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−Table of Contents
Archaeological Periodisation
Periodisation Schemes
| Date (BC) | Traditional | Alternative | ARCANE | Chicago System (Diyala Region) | Palaeographic Period |
| ~3500 to ~3100 | Late Uruk | Uruk IV, Late Chalcolithic 5 (Rothman 2001) | ESM 1 | Protoliterate B | |
| ~3100 to ~2900 | Jemdet Nasr | Uruk III | ESM 2 | Protoliterate C-D | |
| ~2900 to ~2700 | Early Dynastic I | ESM 3 | Late Protoliterate D | Archaic (Ur texts) | |
| ~2700 to ~2600 | Early Dynastic II | uncertain | |||
| ~2600 to ~2500 | Early Dynastic IIIa | ESM 4a | Fara (Fara and and Abu Salabikh texts) | ||
| ~2500 to 2334 | Early Dynastic IIIb | Protoimperial | ESM 4b | ||
