Polytene chromosomes normal.
lethal - all die during embryonic stage | recessive
some die during embryonic stage | recessive
embryonic abdominal segment 1
embryonic abdominal segment 2
embryonic abdominal segment 3
embryonic abdominal segment 4
embryonic mesothoracic segment
embryonic metathoracic segment
embryonic prothoracic segment
Intermediate allele.
Segments T1-3 and A1-4 deleted; duplicated segments not observed.
Intermediate allele.