Conchylodes concinnalis is a moth in the Crambidae family. It is found in Mexico and the south-eastern United States north to Ohio. In the west the range extends to Arizona and southern California. The wingspan is about 23-24 mm. The wings are cretaceous white. There are black subbasal and antemedial bands on the forewings, as well as a pot in the cell with a small white center. There is a larger discocellular spot with a much larger center. There is a nearly straight submarginal and marginal line. Adults are on wing from March to September.