At least the 3' end of the 3S18 element present in DrMio has been deleted.
viable (with Df(3R)KE)
DrR53, l(3)CB24CB24 has viable phenotype
Revertant. Selected as: a mutation resulting in complete suppression of the DrMio/+ eye phenotype. Appears to have lost the stg-associated lesion (stgDr-Mio) present on the progenitor DrMio chromosome.