TABLE 1

Summary of male meiotic mutant screenings

Nondisjunction testChromosomes screened (n)OriginMeiotic mutants recovered
C(1;Y)6Dp(1;f)YP223 and 44Second (493)EMSmei(2)yh92, mei(2)yh149, mei(2)yh217
Third (331)EMS
Second (67)Natural populations
Third (33)Natural populationsmei(3)M19, mei(3)M20
44Second and third (1482)P-element insertionsmei(2)ys91 (ordys91), mei(2)yoh7134
Second (126)Natural populationmei(2)yh15, mei(2)yh137 (tefyh137)