Some older names are still around and in one case are listed as additional allele even though this is the same as BicDr5: BicDr5: BicD18a = BicD18e The alleles are described in the following paper with the new systematic name: Development. 1994 May;120(5):1233-42. Null alleles reveal novel requirements for Bic-D during Drosophila oogenesis and zygotic development. Ran B, Bopp R, Suter B. (There are some other synonyms, but maybe fewer people use the old names in these cases: BicDr6: BicD28 BicDr7: BicD7 BicDr8: BicD20 BicDr9: BicD11 BicDr10: BicD9 BicDr11: BicD27)