''Helcystogramma carycastis'' 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 1922. It is found in

Guyana Guyana ( or ), officially the Cooperative Republic of Guyana, is a country on the northern mainland of South America. Guyana is an indigenous word which means "Land of Many Waters". The capital city is Georgetown. Guyana is bordered by the ...

and Amazonas, 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 10–12 mm. The forewings are ferruginous or red brown with a white streak along the fold from the base to near the middle of the wing and with a streak of dark fuscous suffusion along the dorsum throughout. There are two light metallic-grey fasciae edged with blackish, the first from the middle of the costa, at first very broad and extended as a slender whitish streak to the base, rapidly narrowed to the dorsal suffusion at two-thirds, finely white edged anteriorly except towards the costa, and more strongly posteriorly expanding into a triangular white costal spot, the second at four-fifths, narrow, constricted in the middle, irregularly white edged, forming a white spot beneath the costa posteriorly. The costal edge towards the apex is white and there is a light metallic-grey triangular spot on the termen below the middle, and a slight mark at the apex. The hindwings are dark grey.''Transactions of the Entomological Society of London''. 1922: 104.

References

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