and professed Christians in the Roman world were distributed, as unto a dependence on the authority, and subjection to the jurisdiction and order, of the bishops of five principal cities of the empire; who were thereon called patriarchs. (3.) Various divisions under them of archiepiscopal or metropolitical churches; and under them of those that are now called diocesan, whose bounds and limits were fixed and altered according to the variety of occasions and occurrences of things in the nations of