Rusubisir was an

ancient Ancient history is a time period from the beginning of writing and recorded human history through late antiquity. The span of recorded history is roughly 5,000 years, beginning with the development of Sumerian cuneiform script. Ancient h ...

Roman town Roman or Romans most often refers to: *Rome, the capital city of Italy *Ancient Rome, Roman civilization from 8th century BC to 5th century AD *Roman people, the people of Roman civilization *Epistle to the Romans, shortened to Romans, a letter w ...

of the

Roman province The Roman provinces (, pl. ) were the administrative regions of Ancient Rome outside Roman Italy that were controlled by the Romans under the Roman Republic and later the Roman Empire. Each province was ruled by a Roman appointed as Roman g ...

Mauretania Caesariensis Mauretania Caesariensis (Latin for "Caesarea, Numidia, Caesarean Mauretania") was a Roman province located in present-day Algeria. The full name refers to its capital Caesarea, Numidia, Caesarea Mauretaniae (modern Cherchell). The province had ...

. An exact location of the town is not currently known but it presumed to be in the territory around Tiza,

Algeria Algeria, officially the People's Democratic Republic of Algeria, is a country in the Maghreb region of North Africa. It is bordered to Algeria–Tunisia border, the northeast by Tunisia; to Algeria–Libya border, the east by Libya; to Alger ...

. Rusubisir was also the

seat A seat is a place to sit. The term may encompass additional features, such as back, armrest, head restraint but may also refer to concentrations of power in a wider sense (i.e " seat (legal entity)"). See disambiguation. Types of seat The ...

of an

bishopric In church governance, a diocese or bishopric is the ecclesiastical district under the jurisdiction of a bishop. History In the later organization of the Roman Empire, the increasingly subdivided provinces were administratively associate ...

which survives today as a

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 metropolitan" (highest rank), "titular archbi ...

of the

Roman Catholic Church The Catholic Church (), also known as the Roman Catholic Church, is the List of Christian denominations by number of members, largest Christian church, with 1.27 to 1.41 billion baptized Catholics Catholic Church by country, worldwid ...

. The current

bishop A bishop is an ordained member of the clergy who is entrusted with a position of Episcopal polity, authority and oversight in a religious institution. In Christianity, bishops are normally responsible for the governance and administration of di ...

is ''Mons.'' Juan Alberto Ayala. Titular Episcopal See of Rusibisir
at GCatholic.org.

References

Obispo Titular Actual: Juan Alberto Ayala Ramírez (Venezuela) http://www.gcatholic.org/dioceses/former/t1484.htm Catholic titular sees in Africa Roman towns and cities in Mauretania Caesariensis Ancient Berber cities {{Algiers-geo-stub