Blepharomastix marialis is a moth in the Crambidae family. It was described by Schaus in 1924. It is found in Guatemala.
The wingspan is about 20 mm. The forewings are drab with darker markings. The hindwings are white, thinly scaled and the termen suffused with drab. There is a brown postmedial wavy line.
References
Blepharomastix marialis Wikipedia(Text) CC BY-SA