1. Department of Anatomy and Human Sciences, King's College London, London,UK
2. Staatliches Museum für Naturkunde, Rosenstein, Germany
3. Zoologisches Forschungsmuseum Alexander Koenig, Section of Mammals, Bonn, Germany
4. Laboratoire d'Ecologie et de Gestion des Ressources Animales, Faculté des Sciences, Université de Kisangani, Democratic Republic of Congo