''Helcystogramma chalyburga'' 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 The Gelechiidae are a family of moths commonly referred to as twirler moths or gelechiid moths. They are the namesake family of the huge and little-studied superfamily Gelechioidea, and the family's taxonomy has been subject to considerable dis ...

. It was described by

Edward Meyrick Edward Meyrick (25 November 1854, in Ramsbury – 31 March 1938, at Thornhanger, Marlborough) was an English schoolmaster and amateur entomologist. He was an expert on microlepidoptera and some consider him one of the founders of modern micr ...

in 1922. It is found in

Pará Pará is a Federative units of Brazil, state of Brazil, located in northern Brazil and traversed by the lower Amazon River. It borders the Brazilian states of Amapá, Maranhão, Tocantins (state), Tocantins, Mato Grosso, Amazonas (Brazilian state) ...

, Brazil. 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 13 mm. The forewings are brown with three shining dark blue-grey fasciae finely edged with blackish, the first basal, occupying one-third of the wing, the second moderate, rather irregular, from the middle of the costa to beyond the middle of the dorsum, the third subterminal, moderate, pointed beneath and not quite reaching the dorsum, the costal end marked anteriorly with a small white spot. The dorsum between these fasciae is suffused with dark fuscous. The terminal area is dark fuscous with a terminal series of minute blue-grey dots. The hindwings are dark fuscous.''Transactions of the Entomological Society of London''. 1922: 103.

References

Moths described in 1922 chalyburga Moths of South America {{Helcystogramma-stub