ology ▁( Dec ember ▁ 1 , ▁ 1 8 4 3 ) ▁and ▁in ▁canon ▁and ▁civil ▁law ▁( J anu ary ▁ 1 7 , ▁ 1 8 4 5 ). ▁ ▁He ▁was ▁ord ained ▁to ▁the ▁priest hood ▁on ▁September ▁ 2 3 , ▁ 1 8 4 3 , ▁and ▁finished ▁his ▁studies ▁in ▁ 1 8 4 5 . ▁La uren zi ▁was ▁later ▁made ▁a ▁canon ▁of ▁the ▁c athedral ▁chapter ▁of ▁Per ug ia ▁in ▁June ▁ 1 8 4 6 , ▁the ▁pro - vic ar ▁general ▁of ▁Per ug ia ▁in ▁February ▁ 1 8 4 7 , ▁and ▁a ▁Priv y ▁Chamber lain ▁super numer ary ▁of ▁His ▁Hol iness ▁in ▁ 1 8 5 3 . ▁He ▁also ▁served ▁as ▁President ▁of ▁the ▁The ological ▁College ▁at ▁his ▁al ma ▁mater ▁of ▁the ▁University ▁of ▁Per ug ia , ▁and ▁became ▁a ▁canon ▁arch p ri est ▁in ▁ 1 8 5 7 . ▁ ▁On ▁June ▁ 2 2 , ▁ 1 8 7 7 , ▁La uren zi ▁was ▁appointed ▁A ux ili ary ▁Bishop ▁of ▁Per ug ia ▁and ▁Tit ular ▁Bishop ▁of ▁A math us ▁in ▁Pala est ina ▁by ▁Pope ▁P ius ▁IX , ▁receiving ▁his ▁epis cop al ▁consec r ation ▁from ▁Card inal ▁G io ac ch ino ▁P ec ci , ▁the ▁future ▁Pope ▁Leo ▁XIII . ▁He ▁was ▁later ▁named ▁an ▁Ass istant ▁at ▁the ▁Pont ific al ▁Th r one ▁on