Morphological characteristics of the adult body length 37-48 mm, forewing length 36-45 mm; female body length 49-58 mm, forewing length 39-50 mm. -Coarse, dark brown or black. Filamentous black antennae. On the back of his head black and brown, brown-red compound eyes, the eyes under a wide yellow stripe. Pronotum brown on the back of the black, yellow around the edge, the edge of a tumor-like bulge orange, the film side of the lower end of the l be a 3-5mm wide vertical stripes of yellow, and Yellow spot at the bottom of the eye linked In the chest after the ventral yellow or orange. Tawny forewing, similar to many scattered round the orange stain, ranging from large and small, generally 70-82; after dark brown wings, near the top a little short. 6 abdomen before the first half of the black, the latter part of the orange. To be under the tail of male and female reproductive board to be the end, spawning a yellow flap. The first big short. Face tilted back, face uplift only in the eyes clearly on a vertical trench. Head width

Short, the triangle side of the uplift marked edge, ditch and the front end of the vertical face uplift of the longitudinal groove connected, non-cephalic Waterloo. Male color touch-Shuang Zhao. Forewing yellow veins obvious; room near quadrilateral plate. Fubei, and on both sides of the belly of the Central Health have both vertical spots. Male belly bar. Female mosquito abdomen spindle. Egg long 0.75mm, long oval-shaped, black. Larvae body length at the end of 22-26mm, dust-color light. The first dark color, and a half reduction in the chest, chewing mouth parts. After the valve has soft finger up and down 3 processes, physical back bristle Health. Larvae and pupae from the shape similar to that. Pupa before the thoracodorsal short breathing tube holes 1, abdominal sections back, the trailing edge web with barbed l row.

Liaoning living habits on behalf of the 2-year-old to the end of the larvae in the soil under 20-25cm Service winter, pupate in May the following year, for adult emergence, to lay their eggs in June, early July to mid-August into the activities of the larvae, in mid-August To the end of pupation, the emergence into early September and lay their eggs, larvae to hatch, the larvae enter the October aging, buried pupation. ***