Diaphania argealis

Diaphania argealis is a moth in the Crambidae family. It was described by Walker in 1859. It is found in Brazil, Peru, Ecuador, Venezuela and Costa Rica. The habitat consists of rain forests.

The length of the forewings is 11.5–13 mm for males and 11.5-12.3 mm for females. The costal band is very dark-brown. There is yellowish on the terminal edge of both the forewing and hindwings. The rest of the wing is white.