in our ancient writers, denotes the year or course of a year. Actum est hoc annorum Dominice incarnationis quater quinquagenis et quin-

quies quinis lastris, et tribus curriculis, i.e. In the year Cerciculus 1028; for four times fifty make two hundred, and five times two hundred make one thousand; five lustres are twenty-five years, and three curricula are three years.