Male - has second joint of palpi reaching vertex of head. Third joint moderate length and naked. Antennae bipectinated, with long branches. Thorax and abdomen smoothly scaled. Fore wings with arched costa near base and at apex, which is slightly produced. The outer margin excurved at middle. Veins 7 to 10 stalked. A tuft of long scales from base of costa on underside. The retinacular tuft large. Hind wings with veins 3 and 4 stalked and vein 5 from lower angle of cell.