Marcus Agrippa, Lieutenant of Augustus (died 12 BC). AE 25 mm. 11.6 gm. Posthumous issue of Rome, AD 37-41. Obv: M • AGRIPPA • L-• F • COS • III •, head of Agrippa left, wearing rostral crown. Rev: Neptune standing facing, head left, nude but for cloak hanging behind and over both arms, small dolphin in right hand, grounded trident in left; S-C across fields. RIC I (Gaius) 58.