prism. King List prism; Sumerian, written in cuneiform script, runs in two columns on each of the four sides of the prism list of the Sumerian and Akkadian rulers from 'before the Flood' and then from about 3200-1800 BC to King Sin-magir of Isin (1827-1817 BC); the text gives the most extensive list of rulers from sourthern Iraq of the period and evokes the Biblical Flood story as well as the geneaologies in Genesis 5 and 11, Iraq