''Rectiostoma earobasis'' 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

Bolivia Bolivia, officially the Plurinational State of Bolivia, is a landlocked country located in central South America. The country features diverse geography, including vast Amazonian plains, tropical lowlands, mountains, the Gran Chaco Province, w ...

. 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 about 13 mm. The forewings are pale yellow basally, edged with dark brown on the costa from the base and at the anal angle. The distal margin of the yellow area is bordered by a dark brown line immediately paralleled by a broad, transverse band of iridescent violet. The apical half of the forewing is dark brown suffused with iridescent blue violet. The hindwings are dark brown with white patch on 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