This very widespread species is present throughout much of South Asia, southern and central China and Southeast Asia. In South Asia, this species is presently known from Bangladesh (Sylhet division) (Srinivasulu and Srinivasulu 2005), Bhutan (Gedu), India (Andaman and Nicobar Islands, Arunachal Pradesh, Assam, Sikkim, Tamil Nadu, Uttaranchal and West Bengal) and Nepal (Central and Western Nepal) (Molur et al.2002). In China, it has been reported from Hunan, Shanxii, Hubei, Guizhou, Sichuan, Yunnan, Zhejiang, Fujian, Jiangxi, Guangdong, Hong Kong, Guangxi, Jiangsu, Anhui and Hainan island. In Southeast Asia, it ranges from Myanmar in the west, through Thailand, Lao PDR and Viet Nam, into Peninsular Malaysia, Indonesia (Sumatra, Java and the Lesser Sunda Islands), to southern parts of the island of Borneo (Indonesia and Malaysia). Reports of this species from Cambodia cannot currently be confirmed (Kock 2000). It has been recorded from 290 to at least 2,000 m asl (China).