As soon as the residential diocese was suppressed in 1700 it was turned into a Latin titular bishopric under the title of Cydonia (or Cidonia in Curiate Italian).
This was itself suppressed in 1933, having had the following incumbents, of the fitting Episcopal (lowest) rank, with a single exception of intermediary (archiepiscopal) rank:
- Agostino Bruti (1728.09.20 – death 1733.09.28) as emeritate; formerly Bishop of Koper (Slovenia) (1733.09.28 – 1747.10)
- Nicolas Navarre (1735.05.25 – death 1754) as Auxiliary Bishop of Archdiocese of Lyon (France) (1735.05.25 – 1754)
- Henri Hachette des Portes, Carmelites (O. Carm.) (1755.07.21 – 1771.09.23) as Auxiliary Bishop of Archdiocese of Reims (France) (1755.07.21 – 1771.09.23); next Bishop of Glandèves (1771.09.23 – death 1798)
- Michał Jerzy Poniatowski (1773.07.12 – 1785.02.14), as Coadiutor Bishop of Płock (Poland); later succeeding as Bishop of Płock (1774 – 1785.02.14), finally Metropolitan Archbishop of Gniezno (Poland) (1785.02.14 – 1794.08.12)
- Gaetano Ginanni (1775.07.17 – 1777.12.15) without actual prelature yet; next Bishop of Foligno (Italy) (1777.12.15 – death 1785.03.28)
- François-Philippe Taboureau, Benedictine Order (O.S.B.) (1778.06.01 – ? death?), without actual prelature
- Václav von Chlumčansky (1795.06.01 – 1802.03.29) as Auxiliary Bishop of Archdiocese of Praha (Prague in Bohemia, Czechia) (1795.06.01 – 1802.03.29); later Bishop of Litoměřice (Czechia) ([1801.10.15] 1802.03.29 – 1815.03.15), Metropolitan Archbishop of above Praha (Prague, Czechia) ([1814.12.30] 1815.03.15 – death 1830.06.14)
- Tomás Díez Bedoya, Capuchin Friars Minor (O.F.M. Cap.) (1825.12.19 – death 1851.12.26) as Auxiliary Bishop of Archdiocese of Santiago de Compostela (Spain) (1825.12.19 – 1851.12.26)
- Joseph Larocque (1852.07.06 – 1860.06.22) as Coadjutor Bishop of Montréal (Quebec, Canada) (1852.07.06 – 1860.06.22); next Bishop of Roman Catholic Diocese of Saint-Hyacinthe (Quebec, Canada) (1860.06.22 – retired 1866.02.04), emeritate as Titular Bishop of Germanicopolis (1867.01.15 – death 1887.11.18)
- BIOs TO BE ELABORATED
- George Butler (1861.06.13 – 1864.06.04)
- Titular Archbishop José María de Jesús Yerovi Pintado, O.F.M. (1865.09.25 – 1867.04.02), Coadjutor Archbishop of Quito (Ecuador) (1865.09.25 – 1867.04.02), succeeding as Metropolitan Archbishop of Quito (1867.04.02 – 1867.06.20)
- Giovanni Battista Bagala Blasini (1868.05.12 – 1876.04.03)
- Francesco Vitagliano (1876.06.26 – 1882.03.30)
- Charles-Jacques Mouard, O.F.M. Cap. (1882.09.15 – 1888.08.08)
- Angelus Boccamazzi (1890.06.23 – 1896)
- Teofilo Massucci, O.F.M. (1896.08.24 – 1900.05.10)
- Giuseppe Candido (1901.02.04 – 1906.07.04)
- Wladyslaw Bandurski (1906.09.26 – 1932.03.06).