• Established on 3 July 1879 as
Apostolic Prefecture of Cimbebasia, on territory split off from the then
Apostolic Vicariate of Two Guineas • Lost territory in 1881 to establish the
Mission sui juris of Cunene • Renamed on 1 August 1892 as
Apostolic Prefecture of Upper Cimbebasia in Portuguese Angola (Curiate Italian: Cimbebasia Superiore), having lost territory to establish the
Apostolic Prefecture of Lower Cimbebasia • Renamed on 10 January 1921 as
Apostolic Prefecture of Cubango in Angola • Suppressed on 4 September 1940, its territory being reassigned to establish the
Roman Catholic Diocese of Nova Lisboa, to which its incumbent was promoted as first Bishop. == Ordinaries ==