Diaphania columbiana is a moth in the Crambidae family. It was described by Hampson in 1899. It is found in Guatemala, Colombia, Ecuador, Peru, Bolivia and Paraguay.
The length of the forewings is 13-15 mm for males and 14 mm for females. The wings have a distinct purple gloss. The forewings have brown costal and external bands and a translucent white area of without yellow scales. There is a brown band on the hindwings, as well as a translucent white area.
References
Diaphania columbiana Wikipedia(Text) CC BY-SA