Watch List notes:

Gaius (Caligula), with Agrippina Senior. AD 37-41. AR Denarius (18mm, 3.58 g, 10h). Lugdunum (Lyon) mint. 2nd emission, 2nd phase, late AD 37-early 38. Laureate head of Gaius (Caligula) right / Draped bust of Agrippina right. RIC I 14 (Rome mint); Lyon 170 (unlisted dies); RSC 2. Toned, some green deposits, and a few scratches. Good Fine.

From the Peter J. Merani Collection. Ex Classical Numismatic Auctions VIII (27 September 1989), lot 405.