The diocese was nominally restored in 1933 as titular bishopric of Rucuma (Latin = Curiate Italian) / Rucumen(sis) (Latin adjective).[2]
It has had the following incumbents, of the fitting Episcopal (lowest) rank:
Jean-Joseph-Léonce Villepelet (2 July 1966 – resigned 10 Dec 1970) as emeritate, previously Bishop of Nantes (France) (1936.08.20 – 1966.07.02); died 1982
Patrick Fani Chakaipa (15 Oct 1972 – 31 May 1976) as Auxiliary Bishop of Archdiocese of Salisbury (Zimbabwe) (1972.10.15 – 1976.05.31), next Metropolitan Archbishop of Salisbury (1976.05.31 – 1982.06.25), President of Zimbabwe Catholic Bishops’ Conference (1977 – 1984), Metropolitan Archbishop of Harare (Zimbabwe) (1982.06.25 – death 2003.04.08), President of Inter-Regional Meeting of Bishops of Southern Africa (1992–1995)