However, Banquet Scenes are often portrayed as individuals holding goblets facing each other. The serpent is not explained well either in modern views. jgl
"One striking and important specimen of early type in the British Museum collection has two figures sitting one on each side of a tree, holding out their hands to the fruit, while at the back of one is stretched a serpent. We know well that in these early sculptures none of these figures were chance devises, but all represented events or supposed events, and figures in their legends; thus it is evident that a form of the story of the Fall, similar to that of Genesis, was known in early in Babylonia."