''Helcystogramma idiastis'' 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 w ...

in the family Gelechiidae. It was described by Edward Meyrick in 1916. It is known from north-eastern

India India, officially the Republic of India (Hindi: ), is a country in South Asia. It is the seventh-largest country by area, the second-most populous country, and the most populous democracy in the world. Bounded by the Indian Ocean on the so ...

. The

wingspan The wingspan (or just span) of a bird or an airplane is the distance from one wingtip to the other wingtip. For example, the Boeing 777–200 has a wingspan of , and a wandering albatross (''Diomedea exulans'') caught in 1965 had a wingspan of ...

is 10–11 mm. The forewings are grey, finely irrorated (sprinkled) with ochreous whitish. The stigmata is moderate, dark fuscous, laterally edged with white, with the plical beneath the first discal. There is a terminal row of dark fuscous dots. The hindwings are light grey.Meyrick, Edward (1912–1916)
''Exotic Microlepidoptera''. 1 (19): 577.
The larvae feed on '' Panicum'' species.

References

Moths described in 1916 idiastis Moths of Asia {{Helcystogramma-stub