Homozygous flies have no visible phenotype.
ebi[+]/ebik16213, sinah1 has dorsocentral bristle | ectopic phenotype
phyl2/+ ; sinah1/sinah1 flies have no visible mutant phenotype.
ebik16213/+ ; sinah1/sinah1 flies have an extra dorsocentral bristle; on average flies contain 0.82 extra bristles and one or more extra bristles are seen in 36% of males and 68% of females. The dorsocentral bristles are aligned and spaced in an anterior to posterior row as in wild type, but because of the extra bristle(s), the row extends further anteriorly than in wild type.