Choristostigma perpulchralis is a moth in the Crambidae family. It is found in Mexico (Tehuacan, Veracruz) and the United States, where it has been recorded from New Mexico and Texas. The wingspan is 18-22 mm. The forewings are bright yellow with a bright pink costa and terminal area, as well as a pink antemedial line. The hindwings are white and the terminal area is yellowish suffused with pink scales. Adults are on wing in March, May and September.