The arrow flying squirrel (''Hylopetes sagitta'') is a species of

flying squirrel Flying squirrels (scientifically known as Pteromyini or Petauristini) are a tribe of 50 species of squirrels in the family Sciuridae. Despite their name, they are not in fact capable of full flight in the same way as birds or bats, but they a ...

. It is

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found els ...

Java Java (; id, Jawa, ; jv, ꦗꦮ; su, ) is one of the Greater Sunda Islands in Indonesia. It is bordered by the Indian Ocean to the south and the Java Sea to the north. With a population of 151.6 million people, Java is the world's mo ...

and Bangka,

Indonesia Indonesia, officially the Republic of Indonesia, is a country in Southeast Asia and Oceania between the Indian and Pacific oceans. It consists of over 17,000 islands, including Sumatra, Java, Sulawesi, and parts of Borneo and New Guine ...

. The population is unknown as it has only been collected from a few localities. It is nocturnal and arboreal and may be found in primary and secondary forest. It is threatened by forest loss due to logging and agriculture and there are no known conservation actions. Phylogenetic evidence indicates that the grey-cheeked flying squirrel (''H. lepidus''), which was described in 1822, is conspecific with this species.

References

*Thorington, R. W. Jr. and R. S. Hoffman. 2005. Family Sciuridae. pp. 754–818 ''in'' Mammal Species of the World a Taxonomic and Geographic Reference. D. E. Wilson and D. M. Reeder eds. Johns Hopkins University Press, Baltimore. Hylopetes Mammals of Indonesia Endemic fauna of Indonesia Mammals described in 1766 Taxonomy articles created by Polbot Taxa named by Carl Linnaeus {{Squirrel-stub