Nero (54-68). Egypt, Alexandria. AR Tetradrachm (25mm, 12.8g). Dated RY 5 (AD 58/9). Laureate head right. R/ Serpent Agathodaemon erect to right, crowned with skhent, coiled around poppies and grain ears; L [E] (date) in right field. Köln 131-2; Dattari (Savio) 267; K&G 14.42 corr. (obv. legend M); RPC I 5249; Emmett 106.5.