Prenesta scyllalis is a moth in the family Crambidae.

It is found in Brazil, Colombia, Peru, Costa Rica, Honduras, Belize and Mexico.

[2] Adults are luteous (yellowish), the wings with red interior and exterior lines and with blackish marginal points.

The forewings are reddish along the costa and there is a large reddish reniform mark.

This Margaroniini-related article is a stub.