Shell inlay inscripted with the name of Akurgal, son of Ur-Nanshe, king of Lagash. Early Dynastic III (ca. 2500 BC). Found in Telloh, ancient Girsu.
(w:Ur-Nanshe, first half of 24th century BC, 2400 to 2350 BC.)
Photograph: Jastrow (2005).