Centre de Recherche en Paléontologie—Paris, Muséum National d’Histoire Naturelle, CP38, 57 Rue Cuvier, 75005 Paris, France
3. Museum of Natural History of Marrakech, Faculty of Sciences Semlalia, Université Cadi Ayyad Marrakech, Marrakech 40000, Morocco
4. Departamento de Geología, Facultad de Ciencia y Tecnología, Universidad Del Pais Vasco/Euskal Herriko Univertsitatea, Apartado 644, 48080 Bilbao, Spain