 His conventional name is derived from his name vase, the so-called Arkesilas Cup, a "kylix" now on display at the Cabinet des médailles of the Bibliothèque nationale de France.The vessel, found at Vulci, depicts Arkesilaos II, King of Cyrene, watching his subjects packing and weighing trade goods.It is a singular motif in ancient Greek art, and one of very few vase painting depicting recognisable historical figures.