Patania hemipolialis is a species of moth in the family Crambidae. It was described by George Hampson in 1918. It is found in Colombia.[1]
The wingspan is about 30 mm. The forewings are yellow, tinged with fulvous up to the postmedial line, the costal area is paler and the terminal area is pale grey-brown. The base is tinged with grey-brown and there is a waved brown antemedial line. The hindwings have a pale yellow basal half, while the terminal half is pale grey-brown.[2]