Dong Bac's trident bat (''Aselliscus dongbacana'') is a species of

bat Bats are mammals of the order Chiroptera.''cheir'', "hand" and πτερόν''pteron'', "wing". With their forelimbs adapted as wings, they are the only mammals capable of true and sustained flight. Bats are more agile in flight than most bi ...

in the family

Hipposideridae The Hipposideridae are a family of bats commonly known as the Old World leaf-nosed bats. While it has often been seen as a subfamily, Hipposiderinae, of the family Rhinolophidae, it is now more generally classified as its own family.Simmons, 2 ...

. It is found in northeastern

Vietnam Vietnam or Viet Nam ( vi, Việt Nam, ), officially the Socialist Republic of Vietnam,., group="n" is a country in Southeast Asia, at the eastern edge of mainland Southeast Asia, with an area of and population of 96 million, making it ...

. Its type locality is Na Phong cave,

Ba Be National Park BA, Ba, or ba may refer to: Businesses and organizations * Bangladesh Army * Bibliotheca Alexandrina, an Egyptian library and cultural center * Boeing (NYSE stock symbol BA) * Booksellers Association of the UK and Ireland * Boston Acoustics, ...

Bac Kan Province BAC or Bac may refer to: Places * Bac, a village in Montenegro * Baile Átha Cliath, Irish language name for Dublin city. * Bîc River, aka ''Bâc River'', a Moldovan river * Baç Bridge, bridge in Turkey * Barnes County Municipal Airport (ICA ...

, Vietnam. ''Aselliscus dongbacana'' is estimated to have diverged from ''

Aselliscus stoliczkanus Stoliczka's trident bat (''Aselliscus stoliczkanus'') is a species of bat in the family Hipposideridae. It is found in China, Laos, Malaysia, Myanmar, Thailand, and Vietnam. In northern Thailand Northern Thailand, or more specifically Lanna ...

'' during the late

Miocene The Miocene ( ) is the first geological epoch of the Neogene Period and extends from about (Ma). The Miocene was named by Scottish geologist Charles Lyell; the name comes from the Greek words (', "less") and (', "new") and means "less recent" ...

References

Aselliscus Mammals described in 2015 Bats of Southeast Asia {{Hipposideridae-stub