1. Department of Anatomy Physiology and Pharmacology, Faculty of Veterinary Medicine IPB University Bogor Indonesia
2. Research Center for Applied Zoology, Research Organization for Life Science and Environment, National Research and Innovation Agency (BRIN) Cibinong Indonesia
3. Primate Research Center IPB University Bogor Indonesia
4. Laboratory of Veterinary Anatomy, Department of Veterinary Medicine, Faculty of Agriculture Tottori University Tottori Japan