China, Indonesia (Java and Sumatra), Malaysia, Myanmar, Thailand and Vietnam
The lesser brown horseshoe bat is a medium-sized horseshoe bat with a forearm of about 45 mm and a short tail. The back is grey to reddish-brown with lighter underparts. It looks much like the Malayan horseshoe bat but can be distinguished by skull features. It is found in China, Indonesia (Java and Sumatra), Malaysia, Myanmar, Thailand and Vietnam (Wikipedia, general species account).
Description: Wildlife of Malaysia guide, Wildlife of Everywhere (wildlifeofeverywhere.com); general species information paraphrased from Wikipedia (CC BY-SA)
Mammals of the World