In 1933, Siccenna was nominally restored as Latin titular bishopric[3] of diocesan rank.
Incumbents were, nearly consecutively, of the fitting Episcopal (lowest) rank, with an archiepiscopal exception:
Fortunato Zoppas (1964.11.25 – death 1969.08.05) as emeritate; previously Bishop of Nocera de’ Pagani (Italy) (1952.04.26 – 1964.11.25)
Alois Wagner (later Titular Archbishop, see below) (1969.09.01 – 1992.10.01), as Auxiliary Bishop of Diocese of Linz (Austria) (1969.09.01 – 1981.10.12) and Vice-President of Pontifical Council Cor Unum (1981.10.12 – 1999.07.08)
Earl Alfred Boyea (2002.07.22 – 2008.02.27), as Auxiliary Bishop of Archdiocese of Detroit (USA) (2002.07.22 – 2008.02.27); later Bishop of Lansing (USA) (2008.02.27 – ...)
Taras Senkiv, Order of Minims (O.M.) (2008.05.22 – 2014.04.02), first as Auxiliary Bishop of Eparchy of Stryj of the Ukrainians (Ukraine) (2008.05.22 – 2010.01.20), thereafter on the same see as Apostolic Administratorsede plena of Stryj of the Ukrainians (2010.01.20 – 2011.03.24) and Apostolic Administrator of Stryj of the Ukrainians (2011.03.24 – 2014.04.02), later promoted Bishop of Stryj of the Ukrainians (2014.04.02 – ...)