Order Chiroptera - Family Hipposideridae Author Wilson, Don E. Author Reeder, DeeAnn text 2005 The Johns Hopkins University Press Baltimore Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 1 365 379 book chapter 0-8018-8221-4 10.5281/zenodo.7316519 Hipposideros ridleyi Robinson and Kloss 1911 Hipposideros ridleyi Robinson and Kloss 1911 , J. Fed. Malay St. Mus., 4: 241 . Type Locality: Singapore , Botanic Gardens. Vernacular Names: Ridley's Leaf-nosed Bat . Distribution: Penninsular Malaysia , Singapore , N Borneo. Conservation: U.S. ESA – Endangered. IUCN 2003 and IUCN / SSC Action Plan (2001) – Vulnerable. Discussion: bicolor species group. Reviewed by Francis et al. (1999 a ) .