Hierarchy classification:

1. top of the aat hierarchies
2. Styles and Periods Facet
3. Styles and Periods (hierarchy name)
4. [styles, periods, and cultures by region]
5. Early Western World
6. Mediterranean (Early Western World)
7. Ancient Italian
8. Roman (ancient Italian culture or period)

Narrower term/s

• Tetrarchic
• Constantinian

Anotations

Scope note:

Refers to the period in history and the style of art that developed after Severan rule in the Roman Empire. It includes the period when Diocletian shared his power in a Tetrarchy and the subsequent period marked by the conversion of Constantine and the Empire to Christianity. This period overlaps with the Early Christian and Early Byzantine periods.