 On 22 September 1948 , Lefebvre , while continuing as Vicar Apostolic of Dakar , received additional responsibilities : Pope Pius XII appointed him Apostolic Delegate to French Africa . In this capacity he was the papal representative to the Church authorities in 46 dioceses " in continental and insular Africa subject to the French Government , with the addition of the Diocese of Reunion , the whole of the island of Madagascar and the other neighbouring islands under French rule , but excluding the dioceses of North Africa , namely those of Carthage , Constantine , Algiers and Oran . " With this new responsibility he was appointed Archbishop of the titular see of Arcadiopolis in Europa . 
