Order Chiroptera - Family Phyllostomidae 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 1 395 426 book chapter 0-8018-8221-4 10.5281/zenodo.7316519 Sturnira (Corvira) nana Gardner and O'Neill 1971 Sturnira (Corvira) nana Gardner and O'Neill 1971 , Occas. Pap. Mus. Zool. La. St. Univ., 42: 1 . Type Locality: Peru , Ayacucho , Huanhuachayo, 1,660 m . Vernacular Names: Lesser Yellow-shouldered Bat . Distribution: S Peru . Conservation: IUCN 2003 and IUCN / SSC Action Plan (2001) – Vulnerable. Discussion: Subgenus Corvira .