🇮🇶 Iraq · Tell
Tell el-ʿObeid
Ubaid to Ur III (c.5500–2000 BCE; temple sequence defines Chalcolithic Eridu–Ubaid horizon) · Ubaid → Uruk → Early Dynastic → Ur III
Type-site of Ubaid period — 1919 Ninhursag temple with copper bulls gave Chalcolithic its name.