''Helcystogramma amethystium'' 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 1906. It is known from

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 ...

and

Sri Lanka Sri Lanka (, ; si, ශ්‍රී ලංකා, Śrī Laṅkā, translit-std=ISO (); ta, இலங்கை, Ilaṅkai, translit-std=ISO ()), formerly known as Ceylon and officially the Democratic Socialist Republic of Sri Lanka, is an ...

. 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 about 10 mm. The forewings are dull ochreous orange sprinkled with fuscous. The markings are prismatic violet blue, partially edged with dark fuscous. There are narrow costal and median streaks from the base to one-third, an oblique mark from the costa before the middle, not reaching halfway across the wing and a short longitudinal mark beneath the disc before the middle. There is also a straight narrow fascia at two-thirds, interrupted above the middle. The apical fourth is blackish, except for a terminal line, with the anterior edge straight, near and parallel to preceding the fascia, including a small round violet-silvery-metallic spot on the costa and four others before the termen. The hindwings are dark fuscous, bronzy tinged.''Journal of the Bombay Natural History Society''. 17 (1): 140.

References

Moths described in 1906

amethystium Amethystium is an ambient/ electronica/ neoclassical music project created by Norwegian producer, composer and multi-instrumentalist Øystein Ramfjord. Under the Amethystium name, Ramfjord has released five full-length albums (''Odonata'', ''Aph ...

Moths of Asia {{Helcystogramma-stub