Regiae (city)
Regiae (or Regiæ) was an ancient city and former bishopric in Roman North Africa. It is currently a Latin Catholic titular see. Its presumed location is Arbal, in modern Algeria. History. The city was important enough in the Roman province of Mauretania Caesariensis to become a suffragan diocese of its capital Caesarea Mauretaniae's Metropolitan archbishopric. However it later faded. Titular see. The diocese was nominally restored as a Latin Catholic titular bishopric in 1933, the Italian Curiate title being Regie. It has had the following incumbents, all of the lowest (episcopal) rank :