Himeria was an ancient city in the Roman province

Roman province

In Ancient Rome, a province was the basic, and, until the Tetrarchy , largest territorial and administrative unit of the empire's territorial possessions outside of Italy...

 of Osrhoene. It is also a Roman Catholic titular see

Titular see

A titular see in various churches is an episcopal see of a former diocese that no longer functions, sometimes called a "dead diocese". The ordinary or hierarch of such a see may be styled a "titular bishop", "titular metropolitan", or "titular archbishop"....

, a suffragan of the archbishopric of Edessa.

History

The city, which was destroyed, has not been rediscovered; but it is thought to have been located near the Euphrates

Euphrates

The Euphrates is the longest and one of the most historically important rivers of Western Asia. Together with the Tigris, it is one of the two defining rivers of Mesopotamia...

 and Europos

Europos

Europos or Europus can refer to:*Europus, a son of Makednos and Oreithyia, the daughter of Athenian Cecrops II.**Europos, a debated number of towns in ancient Macedonia named after him...

 or Carchemish
(Djerabis).

The "Notitia" of Anastasius

Anastasius I (emperor)

Anastasius I was Byzantine Emperor from 491 to 518. During his reign the Roman eastern frontier underwent extensive re-fortification, including the construction of Dara, a stronghold intended to counter the Persian fortress of Nisibis....

, in the sixth century, still mentions this episcopal see as being in that province and in the Patriarchate of Antioch ("Echos d'Orient", Paris, 1907, 145). Procopius

Procopius

Procopius of Caesarea was a prominent Byzantine scholar from Palestine. Accompanying the general Belisarius in the wars of the Emperor Justinian I, he became the principal historian of the 6th century, writing the Wars of Justinian, the Buildings of Justinian and the celebrated Secret History...

 ("De aedificiis", II, 9) says that Byzantine Emperor Justinian I

Justinian I

Justinian I ; , ; 483– 13 or 14 November 565), commonly known as Justinian the Great, was Byzantine Emperor from 527 to 565. During his reign, Justinian sought to revive the Empire's greatness and reconquer the lost western half of the classical Roman Empire.One of the most important figures of...

 rebuilt its walls.

At least seven bishops are known from the fourth to the sixth century, the first of whom, Eustathius

Eustathius

Eustathius or Eustathios may refer to:* Eustathius of Antioch, Patriarch of Antioch * Eustathius of Sebaste * Eustathius of Cappadocia Neoplatonist, orator, and diplomat...

, was in correspondence with St. Basil (Lequien, Oriens christianus II, 983-86).