Blepharomastix dadalis

Blepharomastix dadalis is a moth in the Crambidae family. It was described by Druce in 1895. It is found in Costa Rica and Panama.

The fore- and hindwings are silky-white. The forewings with the costal margin, apex, and outer margin are shaded with dusky brown. There is a small spot in the cell and another at the end of it, as well as a submarginal pale brown waved line. The hindwings are crossed by a waved brown line below the middle and the apex is bordered with dusky brown.