''Rectiostoma silvibasis'' is a

moth Moths are a group of insects that includes all members of the order Lepidoptera that are not Butterfly, butterflies. They were previously classified as suborder Heterocera, but the group is Paraphyly, paraphyletic with respect to butterflies (s ...

in the family

Depressariidae Depressariidae is a family of moths. It was formerly treated as a subfamily of Gelechiidae, but is now recognised as a separate family, comprising about 2,300 species worldwide. Subfamilies Depressariidae consists of ten subfamilies: * Acriinae ...

. It was described by W. Donald Duckworth in 1971. It is found in

Venezuela Venezuela, officially the Bolivarian Republic of Venezuela, is a country on the northern coast of South America, consisting of a continental landmass and many Federal Dependencies of Venezuela, islands and islets in the Caribbean Sea. It com ...

. The

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

is 11–13 mm. The forewings are blackish brown, the basal third white tinged faintly with yellow on the costal edge. There are a few blackish-brown scales on the extreme edge of the costa and anal angle. The apical two thirds of the forewing are suffused with bronze-to-violet iridescent scales. The hindwings are blackish brown with a white patch on the basal half of the anterior margin.Neotropical Microlepidoptera XX: Revision of the Genus Setiostoma (Lepidoptera: Stenomidae)
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References

Moths described in 1971 Rectiostoma {{Depressariidae-stub