# Beatrix's bat
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{{Short description|Species of bat}}
{{speciesbox
| name=Beatrix's bat
| image = Naturalis Biodiversity Center - RMNH.MAM.16362.b ven - Glauconycteris beatrix - skin.jpeg
| status = LC
| status_system = IUCN3.1
| status_ref=[{{cite iucn |author=Monadjem, A. |author2=Taylor, P.J. |author3=Jacobs, D. |author4=Cotterill, F.P.D. |date=2017 |title=''Glauconycteris beatrix'' |volume=2017 |article-number=e.T44791A22068514 |doi=10.2305/IUCN.UK.2017-2.RLTS.T44791A22068514.en |access-date=17 November 2021}}]
| genus = Glauconycteris
| species = beatrix
| authority = [Thomas](/source/Oldfield_Thomas), 1901
| synonyms = {{Species list
|Chalinolobus beatrix| Thomas, 1901}}
}}
'''Beatrix's bat''' ('''''Glauconycteris beatrix''''') is a species of [vesper bat](/source/vesper_bat) in the family Vespertilionidae. It can be found in [Angola](/source/Angola), [Central African Republic](/source/Central_African_Republic), [Democratic Republic of the Congo](/source/Democratic_Republic_of_the_Congo), [Ivory Coast](/source/Ivory_Coast), [Equatorial Guinea](/source/Equatorial_Guinea), [Gabon](/source/Gabon), [Ghana](/source/Ghana), [Kenya](/source/Kenya), and [Nigeria](/source/Nigeria). It is found in subtropical or tropical moist lowland [forest](/source/forest)s.
==Taxonomy and etymology==
It was [described](/source/species_description) as a new species in 1901 by British zoologist [Oldfield Thomas](/source/Oldfield_Thomas). The [holotype](/source/holotype) used to describe the species was collected by [George Latimer Bates](/source/George_Latimer_Bates) in 1898 along the [Benito River](/source/Benito_River) in what was then the [French Congo](/source/French_Congo).[{{cite journal| last=Thomas| first=O.| year=1901| title=XXXIV.—New Species of Macroscelides and Glauconycteris| journal=The Annals and Magazine of Natural History|series=7| volume=8|issue=45| pages=255–257| doi=10.1080/03745480109442917| url=https://biodiversitylibrary.org/page/29980303}}] While Thomas did not state who the [eponym](/source/eponym) was for the [species name](/source/specific_epithet_(zoology)) "''beatrix''", it has been hypothesized that he named it after [Princess Beatrice](/source/Princess_Beatrice_of_the_United_Kingdom).[{{cite book| last1=Beolens| first1= B.| last2= Watkins| first2= M.| last3= Grayson| first3= M.| date=2009| title= The eponym dictionary of mammals| url=https://archive.org/details/eponymdictionary00beol| url-access=limited| publisher= JHU Press| page=[https://archive.org/details/eponymdictionary00beol/page/n48 32]|isbn=978-0-8018-9533-3}}]
==Description==
It is a small species of bat with blackish brown fur. Its [flight membranes](/source/patagium) are uniformly brown. It has a broad [snout](/source/snout) and short, broad [tragi](/source/tragus_(ear)). Its forearm length is approximately {{cvt|39|mm|in}}.