''Anadasmus anceps'' 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 ...

of 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 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 ...

(Para) and

French Guiana French Guiana, or Guyane in French, is an Overseas departments and regions of France, overseas department and region of France located on the northern coast of South America in the Guianas and the West Indies. Bordered by Suriname to the west ...

. 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 24 mm. The forewings are very pale whitish-fuscous with the extreme costal edge whitish. The stigmata are dark fuscous, the plical very obliquely beyond the first discal. There are two series of cloudy fuscous dots, the first from above the cell in the middle of the wing to beyond the second discal stigma, then obtusely angulated and continued nearly directly to near the dorsum at three-fourths, the second from the costa at four-fifths to the dorsum before the tornus, strongly indented beneath the costa, then rather strongly curved. There is a series of dark fuscous marginal dots around the apex and termen. The hindwings are ochreous-whitish.Description of ''Stenoma praeceps'' in Exot. Microlep. 1 (15): 453
/ref>

References

Moths described in 1877 Anadasmus Moths of South America {{Stenomatinae-stub