''Caeneressa brithyris'' is a

moth Moths are a group of insects that includes all members of the order Lepidoptera that are not Butterfly, butterflies. They were previously classified as suborder Heterocera, but the group is Paraphyly, paraphyletic with respect to butterflies (s ...

of the family

Erebidae The Erebidae are a family (biology), family of moths in the superfamily Noctuoidea. The family is among the largest families of moths by species count and contains a wide variety of well-known macromoth groups. The family includes the underwin ...

. It was described by

Herbert Druce Herbert Druce, Linnean Society, FLS (14 July 1846 in London – 11 April 1913 in London) was an English entomologist. His collections were acquired by Frederick DuCane Godman (1834–1919), Osbert Salvin (1835–1898), and James John Joicey (187 ...

in 1898. It is found on

Borneo Borneo () is the List of islands by area, third-largest island in the world, with an area of , and population of 23,053,723 (2020 national censuses). Situated at the geographic centre of Maritime Southeast Asia, it is one of the Greater Sunda ...

and

Sumatra Sumatra () is one of the Sunda Islands of western Indonesia. It is the largest island that is fully within Indonesian territory, as well as the list of islands by area, sixth-largest island in the world at 482,286.55 km2 (182,812 mi. ...

References

Syntomini Moths described in 1898 {{Syntomini-stub