Polytene chromosomes normal.
Has three molecularly detectable lesions within a 10kb region including dy exons 1 and 2 and 5' region.
Behavioural rhythmicity is not altered.
Partially suppressed by su(f)unspecified.
Cell expansion inhibited in prepupal as well as pupal period.
Wings smaller than normal but of nearly wild-type shape, dusky in color.