If I remember correctly, I saw a thread not too far back discussing misbarring in captive bred clowns. The gist of it was that bars are formed at a couple of different ages during clownfish development, and that environment can affect bar formation at each of these stages. So it could be possible to produce the exact type of misbarring you wanted if you were able to appropriately control environment through development. Did some searching and found the thread:
http://archive.reefcentral.com/forum...ght=misbarring