visible
eye
ommatidium
RK1A.
SL heterozygotes resemble S1 heterozygotes. astrv1/SL flies have eyes which are slightly less rough than those of SL/+ flies.
SL has visible phenotype, enhanceable by astK6/ast[+]
SL has eye phenotype, enhanceable by astK6/ast[+]
SL has phenotype, suppressible by astrv1