Roman Catholic Diocese of Termia

The Diocese of Termia or Diocese of Thermae or Diocese of Thermia (Latin: Dioecesis Thermiensis seu Firminiensis) was a Latin Catholic crusader bishopric located in the Cyclades archipelago in the Aegean Sea , which in 1600 was renamed but .

(all Roman Rite)

Metropolitan: Archdiocese of Naxos

It is today listed by the Catholic Church as a titular see.

Since the diocese's nominal restoration in 1933, under the name Cea, it has had the following incumbents, so far of the fitting Episcopal (lowest) rank, but is vacant since decades:

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