Palpus upcurved, the 2nd segment broadly and smoothly scaled in front, its distal extremity reaching the level of the vertex of the head, the 3rd segment long and acuminate (blunter in the male than in the female). Frons rounded, smoothly scaled. Tibiae with outer spurs half as long as inner. Fore wing with veins R3+R4 anastomosed for three-fourths of their length, R2 closely approximated to them, R5 almost straight and diverging from them; veins M2, M3, and Cu1 arising close together from lower angle of cell, vein Cu2 from cell at about five-sixths. Hind wing with vein Sc anastomosing with vein Rs to near apex; veins M2, M3, Cu1, and Cu2 disposed as in fore wing.