Covers the lethality of T(1;4)wm258-21. Covers Df(1)N-8.
z1 ; Dp(1;2)w-ec males show a mottled phenotype suggestive of a duplication of the w+ locus. However, Dp(1;2)w-ec produces no change of phenotype when added to w- ec- males or females, and does not complement wsp1.
Duplication of 25 bands.