Muratori has given the series of the papal coins (Antiquitat. tom. ii. diss. xxvii. p. 548 - 554). He finds only two more early than the year 800: fifty are still extant from Leo III. to Leo IX., with the addition of the reigning emperor; none remain of Gregory VII. or Urban II.; but in those of Paschal II. he seems to have renounced this badge of dependence.