When this mutant first appeared its similarity to arc led us to suspect that it might be arc itself or an allelomorph of arc.
In the fifth figure (e) the color of the darkest fly is due to a factor called ebony, which is an allelomorph of sooty.
This eye color, which is an allelomorph of white, is also interesting because in the female the color is deeper than in the male.
If each is produced by a loss it must be a different loss that acts as an allelomorph to the other loss.
Since eosin is an allelomorph of cherry, it should be expected to give with sable the same cross-over value as did cherry.
allelomorph (one another form), one of a pair of factors which are alternative to each other in Mendelian inheritance.
allelomorph al·le·lo·morph (ə-lē'lə-môrf', ə-lěl'ə-)