In an early fourth-millennium level of the Eanna archaeological site at Uruk, a pottery style appears that is most characteristic of this process, the so-called beveled-rim bowl.

在乌鲁克伊安娜考古遗址的第四个千年的早期，出现了一种这个过程中最具特色的陶器风格，也就是所谓的斜边碗。