''Rectiostoma leuconympha'' 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

Edward Meyrick Edward Meyrick (25 November 1854 – 31 March 1938) was an English schoolmaster and amateur entomologist. He was an expert on microlepidoptera and some consider him one of the founders of modern microlepidoptera systematics. Life and work Ed ...

in 1921. It is found in

Brazil Brazil, officially the Federative Republic of Brazil, is the largest country in South America. It is the world's List of countries and dependencies by area, fifth-largest country by area and the List of countries and dependencies by population ...

References

Moths described in 1921 Rectiostoma {{Depressariidae-stub