Palpi upturned, where the second joint reaching vertex of head and third joint long and slender. Front tuft is blunt. Antennae minutely ciliated in male or pectinated. Thorax and abdomen smoothly scaled. Tibia spineless. Forewings with produced and acute apex. Outer margin angled or produced to a point in the middle. Hindwings with vein 5 from below center of discocellulars. Larva with non-swollen thoracic somites.[3]