He ruled for 25 (or 34) years according to the Sumerian king list.
His name does not appear in the longer king lists.
He is listed in king lists as successor to his brothers.
Tnúthgal appears in some king lists but this is suspect.
There are several problems with this entry in the king list.
Also found are seal impressions that provide the earliest confirmed king list.
The Sumerian king list is one record of the political history of the period.
According to the Sumerian king list he reigned for 126 years.
The impressions are the earliest confirmed king list for ancient Egypt.
Before becoming monarch, the king list says she was a tavern-keeper.