1B10-1C4;19
sc << bk1 << su(wa) << car << bk2 << su(f)
Segregates normally from XY, shows 3% nondisjunction from C(1)RM and causes 13% nondisjunction of + from In(1)dl-49 in In(1)dl-49/+/Dp(1;f)52.
Weltman, 1954.
deletion of X euchromatin
Hybrids from the cross D.melanogaster C(1;Y)10/Dp(1;f)52 males and D.sechellia females are non-viable.
3.7 - 4 times the length of chromosome 4. Induce low frequency of X and 4th chromosome nondisjunction.
All limits from polytene analysis (citation unavailable)