RK2. Adults are small with many external abnormalities. Eyes are small, dull and abnormal in shape. Wings are shorter than normal and are folded to various degrees. The posterior scutellar bristles are held vertically. Male viability is approximately 20% of wild-type.
Posterior scutellar bristles held vertically. Fly small. Eyes dull, small, and abnormally shaped. Wings short and folded. male-sterile male viability about 20% normal. RK2.