Sure enuff...unfortuantely for Bonanno he was relatively unkown to most of the other people in NYC when his jelousy was used by Steve Magadino to challange Bonanno's leadership when Joe tried to plant Bill in his administration.
Maseria then Luciano then Costello then Genovese...Vito was not Sicillian, nor was Costello, Charlie was and I would belive the Joe the Boss was as well so my guess would be that it was Costello.
Q. This powerfull Profaci capo went by the nick name "Jiggs"?
