Betitius Perpetuus Arzygius (ca. 285 - aft. 312/314) was a Corrector Provinciae of Sicilia

Sicilia (Roman province)

Sicilia was the first province acquired by the Roman Republic, organized in 241 BC as a proconsular governed territory, in the aftermath of the First Punic War with Carthage. It included Sicily and Malta...

 in 312/4.

He was the son of Betitius (b. ca. 255) and wife Aurelia (b. ca. 260), daughter of Aurelius (b. ca. 235) and paternal granddaughter of Marcus Aurelius Cominius Arzygius, paternal grandson of Betitius (b. ca. 230) and wife, great-grandson of Betitius (b. ca. 205) and wife and great-great-grandson of Gaius Betitius Pius

Gaius Betitius Pius

Gaius Betitius Pius was a Patronus of Canusium in 223.He was the son of Gaius Betitius Maximillianus , Suffect Consul....

 and wife Seia Fuscinilla, sister of Seius Sallustius

Seius Sallustius

Lucius Seius Herennius Sallustius was a Roman usurper in 227. He was a son of Seius and wife Herennia Orbiana , and paternal grandson of Publius Seius Fuscianus....

, Roman usurper

Roman usurper

Usurpers are individuals or groups of individuals who obtain and maintain the power or rights of another by force and without legal authority. Usurpation was endemic during roman imperial era, especially from the crisis of the third century onwards, when political instability became the rule.The...

 Emperor.

He married and had:

• Betitia (b. ca. 300), married to Faltonius Probus (b. ca. 295), son of Faltonius (b. ca. 260) and wife Maecia Proba (b. ca. 270) and paternal grandson of Faltonius Pinianus
  Faltonius Pinianus
  Faltonius Pinianus was a Proconsul of Asia in 286 or 305.He was the son of Faltonius Restitutianus.He married and had issue:...
  
  , and had issue.

Sources

• Continuité gentilice et continuité sénatoriale dans les familles sénatoriales romaines à l'époque impériale, 2000