Wings are slightly shorter and broader than normal and have extra venation (particularly associated with vein L2, which usually ends in a delta tip). The anal plates and genital arches are deformed and the genital region protrudes. Male viability is approximately 50% of wild-type.
RK3. Wings slightly short and broad; has extra venation, especially around L2, which usually ends in a δ. Anal plates and genital arch deformed; genital region protruding. Male fertile but viability about 50% normal.