Joffre's bat (''Mirostrellus joffrei''), also known as Joffre's pipistrelle, is a species of

vesper bat Vespertilionidae is a family of microbats, of the order Chiroptera, flying, insect-eating mammals variously described as the common, vesper, or simple nosed bats. The vespertilionid family is the most diverse and widely distributed of bat famili ...

in the family Vespertilionidae. It is the only member of the genus ''Mirostrellus''. It is found in

South South is one of the cardinal directions or compass points. The direction is the opposite of north and is perpendicular to both west and east. Etymology The word ''south'' comes from Old English ''sūþ'', from earlier Proto-Germanic ''*sunþa ...

and

Southeast Asia Southeast Asia is the geographical United Nations geoscheme for Asia#South-eastern Asia, southeastern region of Asia, consisting of the regions that are situated south of China, east of the Indian subcontinent, and northwest of the Mainland Au ...

. It was formerly classified in the genus ''

Hypsugo The genus ''Hypsugo'' contains many bats referred to as pipistrelles or pipistrelle bats (not to be confused with the genus ''Pipistrellus''). They belong to the family Vespertilionidae or vesper bats. They are primarily found throughout Asia, th ...

'', but phylogenetic studies indicate that it belongs in its own genus, which was described in 2020 as ''Mirostrellus''. The studies also found Anthony's pipistrelle (''H. anthonyi''), a mysterious bat known from a single specimen, collected at Changyinku,

Burma Myanmar, officially the Republic of the Union of Myanmar; and also referred to as Burma (the official English name until 1989), is a country in northwest Southeast Asia. It is the largest country by area in Mainland Southeast Asia and ha ...

, at 7000 ft (2134 m) altitude, to be conspecific with ''M. joffrei''.

References

Vesper bats Mammals of Myanmar Mammals described in 1915 Taxonomy articles created by Polbot Taxa named by Oldfield Thomas Bats of Asia Taxobox binomials not recognized by IUCN {{Vespertilionidae-stub