1. Department of Veterinary Diagnostic Imaging, School of Veterinary Medicine, Faculty of Agriculture, Tottori University, Tottori 680-8553, Japan
2. Department of Parasitology, Asahikawa Medical University, Asahikawa 078-8510, Japan
3. Center for Human Evolution Modeling Research, Primate Research Institute, Kyoto University, Inuyama, Aichi 484-8506, Japan
4. Department of Parasitology, Joint Faculty of Veterinary Medicine, Yamaguchi University, Yamaguchi 753-8511, Japan
5. Department of Veterinary Surgery, School of Veterinary Medicine, Faculty of Agriculture, Tottori University, Tottori 680-8553, Japan