None of the following predynastic "antediluvian" rulers has been verified as historical via archaeological excavations, epigraphical inscriptions, or otherwise. It is possible that they correspond to the Early Bronze Age Jemdet Nasr period culture which ended approximately 2900 BC, immediately preceding the dynasts, if they were not purely mythological inventions.
The following reigns were measured in Sumerian numerical units known as sars (units of 3600), ners (units of 600), and sosses (units of 60).
|Ruler||Epithet||Length of reign||Approx. dates||Comments|
|Alulim||8 sars (28,800 years)||Between 35th and 30th century BC|
|Alalngar||10 sars (36,000 years)|
|En-men-lu-ana||12 sars (43,200 years)|
|En-men-gal-ana||8 sars (28,800 years)|
| Dumuzid, the Shepherd
|| "the shepherd" || 10 sars (36,000 years) || ||
|En-sipad-zid-ana||8 sars (28,800 years)|
|En-men-dur-ana||5 sars and 5 ners (21,000 years)|
|Ubara-Tutu||5 sars and 1 ner (18,600 years)|