title: Dayak roundleaf bat
text: # Dayak 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.
  
  ## Taxonomy
  
  The Dayak roundleaf bat was described as a new species in 1902 by British zoologist Oldfield Thomas. Thomas named it Hipposiderus dyacorum, misspelling the genus Hipposideros. The holotype had been collected by Charles Hose on Mount Mulu, Malaysia.
  
  ## Description
  
  Its forearm length is 40–42 mm (1.6–1.7 in), and individuals weigh 6–10 g (0.21–0.35 oz).
  
  