Wings are short, broad and opaque, with the membrane either slightly convex or concave. Legs are short and the long segments are frequently slightly bowed. The abdomen is slightly abnormal in shape and the genitalia are deformed. Eye colour: slightly browner than normal. Males are fertile and have approximately 10% wild-type viability. Females are sterile.
Eye colour: slightly brownish. Short, broad and opaque wings with slightly convex or concave membranes. Legs short with long segments frequently bowed. Abdomen slightly abnormal in shape; genitalia deformed. Male viability about 10% wild type. RK3.