''Gymnoscelis biangulata'' is a

moth Moths are a paraphyletic group of insects that includes all members of the order Lepidoptera that are not butterflies, with moths making up the vast majority of the order. There are thought to be approximately 160,000 species of moth, many of ...

in the family

Geometridae The geometer moths are moths belonging to the family Geometridae of the insect order Lepidoptera, the moths and butterflies. Their scientific name derives from the Ancient Greek ''geo'' γεω (derivative form of or "the earth"), and ''metr ...

first described by

Charles Swinhoe Colonel Charles Swinhoe (27 August 1838, in CalcuttaAlthough many published sources give 1836, the India Office Records note it as 1838 (), the other year being that of his brother Robert. – 2 December 1923) was an English naturalist and lepi ...

in 1902. It is found on

Sumbawa Sumbawa is an Indonesian island, located in the middle of the Lesser Sunda Islands chain, with Lombok to the west, Flores to the east, and Sumba further to the southeast. Along with Lombok, it forms the province of West Nusa Tenggara, but there ...

in Indonesia.

References

Moths described in 1902 Gymnoscelis {{Gymnoscelis-stub