Order Chiroptera - Family Vespertilionidae 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 1 451 529 book chapter 0-8018-8221-4 10.5281/zenodo.7316519 Glauconycteris beatrix Thomas 1901 Glauconycteris beatrix Thomas 1901 , Ann. Mag. Nat. Hist., ser. 7, 8: 256 . Type Locality: Equatorial Guinea , Rio Muni , Benito River, 15 mi. ( 24 km ) from mouth. Vernacular Names: Beatrix Butterfly Bat . Distribution: Equatorial Guinea , Côte d’Ivoire, Ghana , Nigeria , Cameroon , Gabon , Angola . A report of this species from Guinea-Bissau is in error (J. Fahr, pers. comm.). Conservation: IUCN 2003 and IUCN / SSC Action Plan (2001) – Lower Risk (nt) as Chalinolobus beatrix . Discussion: Does not include humeralis ; see Hill and Harrison (1987) and Heller et al. (1994) , but also see Eger and Schlitter (2001) .