Metasia mzabi is a moth in the family Crambidae. It was described by Rothschild in 1913. It is found in Algeria.[1]
The length of the forewings is about 11 mm. The forewings are white, although the basal fourth, costal area and outer fifth are sandy brownish orange. There is a large sandy yellow stigma, encircled with brown and a straight antemedial band, as well as a curved chocolate-brown transverse band. The terminal line is thin and brown. The hindwings are white with a sandy brownish orange stigma, postdiscal band and terminal band.[2]