Least roundleaf bat
The Dayak roundleaf bat (Hipposideros dyacorum ), also known as the least roundleaf bat, is a species of bat in the family Hipposideridae. It is endemic to Indonesia and Malaysia.
Its forearm length is 40–42 mm (1.6–1.7 in), and individuals weigh 6–10 g (0.21–0.35 oz).