Zhi-Feng Ding1, Hui-Jian Hu2, Ping Ding3. 1. The Key Laboratory of Conservation Biology for Endangered Wildlife of the Ministry of Education, College of Life Sciences, Zhejiang University, Hangzhou 310058, China;Guangdong Entomological Institute & South China Institute of Endangered Animals, Guangzhou 510260 China. dingping@zju.edu.cn. 2. Guangdong Entomological Institute & South China Institute of Endangered Animals, Guangzhou 510260 China. 3. The Key Laboratory of Conservation Biology for Endangered Wildlife of the Ministry of Education, College of Life Sciences, Zhejiang University, Hangzhou 310058, China.