Order Chiroptera - Family Rhinolophidae 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 1 350 365 book chapter 0-8018-8221-4 10.5281/zenodo.7316519 Rhinolophus hillorum Koopman 1989 Rhinolophus hillorum Koopman 1989 , Am. Mus . Novit., 2946: 4 . Type Locality: Liberia , Lofa County , ca. 2 mi. ( 3 km ) SW Voinjama, near Zozoma, John Hegbe Farm, 8°25'N , 9°35'W , ca. 500 m . Vernacular Names: Upland Horseshoe Bat . Distribution: Guinea , Liberia , Nigeria , Cameroon . Conservation: IUCN 2003 – not evaluated; not considered in IUCN / SSC Action Plan (2001). Discussion: ferrumequinum species group. Originally named as a subspecies of clivosus , but apparently distinct; see Cotterill (2002) .